/* ==========================================================
   曦主题 · WinUI 3 × 液态玻璃
   Mica 底色 + Fluent 控件 + 半透明玻璃卡片 / 高光描边
   ========================================================== */

:root {
  --xi-main: #2bb39a;
  --xi-radius: 16px;
  --xi-blur: 24px;
  --xi-ctrl-radius: 8px;

  --xi-main-soft: color-mix(in srgb, var(--xi-main) 12%, transparent);
  --xi-main-line: color-mix(in srgb, var(--xi-main) 35%, transparent);
  --xi-main-deep: color-mix(in srgb, var(--xi-main) 80%, #062a23);

  --xi-bg: #edf4f2;
  --xi-mica-1: color-mix(in srgb, var(--xi-main) 26%, #ffffff);
  --xi-mica-2: #dff3f6;
  --xi-mica-3: #fbfdfc;

  --xi-glass: rgba(255, 255, 255, .56);
  --xi-glass-hover: rgba(255, 255, 255, .72);
  --xi-glass-strong: rgba(255, 255, 255, .86);
  --xi-solid: #fbfdfc;
  --xi-edge-hi: rgba(255, 255, 255, .95);
  --xi-edge-lo: rgba(255, 255, 255, .15);
  --xi-stroke: rgba(15, 45, 40, .07);
  --xi-stroke-strong: rgba(15, 45, 40, .14);
  --xi-ctrl: rgba(255, 255, 255, .7);
  --xi-ctrl-hover: rgba(255, 255, 255, .9);
  --xi-subtle: rgba(15, 45, 40, .045);
  --xi-subtle-2: rgba(15, 45, 40, .08);

  --xi-text: #17221f;
  --xi-text-2: #4a5955;
  --xi-text-3: #84928e;

  --xi-shadow: 0 1px 2px rgba(10, 40, 34, .04), 0 10px 30px -12px rgba(10, 40, 34, .16);
  --xi-shadow-hover: 0 2px 4px rgba(10, 40, 34, .05), 0 22px 44px -16px rgba(10, 40, 34, .24);

  --xi-font: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
  --xi-font-display: "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei UI", sans-serif;
  --xi-mono: "Cascadia Code", Consolas, Menlo, monospace;
}

[data-theme="dark"] {
  --xi-main-deep: color-mix(in srgb, var(--xi-main) 70%, #ffffff);
  --xi-bg: #0f1614;
  --xi-mica-1: color-mix(in srgb, var(--xi-main) 30%, #0f1614);
  --xi-mica-2: #0f2427;
  --xi-mica-3: #121a18;

  --xi-glass: rgba(30, 40, 37, .5);
  --xi-glass-hover: rgba(38, 50, 47, .62);
  --xi-glass-strong: rgba(28, 36, 34, .9);
  --xi-solid: #1b2422;
  --xi-edge-hi: rgba(255, 255, 255, .22);
  --xi-edge-lo: rgba(255, 255, 255, .03);
  --xi-stroke: rgba(255, 255, 255, .07);
  --xi-stroke-strong: rgba(255, 255, 255, .14);
  --xi-ctrl: rgba(255, 255, 255, .06);
  --xi-ctrl-hover: rgba(255, 255, 255, .1);
  --xi-subtle: rgba(255, 255, 255, .05);
  --xi-subtle-2: rgba(255, 255, 255, .09);

  --xi-text: #e8f0ee;
  --xi-text-2: #b3c1bd;
  --xi-text-3: #7f8f8a;

  --xi-shadow: 0 1px 2px rgba(0, 0, 0, .2), 0 12px 32px -12px rgba(0, 0, 0, .55);
  --xi-shadow-hover: 0 2px 4px rgba(0, 0, 0, .25), 0 24px 48px -16px rgba(0, 0, 0, .65);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-padding-top: 96px; }

body {
  margin: 0;
  font-family: var(--xi-font);
  font-size: 15px;
  line-height: 1.75;
  color: var(--xi-text);
  background: var(--xi-bg);
  -webkit-font-smoothing: antialiased;
  transition: background-color .3s, color .3s;
}

/* Mica：固定在底层的柔和色场，给玻璃提供可折射的内容 */
.xi-backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(40vw 40vw at 88% -6%, var(--xi-mica-1), transparent 70%),
    radial-gradient(36vw 36vw at -6% 28%, var(--xi-mica-2), transparent 70%),
    radial-gradient(44vw 30vw at 60% 108%, var(--xi-mica-1), transparent 72%),
    linear-gradient(180deg, var(--xi-mica-3), var(--xi-bg));
}

a { color: inherit; text-decoration: none; transition: color .2s; }
a:hover { color: var(--xi-main-deep); }
img { max-width: 100%; height: auto; }
::selection { background: var(--xi-main); color: #fff; }
:focus-visible { outline: 2px solid var(--xi-text); outline-offset: 2px; border-radius: 4px; }

.xi-icon { width: 1em; height: 1em; flex: none; vertical-align: -.125em; }

.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

.xi-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- 液态玻璃材质 ---------- */
.xi-glass,
.xi-card,
.xi-widget.xi-card-glass {
  position: relative;
  background: var(--xi-glass);
  -webkit-backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  border: 1px solid var(--xi-stroke);
  border-radius: var(--xi-radius);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow);
}

/* 高光描边：左上亮、右下暗，模拟玻璃边缘折射 */
.xi-glass::before,
.xi-card::before,
.xi-widget.xi-card-glass::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(150deg, var(--xi-edge-hi), var(--xi-edge-lo) 35%, var(--xi-edge-lo) 65%, var(--xi-edge-hi));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.xi-widget.xi-card-solid {
  background: var(--xi-solid);
  border: 1px solid var(--xi-stroke);
  border-radius: var(--xi-radius);
  box-shadow: var(--xi-shadow);
}

.xi-widget.xi-card-none { background: none; }

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .xi-glass, .xi-card, .xi-widget.xi-card-glass { background: var(--xi-glass-strong); }
}

/* ---------- Fluent 控件 ---------- */
.xi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 32px;
  padding: 5px 16px;
  border: 1px solid var(--xi-stroke);
  border-bottom-color: var(--xi-stroke-strong);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  font-size: 14px;
  line-height: 1.4;
  cursor: pointer;
  transition: background .15s, color .15s, transform .1s;
}
.xi-btn:hover { background: var(--xi-ctrl-hover); color: var(--xi-text); }
.xi-btn:active { transform: scale(.98); opacity: .85; }
.xi-btn-sm { min-height: 28px; padding: 3px 12px; font-size: 13px; }
.xi-btn-accent {
  background: var(--xi-main);
  border-color: color-mix(in srgb, var(--xi-main) 80%, #000);
  border-bottom-color: color-mix(in srgb, var(--xi-main) 55%, #000);
  color: #fff;
}
.xi-btn-accent:hover { background: color-mix(in srgb, var(--xi-main) 90%, #fff); color: #fff; }

.xi-btn-icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: var(--xi-ctrl-radius);
  background: transparent;
  color: var(--xi-text-2);
  font-size: 18px;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.xi-btn-icon:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-btn-icon:active { background: var(--xi-subtle-2); }

/* 文本框：WinUI 底部强调线 */
.xi-search-form input,
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--xi-stroke);
  border-bottom: 1px solid var(--xi-text-3);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  outline: 0;
  transition: background .15s, border-color .15s, box-shadow .15s;
}
.xi-search-form input:hover,
.comment-form input:hover,
.comment-form textarea:hover { background: var(--xi-ctrl-hover); }
.xi-search-form input:focus,
.comment-form input:focus,
.comment-form textarea:focus {
  background: var(--xi-glass-strong);
  border-bottom-color: var(--xi-main);
  box-shadow: inset 0 -1px 0 var(--xi-main);
}
::placeholder { color: var(--xi-text-3); }

.xi-search-form {
  position: relative;
  display: flex;
}
.xi-search-form input { padding-right: 44px; }
.xi-search-form button {
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  place-items: center;
  width: 32px;
  height: 28px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--xi-text-2);
  font-size: 16px;
  cursor: pointer;
}
.xi-search-form button:hover { background: var(--xi-subtle); color: var(--xi-main-deep); }

/* ---------- 顶部导航：悬浮玻璃条 ---------- */
.xi-header {
  position: relative;
  z-index: 100;
  padding-top: 12px;
}
.xi-sticky .xi-header { position: sticky; top: 0; }

.xi-header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 60px;
  padding: 0 10px 0 18px;
  border-radius: calc(var(--xi-radius) + 4px);
}

.xi-logo { display: flex; align-items: center; gap: 10px; flex: none; }
.xi-logo img { max-height: 36px; width: auto; }
.xi-logo-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--xi-main) 85%, #fff), var(--xi-main));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .5), 0 4px 12px -4px var(--xi-main);
  color: #fff;
  font-size: 17px;
}
.xi-logo-text {
  font-family: var(--xi-font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .5px;
  color: var(--xi-text);
}

.xi-nav { flex: 1; min-width: 0; }
.xi-menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 2px;
}
.xi-menu li { position: relative; }
.xi-menu a {
  position: relative;
  display: block;
  padding: 6px 14px;
  border-radius: var(--xi-ctrl-radius);
  color: var(--xi-text-2);
  font-size: 14px;
  transition: background .15s, color .15s;
}
.xi-menu a:hover { background: var(--xi-subtle); color: var(--xi-text); }

/* WinUI NavigationView 选中指示条 */
.xi-menu > li > a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 1px;
  width: 16px;
  height: 3px;
  margin-left: -8px;
  border-radius: 3px;
  background: var(--xi-main);
  transform: scaleX(0);
  transition: transform .25s cubic-bezier(.2, .8, .2, 1);
}
.xi-menu > .current-menu-item > a,
.xi-menu > .current_page_item > a,
.xi-menu > .current-menu-ancestor > a { color: var(--xi-text); font-weight: 600; }
.xi-menu > .current-menu-item > a::after,
.xi-menu > .current_page_item > a::after,
.xi-menu > .current-menu-ancestor > a::after { transform: scaleX(1); }

.xi-menu .sub-menu {
  list-style: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 180px;
  margin: 0;
  padding: 4px;
  background: var(--xi-glass-strong);
  -webkit-backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  border: 1px solid var(--xi-stroke);
  border-radius: 12px;
  box-shadow: var(--xi-shadow-hover);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: .2s cubic-bezier(.2, .8, .2, 1);
}
.xi-menu li:hover > .sub-menu { opacity: 1; visibility: visible; transform: none; }

.xi-header-actions { display: flex; flex: none; gap: 2px; margin-left: auto; }

/* 菜单项不换行；放不下的由 main.js 收进末尾的「更多」 */
.xi-menu > li { flex: none; }
.xi-menu a { white-space: nowrap; }
.xi-menu-more > a { display: flex; align-items: center; gap: 2px; cursor: pointer; }
.xi-menu-more > a .xi-icon { font-size: 14px; transition: transform .2s; }
.xi-menu-more:hover > a .xi-icon, .xi-menu-more.is-open > a .xi-icon { transform: rotate(180deg); }
.xi-menu-more > .sub-menu { left: auto; right: 0; }
.xi-menu-more.is-open > .sub-menu { opacity: 1; visibility: visible; transform: none; }
/* 收进「更多」的菜单项如果自带二级菜单，直接缩进展开 */
.xi-menu-more .sub-menu .sub-menu { position: static; opacity: 1; visibility: visible; transform: none; min-width: 0; padding: 0 0 0 12px; border: 0; background: none; box-shadow: none; -webkit-backdrop-filter: none; backdrop-filter: none; }
.xi-menu-more .sub-menu .current-menu-item > a { color: var(--xi-main-deep); font-weight: 600; }
.xi-menu-toggle { display: none; }

.xi-theme-toggle .xi-icon:last-child { display: none; }
[data-theme="dark"] .xi-theme-toggle .xi-icon:first-child { display: none; }
[data-theme="dark"] .xi-theme-toggle .xi-icon:last-child { display: block; }

/* ---------- 头像菜单 ---------- */
.xi-user { position: relative; display: flex; align-items: center; margin-left: 4px; }
.xi-user-btn {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: none;
  cursor: pointer;
  box-shadow: 0 0 0 2px transparent;
  transition: box-shadow .2s;
}
.xi-user-btn:hover, .xi-user.is-open .xi-user-btn { box-shadow: 0 0 0 2px var(--xi-main-line); }
.xi-user-btn img { width: 32px; height: 32px; border-radius: 50%; display: block; }
.xi-user-guest {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--xi-subtle-2);
  color: var(--xi-text-2);
  font-size: 18px;
}
.xi-user-guest.is-lg { width: 56px; height: 56px; font-size: 28px; margin: 0 auto 8px; }

.xi-user-menu {
  position: absolute;
  top: calc(100% + 14px);
  right: -6px;
  z-index: 110;
  width: 300px;
  padding: 8px;
  background: var(--xi-glass-strong);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow-hover);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px) scale(.98);
  transform-origin: top right;
  transition: opacity .2s, transform .25s cubic-bezier(.2, .8, .2, 1), visibility .2s;
}
.xi-user.is-open .xi-user-menu { opacity: 1; visibility: visible; transform: none; }

.xi-um-head { display: flex; align-items: center; gap: 12px; padding: 10px 10px 12px; }
.xi-um-head img { width: 48px; height: 48px; border-radius: 50%; display: block; box-shadow: var(--xi-shadow); }
.xi-um-info { display: flex; flex-direction: column; min-width: 0; }
.xi-um-info b { font-family: var(--xi-font-display); font-size: 16px; font-weight: 600; }
.xi-um-info small { font-size: 12px; color: var(--xi-text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.xi-um-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; margin: 0 4px 8px; }
.xi-um-stats div { display: flex; flex-direction: column; align-items: center; padding: 6px 0; border-radius: var(--xi-ctrl-radius); background: var(--xi-subtle); }
.xi-um-stats b { font-size: 16px; font-weight: 600; line-height: 1.3; }
.xi-um-stats span { font-size: 11px; color: var(--xi-text-3); }

.xi-um-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 0 4px 6px; }
.xi-um-grid a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 4px 8px;
  border-radius: var(--xi-ctrl-radius);
  font-size: 12px;
  color: var(--xi-text-2);
  transition: background .15s, color .15s;
}
.xi-um-grid a .xi-icon { font-size: 20px; color: var(--xi-main); }
.xi-um-grid a:hover { background: var(--xi-subtle); color: var(--xi-text); }

.xi-um-section { margin-top: 2px; padding-top: 6px; border-top: 1px solid var(--xi-stroke); }
.xi-um-title { padding: 4px 10px; font-size: 11px; font-weight: 600; letter-spacing: 1px; color: var(--xi-text-3); }
.xi-um-item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: var(--xi-ctrl-radius);
  font-size: 14px;
  color: var(--xi-text-2);
  transition: background .15s, color .15s;
}
.xi-um-item .xi-icon { font-size: 16px; color: var(--xi-text-3); }
.xi-um-item span { flex: 1; }
.xi-um-item em {
  min-width: 20px;
  padding: 0 6px;
  border-radius: 999px;
  font-style: normal;
  font-size: 11px;
  font-weight: 600;
  line-height: 18px;
  text-align: center;
  color: #fff;
  background: #d13438;
}
.xi-um-item:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-um-item:hover .xi-icon { color: var(--xi-main); }
.xi-um-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 14px;
  margin-top: -7px;
  border-radius: 3px;
  background: var(--xi-main);
  transform: scaleY(0);
  transition: transform .2s cubic-bezier(.2, .8, .2, 1);
}
.xi-um-item:hover::before { transform: scaleY(1); }
.xi-um-logout { margin-top: 4px; border-top: 1px solid var(--xi-stroke); border-radius: 0 0 var(--xi-ctrl-radius) var(--xi-ctrl-radius); }
.xi-um-logout:hover .xi-icon { color: #d13438; }

.xi-um-guest { display: flex; flex-direction: column; align-items: center; padding: 18px 12px 12px; text-align: center; }
.xi-um-guest b { font-size: 15px; font-weight: 600; }
.xi-um-guest small { margin-top: 2px; font-size: 12px; color: var(--xi-text-3); }
.xi-um-actions { display: flex; gap: 8px; margin-top: 14px; }

.xi-search-panel {
  display: none;
  margin-top: 8px;
  padding: 12px;
  border-radius: calc(var(--xi-radius) + 4px);
}
.xi-search-open .xi-search-panel { display: block; animation: xi-flyout .25s cubic-bezier(.2, .8, .2, 1); }
.xi-search-panel .xi-search-form { max-width: 640px; margin: 0 auto; }

@keyframes xi-flyout {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 幻灯片 ---------- */
.xi-slider {
  --ease: cubic-bezier(.65, 0, .35, 1);
  position: relative;
  height: var(--pc-h, 420px);
  overflow: hidden;
  isolation: isolate;
  border-radius: var(--xi-radius);
  background: var(--xi-main-soft);
  box-shadow: var(--xi-shadow);
  touch-action: pan-y;
}
.xi-slider.is-scale { height: auto; aspect-ratio: 100 / var(--scale, 40); }
.xi-slider-track { position: absolute; inset: 0; }

.xi-slide {
  position: absolute;
  inset: 0;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: transform .7s var(--ease), opacity .7s var(--ease), visibility .7s;
}
.xi-slide[data-pos="active"] { z-index: 2; opacity: 1; visibility: visible; transform: none; }
[data-effect="slide"] .xi-slide { transform: translateX(100%); }
[data-effect="slide"] .xi-slide[data-pos="next"] { opacity: 1; visibility: visible; transform: translateX(100%); }
[data-effect="slide"] .xi-slide[data-pos="prev"] { opacity: 1; visibility: visible; transform: translateX(-100%); }
[data-effect="slide"] .xi-slide[data-pos="active"] { transform: none; }
[data-effect="zoom"] .xi-slide { transform: scale(1.08); }
[data-effect="zoom"] .xi-slide[data-pos="active"] { transform: none; }

.xi-slide-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.xi-slide-bg.is-gradient {
  background:
    radial-gradient(50% 70% at 20% 10%, rgba(255, 255, 255, .5), transparent 65%),
    radial-gradient(40% 60% at 85% 90%, color-mix(in srgb, var(--xi-main) 60%, #b5f0ff), transparent 70%),
    linear-gradient(135deg, color-mix(in srgb, var(--xi-main) 45%, #fff), var(--xi-main) 55%, var(--xi-main-deep));
}
.xi-slide[data-pos="active"] img.xi-slide-bg { animation: xi-kenburns 12s ease-out both; }
@keyframes xi-kenburns { from { transform: scale(1.06); } to { transform: none; } }

.xi-slide-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(0, 0, 0, var(--mask)), rgba(0, 0, 0, calc(var(--mask) * .35)));
}
.xi-slide-link { position: absolute; inset: 0; z-index: 1; }

.xi-slide-text {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  padding: 0 clamp(24px, 7%, 96px);
  pointer-events: none;
}
.xi-slide-text.is-center { justify-content: center; text-align: center; }
.xi-slide-text.is-right { justify-content: flex-end; text-align: right; }
.xi-slide-text-inner {
  max-width: 580px;
  color: #fff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, .18);
  pointer-events: auto;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .6s .25s, transform .6s .25s var(--ease);
}
.xi-slide[data-pos="active"] .xi-slide-text-inner { opacity: 1; transform: none; }
.xi-slide-text h2 {
  margin: 0 0 8px;
  font-family: var(--xi-font-display);
  font-size: clamp(24px, 3.4vw, 44px);
  font-weight: 600;
  line-height: 1.25;
}
.xi-slide-text p { margin: 0 0 18px; font-size: clamp(14px, 1.3vw, 17px); opacity: .92; }
.xi-slide-text .xi-btn { text-shadow: none; }

/* 翻页按钮：玻璃圆钮 */
.xi-slider-btn {
  position: absolute;
  top: 50%;
  z-index: 4;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-top: -20px;
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: 50%;
  background: rgba(255, 255, 255, .2);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  backdrop-filter: blur(16px) saturate(180%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .5);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  transition: opacity .25s, background .2s;
}
.xi-slider-btn.is-prev { left: 16px; }
.xi-slider-btn.is-prev .xi-icon { transform: rotate(180deg); }
.xi-slider-btn.is-next { right: 16px; }
.xi-slider:hover .xi-slider-btn { opacity: 1; }
.xi-slider-btn:hover { background: rgba(255, 255, 255, .35); }

/* 指示器：玻璃胶囊 */
.xi-slider-dots {
  position: absolute;
  left: 50%;
  bottom: 16px;
  z-index: 4;
  display: flex;
  gap: 6px;
  padding: 6px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  -webkit-backdrop-filter: blur(12px) saturate(180%);
  backdrop-filter: blur(12px) saturate(180%);
  transform: translateX(-50%);
}
.xi-slider-dots button {
  width: 6px;
  height: 6px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, .55);
  cursor: pointer;
  transition: width .3s var(--ease), background .3s;
}
.xi-slider-dots button.is-active { width: 20px; background: #fff; }

/* 叠加层：搜索 + 图标卡片 */
.xi-slider-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: center;
  pointer-events: none;
}
.xi-slider-overlay > * { pointer-events: auto; }
.xi-hs-search { width: min(640px, calc(100% - 40px)); margin: 0 auto; text-align: center; color: #fff; }
.xi-hs-search .xi-search-form { border-radius: 999px; padding: 4px; }
.xi-hs-search .xi-search-form input {
  height: 46px;
  padding: 0 56px 0 22px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  box-shadow: none;
  font-size: 16px;
}
.xi-hs-search .xi-search-form input:focus { background: transparent; box-shadow: none; }
.xi-hs-search .xi-search-form button { right: 8px; width: 42px; height: 38px; border-radius: 999px; background: var(--xi-main); color: #fff; }
.xi-hs-keywords { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-top: 12px; }
.xi-hs-keywords a {
  padding: 2px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  font-size: 13px;
  color: #fff;
}
.xi-hs-keywords a:hover { background: rgba(255, 255, 255, .32); color: #fff; }
.xi-hs-html { margin: 10px 0; text-shadow: 0 1px 8px rgba(0, 0, 0, .2); }

.xi-hs-cards {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.xi-hs-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  transition: transform .25s var(--ease), background .2s;
}
a.xi-hs-card:hover { transform: translateY(-3px); background: var(--xi-glass-hover); color: var(--xi-text); }
.xi-hs-card-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--xi-main) 80%, #fff), var(--xi-main));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .45), 0 6px 14px -6px var(--xi-main);
  color: #fff;
  font-size: 20px;
  overflow: hidden;
}
.xi-hs-card-icon img { width: 100%; height: 100%; object-fit: cover; }
.xi-hs-card-text { display: flex; flex-direction: column; min-width: 0; }
.xi-hs-card-text b { font-size: 14px; font-weight: 600; }
.xi-hs-card-text small { font-size: 12px; color: var(--xi-text-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.xi-slider:has(.xi-hs-cards) .xi-slider-dots { bottom: auto; top: 16px; }

/* 顶部组件布局 */
.xi-header-slide.is-box { padding-top: 20px; }
.xi-header-slide.is-full .xi-slider { border-radius: 0; box-shadow: none; }
.xi-has-header-slide .xi-header-slide.is-full { margin-top: -72px; }
.xi-header-slide.is-full .xi-slide-text,
.xi-header-slide.is-full .xi-slider-overlay { padding-top: 72px; }
.xi-header-slide.is-full .xi-slider-overlay { padding-bottom: 0; }
.xi-header-slide.is-full .xi-slider::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  height: 90px;
  background: linear-gradient(transparent, var(--xi-bg));
  pointer-events: none;
}
.xi-slider-widget { box-shadow: var(--xi-shadow); }

/* ---------- 布局 ---------- */
.xi-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 20px;
  padding-top: 20px;
  padding-bottom: 20px;
  align-items: start;
}
.xi-no-sidebar .xi-layout { grid-template-columns: minmax(0, 1fr); max-width: 900px; }
.xi-main { min-width: 0; }

.xi-fluid-area { display: grid; gap: 20px; padding-top: 20px; }
/* grid 子项带 margin:auto 会按内容收缩，强制撑满 */
.xi-fluid-area > .xi-container { width: 100%; }
.xi-content-area { display: grid; gap: 16px; margin-bottom: 16px; }
.xi-content-area:last-child { margin: 16px 0 0; }

/* ---------- 写在前面（小工具） ---------- */
.xi-widget:has(.xi-intro) { overflow: hidden; }
.xi-intro {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 24px;
  padding: 16px 16px 12px;
}
.xi-intro::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in srgb, var(--xi-main) 30%, transparent), transparent 70%);
  pointer-events: none;
}
.xi-intro-label {
  grid-column: 1 / -1;
  margin: 0 0 -14px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--xi-main-deep);
}
.xi-intro blockquote {
  margin: 0;
  font-family: var(--xi-font-display);
  font-size: 30px;
  line-height: 1.5;
  font-weight: 600;
}
.xi-intro em {
  font-style: normal;
  color: var(--xi-main-deep);
  background: linear-gradient(transparent 62%, var(--xi-main-soft) 62%);
}
.xi-intro-count { position: relative; z-index: 1; text-align: right; font-size: 13px; color: var(--xi-text-3); }
.xi-intro-count b {
  display: block;
  font-family: var(--xi-font-display);
  font-size: 52px;
  line-height: 1;
  font-weight: 300;
  color: var(--xi-main);
}

/* ---------- 列表 ---------- */
.xi-section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 4px 0 14px;
  font-family: var(--xi-font-display);
  font-size: 17px;
  font-weight: 600;
}
.xi-section-title::before {
  content: "";
  width: 3px;
  height: 16px;
  border-radius: 3px;
  background: var(--xi-main);
}

.xi-archive-head { margin-bottom: 16px; padding: 24px 28px; }
.xi-archive-label { font-size: 12px; font-weight: 600; letter-spacing: 2px; color: var(--xi-main-deep); }
.xi-archive-head h1 { margin: 4px 0 0; font-family: var(--xi-font-display); font-size: 26px; font-weight: 600; }
.xi-archive-desc { color: var(--xi-text-2); margin-top: 6px; }

.xi-post-list { display: grid; gap: 14px; }

.xi-post-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: 16px;
  transition: transform .25s cubic-bezier(.2, .8, .2, 1), box-shadow .25s, background .25s;
}
.xi-post-item.has-thumb { grid-template-columns: 220px minmax(0, 1fr); }
.xi-post-item:hover {
  background: var(--xi-glass-hover);
  transform: translateY(-2px);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow-hover);
}

.xi-thumb {
  display: block;
  aspect-ratio: 3 / 2;
  border-radius: calc(var(--xi-radius) - 6px);
  overflow: hidden;
  background: var(--xi-main-soft);
}
.xi-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s cubic-bezier(.2, .8, .2, 1); }
.xi-post-item:hover .xi-thumb img { transform: scale(1.04); }

.xi-post-body { display: flex; flex-direction: column; min-width: 0; padding: 4px 4px 2px; }

.xi-cat {
  align-self: flex-start;
  padding: 1px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: var(--xi-main-deep);
  background: var(--xi-main-soft);
}
.xi-cat:hover { background: var(--xi-main); color: #fff; }

.xi-post-title {
  margin: 8px 0 4px;
  font-family: var(--xi-font-display);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.45;
}
.xi-sticky-badge {
  display: inline-block;
  margin-right: 6px;
  padding: 0 6px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  vertical-align: 3px;
  color: #fff;
  background: var(--xi-main);
}
.xi-excerpt {
  margin: 0 0 12px;
  color: var(--xi-text-2);
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.xi-post-foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.xi-meta { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 13px; color: var(--xi-text-3); }
.xi-meta span { display: inline-flex; align-items: center; gap: 5px; }
.xi-more { display: inline-flex; align-items: center; gap: 4px; font-size: 13px; font-weight: 600; color: var(--xi-main-deep); }
.xi-more .xi-icon { transition: transform .2s; }
.xi-post-item:hover .xi-more .xi-icon { transform: translateX(3px); }

/* 分页：WinUI PipsPager 风格 */
.navigation.pagination { margin-top: 20px; }
.nav-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 4px; }
.page-numbers {
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  display: grid;
  place-items: center;
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-glass);
  -webkit-backdrop-filter: blur(var(--xi-blur));
  backdrop-filter: blur(var(--xi-blur));
  border: 1px solid var(--xi-stroke);
  color: var(--xi-text-2);
  font-size: 14px;
}
a.page-numbers:hover { background: var(--xi-glass-hover); color: var(--xi-text); }
.page-numbers.current { background: var(--xi-main); border-color: transparent; color: #fff; font-weight: 600; }
.page-numbers.dots { border: 0; background: none; backdrop-filter: none; }

.xi-empty { padding: 48px 24px; text-align: center; color: var(--xi-text-3); }
.xi-empty .xi-search-form { max-width: 420px; margin: 0 auto; }

/* ---------- 文章页 ---------- */
.xi-article { padding: 40px 48px; }
.xi-article-head { padding-bottom: 22px; margin-bottom: 28px; border-bottom: 1px solid var(--xi-stroke); }
.xi-article-head h1 {
  margin: 12px 0 8px;
  font-family: var(--xi-font-display);
  font-size: 30px;
  font-weight: 600;
  line-height: 1.35;
}
.xi-subtitle { margin: 0 0 10px; color: var(--xi-text-2); font-size: 16px; }

.xi-content { font-size: 16px; line-height: 1.9; color: var(--xi-text); word-wrap: break-word; }
.xi-content > :first-child { margin-top: 0; }
.xi-content p { margin: 0 0 1.25em; }
.xi-content h2, .xi-content h3, .xi-content h4 {
  margin: 1.8em 0 .7em;
  font-family: var(--xi-font-display);
  font-weight: 600;
  line-height: 1.4;
}
/* 竖线用绝对定位，不用 flex：flex 会把标题里的加粗、代码等拆成单独的项并拉开间距，换行时竖线也会跑到中间 */
.xi-content h2 { font-size: 22px; }
/* 编辑器「标题」区块有自己的符号（井号、序号、短线…），不套用竖线 */
.xi-content h2:not(.xi-block-heading) { position: relative; padding-left: 14px; }
.xi-content h2:not(.xi-block-heading)::before { content: ""; position: absolute; left: 0; top: .2em; width: 4px; height: 1em; border-radius: 4px; background: var(--xi-main); }
.xi-content h3 { font-size: 18px; }
.xi-content a { color: var(--xi-main-deep); text-decoration: underline; text-decoration-color: var(--xi-main-line); text-underline-offset: 3px; }
.xi-content a:hover { text-decoration-color: var(--xi-main); }
/* 正文里的按钮（隐藏内容的登录、解锁等）不套用链接样式 */
.xi-content a.xi-btn { color: var(--xi-text); text-decoration: none; }
.xi-content a.xi-btn-accent { color: #fff; }
.xi-content ul, .xi-content ol { padding-left: 1.4em; margin: 0 0 1.25em; }
.xi-content li { margin-bottom: .3em; }
.xi-content li::marker { color: var(--xi-main); }
.xi-content img { border-radius: calc(var(--xi-radius) - 6px); }
.xi-content blockquote,
.xi-content .wp-block-quote {
  margin: 1.6em 0;
  padding: 14px 20px 14px 22px;
  border-radius: var(--xi-ctrl-radius);
  border-left: 3px solid var(--xi-main);
  background: var(--xi-main-soft);
  color: var(--xi-text-2);
}
.xi-content blockquote p:last-child { margin: 0; }
.xi-content blockquote cite { display: block; margin-top: 6px; font-size: 13px; font-style: normal; color: var(--xi-text-3); }
.xi-content code {
  padding: 2px 6px;
  border-radius: 5px;
  font-family: var(--xi-mono);
  font-size: .86em;
  color: var(--xi-main-deep);
  background: var(--xi-main-soft);
}
.xi-content pre,
.xi-content .wp-block-code {
  margin: 0 0 1.25em;
  padding: 18px 22px;
  border-radius: 12px;
  overflow-x: auto;
  background: #16201e;
  border: 1px solid rgba(255, 255, 255, .06);
  color: #d6ebe5;
  line-height: 1.7;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06);
}
.xi-content pre code { padding: 0; background: none; color: inherit; font-size: 14px; }
.xi-content table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 0 0 1.25em; border: 1px solid var(--xi-stroke); border-radius: var(--xi-ctrl-radius); overflow: hidden; }
.xi-content th, .xi-content td { padding: 9px 14px; border-bottom: 1px solid var(--xi-stroke); text-align: left; }
.xi-content tr:last-child td { border-bottom: 0; }
.xi-content th { background: var(--xi-subtle); font-weight: 600; }
.xi-content hr, .xi-content .wp-block-separator { border: 0; height: 1px; background: var(--xi-stroke-strong); margin: 2em 0; }

/* 主题自带区块样式（替代被移除的 wp-block-library） */
.xi-content figure { margin: 0 0 1.25em; }
.xi-content figcaption, .xi-content .wp-element-caption { margin-top: 6px; font-size: 13px; color: var(--xi-text-3); text-align: center; }
.xi-content .aligncenter { display: block; margin-left: auto; margin-right: auto; text-align: center; }
.xi-content .alignleft { float: left; margin: 4px 20px 12px 0; }
.xi-content .alignright { float: right; margin: 4px 0 12px 20px; }
.xi-content .wp-block-image img { display: block; }
.xi-content .wp-block-columns { display: flex; gap: 20px; margin-bottom: 1.25em; }
.xi-content .wp-block-column { flex: 1; min-width: 0; }
.xi-content .wp-block-buttons { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 1.25em; }
.xi-content .wp-block-button__link {
  display: inline-flex;
  padding: 6px 18px;
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-main);
  color: #fff;
  text-decoration: none;
}
.xi-content .wp-block-button__link:hover { background: color-mix(in srgb, var(--xi-main) 90%, #fff); color: #fff; }
.xi-content .is-style-outline .wp-block-button__link { background: transparent; border: 1px solid var(--xi-main); color: var(--xi-main-deep); }
.xi-content .wp-block-gallery,
.xi-content .gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; margin-bottom: 1.25em; }
.xi-content .wp-block-gallery figure, .xi-content .gallery-item { margin: 0; }
.xi-content .wp-block-gallery img, .xi-content .gallery img { width: 100%; height: 100%; object-fit: cover; }
.xi-content .wp-block-embed__wrapper { position: relative; }
.xi-content .wp-has-aspect-ratio .wp-block-embed__wrapper { aspect-ratio: 16 / 9; }
.xi-content .wp-has-aspect-ratio iframe { position: absolute; inset: 0; width: 100%; height: 100%; border-radius: var(--xi-ctrl-radius); }
.xi-content::after { content: ""; display: table; clear: both; }

.xi-page-links { margin-top: 20px; display: flex; gap: 6px; }

.xi-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 28px; }
.xi-tags a {
  padding: 2px 12px;
  border-radius: 999px;
  border: 1px solid var(--xi-stroke);
  background: var(--xi-ctrl);
  font-size: 13px;
  color: var(--xi-text-2);
}
.xi-tags a::before { content: "#"; color: var(--xi-main); margin-right: 2px; }
.xi-tags a:hover { background: var(--xi-ctrl-hover); color: var(--xi-text); }

.xi-copyright-box {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-top: 24px;
  padding: 14px 18px;
  border-radius: var(--xi-ctrl-radius);
  border: 1px solid var(--xi-main-line);
  background: var(--xi-main-soft);
  font-size: 14px;
  color: var(--xi-text-2);
}
.xi-copyright-box .xi-icon { color: var(--xi-main); font-size: 20px; margin-top: 2px; }
.xi-copyright-box p { margin: 0; }

.xi-post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.xi-post-nav a {
  display: block;
  height: 100%;
  padding: 14px 18px;
  border-radius: var(--xi-radius);
  background: var(--xi-glass);
  -webkit-backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  border: 1px solid var(--xi-stroke);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow);
  transition: background .2s;
}
.xi-post-nav a:hover { background: var(--xi-glass-hover); }
.xi-post-nav div:last-child { text-align: right; }
.xi-post-nav small { display: block; font-size: 12px; color: var(--xi-text-3); }

/* 相关文章 */
.xi-related { margin-top: 14px; padding: 22px 24px; }
.xi-related ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
.xi-related a { display: block; }
.xi-related-thumb {
  display: grid;
  place-items: center;
  aspect-ratio: 3 / 2;
  margin-bottom: 8px;
  border-radius: 10px;
  overflow: hidden;
  background: var(--xi-main-soft);
  color: var(--xi-main-line);
  font-size: 30px;
}
.xi-related-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.xi-related a:hover img { transform: scale(1.04); }
.xi-related-title { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; font-size: 14px; line-height: 1.55; }
.xi-related time { font-size: 12px; color: var(--xi-text-3); }

/* 阅读进度条 */
.xi-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  width: 100%;
  height: 3px;
  background: var(--xi-main);
  transform: scaleX(0);
  transform-origin: 0 50%;
}

/* ---------- 评论 ---------- */
.xi-comments { margin-top: 14px; padding: 26px 30px; }
.xi-comments-title, .comment-reply-title { margin: 0 0 14px; font-family: var(--xi-font-display); font-size: 17px; font-weight: 600; }
.xi-comments-denied { display: flex; align-items: center; gap: 10px; margin-top: 14px; padding: 14px 16px; border-radius: var(--xi-ctrl-radius); background: var(--xi-subtle); font-size: 14px; color: var(--xi-text-2); }
.xi-comments-denied .xi-icon { color: var(--xi-main); flex: none; }
.xi-comments-denied .xi-btn { margin-left: auto; }
.comment-reply-title small { margin-left: 10px; font-size: 13px; font-weight: 400; }
.comment-reply-title small a { color: var(--xi-main-deep); }
.xi-comment-list, .xi-comment-list .children { list-style: none; padding: 0; margin: 0; }
.xi-comment-list .children { padding-left: 48px; }
.xi-comment-list .comment-body { position: relative; padding: 14px 0 14px 52px; border-bottom: 1px solid var(--xi-stroke); }
.xi-comment-list .avatar { position: absolute; left: 0; top: 16px; border-radius: 50%; }
.xi-comment-list .comment-meta { font-size: 12px; color: var(--xi-text-3); }
.xi-comment-list .comment-meta a { color: inherit; }
.xi-comment-list .comment-author .fn { font-style: normal; font-weight: 600; font-size: 14px; color: var(--xi-text); }
.xi-comment-list .says { display: none; }
.xi-comment-list .comment-content p { margin: 4px 0; }
.xi-comment-list .reply a { font-size: 12px; font-weight: 600; color: var(--xi-main-deep); }
.comment-awaiting-moderation { font-size: 12px; color: var(--xi-text-3); }

.comment-respond { margin-top: 20px; }
.comment-form p { margin: 0 0 10px; }
.xi-comment-fields { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.comment-form textarea { min-height: 110px; resize: vertical; }
.comment-form .form-submit { margin: 4px 0 0; display: flex; justify-content: flex-end; }

/* ---------- 侧边栏与模块 ---------- */
.xi-sidebar { display: grid; gap: 16px; position: sticky; top: 92px; }
.xi-widget { padding: 18px 20px; }
.xi-widget.xi-card-none { padding: 0; }
.xi-fluid-area .xi-widget,
.xi-content-area .xi-widget { padding: 20px 24px; }

.xi-widget-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.xi-widget-title {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  font-family: var(--xi-font-display);
  font-size: 15px;
  font-weight: 600;
}
.xi-widget-title small { font-size: 12px; font-weight: 400; color: var(--xi-text-3); }
.xi-widget-more {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px 6px 2px 10px;
  border-radius: 6px;
  font-size: 12px;
  color: var(--xi-text-3);
}
.xi-widget-more:hover { background: var(--xi-subtle); color: var(--xi-text); }

/* 列表项：WinUI ListView 悬停 + 左侧指示条 */
.xi-wlist, .xi-wposts, .xi-wcomments { list-style: none; margin: 0 -8px; padding: 0; }
.xi-wlist a, .xi-wposts a, .xi-wcomments a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 8px;
  border-radius: var(--xi-ctrl-radius);
  transition: background .15s;
}
.xi-wlist a:hover, .xi-wposts a:hover, .xi-wcomments a:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-wlist a::before, .xi-wposts:not(.xi-wposts-card) a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 16px;
  margin-top: -8px;
  border-radius: 3px;
  background: var(--xi-main);
  transform: scaleY(0);
  transition: transform .2s cubic-bezier(.2, .8, .2, 1);
}
.xi-wlist a:hover::before, .xi-wlist .is-active a::before,
.xi-wposts:not(.xi-wposts-card) a:hover::before { transform: scaleY(1); }
.xi-wlist .xi-icon { color: var(--xi-main); }
.xi-wlist span { flex: 1; font-size: 14px; }
.xi-wlist em {
  font-style: normal;
  font-size: 12px;
  min-width: 24px;
  padding: 0 6px;
  border-radius: 999px;
  text-align: center;
  background: var(--xi-subtle);
  color: var(--xi-text-3);
}

.xi-wposts-thumb {
  display: grid;
  place-items: center;
  flex: none;
  width: 64px;
  aspect-ratio: 4 / 3;
  border-radius: 8px;
  overflow: hidden;
  background: var(--xi-main-soft);
  color: var(--xi-main-line);
  font-size: 20px;
}
.xi-wposts-thumb img { width: 100%; height: 100%; object-fit: cover; }
.xi-wposts-body { display: flex; flex-direction: column; min-width: 0; }
.xi-wposts-title { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; font-size: 14px; line-height: 1.5; }
.xi-wposts time { font-size: 12px; color: var(--xi-text-3); }

.xi-rank {
  display: grid;
  place-items: center;
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 700;
  background: var(--xi-subtle);
  color: var(--xi-text-3);
}
.xi-wposts-rank li:nth-child(-n+3) .xi-rank { background: var(--xi-main); color: #fff; }
.xi-wposts-rank time { display: none; }

.xi-wposts-card { margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 14px; }
.xi-wposts-card a { flex-direction: column; align-items: stretch; padding: 0; }
.xi-wposts-card a:hover { background: none; }
.xi-wposts-card .xi-wposts-thumb { width: 100%; aspect-ratio: 3 / 2; border-radius: 10px; font-size: 32px; }
.xi-wposts-card .xi-wposts-thumb img { transition: transform .5s; }
.xi-wposts-card a:hover img { transform: scale(1.04); }
.xi-wposts-card .xi-wposts-body { padding: 2px 2px 0; }

.xi-wcomments .avatar { flex: none; border-radius: 50%; align-self: flex-start; margin-top: 2px; }
.xi-wcomments a > span { display: flex; flex-direction: column; min-width: 0; font-size: 13px; }
.xi-wcomments b { font-weight: 600; }
.xi-wcomments-text { color: var(--xi-text-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* 用户信息卡片 */
.xi-about { margin: -18px -20px; padding: 0 20px 20px; text-align: center; }
.xi-content-area .xi-about { margin: -20px -24px; padding: 0 24px 20px; }
.xi-about-avatar.is-guest {
  display: inline-grid;
  place-items: center;
  background: var(--xi-glass-strong);
  color: var(--xi-text-3);
  font-size: 32px;
}
.xi-role {
  display: inline-block;
  margin-left: 6px;
  padding: 0 8px;
  border-radius: 999px;
  font-family: var(--xi-font);
  font-size: 11px;
  font-weight: 600;
  line-height: 18px;
  vertical-align: 2px;
  color: var(--xi-main-deep);
  background: var(--xi-main-soft);
}
.xi-about-cover {
  height: 88px;
  margin: 0 -20px;
  background:
    radial-gradient(120px 80px at 20% 0, rgba(255, 255, 255, .55), transparent 70%),
    linear-gradient(135deg, color-mix(in srgb, var(--xi-main) 70%, #fff), var(--xi-main));
  background-size: cover;
  background-position: center;
  border-radius: var(--xi-radius) var(--xi-radius) 0 0;
}
.xi-about-avatar {
  width: 72px;
  height: 72px;
  margin-top: -36px;
  border-radius: 50%;
  border: 3px solid var(--xi-glass-strong);
  box-shadow: var(--xi-shadow);
  object-fit: cover;
  position: relative;
}
.xi-about-name { margin-top: 6px; font-family: var(--xi-font-display); font-size: 17px; font-weight: 600; }
.xi-about-desc { margin: 4px 0 0; font-size: 13px; color: var(--xi-text-2); }
.xi-about-stats, .xi-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-top: 14px; }
.xi-about-stats div, .xi-stats div {
  display: flex;
  flex-direction: column;
  padding: 8px 4px;
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-subtle);
}
.xi-about-stats b, .xi-stats b { font-family: var(--xi-font-display); font-size: 18px; font-weight: 600; line-height: 1.3; }
.xi-about-stats span, .xi-stats span { font-size: 12px; color: var(--xi-text-3); }
.xi-about-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; margin-top: 14px; }
.xi-stats { grid-template-columns: repeat(2, 1fr); margin-top: 0; text-align: center; }

/* 信息栏：WinUI InfoBar */
.xi-infobar {
  --c: var(--xi-main);
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin: -18px -20px;
  padding: 14px 18px;
  border-radius: var(--xi-radius);
  background: color-mix(in srgb, var(--c) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--c) 30%, transparent);
  font-size: 14px;
}
.xi-card-none .xi-infobar { margin: 0; }
.xi-fluid-area .xi-infobar, .xi-content-area .xi-infobar { margin: -20px -24px; }
.xi-infobar-success { --c: #0f9d58; }
.xi-infobar-warning { --c: #d39300; }
.xi-infobar-error { --c: #d13438; }
.xi-infobar-icon { color: var(--c); font-size: 20px; line-height: 1; margin-top: 1px; }
.xi-infobar-body { flex: 1; min-width: 0; }
.xi-infobar-body strong { display: block; font-weight: 600; margin-bottom: 2px; }
.xi-infobar-body p { margin: 0; }
.xi-infobar-body a { color: var(--c); text-decoration: underline; }

/* 标签云 */
.xi-tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.xi-tag-cloud a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 12px;
  border-radius: 999px;
  border: 1px solid var(--xi-stroke);
  background: var(--xi-ctrl);
  font-size: 13px;
  color: var(--xi-text-2);
  transition: background .15s, color .15s, border-color .15s;
}
.xi-tag-cloud a:hover { background: var(--xi-main); border-color: transparent; color: #fff; }
.xi-tag-cloud span { font-size: 11px; opacity: .7; }

/* 链接列表 */
.xi-links { display: grid; grid-template-columns: repeat(var(--cols, 1), minmax(0, 1fr)); gap: 6px; }
.xi-link-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: var(--xi-ctrl-radius);
  transition: background .15s;
}
.xi-link-item:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-link-badge {
  display: grid;
  place-items: center;
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--xi-main-soft);
  color: var(--xi-main-deep);
  font-weight: 700;
}
.xi-link-text { display: flex; flex-direction: column; min-width: 0; }
.xi-link-text b { font-size: 14px; font-weight: 600; }
.xi-link-text small { font-size: 12px; color: var(--xi-text-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* 图文封面 */
.xi-banner {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: var(--h, 320px);
  padding: 24px;
  border-radius: var(--xi-radius);
  overflow: hidden;
  background:
    radial-gradient(60% 80% at 15% 10%, rgba(255, 255, 255, .45), transparent 60%),
    linear-gradient(135deg, color-mix(in srgb, var(--xi-main) 55%, #fff), var(--xi-main) 60%, var(--xi-main-deep));
  background-size: cover;
  background-position: center;
  box-shadow: var(--xi-shadow);
}
.xi-banner-panel {
  position: relative;
  max-width: 520px;
  padding: 20px 24px;
  border-radius: calc(var(--xi-radius) - 2px);
  background: rgba(255, 255, 255, .22);
  -webkit-backdrop-filter: blur(calc(var(--xi-blur) + 6px)) saturate(180%);
  backdrop-filter: blur(calc(var(--xi-blur) + 6px)) saturate(180%);
  border: 1px solid rgba(255, 255, 255, .35);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .6), 0 8px 24px -8px rgba(0, 0, 0, .25);
  color: #fff;
  text-shadow: 0 1px 2px rgba(0, 0, 0, .15);
}
.xi-banner-panel h2 { margin: 0 0 6px; font-family: var(--xi-font-display); font-size: 26px; font-weight: 600; line-height: 1.3; }
.xi-banner-panel p { margin: 0 0 14px; opacity: .92; }
.xi-banner-panel .xi-btn { text-shadow: none; }

/* 文章目录 */
.xi-toc { margin: 0 -8px; max-height: 60vh; overflow: auto; }
.xi-toc a {
  position: relative;
  display: block;
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--xi-text-2);
}
.xi-toc a.is-h3 { padding-left: 24px; font-size: 12.5px; }
.xi-toc a:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-toc a.is-active { background: var(--xi-subtle); color: var(--xi-text); font-weight: 600; }
.xi-toc a.is-active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 14px;
  margin-top: -7px;
  border-radius: 3px;
  background: var(--xi-main);
}

/* ---------- 登录弹窗 ---------- */
html.xi-modal-open { overflow: hidden; }
.xi-sign {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 20px;
  visibility: hidden;
  pointer-events: none;
}
.xi-sign.is-open { visibility: visible; pointer-events: auto; }
.xi-sign-mask {
  position: absolute;
  inset: 0;
  background: rgba(8, 20, 18, .32);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity .25s;
}
.xi-sign.is-open .xi-sign-mask { opacity: 1; }
.xi-sign-box {
  width: min(380px, 100%);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  padding: 28px 28px 22px;
  background: var(--xi-glass-strong);
  border-radius: calc(var(--xi-radius) + 4px);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), 0 30px 80px -20px rgba(0, 0, 0, .35);
  opacity: 0;
  transform: translateY(12px) scale(.97);
  transition: opacity .25s, transform .3s cubic-bezier(.2, .8, .2, 1);
}
.xi-sign.is-open .xi-sign-box { opacity: 1; transform: none; }
.xi-sign-close { position: absolute; top: 10px; right: 10px; z-index: 1; }

.xi-sign-head { display: flex; flex-direction: column; align-items: center; gap: 8px; margin-bottom: 18px; }
.xi-sign-head img { max-height: 40px; width: auto; }
.xi-sign-head .xi-logo-mark { width: 44px; height: 44px; border-radius: 14px; font-size: 22px; }
.xi-sign-head b { font-family: var(--xi-font-display); font-size: 18px; font-weight: 600; }

/* WinUI SelectorBar 风格的标签 */
.xi-sign-tabs { display: flex; justify-content: center; gap: 4px; margin-bottom: 18px; }
.xi-sign-tabs button {
  position: relative;
  padding: 6px 16px;
  border: 0;
  border-radius: var(--xi-ctrl-radius);
  background: none;
  color: var(--xi-text-2);
  font: inherit;
  font-size: 15px;
  cursor: pointer;
}
.xi-sign-tabs button:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-sign-tabs button.is-active { color: var(--xi-text); font-weight: 600; }
.xi-sign-tabs button.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 16px;
  height: 3px;
  margin-left: -8px;
  border-radius: 3px;
  background: var(--xi-main);
}
.xi-sign-tabs .is-hidden { display: none; }

.xi-sign-form { display: none; }
.xi-sign-form.is-active { display: block; animation: xi-flyout .25s cubic-bezier(.2, .8, .2, 1); }
.xi-sign-row { margin-bottom: 10px; }
.xi-sign-row input {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--xi-stroke);
  border-bottom: 1px solid var(--xi-text-3);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  outline: 0;
  transition: background .15s, border-color .15s, box-shadow .15s;
}
.xi-sign-row input:hover { background: var(--xi-ctrl-hover); }
.xi-sign-row input:focus { background: var(--xi-glass-strong); border-bottom-color: var(--xi-main); box-shadow: inset 0 -1px 0 var(--xi-main); }
.xi-sign-inline { display: flex; gap: 8px; }
.xi-sign-inline input { flex: 1; min-width: 0; }
.xi-sign-inline .xi-btn { flex: none; height: 40px; white-space: nowrap; }
.xi-captcha {
  flex: none;
  min-width: 108px;
  height: 40px;
  padding: 0 12px;
  border: 1px dashed var(--xi-main-line);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-main-soft);
  color: var(--xi-main-deep);
  font: inherit;
  font-weight: 600;
  letter-spacing: 1px;
  cursor: pointer;
  user-select: none;
}
.xi-captcha:hover { border-style: solid; }

.xi-sign-extra { display: flex; justify-content: space-between; align-items: center; margin: 4px 0 14px; font-size: 13px; color: var(--xi-text-2); }
.xi-sign-extra.is-center { justify-content: center; margin: 12px 0 0; }
.xi-sign-extra label { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }
.xi-sign-extra input { accent-color: var(--xi-main); }
.xi-sign-extra a { color: var(--xi-main-deep); }
.xi-sign-tip { margin: 0 0 12px; font-size: 13px; color: var(--xi-text-2); text-align: center; }
.xi-sign-submit { width: 100%; height: 40px; font-size: 15px; }
.xi-sign-submit:disabled, .xi-send-code:disabled { opacity: .6; cursor: default; }

.xi-sign-msg { min-height: 0; margin-top: 12px; font-size: 13px; text-align: center; }
.xi-sign-msg:empty { margin: 0; }
.xi-sign-msg.is-error { color: #d13438; }
.xi-sign-msg.is-ok { color: #0f9d58; }

/* 顶部购物车 */
.xi-header-cart { position: relative; }
.xi-header-cart em { position: absolute; top: 2px; right: 0; min-width: 16px; height: 16px; padding: 0 4px; border-radius: 8px; background: #e5484d; color: #fff; font-size: 10px; font-style: normal; font-weight: 700; line-height: 16px; text-align: center; }
.xi-header-cart em[hidden] { display: none; }

/* 第三方登录 */
.xi-oauth { margin-top: 18px; }
.xi-oauth-title { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; font-size: 12px; color: var(--xi-text-3); }
.xi-oauth-title::before, .xi-oauth-title::after { content: ""; flex: 1; height: 1px; background: var(--xi-stroke); }
.xi-oauth-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.xi-oauth-btn {
    display: inline-grid;
    place-items: center;
    flex: none;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--oauth, var(--xi-main)) 12%, transparent);
    color: var(--oauth, var(--xi-main));
    font-size: 18px;
    transition: background .15s, color .15s, transform .15s;
}
.xi-oauth-btn .xi-icon { width: 1em; height: 1em; }
a.xi-oauth-btn:hover { background: var(--oauth, var(--xi-main)); color: #fff; transform: translateY(-1px); }
.xi-oauth-letter { font-size: 15px; font-weight: 700; line-height: 1; }
.xi-oauth-binds { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.xi-oauth-binds li { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: calc(var(--xi-ctrl-radius) + 4px); background: var(--xi-subtle); }
.xi-oauth-bind-main { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.xi-oauth-bind-main b { font-size: 14px; font-weight: 600; }
.xi-oauth-bind-main small { overflow: hidden; color: var(--xi-text-3); font-size: 12px; white-space: nowrap; text-overflow: ellipsis; }

/* ---------- 会员标识 ---------- */
.xi-vip {
  --vip: #e2a33b;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  margin-left: 6px;
  padding: 0 8px 0 6px;
  border-radius: 999px;
  font-family: var(--xi-font);
  font-size: 11px;
  font-weight: 600;
  line-height: 18px;
  vertical-align: 2px;
  white-space: nowrap;
  color: #fff;
  background: linear-gradient(135deg, color-mix(in srgb, var(--vip) 75%, #fff), var(--vip));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4), 0 2px 6px -2px var(--vip);
}
.xi-vip .xi-icon { font-size: 12px; }

/* ---------- 轻提示 ---------- */
.xi-toast {
  position: fixed !important;
  left: 50%;
  top: 84px;
  z-index: 1100;
  max-width: calc(100% - 40px);
  padding: 10px 18px;
  font-size: 14px;
  background: var(--xi-glass-strong);
  opacity: 0;
  transform: translate(-50%, -8px);
  transition: opacity .25s, transform .3s cubic-bezier(.2, .8, .2, 1);
}
.xi-toast.is-show { opacity: 1; transform: translate(-50%, 0); }
.xi-toast.is-ok { border-left: 3px solid #0f9d58; }
.xi-toast.is-error { border-left: 3px solid #d13438; }

/* ---------- 隐藏内容 ---------- */
.xi-hide {
  margin: 1.5em 0;
  border-radius: var(--xi-ctrl-radius);
  border: 1px dashed var(--xi-main-line);
  background: var(--xi-main-soft);
}
.xi-hide.is-locked { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 22px 20px; text-align: center; }
.xi-hide.is-locked p { margin: 0; font-size: 14px; color: var(--xi-text-2); }
.xi-hide-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--xi-glass-strong);
  color: var(--xi-main-deep);
  font-size: 20px;
  box-shadow: var(--xi-shadow);
}
.xi-hide.is-unlocked { padding: 14px 18px 4px; border-style: solid; }
.xi-hide-label { display: flex; align-items: center; gap: 4px; margin-bottom: 8px; font-size: 12px; font-weight: 600; color: var(--xi-main-deep); }

/* ---------- 头像菜单：资产 ---------- */
.xi-um-stats a { display: flex; flex-direction: column; align-items: center; padding: 6px 0; border-radius: var(--xi-ctrl-radius); background: var(--xi-subtle); color: var(--xi-text); }
.xi-um-stats a:hover { background: var(--xi-subtle-2); }
.xi-um-checkin, .xi-um-vip {
  display: flex;
  align-items: center;
  gap: 8px;
  width: calc(100% - 8px);
  margin: 0 4px 6px;
  padding: 8px 12px;
  border: 0;
  border-radius: var(--xi-ctrl-radius);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}
.xi-um-checkin { justify-content: center; background: var(--xi-main); color: #fff; }
.xi-um-checkin:hover { background: color-mix(in srgb, var(--xi-main) 90%, #fff); }
.xi-um-checkin:disabled { background: var(--xi-subtle); color: var(--xi-text-3); cursor: default; }
.xi-um-vip { background: linear-gradient(120deg, rgba(226, 163, 59, .16), rgba(226, 163, 59, .06)); color: #a8720f; }
[data-theme="dark"] .xi-um-vip { color: #f0c46d; }
.xi-um-vip span { flex: 1; }
.xi-um-vip:hover { color: #a8720f; filter: brightness(1.05); }

/* ---------- 用户中心 ---------- */
.xi-uc-guest { display: flex; flex-direction: column; align-items: center; padding: 56px 24px; text-align: center; }
.xi-uc-guest h1 { margin: 6px 0 4px; font-family: var(--xi-font-display); font-size: 22px; font-weight: 600; }
.xi-uc-guest p { margin: 0 0 18px; color: var(--xi-text-2); }
.xi-uc-actions { display: flex; gap: 8px; }

.xi-uc-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 20px; align-items: start; }
.xi-uc-side { display: grid; gap: 14px; position: sticky; top: 92px; }
.xi-uc-profile { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 24px 16px 18px; text-align: center; }
.xi-uc-profile img { width: 72px; height: 72px; border-radius: 50%; box-shadow: var(--xi-shadow); margin-bottom: 6px; }
.xi-uc-profile b { font-family: var(--xi-font-display); font-size: 17px; font-weight: 600; }
.xi-uc-profile .xi-vip { margin: 0; }
.xi-uc-profile small { font-size: 12px; color: var(--xi-text-3); }
.xi-uc-nav { display: grid; gap: 2px; padding: 6px; }
.xi-uc-nav a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--xi-ctrl-radius);
  color: var(--xi-text-2);
  font-size: 14px;
}
.xi-uc-nav a .xi-icon { font-size: 17px; }
.xi-uc-nav a:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-uc-nav a.is-active { background: var(--xi-subtle); color: var(--xi-text); font-weight: 600; }
.xi-uc-nav a.is-active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 3px;
  height: 16px;
  margin-top: -8px;
  border-radius: 3px;
  background: var(--xi-main);
}
.xi-uc-nav a.is-active .xi-icon { color: var(--xi-main); }

.xi-uc-panel { display: none; }
.xi-uc-panel.is-active { display: grid; gap: 14px; animation: xi-flyout .25s cubic-bezier(.2, .8, .2, 1); }
.xi-uc-box { padding: 20px 24px; }

.xi-uc-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; }
.xi-uc-stat { display: flex; align-items: center; gap: 14px; padding: 18px 20px; transition: transform .25s cubic-bezier(.2, .8, .2, 1); }
.xi-uc-stat:hover { transform: translateY(-2px); color: var(--xi-text); }
.xi-uc-stat > span:last-child { display: flex; flex-direction: column; min-width: 0; }
.xi-uc-stat small { font-size: 12px; color: var(--xi-text-3); }
.xi-uc-stat b { font-family: var(--xi-font-display); font-size: 22px; font-weight: 600; line-height: 1.3; }
.xi-uc-stat em { font-style: normal; font-size: 12px; color: var(--xi-text-3); }
.xi-uc-stat-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--xi-main) 80%, #fff), var(--xi-main));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .45), 0 6px 14px -6px var(--xi-main);
  color: #fff;
  font-size: 22px;
}
.xi-uc-stat-icon.is-vip { background: linear-gradient(145deg, #f3c56b, #e2a33b); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .45), 0 6px 14px -6px #e2a33b; }

.xi-uc-checkin { display: flex; align-items: center; gap: 14px; padding: 18px 20px; }
.xi-uc-checkin > div { flex: 1; display: flex; flex-direction: column; }
.xi-uc-checkin b { font-weight: 600; }
.xi-uc-checkin small { font-size: 13px; color: var(--xi-text-2); }
.xi-uc-checkin .xi-btn:disabled { opacity: .55; cursor: default; }

.xi-uc-vip-now { display: flex; align-items: center; gap: 10px; padding: 14px 20px; font-size: 14px; color: var(--xi-text-2); }
.xi-uc-vip-now .xi-vip { margin: 0; font-size: 12px; line-height: 22px; }
.xi-uc-notice { padding: 12px 20px; font-size: 13px; color: var(--xi-text-2); }
.xi-vip-plan-price { padding: 4px 10px; border-radius: var(--xi-ctrl-radius); background: var(--xi-ctrl); font-size: 12px; color: var(--xi-text-2); }
.xi-uc-vips { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.xi-vip-card { --vip: #e2a33b; padding: 0 0 16px; overflow: hidden; }
.xi-vip-card-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 20px;
  color: #fff;
  font-size: 18px;
  background:
    radial-gradient(120px 80px at 90% 0, rgba(255, 255, 255, .35), transparent 70%),
    linear-gradient(135deg, color-mix(in srgb, var(--vip) 70%, #fff), var(--vip));
}
.xi-vip-card-head b { font-family: var(--xi-font-display); font-weight: 600; }
.xi-vip-benefits { list-style: none; margin: 14px 20px 10px; padding: 0; }
.xi-vip-benefits li { display: flex; align-items: center; gap: 8px; padding: 3px 0; font-size: 14px; color: var(--xi-text-2); }
.xi-vip-benefits .xi-icon { color: var(--vip); }
.xi-vip-plans { display: grid; gap: 6px; margin: 0 12px; }
.xi-vip-plan { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 12px; border-radius: var(--xi-ctrl-radius); background: var(--xi-subtle); }
.xi-vip-plan-info { display: flex; flex-direction: column; }
.xi-vip-plan-info b { font-size: 14px; font-weight: 600; }
.xi-vip-plan-info small { font-size: 12px; color: var(--xi-text-3); }
.xi-vip-plan-buy { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
.xi-vip-card .xi-btn-accent { background: var(--vip); border-color: color-mix(in srgb, var(--vip) 80%, #000); }
.xi-vip-card .xi-btn-accent:hover { background: color-mix(in srgb, var(--vip) 88%, #fff); }

.xi-uc-rules { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.xi-uc-rules li { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: var(--xi-ctrl-radius); background: var(--xi-subtle); font-size: 14px; color: var(--xi-text-2); }
.xi-uc-rules .xi-icon { color: var(--xi-main); font-size: 17px; }

.xi-uc-redeem { display: flex; gap: 8px; }
.xi-uc-redeem input {
  flex: 1;
  min-width: 0;
  padding: 8px 12px;
  border: 1px solid var(--xi-stroke);
  border-bottom: 1px solid var(--xi-text-3);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  font-family: var(--xi-mono);
  letter-spacing: 1px;
  outline: 0;
}
.xi-uc-redeem input:focus { border-bottom-color: var(--xi-main); box-shadow: inset 0 -1px 0 var(--xi-main); }
.xi-uc-tip { margin-top: 12px; font-size: 13px; color: var(--xi-text-2); }
.xi-uc-tip a { color: var(--xi-main-deep); text-decoration: underline; }

/* 账号设置 */
img.avatar { object-fit: cover; }
.xi-uc-avatar { display: flex; align-items: center; gap: 16px; margin: 6px 0 22px; }
.xi-uc-avatar > div { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.xi-uc-avatar b { font-family: var(--xi-font-display); font-size: 17px; font-weight: 600; }
.xi-uc-avatar small, .xi-form-actions small { font-size: 12px; color: var(--xi-text-3); }
.xi-uc-avatar-pick {
  position: relative;
  flex: none;
  width: 80px;
  height: 80px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: none;
  cursor: pointer;
  box-shadow: 0 0 0 3px var(--xi-glass-strong), var(--xi-shadow);
}
.xi-uc-avatar-pick .avatar { display: block; width: 80px; height: 80px; border-radius: 50%; }
.xi-uc-avatar-pick span {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(10, 30, 26, .45);
  color: #fff;
  font-size: 22px;
  opacity: 0;
  transition: opacity .2s;
}
.xi-uc-avatar-pick:hover span, .xi-uc-avatar-pick:focus-visible span, .xi-uc-avatar-pick:disabled span { opacity: 1; }
.xi-uc-avatar-pick:disabled { cursor: progress; }
.xi-uc-current { display: flex; align-items: center; gap: 8px; margin: 0 0 18px; padding: 12px 14px; border-radius: calc(var(--xi-ctrl-radius) + 4px); background: var(--xi-main-soft); font-size: 14px; color: var(--xi-text-2); }
.xi-uc-current .xi-icon { color: var(--xi-main); font-size: 18px; }
.xi-uc-current b { margin-left: auto; color: var(--xi-text); font-weight: 600; letter-spacing: .3px; }

.xi-uc-form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 16px; }
.xi-field { display: flex; flex-direction: column; gap: 7px; min-width: 0; margin: 0; }
.xi-field.is-full { grid-column: 1 / -1; }
.xi-field-label { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; font-size: 13px; font-weight: 600; color: var(--xi-text-2); }
.xi-field-count { font-size: 12px; font-weight: 400; color: var(--xi-text-3); font-variant-numeric: tabular-nums; }
.xi-field-box {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 0 14px;
  border: 1.5px solid transparent;
  border-radius: calc(var(--xi-ctrl-radius) + 4px);
  background: var(--xi-subtle);
  transition: background .18s, border-color .18s, box-shadow .18s;
}
.xi-field-box:hover { background: var(--xi-subtle-2); }
.xi-field-box:focus-within { border-color: var(--xi-main); background: var(--xi-solid); box-shadow: 0 0 0 4px var(--xi-main-soft); }
.xi-field-box > .xi-icon { flex: none; font-size: 18px; color: var(--xi-text-3); transition: color .18s; }
.xi-field-box:focus-within > .xi-icon { color: var(--xi-main); }
.xi-field-box input,
.xi-field-box textarea {
  flex: 1;
  min-width: 0;
  height: 44px;
  padding: 0;
  border: 0;
  background: none;
  box-shadow: none;
  color: var(--xi-text);
  font: inherit;
  font-size: 15px;
  outline: 0;
}
.xi-field-box textarea { height: auto; min-height: 96px; padding: 12px 0; line-height: 1.65; resize: vertical; }
.xi-field-box input::placeholder, .xi-field-box textarea::placeholder { color: var(--xi-text-3); }
.xi-field-box input:-webkit-autofill { -webkit-text-fill-color: var(--xi-text); transition: background-color 9999s; }
.xi-field-box:has(input:disabled) { border: 1.5px dashed var(--xi-stroke-strong); background: transparent; }
.xi-field-box input:disabled { color: var(--xi-text-3); cursor: not-allowed; }
.xi-field-box:has(:user-invalid) { border-color: #e5484d; box-shadow: 0 0 0 4px rgba(229, 72, 77, .12); }
.xi-field-hint { padding-left: 2px; font-style: normal; font-size: 12px; color: var(--xi-text-3); }
.xi-field-btn {
  flex: none;
  height: 32px;
  margin-right: -6px;
  padding: 0 12px;
  border: 0;
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-main-soft);
  color: var(--xi-main-deep);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
  cursor: pointer;
  transition: background .15s;
}
.xi-field-btn:hover { background: var(--xi-main-line); }
.xi-field-btn:disabled { opacity: .6; cursor: default; background: var(--xi-subtle-2); color: var(--xi-text-3); }
.xi-field-eye {
  flex: none;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  margin-right: -8px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: none;
  color: var(--xi-text-3);
  font-size: 18px;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.xi-field-eye:hover { background: var(--xi-subtle-2); color: var(--xi-text-2); }
.xi-field-eye[aria-pressed="true"] { color: var(--xi-main); }
.xi-form-actions { grid-column: 1 / -1; display: flex; align-items: center; flex-wrap: wrap; gap: 8px 14px; padding-top: 2px; }
@media (max-width: 640px) {
  .xi-uc-form { grid-template-columns: 1fr; }
}

.xi-uc-logs { list-style: none; margin: 0 -8px; padding: 0; }
.xi-uc-logs li { display: flex; align-items: center; gap: 12px; padding: 10px 8px; border-bottom: 1px solid var(--xi-stroke); }
.xi-uc-logs li:last-child { border-bottom: 0; }
.xi-uc-logs span { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.xi-uc-logs b { font-size: 14px; font-weight: 500; }
.xi-uc-logs small { font-size: 12px; color: var(--xi-text-3); }
.xi-uc-logs em { font-style: normal; font-weight: 600; font-variant-numeric: tabular-nums; }
.xi-uc-logs em.is-plus { color: #0f9d58; }
.xi-uc-logs em.is-minus { color: #d13438; }
.xi-uc-logs i { min-width: 72px; font-style: normal; font-size: 12px; text-align: right; color: var(--xi-text-3); }
.xi-uc-empty { margin: 0; padding: 16px 0; text-align: center; color: var(--xi-text-3); }

@media (max-width: 860px) {
  .xi-uc-layout { grid-template-columns: minmax(0, 1fr); }
  .xi-uc-side { position: static; }
  .xi-uc-nav { display: flex; overflow-x: auto; }
  .xi-uc-nav a { flex: none; }
  .xi-uc-nav a.is-active::before { left: 50%; top: auto; bottom: 0; width: 16px; height: 3px; margin: 0 0 0 -8px; }
  .xi-uc-logs i { display: none; }
}

/* ---------- 文章页编辑入口 ---------- */
.xi-article-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.xi-edit-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: var(--xi-ctrl-radius);
  font-size: 13px;
  color: var(--xi-text-2);
  background: var(--xi-subtle);
}
.xi-edit-link:hover { background: var(--xi-subtle-2); color: var(--xi-text); }

/* ---------- 用户中心：我的文章 ---------- */
.xi-uc-box-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 8px; }
.xi-uc-box-head .xi-section-title { margin: 0; }
.xi-uc-posts { list-style: none; margin: 0 -8px; padding: 0; }
.xi-uc-posts li { display: flex; align-items: center; gap: 12px; padding: 10px 8px; border-bottom: 1px solid var(--xi-stroke); }
.xi-uc-posts li:last-child { border-bottom: 0; }
.xi-uc-post-main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.xi-uc-post-main b { font-weight: 500; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.xi-uc-post-main small { font-size: 12px; color: var(--xi-text-3); }
.xi-uc-post-actions { display: flex; gap: 2px; }
.xi-uc-post-actions a { display: grid; place-items: center; width: 32px; height: 32px; border-radius: var(--xi-ctrl-radius); color: var(--xi-text-2); font-size: 16px; }
.xi-uc-post-actions a:hover { background: var(--xi-subtle); color: var(--xi-main-deep); }
.xi-uc-post-status {
  flex: none;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  line-height: 20px;
  color: var(--xi-text-2);
  background: var(--xi-subtle-2);
}
.xi-uc-post-status.is-publish { color: #0f9d58; background: rgba(15, 157, 88, .12); }
.xi-uc-post-status.is-pending { color: #b97a00; background: rgba(211, 147, 0, .14); }
.xi-uc-post-status.is-new { color: var(--xi-main-deep); background: var(--xi-main-soft); }
.xi-uc-pager { margin-top: 12px; }

/* ---------- 前台编辑器 ---------- */
.xi-write-page .xi-layout { max-width: 1180px; }
.xi-writer { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 20px; align-items: start; }
.xi-writer-paper { padding: 28px 36px 14px; }

.xi-writer-title {
  display: block;
  width: 100%;
  min-height: 48px;
  padding: 0;
  border: 0;
  background: none;
  color: var(--xi-text);
  font-family: var(--xi-font-display);
  font-size: 28px;
  font-weight: 600;
  line-height: 1.4;
  resize: none;
  overflow: hidden;
  outline: 0;
}
.xi-writer-title::placeholder { color: var(--xi-text-3); font-weight: 400; }

/* 工具栏：WinUI CommandBar，滚动时吸附 */
.xi-writer-toolbar {
  position: sticky !important;
  top: 84px;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px;
  margin: 16px -12px 20px;
  padding: 4px;
  border-radius: calc(var(--xi-ctrl-radius) + 4px);
  background: var(--xi-glass-strong);
}
.xi-tb-group { display: flex; align-items: center; gap: 1px; }
.xi-tb-group + .xi-tb-group::before { content: ""; width: 1px; height: 18px; margin: 0 5px; background: var(--xi-stroke-strong); }
.xi-tb-group.is-end { margin-left: auto; }
.xi-tb-group.is-end::before { display: none; }
.xi-tb-btn {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: var(--xi-ctrl-radius);
  background: none;
  color: var(--xi-text-2);
  font-size: 17px;
  cursor: pointer;
  transition: background .12s, color .12s;
}
.xi-tb-btn:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-tb-btn:active { background: var(--xi-subtle-2); }
.xi-tb-btn.is-active { background: var(--xi-main-soft); color: var(--xi-main-deep); }
.xi-tb-select {
  height: 32px;
  padding: 0 26px 0 10px;
  border: 0;
  border-radius: var(--xi-ctrl-radius);
  background: transparent url("data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 24 24%22 fill=%22none%22 stroke=%22%2384928e%22 stroke-width=%222%22%3E%3Cpath d=%22m7 10 5 5 5-5%22/%3E%3C/svg%3E") no-repeat right 6px center / 14px;
  color: var(--xi-text);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  appearance: none;
}
.xi-tb-select:hover { background-color: var(--xi-subtle); }

.xi-writer-content {
  position: relative;
  min-height: 420px;
  outline: 0;
  caret-color: var(--xi-main);
  transition: background .2s;
}
.xi-writer-content:has(> p:only-child > br:only-child)::before {
  content: attr(data-placeholder);
  position: absolute;
  top: 0;
  left: 0;
  color: var(--xi-text-3);
  pointer-events: none;
}
.xi-writer-content.is-dragover { background: var(--xi-main-soft); border-radius: var(--xi-ctrl-radius); outline: 2px dashed var(--xi-main-line); outline-offset: 6px; }
.xi-writer-content img { max-width: 100%; cursor: default; }
.xi-writer-content img.is-uploading { opacity: .45; filter: blur(2px); }
.xi-writer-content pre { white-space: pre-wrap; }

.xi-writer-status {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin: 18px -36px 0;
  padding: 10px 36px 0;
  border-top: 1px solid var(--xi-stroke);
  font-size: 12px;
  color: var(--xi-text-3);
}

.xi-writer-restore {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 8px 12px;
  border-radius: var(--xi-ctrl-radius);
  background: rgba(211, 147, 0, .12);
  font-size: 13px;
  color: var(--xi-text-2);
}
.xi-writer-restore span { flex: 1; }

.xi-writer-side { display: grid; gap: 14px; position: sticky; top: 92px; }
.xi-writer-card { padding: 18px 20px; }
.xi-writer-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.xi-writer-card-head b { font-family: var(--xi-font-display); font-size: 15px; font-weight: 600; }
.xi-writer-hint { margin: 0 0 14px; font-size: 12px; color: var(--xi-text-3); }
.xi-writer-actions { display: flex; gap: 8px; }
.xi-writer-actions .xi-btn { flex: 1; height: 36px; }
.xi-writer-actions .xi-btn:disabled { opacity: .6; cursor: default; }
.xi-writer-view { display: inline-flex; align-items: center; gap: 4px; margin-top: 12px; font-size: 13px; color: var(--xi-main-deep); }

.xi-writer-label { display: flex; align-items: center; gap: 6px; margin: 14px 0 6px; font-size: 13px; font-weight: 600; }
.xi-writer-card > .xi-writer-label:first-child { margin-top: 0; }
.xi-writer-label small { font-weight: 400; color: var(--xi-text-3); }
.xi-writer-input {
  width: 100%;
  padding: 7px 10px;
  border: 1px solid var(--xi-stroke);
  border-bottom: 1px solid var(--xi-text-3);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  font-size: 14px;
  outline: 0;
}
.xi-writer-input:focus, .xi-writer-input:focus-within { background: var(--xi-glass-strong); border-bottom-color: var(--xi-main); box-shadow: inset 0 -1px 0 var(--xi-main); }
textarea.xi-writer-input { resize: vertical; }

.xi-writer-tags { display: flex; flex-wrap: wrap; gap: 6px; min-height: 38px; cursor: text; }
.xi-writer-tags input { flex: 1; min-width: 80px; border: 0; background: none; color: inherit; font: inherit; outline: 0; }
.xi-tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 0 4px 0 10px;
  border-radius: 999px;
  font-size: 13px;
  line-height: 24px;
  color: var(--xi-main-deep);
  background: var(--xi-main-soft);
}
.xi-tag-chip button { width: 18px; height: 18px; padding: 0; border: 0; border-radius: 50%; background: none; color: inherit; font-size: 14px; line-height: 1; cursor: pointer; }
.xi-tag-chip button:hover { background: var(--xi-main-line); }

.xi-writer-cover {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 3 / 2;
  border: 1px dashed var(--xi-stroke-strong);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-subtle);
  overflow: hidden;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.xi-writer-cover:hover { border-color: var(--xi-main); background: var(--xi-main-soft); }
.xi-writer-cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.xi-writer-cover-empty { display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 13px; color: var(--xi-text-3); }
.xi-writer-cover-empty .xi-icon { font-size: 24px; }
.xi-writer-cover.has-image .xi-writer-cover-empty { display: none; }
.xi-writer-cover.is-loading::after { content: "上传中…"; position: absolute; inset: 0; display: grid; place-items: center; background: var(--xi-glass-strong); font-size: 13px; }
.xi-writer-cover-remove {
  position: absolute;
  top: 6px;
  right: 6px;
  display: none;
  place-items: center;
  width: 26px;
  height: 26px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(0, 0, 0, .45);
  color: #fff;
  font-size: 14px;
  cursor: pointer;
}
.xi-writer-cover.has-image .xi-writer-cover-remove { display: grid; }
.xi-writer-cover-auto { margin-top: 6px; padding: 0; border: 0; background: none; color: var(--xi-main-deep); font: inherit; font-size: 12px; cursor: pointer; }
.xi-writer-notice div { font-size: 13px; color: var(--xi-text-2); }
.xi-writer-notice p { margin: 0 0 4px; }

/* 浮出面板 */
.xi-flyout {
  position: fixed !important;
  z-index: 200;
  width: 280px;
  padding: 14px;
  background: var(--xi-glass-strong);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow-hover);
  animation: xi-flyout .2s cubic-bezier(.2, .8, .2, 1);
}
.xi-flyout[hidden] { display: none; }
.xi-flyout-form label { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; font-size: 13px; color: var(--xi-text-2); }
.xi-flyout-form label[hidden] { display: none; }
.xi-flyout-form input[type="url"], .xi-flyout-form input[type="text"], .xi-flyout-form input[type="number"], .xi-flyout-form select {
  padding: 6px 10px;
  border: 1px solid var(--xi-stroke);
  border-bottom: 1px solid var(--xi-text-3);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  outline: 0;
}
.xi-flyout-form input:focus, .xi-flyout-form select:focus { border-bottom-color: var(--xi-main); }
.xi-flyout-form .xi-flyout-check { flex-direction: row; align-items: center; gap: 6px; }
.xi-flyout-check input { accent-color: var(--xi-main); }
.xi-flyout-tip { margin: -4px 0 10px; font-size: 12px; color: var(--xi-text-3); }
.xi-flyout-actions { display: flex; justify-content: flex-end; gap: 6px; }

/* 专注模式：隐藏页头页脚与侧栏，正文居中 */
.xi-writer-focus .xi-header, .xi-writer-focus .xi-footer, .xi-writer-focus .xi-writer-side, .xi-writer-focus .xi-float-btns { display: none; }
.xi-writer-focus .xi-writer { grid-template-columns: minmax(0, 820px); justify-content: center; }
.xi-writer-focus .xi-writer-toolbar { top: 12px; }
.xi-writer-focus .xi-layout { padding-top: 32px; }

@media (max-width: 960px) {
  .xi-writer { grid-template-columns: minmax(0, 1fr); }
  .xi-writer-side { position: static; }
}
@media (max-width: 720px) {
  .xi-writer-paper { padding: 20px 16px 10px; }
  .xi-writer-title { font-size: 22px; }
  .xi-writer-toolbar { top: 70px; margin: 12px -6px 16px; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .xi-tb-group.is-end { margin-left: 0; }
  .xi-writer-status { margin: 14px -16px 0; padding: 10px 16px 0; }
}

/* ---------- 身份标识 ---------- */
.xi-badges { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.xi-badges .xi-role, .xi-badges .xi-vip { margin: 0; vertical-align: 0; }
.xi-role.is-administrator { color: #c2410c; background: rgba(234, 88, 12, .12); }
.xi-role.is-editor { color: #7c3aed; background: rgba(124, 58, 237, .12); }
.xi-role.is-author { color: var(--xi-main-deep); background: var(--xi-main-soft); }
.xi-role.is-contributor { color: #0369a1; background: rgba(3, 105, 161, .12); }
.xi-role.is-subscriber, .xi-role.is-user { color: var(--xi-text-2); background: var(--xi-subtle-2); }
[data-theme="dark"] .xi-role.is-administrator { color: #fdba74; }
[data-theme="dark"] .xi-role.is-editor { color: #c4b5fd; }
[data-theme="dark"] .xi-role.is-contributor { color: #7dd3fc; }
.xi-identity {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 0 8px 0 5px;
  border-radius: 999px;
  background: #1d9bf0;
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  line-height: 18px;
}
.xi-identity .xi-icon { font-size: 13px; }

/* ---------- 个人主页 ---------- */
.xi-author-hero { grid-column: 1 / -1; position: relative; padding: 0 0 20px; overflow: hidden; }
.xi-author-cover {
  position: relative;
  height: 220px;
  background:
    radial-gradient(420px 220px at 15% 0, rgba(255, 255, 255, .5), transparent 70%),
    radial-gradient(360px 200px at 90% 100%, color-mix(in srgb, var(--xi-main) 40%, #b9f3ff), transparent 70%),
    linear-gradient(135deg, color-mix(in srgb, var(--xi-main) 55%, #fff), var(--xi-main));
  background-size: cover;
  background-position: center;
}
.xi-author-cover::after { content: ""; position: absolute; inset: auto 0 0; height: 80px; background: linear-gradient(transparent, rgba(0, 0, 0, .12)); }
.xi-author-cover-edit {
  position: absolute;
  right: 16px;
  top: 16px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(0, 0, 0, .32);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 13px;
}
.xi-author-cover-edit:hover { background: rgba(0, 0, 0, .45); color: #fff; }
.xi-author-head { display: flex; align-items: flex-end; gap: 18px; margin-top: -40px; padding: 0 28px; position: relative; }
.xi-author-avatar { flex: none; border-radius: 50%; padding: 4px; background: var(--xi-solid); box-shadow: var(--xi-shadow); }
.xi-author-avatar.is-vip { background: linear-gradient(145deg, color-mix(in srgb, var(--vip, #e2a33b) 55%, #fff), var(--vip, #e2a33b)); }
.xi-author-avatar .avatar { display: block; width: 104px; height: 104px; border-radius: 50%; border: 3px solid var(--xi-solid); }
.xi-author-name { flex: 1; min-width: 0; padding-bottom: 6px; }
.xi-author-name h1 { margin: 0 0 6px; font-family: var(--xi-font-display); font-size: 26px; font-weight: 600; line-height: 1.25; word-break: break-all; }
.xi-author-actions { display: flex; flex-wrap: wrap; gap: 8px; padding-bottom: 8px; }
.xi-author-bio { margin: 14px 28px 0; color: var(--xi-text-2); font-size: 14px; line-height: 1.7; white-space: pre-line; }
.xi-author-stats { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 28px 0; }
.xi-author-stats > * {
  display: flex;
  flex-direction: column;
  min-width: 92px;
  padding: 10px 16px;
  border-radius: calc(var(--xi-ctrl-radius) + 4px);
  background: var(--xi-subtle);
  color: var(--xi-text);
  transition: background .15s;
}
.xi-author-stats a:hover { background: var(--xi-main-soft); color: var(--xi-text); }
.xi-author-stats b { font-family: var(--xi-font-display); font-size: 20px; font-weight: 600; line-height: 1.3; }
.xi-author-stats span { font-size: 12px; color: var(--xi-text-3); }

.xi-author-tabs { display: flex; align-items: center; gap: 4px; margin-bottom: 14px; padding: 6px; }
.xi-author-tabs a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--xi-ctrl-radius);
  color: var(--xi-text-2);
  font-size: 14px;
  transition: background .15s, color .15s;
}
.xi-author-tabs a:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-author-tabs a.is-active { background: var(--xi-main-soft); color: var(--xi-main-deep); font-weight: 600; }
.xi-author-tabs a.is-active .xi-icon { color: var(--xi-main); }
.xi-author-tabs .xi-author-tabs-end { margin-left: auto; font-size: 13px; color: var(--xi-text-3); }

.xi-author-comments { list-style: none; margin: 0; padding: 6px 22px; }
.xi-author-comments li { padding: 14px 0; border-bottom: 1px solid var(--xi-stroke); }
.xi-author-comments li:last-child { border-bottom: 0; }
.xi-author-comments p { margin: 0 0 6px; font-size: 15px; line-height: 1.7; }
.xi-author-comments small { font-size: 12px; color: var(--xi-text-3); }
.xi-author-comments small a { color: var(--xi-main-deep); }

.xi-author-info { padding: 20px 22px; }
.xi-author-info ul { list-style: none; margin: 0; padding: 0; }
.xi-author-info li { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 9px 0; border-bottom: 1px dashed var(--xi-stroke-strong); font-size: 14px; }
.xi-author-info li:last-child { border-bottom: 0; }
.xi-author-info li > span { flex: none; color: var(--xi-text-3); }
.xi-author-info li > b { min-width: 0; font-weight: 600; text-align: right; word-break: break-all; }
.xi-author-info li > b.is-muted { font-weight: 400; color: var(--xi-text-2); }
.xi-author-info li em { display: block; font-style: normal; font-weight: 400; font-size: 12px; color: var(--xi-text-3); }
.xi-author-info li a { color: var(--xi-main-deep); }
.xi-author-verified { display: inline-flex; align-items: center; gap: 4px; color: #1d9bf0; }
.xi-author-vip { width: 100%; justify-content: center; margin-top: 14px; }

/* ---------- 搜索：用户 ---------- */
.xi-search-tabs { display: flex; gap: 6px; margin-top: 14px; }
.xi-search-tabs a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--xi-subtle);
  color: var(--xi-text-2);
  font-size: 14px;
  transition: background .15s, color .15s;
}
.xi-search-tabs a:hover { background: var(--xi-subtle-2); color: var(--xi-text); }
.xi-search-tabs a.is-active { background: var(--xi-main); color: #fff; }
.xi-search-tabs em { font-style: normal; font-size: 12px; opacity: .75; }

.xi-user-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; }
.xi-user-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 16px 16px;
  overflow: hidden;
  text-align: center;
  color: var(--xi-text);
  transition: transform .25s cubic-bezier(.2, .8, .2, 1), box-shadow .25s;
}
.xi-user-card:hover { transform: translateY(-3px); box-shadow: var(--xi-shadow-hover); color: var(--xi-text); }
.xi-user-card-cover {
  align-self: stretch;
  height: 72px;
  margin: 0 -16px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--xi-main) 55%, #fff), var(--xi-main));
  background-size: cover;
  background-position: center;
}
.xi-user-card .avatar { width: 64px; height: 64px; margin-top: -32px; border-radius: 50%; border: 3px solid var(--xi-solid); box-shadow: var(--xi-shadow); }
.xi-user-card b { margin-top: 8px; font-size: 16px; font-weight: 600; }
.xi-user-card .xi-badges { justify-content: center; margin-top: 6px; }
.xi-user-card p { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 3.2em; margin: 10px 0 12px; font-size: 13px; line-height: 1.6; color: var(--xi-text-2); }
.xi-user-card-stats { display: flex; gap: 18px; margin-top: auto; font-size: 12px; color: var(--xi-text-3); }
.xi-user-card-stats b { margin: 0 4px 0 0; font-size: 14px; color: var(--xi-text); }

/* 账号设置：主页封面 */
.xi-uc-cover {
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  height: 120px;
  margin: 0 0 -36px;
  padding: 10px;
  border-radius: calc(var(--xi-ctrl-radius) + 4px);
  background: linear-gradient(135deg, color-mix(in srgb, var(--xi-main) 55%, #fff), var(--xi-main));
  background-size: cover;
  background-position: center;
}
.xi-uc-cover + .xi-uc-avatar { position: relative; padding-left: 16px; }
.xi-uc-cover + .xi-uc-avatar > div { padding-top: 40px; }

@media (max-width: 720px) {
  .xi-author-cover { height: 150px; }
  .xi-author-head { flex-wrap: wrap; padding: 0 18px; margin-top: -40px; }
  .xi-author-avatar .avatar { width: 80px; height: 80px; }
  .xi-author-name { flex-basis: 100%; padding: 0; }
  .xi-author-name h1 { font-size: 22px; }
  .xi-author-actions { padding: 0; }
  .xi-author-bio, .xi-author-stats { margin-left: 18px; margin-right: 18px; }
  .xi-author-stats > * { flex: 1; min-width: 70px; padding: 8px 10px; }
}

/* ---------- 文章互动栏 ---------- */
.xi-post-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 26px; }
.xi-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 40px;
  padding: 0 18px;
  border: 1px solid var(--xi-stroke);
  border-radius: 999px;
  background: var(--xi-ctrl);
  color: var(--xi-text-2);
  font: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s, transform .15s;
}
.xi-action .xi-icon { font-size: 18px; }
.xi-action em { font-style: normal; font-size: 13px; color: var(--xi-text-3); font-variant-numeric: tabular-nums; }
.xi-action:hover { background: var(--xi-ctrl-hover); color: var(--xi-text); }
.xi-action:active { transform: scale(.96); }
.xi-action:disabled { cursor: progress; }
.xi-action.is-active { border-color: var(--xi-main-line); background: var(--xi-main-soft); color: var(--xi-main-deep); }
.xi-action.is-active em { color: var(--xi-main-deep); }
.xi-action[data-xi-like].is-active { border-color: rgba(229, 72, 77, .3); background: rgba(229, 72, 77, .1); color: #e5484d; }
.xi-action[data-xi-like].is-active em { color: #e5484d; }
.xi-action[data-xi-like].is-active .xi-icon path { fill: currentColor; }
.xi-action[data-xi-fav].is-active { border-color: rgba(226, 163, 59, .35); background: rgba(226, 163, 59, .12); color: #c98a1e; }
.xi-action[data-xi-fav].is-active em { color: #c98a1e; }
.xi-action[data-xi-fav].is-active .xi-icon path { fill: currentColor; }
.xi-action.is-reward { border-color: color-mix(in srgb, var(--xi-main) 80%, #000); background: var(--xi-main); color: #fff; }
.xi-action.is-reward:hover { background: color-mix(in srgb, var(--xi-main) 90%, #fff); color: #fff; }
.xi-action.is-pop .xi-icon { animation: xi-pop .45s cubic-bezier(.2, .8, .2, 1); }
@keyframes xi-pop { 0% { transform: scale(1); } 40% { transform: scale(1.45); } 100% { transform: scale(1); } }

.xi-meta-views [data-xi-views] { font-variant-numeric: tabular-nums; }

/* ---------- 通用弹窗 ---------- */
.xi-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 20px;
  visibility: hidden;
  pointer-events: none;
}
.xi-modal.is-open { visibility: visible; pointer-events: auto; }
.xi-modal-mask {
  position: absolute;
  inset: 0;
  background: rgba(8, 20, 18, .32);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity .25s;
}
.xi-modal.is-open .xi-modal-mask { opacity: 1; }
.xi-modal-box {
  position: relative !important;
  width: min(400px, 100%);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  padding: 28px 26px 24px;
  background: var(--xi-glass-strong);
  border-radius: calc(var(--xi-radius) + 4px);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), 0 30px 80px -20px rgba(0, 0, 0, .35);
  opacity: 0;
  transform: translateY(12px) scale(.97);
  transition: opacity .25s, transform .3s cubic-bezier(.2, .8, .2, 1);
}
.xi-modal.is-open .xi-modal-box { opacity: 1; transform: none; }
/* 玻璃高光描边默认外扩 1px，放在可滚动的弹窗里会撑出一条多余的滚动条 */
.xi-modal-box.xi-glass::before { inset: 0; }
.xi-modal-close { position: absolute; top: 10px; right: 10px; z-index: 1; }
.xi-modal-title { margin: 0 0 18px; font-family: var(--xi-font-display); font-size: 18px; font-weight: 600; text-align: center; }
.xi-modal-tip { margin: 12px 0 0; font-size: 12px; color: var(--xi-text-3); text-align: center; }

.xi-share-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 16px; }
.xi-share-grid a {
  display: grid;
  place-items: center;
  height: 44px;
  border-radius: calc(var(--xi-ctrl-radius) + 2px);
  background: var(--xi-subtle);
  color: var(--xi-text);
  font-size: 13px;
  font-weight: 600;
  transition: background .15s, color .15s;
}
.xi-share-grid a:hover { color: #fff; }
.xi-share-weibo:hover { background: #e6162d; }
.xi-share-qq:hover { background: #12b7f5; }
.xi-share-qzone:hover { background: #f5be3f; }
.xi-share-x:hover { background: #111; }
.xi-share-copy { display: flex; gap: 8px; }
.xi-share-copy input {
  flex: 1;
  min-width: 0;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--xi-stroke);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-subtle);
  color: var(--xi-text-2);
  font: inherit;
  font-size: 13px;
  outline: 0;
}

.xi-reward-codes { display: flex; justify-content: center; gap: 18px; }
.xi-reward-codes figure { margin: 0; text-align: center; }
.xi-reward-codes img { display: block; width: 150px; height: 150px; object-fit: contain; padding: 8px; border-radius: 12px; background: #fff; box-shadow: var(--xi-shadow); }
.xi-reward-codes figcaption { margin-top: 8px; font-size: 13px; color: var(--xi-text-2); }

.xi-notice-box { text-align: center; }
.xi-notice-icon {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 12px;
  border-radius: 16px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--xi-main) 80%, #fff), var(--xi-main));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .45), 0 8px 18px -8px var(--xi-main);
  color: #fff;
  font-size: 26px;
}
/* 公告：只让正文滚动，关闭按钮和底部按钮始终可见 */
.xi-notice-box { display: flex; flex-direction: column; align-items: center; overflow: hidden; }
.xi-notice-icon { flex: none; }
.xi-notice-box .xi-modal-title { flex: none; max-width: 100%; margin-bottom: 12px; padding: 0 28px; overflow-wrap: anywhere; }
.xi-notice-content {
  flex: 0 1 auto;
  align-self: stretch;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  font-size: 14px;
  line-height: 1.75;
  color: var(--xi-text-2);
  text-align: left;
  overflow-wrap: anywhere;
}
.xi-notice-content p { margin: 0 0 .6em; }
.xi-notice-content > :last-child { margin-bottom: 0; }
.xi-notice-content img { display: block; max-width: 100%; height: auto; margin: 8px auto; border-radius: var(--xi-ctrl-radius); }
.xi-notice-content a { color: var(--xi-main-deep); text-decoration: underline; }
.xi-notice-actions { flex: none; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 18px; }
.xi-notice-actions .xi-btn { min-width: 96px; }

/* ---------- 面包屑 ---------- */
.xi-breadcrumb { margin: 0 0 12px; font-size: 13px; color: var(--xi-text-3); }
.xi-breadcrumb ol { display: flex; flex-wrap: wrap; align-items: center; margin: 0; padding: 0 4px; list-style: none; }
.xi-breadcrumb li { display: inline-flex; align-items: center; min-width: 0; }
.xi-breadcrumb li + li::before { content: "›"; margin: 0 8px; color: var(--xi-text-3); }
.xi-breadcrumb a { color: var(--xi-text-2); }
.xi-breadcrumb a:hover { color: var(--xi-main-deep); }
.xi-breadcrumb [aria-current] { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 40vw; }

/* ---------- 代码复制 ---------- */
/* 代码块顶栏、复制、行号、高亮配色见 blocks.css「高亮代码」 */

/* ---------- 图片灯箱 ---------- */
.xi-content img.xi-zoomable { cursor: zoom-in; }
.xi-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: grid;
  place-items: center;
  padding: 48px 64px;
  background: rgba(6, 14, 12, .86);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s, visibility .25s;
  cursor: zoom-out;
}
.xi-lightbox.is-open { opacity: 1; visibility: visible; }
.xi-lightbox img { max-width: 100%; max-height: 100%; border-radius: 8px; box-shadow: 0 30px 80px -20px rgba(0, 0, 0, .6); transform: scale(.96); transition: transform .3s cubic-bezier(.2, .8, .2, 1); }
.xi-lightbox.is-open img { transform: none; }
.xi-lightbox button {
  position: absolute;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  color: #fff;
  font: 300 28px/1 var(--xi-font);
  cursor: pointer;
  transition: background .15s;
}
.xi-lightbox button:hover { background: rgba(255, 255, 255, .24); }
.xi-lb-close { top: 16px; right: 16px; }
.xi-lb-prev { left: 12px; top: 50%; margin-top: -22px; }
.xi-lb-next { right: 12px; top: 50%; margin-top: -22px; }
.xi-lightbox.is-single .xi-lb-prev, .xi-lightbox.is-single .xi-lb-next { display: none; }
.xi-lb-count { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); color: rgba(255, 255, 255, .75); font-size: 13px; }

/* ---------- 关注按钮 ---------- */
.xi-follow-btn .xi-follow-on { display: none; }
.xi-follow-btn.is-active .xi-follow-on { display: inline-flex; align-items: center; gap: 4px; }
.xi-follow-btn.is-active .xi-follow-off { display: none; }
.xi-follow-btn .xi-follow-off { display: inline-flex; align-items: center; gap: 4px; }

/* 用户中心：取消收藏按钮 */
.xi-uc-post-actions button { display: grid; place-items: center; width: 32px; height: 32px; padding: 0; border: 0; border-radius: var(--xi-ctrl-radius); background: none; color: var(--xi-text-2); font-size: 16px; cursor: pointer; }
.xi-uc-post-actions button.is-active { color: #e2a33b; }
.xi-uc-post-actions button.is-active .xi-icon path { fill: currentColor; }
.xi-uc-post-actions button:hover { background: var(--xi-subtle); }
.xi-uc-post-main b a { color: inherit; }
.xi-uc-post-main b a:hover { color: var(--xi-main-deep); }

/* ---------- 双列卡片列表 ---------- */
.xi-post-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.xi-post-grid .xi-post-item,
.xi-post-grid .xi-post-item.has-thumb { grid-template-columns: minmax(0, 1fr); gap: 14px; align-content: start; }
.xi-post-grid .xi-thumb { aspect-ratio: 16 / 9; }
.xi-post-grid .xi-excerpt { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.xi-post-grid .xi-post-body { display: flex; flex-direction: column; height: 100%; }
.xi-post-grid .xi-post-foot { margin-top: auto; }

/* ---------- 三列卡片 / 大图卡片 ---------- */
.xi-list-card { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
.xi-list-card .xi-post-item,
.xi-list-card .xi-post-item.has-thumb,
.xi-list-big .xi-post-item,
.xi-list-big .xi-post-item.has-thumb { grid-template-columns: minmax(0, 1fr); gap: 12px; align-content: start; }
.xi-list-card .xi-thumb { aspect-ratio: 16 / 10; }
.xi-list-card .xi-post-body { height: 100%; padding: 0 2px 2px; }
.xi-list-card .xi-post-title { margin: 6px 0 4px; font-size: 16px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.xi-list-card .xi-excerpt { font-size: 13px; }
.xi-list-card .xi-meta { gap: 2px 10px; font-size: 12px; }
.xi-list-card .xi-more { display: none; }
.xi-list-big .xi-thumb { aspect-ratio: 21 / 9; }
.xi-list-big .xi-post-body { padding: 4px 8px 4px; }
.xi-list-big .xi-post-title { font-size: 22px; margin-top: 10px; }
.xi-list-big .xi-excerpt { -webkit-line-clamp: 3; font-size: 15px; }

/* Mac 窗口装饰：卡片顶部一条标题栏，左侧红黄绿三点 */
.xi-mac-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: -16px -16px 0;
  padding: 10px 14px;
  border-bottom: 1px solid var(--xi-stroke);
  border-radius: calc(var(--xi-radius) - 1px) calc(var(--xi-radius) - 1px) 0 0;
  background: var(--xi-subtle);
}
.xi-mac-dots { display: flex; gap: 7px; flex: none; }
.xi-mac-dots i {
  position: relative;
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #ff5f57;
  box-shadow: inset 0 0 0 .5px rgba(0, 0, 0, .18);
}
.xi-mac-dots i:nth-child(2) { background: #febc2e; }
.xi-mac-dots i:nth-child(3) { background: #28c840; }
/* 悬停时像 macOS 一样显示 × − ＋ */
.xi-mac-dots i::after {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font: 700 9px/1 system-ui, sans-serif;
  font-style: normal;
  color: rgba(0, 0, 0, .55);
  opacity: 0;
  transition: opacity .15s;
}
.xi-mac-dots i:nth-child(1)::after { content: "×"; font-size: 11px; }
.xi-mac-dots i:nth-child(2)::after { content: "−"; }
.xi-mac-dots i:nth-child(3)::after { content: "+"; font-size: 10px; }
.xi-post-item:hover .xi-mac-dots i::after { opacity: 1; }
.xi-mac-title {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-family: var(--xi-mono);
  font-size: 12px;
  color: var(--xi-text-3);
}
a.xi-mac-title:hover { color: var(--xi-main-deep); }

/* ---------- 极简列表 ---------- */
.xi-list-mini { gap: 0; padding: 8px 10px; }
.xi-post-mini {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 12px;
  border-radius: var(--xi-ctrl-radius);
  transition: background .15s;
}
.xi-post-mini + .xi-post-mini { border-top: 1px dashed var(--xi-stroke); }
.xi-post-mini:hover { background: var(--xi-subtle); }
.xi-mini-date { flex: none; min-width: 44px; font-family: var(--xi-mono); font-size: 13px; color: var(--xi-text-3); font-variant-numeric: tabular-nums; }
.xi-mini-title { flex: 1; min-width: 0; margin: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; font-size: 15px; font-weight: 500; line-height: 1.6; }
.xi-mini-title a { color: var(--xi-text); }
.xi-post-mini:hover .xi-mini-title a { color: var(--xi-main-deep); }
.xi-mini-cat { flex: none; padding: 0 8px; border-radius: 999px; font-size: 12px; color: var(--xi-main-deep); background: var(--xi-main-soft); }
.xi-mini-cat:hover { background: var(--xi-main); color: #fff; }

/* ---------- 菜单图标 ---------- */
.xi-menu-icon { display: inline-flex; align-items: center; justify-content: center; vertical-align: -3px; width: 1.15em; height: 1.15em; margin-right: 6px; line-height: 1; }
.xi-menu-icon .xi-icon { width: 100%; height: 100%; }
.xi-menu-icon img { width: 100%; height: 100%; object-fit: contain; }
.xi-menu-icon .fa { font-size: 1.05em; }
.xi-menu-icon.is-text { width: auto; font-size: 1.05em; }
.xi-menu-icon:has(+ .screen-reader-text) { margin-right: 0; }
.xi-footer-menu .xi-menu-icon { margin-right: 4px; }

@media (max-width: 720px) {
  .xi-list-big .xi-thumb { aspect-ratio: 16 / 9; }
  .xi-list-big .xi-post-title { font-size: 18px; }
  .xi-mini-date { min-width: 40px; font-size: 12px; }
  .xi-mini-cat { display: none; }
}
@media (max-width: 720px) {
  .xi-post-grid { grid-template-columns: minmax(0, 1fr); }
  .xi-action { height: 38px; padding: 0 14px; }
  .xi-lightbox { padding: 56px 8px; }
  .xi-lb-prev, .xi-lb-next { display: none !important; }
}

/* ---------- 在线支付 ---------- */
.xi-pay-presets { display: grid; grid-template-columns: repeat(auto-fill, minmax(108px, 1fr)); gap: 10px; }
.xi-pay-preset {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  align-content: center;
  gap: 0 2px;
  min-height: 64px;
  padding: 8px;
  border: 1px solid var(--xi-stroke-strong);
  border-radius: calc(var(--xi-ctrl-radius) + 2px);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  cursor: pointer;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.xi-pay-preset b { font-family: var(--xi-font-display); font-size: 20px; font-weight: 600; line-height: 1.2; }
.xi-pay-preset small { font-size: 12px; color: var(--xi-text-3); }
.xi-pay-preset em { flex-basis: 100%; font-style: normal; font-size: 12px; color: var(--xi-text-3); text-align: center; }
.xi-pay-preset:hover { background: var(--xi-ctrl-hover); }
.xi-pay-preset.is-active { border-color: var(--xi-main); background: var(--xi-main-soft); box-shadow: inset 0 0 0 1px var(--xi-main); }
.xi-pay-preset.is-active em { color: var(--xi-main-deep); }
.xi-pay-custom { display: flex; }
.xi-pay-custom input {
  width: 100%;
  min-height: 64px;
  padding: 0 12px;
  border: 1px dashed var(--xi-stroke-strong);
  border-radius: calc(var(--xi-ctrl-radius) + 2px);
  background: var(--xi-subtle);
  color: var(--xi-text);
  font: inherit;
  font-size: 15px;
  text-align: center;
  outline: 0;
}
.xi-pay-custom input:focus { border-style: solid; border-color: var(--xi-main); background: var(--xi-ctrl-hover); }
.xi-pay-foot { display: flex; align-items: center; justify-content: flex-end; gap: 14px; margin-top: 16px; }
.xi-pay-summary { font-size: 13px; color: var(--xi-text-2); }

.xi-pay-box { text-align: center; }
.xi-pay-box .xi-modal-title { margin-bottom: 6px; padding: 0 24px; }
.xi-pay-amount { margin-bottom: 18px; font-family: var(--xi-font-display); color: var(--xi-main-deep); }
.xi-pay-amount small { font-size: 18px; font-weight: 600; margin-right: 2px; }
.xi-pay-amount b { font-size: 34px; font-weight: 600; font-variant-numeric: tabular-nums; }
.xi-pay-methods { display: grid; gap: 8px; margin-bottom: 18px; }
.xi-pay-method {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 46px;
  padding: 0 14px;
  border: 1px solid var(--xi-stroke-strong);
  border-radius: calc(var(--xi-ctrl-radius) + 2px);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  font-size: 14px;
  text-align: left;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.xi-pay-method::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--pay-color, var(--xi-main));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--pay-color, var(--xi-main)) 18%, transparent);
}
.xi-pay-method::after {
  content: "";
  width: 16px;
  height: 16px;
  margin-left: auto;
  box-sizing: border-box;
  border: 1.5px solid var(--xi-stroke-strong);
  border-radius: 50%;
  transition: border .15s;
}
.xi-pay-method:hover { background: var(--xi-ctrl-hover); }
.xi-pay-method.is-active { border-color: var(--xi-main); }
.xi-pay-method.is-active::after { border: 5px solid var(--xi-main); }
.xi-pay-method[class*="alipay"] { --pay-color: #1677ff; }
.xi-pay-method[class*="wxpay"] { --pay-color: #07c160; }
.xi-pay-method[class*="qqpay"] { --pay-color: #12b7f5; }
.xi-pay-submit { width: 100%; height: 42px; }
.xi-pay-qr { width: 200px; height: 200px; margin: 0 auto 14px; padding: 8px; border-radius: 12px; background: #fff; box-shadow: var(--xi-shadow); }
.xi-pay-qr svg { display: block; width: 100%; height: 100%; }
.xi-pay-status { margin: 0 0 14px; font-size: 13px; color: var(--xi-text-2); }
.xi-pay-status.is-ok { color: #0f9d58; font-weight: 600; }

.xi-pay-result { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; padding: 16px 20px; }
.xi-pay-result > .xi-icon { flex: none; font-size: 28px; color: #b97a00; }
.xi-pay-result.is-paid > .xi-icon { color: #0f9d58; }
.xi-pay-result div { display: flex; flex-direction: column; }
.xi-pay-result small { font-size: 12px; color: var(--xi-text-3); }

.xi-uc-orders { list-style: none; margin: 0 -8px; padding: 0; }
.xi-uc-orders li { display: flex; align-items: center; gap: 12px; padding: 10px 8px; border-bottom: 1px solid var(--xi-stroke); }
.xi-uc-orders li:last-child { border-bottom: 0; }
.xi-uc-order-amount { flex: none; font-style: normal; font-weight: 600; font-variant-numeric: tabular-nums; color: var(--xi-text); }
.xi-uc-post-status.is-paid { color: #0f9d58; background: rgba(15, 157, 88, .12); }
.xi-uc-post-status.is-closed { color: var(--xi-text-3); background: var(--xi-subtle-2); }

/* ---------- 404 ---------- */
.xi-404 { padding: 64px 24px; text-align: center; }
.xi-404-img { display: block; max-width: min(320px, 80%); max-height: 240px; margin: 0 auto 12px; object-fit: contain; }
.xi-404 b { display: block; font-family: var(--xi-font-display); font-size: 96px; font-weight: 300; line-height: 1; color: var(--xi-main); }
.xi-404 p { color: var(--xi-text-2); margin: 16px 0 24px; }
.xi-404 .xi-search-form { max-width: 420px; margin: 0 auto 20px; }
.xi-404 .xi-btn { background: var(--xi-main); color: #fff; }

/* ---------- 页脚 ---------- */
.xi-footer { padding: 20px 0 28px; }
.xi-footer-inner { padding: 28px 28px 20px; font-size: 13px; color: var(--xi-text-3); }
.xi-footer a:hover { color: var(--xi-main-deep); }

.xi-footer-top {
  display: flex;
  flex-wrap: wrap;
  gap: 28px 48px;
  padding-bottom: 22px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--xi-stroke);
}
.xi-footer-brand { flex: 1 1 260px; max-width: 360px; }
.xi-footer-brand .xi-logo { display: inline-flex; }
.xi-footer-about { margin: 12px 0 0; line-height: 1.75; color: var(--xi-text-2); }

.xi-footer-social { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.xi-footer-social-item {
  position: relative;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-subtle);
  color: var(--xi-text-2);
  font-size: 17px;
  cursor: pointer;
  transition: background .15s, color .15s, transform .25s cubic-bezier(.2, .8, .2, 1);
}
.xi-footer .xi-footer-social-item:hover, .xi-footer-social-item:focus-visible { color: #fff; transform: translateY(-2px); }
.xi-footer-social-item.is-qq:hover { background: #12b7f5; }
.xi-footer-social-item.is-wechat:hover { background: #07c160; }
.xi-footer-social-item.is-weibo:hover { background: #e6162d; }
.xi-footer-social-item.is-bilibili:hover { background: #fb7299; }
.xi-footer-social-item.is-github:hover { background: #24292f; }
.xi-footer-social-item.is-email:hover, .xi-footer-social-item.is-rss:hover { background: var(--xi-main); }
.xi-footer-qrpop {
  position: absolute !important;
  bottom: calc(100% + 10px);
  left: 50%;
  z-index: 5;
  display: grid;
  gap: 6px;
  width: 132px;
  padding: 10px;
  border-radius: 12px;
  text-align: center;
  color: var(--xi-text-2);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 6px);
  transition: opacity .2s, transform .25s cubic-bezier(.2, .8, .2, 1), visibility .2s;
  pointer-events: none;
}
.xi-footer-qrpop img { display: block; width: 112px; height: 112px; object-fit: contain; border-radius: 6px; background: #fff; }
.xi-footer-qrpop small { font-size: 12px; }
.xi-footer-social-item:hover .xi-footer-qrpop, .xi-footer-social-item:focus-visible .xi-footer-qrpop { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

.xi-footer-col { flex: 0 1 140px; min-width: 110px; }
.xi-footer-col h4 { margin: 4px 0 12px; font-size: 14px; font-weight: 600; color: var(--xi-text); }
.xi-footer-col ul { list-style: none; display: grid; gap: 8px; margin: 0; padding: 0; }
.xi-footer-col a { color: var(--xi-text-2); }

.xi-footer-qrs { display: flex; gap: 14px; margin-left: auto; }
.xi-footer-qrs figure { margin: 0; text-align: center; }
.xi-footer-qrs img { display: block; width: 96px; height: 96px; object-fit: contain; padding: 6px; border-radius: 10px; background: #fff; box-shadow: var(--xi-shadow); }
.xi-footer-qrs figcaption { margin-top: 6px; font-size: 12px; }

.xi-footer-widgets { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; padding-bottom: 18px; margin-bottom: 18px; border-bottom: 1px solid var(--xi-stroke); }
.xi-footer-widgets .xi-widget { padding: 0; background: none; border: 0; box-shadow: none; backdrop-filter: none; }
.xi-footer-widgets .xi-widget::before { display: none; }

.xi-footer-bottom { text-align: center; }
.xi-footer-menu { list-style: none; display: flex; justify-content: center; flex-wrap: wrap; gap: 4px 18px; margin: 0 0 10px; padding: 0; color: var(--xi-text-2); }
.xi-footer-meta { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 4px 16px; }
.xi-footer-days { display: inline-flex; align-items: center; gap: 4px; }
.xi-footer-days b { font-weight: 600; color: var(--xi-main-deep); font-variant-numeric: tabular-nums; }
.xi-footer-html { margin-top: 6px; }

@media (max-width: 720px) {
  .xi-footer-inner { padding: 22px 18px 18px; }
  .xi-footer-top { gap: 22px 28px; }
  .xi-footer-brand { flex-basis: 100%; max-width: none; text-align: center; }
  .xi-footer-social { justify-content: center; }
  .xi-footer-col { flex: 1 1 40%; }
  .xi-footer-qrs { flex-basis: 100%; justify-content: center; margin-left: 0; }
}

.xi-float-btns { position: fixed; right: 20px; bottom: 20px; z-index: 90; display: grid; gap: 8px; }
.xi-float-btn {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: 50% !important;
  color: var(--xi-text-2);
  font-size: 18px;
  cursor: pointer;
  transition: transform .25s cubic-bezier(.2, .8, .2, 1), color .2s, opacity .25s, visibility .25s;
}
.xi-float-btn:hover { color: var(--xi-main-deep); transform: translateY(-2px); }
.xi-to-top { opacity: 0; visibility: hidden; transform: translateY(8px); }
.xi-to-top.is-show { opacity: 1; visibility: visible; transform: none; }

/* 显示管理工具栏时下移 */
.admin-bar.xi-sticky .xi-header, .admin-bar .xi-progress { top: 32px; }
@media (max-width: 782px) {
  .admin-bar.xi-sticky .xi-header, .admin-bar .xi-progress { top: 46px; }
}

/* ---------- 模块动画 ---------- */
.xi-ani { transition: opacity .6s cubic-bezier(.2, .8, .2, 1), transform .6s cubic-bezier(.2, .8, .2, 1); }
.xi-ani:not(.is-in) { opacity: 0; }
.ani-slideup:not(.is-in) { transform: translateY(24px); }
.ani-slideleft:not(.is-in) { transform: translateX(24px); }
.ani-zoomin:not(.is-in) { transform: scale(.94); }

/* ---------- 站点美化 ---------- */
/* LOGO 扫光：图标与图片 LOGO 用一道斜向高光带扫过，文字 LOGO 用渐变文字 */
.xi-logo-shine .xi-logo-mark,
.xi-logo-shine .xi-logo:has(img) { position: relative; overflow: hidden; }
.xi-logo-shine .xi-logo:has(img) { border-radius: 6px; }
.xi-logo-shine .xi-logo-mark::after,
.xi-logo-shine .xi-logo:has(img)::after {
  content: "";
  position: absolute;
  top: -20%;
  bottom: -20%;
  left: -60%;
  width: 45%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .75), transparent);
  transform: skewX(-20deg);
  pointer-events: none;
  animation: xi-shine var(--xi-shine-time, 5.2s) ease-in-out infinite;
}
.xi-logo-shine .xi-logo-text {
  background: linear-gradient(110deg, var(--xi-text) 42%, color-mix(in srgb, var(--xi-main) 55%, #fff) 50%, var(--xi-text) 58%) 0 0 / 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: xi-shine-text var(--xi-shine-time, 5.2s) ease-in-out infinite;
}
@keyframes xi-shine { 0% { left: -60%; } 25%, 100% { left: 130%; } }
@keyframes xi-shine-text { 0% { background-position: 100% 0; } 25%, 100% { background-position: 0 0; } }

/* 樱花 / 下雪画布：在内容之上、玻璃导航栏之下，不拦截点击 */
.xi-fall { position: fixed; inset: 0; z-index: 95; width: 100%; height: 100%; pointer-events: none; }

/* 灵动岛：纯黑胶囊，按内容宽度弹性伸缩 */
.xi-island {
  --spring: cubic-bezier(.34, 1.36, .64, 1);
  position: fixed;
  top: var(--island-top, 10px);
  left: 50%;
  z-index: 1050;
  width: 32px;
  height: 32px;
  max-width: calc(100vw - 24px);
  overflow: hidden;
  /* 用实际半径（高度一半）而不是 999px：从 999px 往小过渡时弹性曲线会冲过头，圆角瞬间变成 0，岛会闪成直角方块 */
  border-radius: 16px;
  background: #000;
  box-shadow: 0 12px 32px -10px rgba(0, 0, 0, .55), inset 0 0 0 1px rgba(255, 255, 255, .08);
  color: #fff;
  cursor: pointer;
  opacity: 0;
  transform: translateX(-50%) scale(.5);
  transition: width .55s var(--spring), height .55s var(--spring), border-radius .45s cubic-bezier(.2, .8, .2, 1), opacity .3s, transform .5s var(--spring);
  -webkit-user-select: none;
  user-select: none;
}
/* 导航栏下方：层级低于导航栏，用户菜单等下拉不会被挡住 */
.xi-island.is-header { z-index: 99; }
.xi-island.is-in { opacity: 1; transform: translateX(-50%) scale(1); }
/* 收起后是透明的，不能再挡住下面导航栏的点击 */
.xi-island:not(.is-in) { pointer-events: none; }
.xi-island.is-open { height: 52px; border-radius: 20px; }
.xi-island:active { transform: translateX(-50%) scale(.97); }
.xi-island.is-ruler { left: -9999px; width: auto; max-width: none; visibility: hidden; opacity: 0; transition: none; transform: none; pointer-events: none; }
.xi-island-body {
  display: flex;
  align-items: center;
  gap: 7px;
  width: max-content;
  height: 100%;
  padding: 0 11px 0 6px;
  transition: opacity .17s, filter .17s;
}
.xi-island.is-open .xi-island-body { gap: 10px; padding: 0 16px 0 8px; }
.xi-island.is-swap .xi-island-body { opacity: 0; filter: blur(4px); }

.xi-island-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 21px;
  height: 21px;
  overflow: hidden;
  border-radius: 6px;
  background: var(--xi-main);
  color: #fff;
  transition: width .4s var(--spring), height .4s var(--spring), border-radius .4s;
}
.xi-island.is-open .xi-island-icon { width: 36px; height: 36px; border-radius: 11px; }
.xi-island-icon img { width: 100%; height: 100%; object-fit: cover; }
.xi-island-icon .xi-icon, .xi-island-icon svg { width: 58%; height: 58%; }
.xi-island-icon.is-img { background: #1c1c1e; }
.xi-island.is-init .xi-island-body,
.xi-island.is-init .xi-island-icon,
.xi-island.is-init .xi-island-wave { transition: none; }
.xi-island-icon.is-ok { background: #30d158; }
.xi-island-icon.is-err { background: #ff453a; }

.xi-island-text { display: grid; min-width: 0; line-height: 1.35; }
.xi-island-text b { display: block; max-width: min(200px, calc(100vw - 140px)); overflow: hidden; font-size: 12px; font-weight: 600; white-space: nowrap; }
.xi-island-text b > span { display: inline-block; }
.xi-island.is-open .xi-island-text b { max-width: min(320px, calc(100vw - 150px)); font-size: 13.5px; text-overflow: ellipsis; }
.xi-island.is-open .xi-island-text b > span { display: inline; }
.xi-island-text b.is-marquee { -webkit-mask: linear-gradient(90deg, #000 85%, transparent); mask: linear-gradient(90deg, #000 85%, transparent); }
.xi-island-text b.is-marquee > span { animation: xi-mq var(--mq-time, 6s) ease-in-out 1.2s infinite alternate; }
@keyframes xi-mq { 0%, 15% { transform: none; } 85%, 100% { transform: translateX(var(--mq)); } }
.xi-island-text small { display: none; overflow: hidden; color: rgba(255, 255, 255, .62); font-size: 11px; white-space: nowrap; text-overflow: ellipsis; max-width: min(320px, calc(100vw - 150px)); }
.xi-island.is-open .xi-island-text small { display: block; }

/* 跳动的音波：绿黄相间 */
.xi-island-wave { display: flex; align-items: center; gap: 2px; flex: none; height: 11px; margin-left: 1px; }
.xi-island.is-open .xi-island-wave { gap: 2.5px; height: 16px; margin-left: 4px; }
.xi-island-wave i { width: 2px; height: 100%; border-radius: 2px; background: #30d158; animation: xi-wave 1s ease-in-out infinite; }
.xi-island-wave i:nth-child(2n) { background: #ffd60a; }
.xi-island-wave i:nth-child(2) { animation-delay: -.8s; }
.xi-island-wave i:nth-child(3) { animation-delay: -.45s; }
.xi-island-wave i:nth-child(4) { animation-delay: -.65s; }
.xi-island-wave i:nth-child(5) { animation-delay: -.2s; }
@keyframes xi-wave { 0%, 100% { transform: scaleY(.3); } 50% { transform: scaleY(1); } }

/* 阅读进度：胶囊底部的细线 */
.xi-island-progress { position: absolute; left: 14px; right: 14px; bottom: 2px; height: 2px; overflow: hidden; border-radius: 2px; background: rgba(255, 255, 255, .12); opacity: 0; transition: opacity .3s; }
.xi-island-progress i { display: block; width: 100%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #30d158, #ffd60a); transform: scaleX(var(--p, 0)); transform-origin: left; transition: transform .2s; }
.xi-island.has-progress .xi-island-progress { opacity: 1; }
@media (max-width: 720px) {
  .xi-island.is-top { top: 6px; }
  .xi-island-text b { max-width: calc(100vw - 150px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .xi-ani { opacity: 1 !important; transform: none !important; }
  /* 无限循环的装饰动画直接停掉，避免被缩短成高频闪烁 */
  .xi-logo-shine .xi-logo-mark::after, .xi-logo-shine .xi-logo:has(img)::after { animation: none !important; display: none; }
  .xi-logo-shine .xi-logo-text { animation: none !important; color: var(--xi-text); background: none; }
  .xi-island-wave i, .xi-island-text b.is-marquee > span { animation: none !important; }
  .xi-post-hero.is-anim, .xi-waves use { animation: none !important; }
}

/* ---------- 论坛 ---------- */
.xi-btn-block { display: flex; width: 100%; }
.xi-bbs { display: grid; gap: 16px; align-content: start; }
.xi-bbs > .xi-breadcrumb { margin: 0; }
.xi-bbs > .navigation { margin-top: 0; }

/* 论坛首页概览 */
.xi-bbs-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 24px;
  padding: 26px 28px;
  overflow: hidden;
  background:
    radial-gradient(120% 140% at 100% 0%, var(--xi-main-soft), transparent 60%),
    var(--xi-glass);
}
.xi-bbs-hero h1 { margin: 0 0 4px; font-family: var(--xi-font-display); font-size: 26px; font-weight: 700; line-height: 1.3; }
.xi-bbs-hero p { margin: 0; color: var(--xi-text-2); font-size: 14px; }
.xi-bbs-hero-stats { display: flex; gap: 22px; }
.xi-bbs-hero-stats div, .xi-plate-stats > div:not(.xi-plate-mods), .xi-bbs-side-stats div { display: grid; text-align: center; line-height: 1.3; }
.xi-bbs-hero-stats b, .xi-plate-stats b, .xi-bbs-side-stats b { font-family: var(--xi-font-display); font-size: 20px; font-weight: 700; }
.xi-bbs-hero-stats span, .xi-plate-stats span, .xi-bbs-side-stats span { font-size: 12px; color: var(--xi-text-3); }

/* 分区与版块 */
.xi-bbs-group { padding: 18px 20px; }
.xi-bbs-group-title { display: flex; align-items: center; gap: 8px; margin: 0 0 14px; font-size: 16px; font-weight: 600; }
.xi-bbs-group-title::before { content: ""; width: 4px; height: 16px; border-radius: 2px; background: var(--xi-main); }
.xi-bbs-plates { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 10px; }
.xi-bbs-plate {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--xi-stroke);
  border-radius: calc(var(--xi-radius) - 4px);
  background: var(--xi-subtle);
  transition: transform .2s, background .2s, border-color .2s;
}
.xi-bbs-plate:hover { transform: translateY(-2px); background: var(--xi-ctrl-hover); border-color: var(--xi-main-line); color: var(--xi-text); }
.xi-bbs-plate-text { display: grid; min-width: 0; line-height: 1.4; }
.xi-bbs-plate-text b { display: flex; align-items: center; gap: 6px; min-width: 0; font-size: 15px; font-weight: 600; white-space: nowrap; }
.xi-bbs-plate-text b span { overflow: hidden; text-overflow: ellipsis; }
.xi-bbs-plate-text b em { flex: none; }
.xi-bbs-plate-text b em { padding: 0 6px; border-radius: 999px; background: #ff5f57; color: #fff; font-size: 11px; font-style: normal; font-weight: 600; line-height: 17px; }
.xi-bbs-plate-text small { overflow: hidden; color: var(--xi-text-3); font-size: 12px; white-space: nowrap; text-overflow: ellipsis; }

.xi-plate-icon {
  --plate: var(--xi-main);
  display: grid;
  place-items: center;
  flex: none;
  width: 44px;
  height: 44px;
  overflow: hidden;
  border-radius: 12px;
  background: linear-gradient(145deg, color-mix(in srgb, var(--plate) 78%, #fff), var(--plate));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4), 0 6px 14px -8px var(--plate);
  color: #fff;
  font-size: 22px;
}
.xi-plate-icon .xi-menu-icon { display: grid; place-items: center; width: 100%; height: 100%; margin: 0; font-size: inherit; }
.xi-plate-icon .xi-menu-icon img { width: 100%; height: 100%; max-height: none; object-fit: cover; border-radius: 0; }
.xi-plate-icon .xi-menu-icon.is-text { font-size: .9em; }
.xi-plate-letter { font-weight: 700; font-size: .82em; }
.xi-plate-icon.is-xs { width: 16px; height: 16px; border-radius: 5px; font-size: 10px; box-shadow: none; }
.xi-plate-icon.is-lg { width: 72px; height: 72px; border-radius: 20px; font-size: 34px; border: 3px solid var(--xi-solid); }

/* 排序栏 */
.xi-bbs-bar { padding: 6px; }
.xi-bbs-tabs { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; }
.xi-bbs-tabs a { flex: none; padding: 6px 16px; border-radius: var(--xi-ctrl-radius); color: var(--xi-text-2); font-size: 14px; transition: background .15s, color .15s; }
.xi-bbs-tabs a:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-bbs-tabs a.is-active { background: var(--xi-main-soft); color: var(--xi-main-deep); font-weight: 600; }

/* 帖子列表 */
.xi-bbs-list { display: grid; gap: 12px; }
.xi-bbs-item { display: grid; gap: 10px; padding: 18px 20px; transition: box-shadow .2s, transform .2s; }
.xi-bbs-item:hover { box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow-hover); }
.xi-bbs-item.is-top { border-color: color-mix(in srgb, #ff5f57 30%, transparent); }
.xi-bbs-item-head { display: flex; align-items: center; gap: 10px; min-width: 0; }
.xi-bbs-avatar { flex: none; line-height: 0; }
.xi-bbs-avatar img { width: 40px; height: 40px; border-radius: 50%; }
.xi-bbs-post-head .xi-bbs-avatar img { width: 48px; height: 48px; }
.xi-bbs-item-user { display: flex; flex-wrap: wrap; align-items: center; column-gap: 6px; flex: 1; min-width: 0; line-height: 1.45; }
.xi-bbs-name { font-weight: 600; font-size: 14px; }
.xi-bbs-item-user small { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; flex-basis: 100%; color: var(--xi-text-3); font-size: 12px; }
.xi-bbs-plate-chip { display: inline-flex; align-items: center; gap: 4px; padding: 0 8px 0 3px; border-radius: 999px; background: var(--xi-subtle); color: var(--xi-text-2); line-height: 22px; }
.xi-bbs-plate-chip:hover { background: var(--xi-main-soft); color: var(--xi-main-deep); }
.xi-bbs-flags { display: inline-flex; flex-wrap: wrap; gap: 4px; flex: none; }
.xi-bbs-flag { padding: 0 7px; border-radius: 6px; font-size: 12px; font-weight: 600; line-height: 20px; }
.xi-bbs-flag.is-top { background: color-mix(in srgb, #ff5f57 14%, transparent); color: #e5484d; }
.xi-bbs-flag.is-essence { background: color-mix(in srgb, #f5a524 18%, transparent); color: #c27c0e; }
.xi-bbs-flag.is-pending { background: var(--xi-subtle-2); color: var(--xi-text-2); }
.xi-bbs-title { margin: 0; font-size: 17px; font-weight: 600; line-height: 1.5; }
.xi-bbs-title a { display: -webkit-box; overflow: hidden; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.xi-bbs-excerpt { display: -webkit-box; margin: -4px 0 0; overflow: hidden; color: var(--xi-text-2); font-size: 14px; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.xi-bbs-images { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; max-width: 520px; }
.xi-bbs-images span { aspect-ratio: 4 / 3; overflow: hidden; border-radius: calc(var(--xi-radius) - 6px); background: var(--xi-subtle); }
.xi-bbs-images.is-1 { grid-template-columns: minmax(0, 280px); }
.xi-bbs-images.is-1 span { aspect-ratio: 16 / 10; }
.xi-bbs-images img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.xi-bbs-images:hover img { transform: scale(1.04); }
.xi-bbs-topics { display: flex; flex-wrap: wrap; gap: 6px; }
.xi-bbs-topics a { padding: 0 10px; border-radius: 999px; background: var(--xi-main-soft); color: var(--xi-main-deep); font-size: 12px; line-height: 24px; }
.xi-bbs-topics a:hover { background: var(--xi-main); color: #fff; }
.xi-bbs-item-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; color: var(--xi-text-3); font-size: 13px; }
.xi-bbs-item-foot > span { display: inline-flex; align-items: center; gap: 5px; }
.xi-bbs-last { margin-left: auto; font-size: 12px; }

/* 版块页 */
.xi-plate-hero { overflow: hidden; padding: 0 0 18px; }
.xi-plate-cover {
  --plate: var(--xi-main);
  height: 150px;
  background: linear-gradient(120deg, color-mix(in srgb, var(--plate) 85%, #000), var(--plate) 55%, color-mix(in srgb, var(--plate) 55%, #fff));
  background-size: cover;
  background-position: center;
}
.xi-plate-cover.has-image { position: relative; }
.xi-plate-cover.has-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 40%, rgba(0, 0, 0, .25)); }
.xi-plate-head { position: relative; display: flex; align-items: flex-end; gap: 16px; margin-top: -36px; padding: 0 22px; }
.xi-plate-info { flex: 1; min-width: 0; padding-top: 40px; }
.xi-plate-info h1 { margin: 0; font-family: var(--xi-font-display); font-size: 22px; font-weight: 700; line-height: 1.3; }
.xi-plate-info p { margin: 2px 0 0; color: var(--xi-text-2); font-size: 14px; }
.xi-plate-actions { display: flex; gap: 8px; flex: none; }
.xi-plate-actions .xi-btn.is-active { color: var(--xi-text-2); }
.xi-plate-stats { display: flex; flex-wrap: wrap; align-items: center; gap: 26px; margin: 16px 22px 0; padding-top: 14px; border-top: 1px solid var(--xi-stroke); }
.xi-plate-mods { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.xi-plate-mods span { margin-right: 4px; }
.xi-plate-mods img { width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--xi-solid); }
.xi-plate-notice { display: flex; gap: 10px; padding: 12px 16px; font-size: 14px; color: var(--xi-text-2); }
.xi-plate-notice > .xi-icon { flex: none; margin-top: 4px; color: var(--xi-main-deep); }
.xi-plate-notice-text { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.xi-plate-notice p { margin: 0 0 .4em; }
.xi-plate-notice p:last-child { margin-bottom: 0; }
.xi-plate-notice img { max-width: 100%; height: auto; }

/* 话题页 */
.xi-topic-hero { display: flex; align-items: center; gap: 16px; padding: 22px 24px; }
.xi-topic-mark { display: grid; place-items: center; flex: none; width: 56px; height: 56px; border-radius: 16px; background: var(--xi-main-soft); color: var(--xi-main-deep); font-size: 28px; }
.xi-topic-hero h1 { margin: 0; font-family: var(--xi-font-display); font-size: 22px; }
.xi-topic-hero p { margin: 0; color: var(--xi-text-3); font-size: 14px; }

/* 帖子详情 */
.xi-bbs-post-head .xi-bbs-item-head { margin-bottom: 16px; }
.xi-bbs-post-head h1 .xi-bbs-flags { margin-right: 8px; vertical-align: 4px; }
.xi-bbs-post .xi-bbs-topics { margin-top: 20px; }
.xi-bbs-manage { position: relative; flex: none; }
.xi-bbs-manage summary { list-style: none; }
.xi-bbs-manage summary::-webkit-details-marker { display: none; }
.xi-bbs-manage-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 20;
  display: grid;
  min-width: 140px;
  padding: 6px;
  background: var(--xi-glass-strong);
  animation: xi-flyout .2s cubic-bezier(.2, .8, .2, 1);
}
.xi-bbs-manage-menu a,
.xi-bbs-manage-menu button {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border: 0;
  border-radius: var(--xi-ctrl-radius);
  background: none;
  color: var(--xi-text);
  font: inherit;
  font-size: 14px;
  text-align: left;
  cursor: pointer;
}
.xi-bbs-manage-menu a:hover, .xi-bbs-manage-menu button:hover { background: var(--xi-subtle); }
.xi-bbs-manage-menu .is-danger { color: #e5484d; }

/* 论坛侧栏 */
.xi-bbs-side-post { display: grid; gap: 14px; padding: 18px; }
.xi-bbs-side-stats { display: grid; grid-template-columns: repeat(3, 1fr); }
.xi-bbs-side-login { display: flex; justify-content: center; gap: 8px; }
.xi-bbs-hot-topics { display: grid; gap: 2px; }
.xi-bbs-hot-topics a { display: flex; align-items: center; gap: 10px; padding: 6px 8px; border-radius: var(--xi-ctrl-radius); font-size: 14px; }
.xi-bbs-hot-topics a:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-bbs-hot-topics i { width: 18px; color: var(--xi-text-3); font-style: normal; font-weight: 700; text-align: center; }
.xi-bbs-hot-topics a:nth-child(-n+3) i { color: #e5484d; }
.xi-bbs-hot-topics span { flex: 1; min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.xi-bbs-hot-topics small { color: var(--xi-text-3); }
.xi-bbs-active-users { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px 4px; }
.xi-bbs-active-users a { display: grid; justify-items: center; min-width: 0; font-size: 12px; line-height: 1.4; text-align: center; }
.xi-bbs-active-users img { width: 44px; height: 44px; margin-bottom: 4px; border-radius: 50%; }
.xi-bbs-active-users span { max-width: 100%; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.xi-bbs-active-users small { color: var(--xi-text-3); }

.xi-bbs-new-page .xi-write > .xi-breadcrumb { margin-bottom: 12px; }

@media (max-width: 720px) {
  .xi-bbs-hero { grid-template-columns: 1fr; gap: 16px; padding: 22px 20px; }
  .xi-bbs-hero-stats { justify-content: space-between; }
  .xi-bbs-hero-btn { justify-self: stretch; }
  .xi-bbs-plates { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .xi-bbs-plate { padding: 10px; gap: 10px; }
  .xi-bbs-plate .xi-plate-icon { width: 36px; height: 36px; font-size: 18px; border-radius: 10px; }
  .xi-bbs-plate-text small { display: none; }
  .xi-bbs-item { padding: 16px; }
  .xi-bbs-last { margin-left: 0; flex-basis: 100%; }
  .xi-plate-cover { height: 110px; }
  .xi-plate-head { flex-wrap: wrap; padding: 0 16px; }
  .xi-plate-info { padding-top: 0; flex-basis: 100%; }
  .xi-plate-actions { width: 100%; }
  .xi-plate-actions .xi-btn { flex: 1; }
  .xi-plate-stats { gap: 18px; margin: 14px 16px 0; }
  .xi-plate-mods { margin-left: 0; }
}

/* ---------- 文章顶部波浪 ---------- */
.xi-post-hero {
  --hero-a: var(--xi-main-deep);
  --hero-b: var(--xi-main);
  --hero-c: color-mix(in srgb, var(--xi-main) 55%, #fff);
  --xi-wave-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1600 60' preserveAspectRatio='none'%3E%3Cpath d='M0 30C200 0 600 0 800 30s600 30 800 0V0H0z'/%3E%3C/svg%3E");
  position: relative;
  margin-top: -72px;
  padding: 124px 0 128px;
  color: #fff;
  background: linear-gradient(115deg, var(--hero-a), var(--hero-b) 55%, var(--hero-c));
  isolation: isolate;
  /* 底边用遮罩裁成波浪：露出的是页面自身的背景，深浅色、背景色场都能无缝衔接 */
  -webkit-mask: linear-gradient(#000, #000) top / 100% calc(100% - 59px) no-repeat, var(--xi-wave-mask) 0 100% / 1600px 60px repeat-x;
  mask: linear-gradient(#000, #000) top / 100% calc(100% - 59px) no-repeat, var(--xi-wave-mask) 0 100% / 1600px 60px repeat-x;
}
.xi-post-hero.is-anim { animation: xi-hero-wave 24s linear infinite; }
@keyframes xi-hero-wave {
  to { -webkit-mask-position: 0 0, 1600px 100%; mask-position: 0 0, 1600px 100%; }
}
.xi-post-hero.has-image { background: #1b2422 var(--hero-img) center / cover no-repeat; }
.xi-post-hero.has-image::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(115deg, color-mix(in srgb, var(--hero-a) 80%, transparent), rgba(0, 0, 0, .3));
}
/* 浪层：内联 SVG（见 xi_wave_svg），即使遮罩失效也能看到波浪 */
.xi-hero-waves { position: absolute; left: 0; right: 0; bottom: 0; z-index: -1; height: 112px; pointer-events: none; }
.xi-waves { display: block; width: 100%; height: 100%; }
.xi-waves use { animation: xi-wave-move 22s cubic-bezier(.55, .5, .45, .5) infinite; }
.xi-waves use:nth-child(1) { animation-duration: 9s; animation-delay: -2s; }
.xi-waves use:nth-child(2) { animation-duration: 13s; animation-delay: -3s; }
.xi-waves use:nth-child(3) { animation-duration: 17s; animation-delay: -4s; }
.xi-waves use:nth-child(4) { animation-duration: 24s; animation-delay: -5s; }
@keyframes xi-wave-move { 0% { transform: translate3d(-90px, 0, 0); } 100% { transform: translate3d(85px, 0, 0); } }
.xi-hero-waves use { fill: var(--xi-hero-wave, #fff); }
.xi-hero-waves use:nth-child(1) { opacity: .12; }
.xi-hero-waves use:nth-child(2) { opacity: .2; }
.xi-hero-waves use:nth-child(3) { opacity: .3; }
.xi-post-hero:not(.is-anim) .xi-waves use { animation: none; }
/* 第 4 层是页面底色，只在浏览器不支持遮罩时代替遮罩画出下沿 */
.xi-hero-waves use:nth-child(4) { display: none; fill: var(--xi-bg); }
@supports not ((mask-image: none) or (-webkit-mask-image: none)) {
  .xi-hero-waves { bottom: -1px; }
  .xi-hero-waves use:nth-child(4) { display: inline; }
}

/* 页脚波浪：最前一层与页脚底色相同，衔接无缝 */
.xi-footer.has-wave {
  --fw: var(--xi-footer-wave, #4f9dff);
  --fw-h: var(--xi-footer-wave-h, 42px);
  --fw-base: color-mix(in srgb, var(--fw) 10%, var(--xi-bg));
  margin-top: 12px;
  padding-top: 0;
  background: linear-gradient(transparent calc(var(--fw-h) - 1px), var(--fw-base) 0);
}
[data-theme="dark"] .xi-footer.has-wave { --fw-base: color-mix(in srgb, var(--fw) 12%, var(--xi-bg)); }
.xi-footer-wave { height: var(--fw-h); margin-bottom: -1px; }
.xi-footer-wave use:nth-child(1) { fill: color-mix(in srgb, var(--fw) 40%, var(--xi-bg)); opacity: .5; }
.xi-footer-wave use:nth-child(2) { fill: color-mix(in srgb, var(--fw) 30%, var(--xi-bg)); opacity: .7; }
.xi-footer-wave use:nth-child(3) { fill: color-mix(in srgb, var(--fw) 20%, var(--xi-bg)); opacity: .85; }
.xi-footer-wave use:nth-child(4) { fill: var(--fw-base); }
.xi-footer.has-wave > .xi-container { padding-top: 12px; }
@media (max-width: 720px) {
  .xi-hero-waves { height: 76px; }
  .xi-footer.has-wave { --fw-h: calc(var(--xi-footer-wave-h, 42px) * .7); }
}

.xi-post-hero .xi-hero-cats { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.xi-post-hero .xi-hero-cats a, .xi-post-hero .xi-hero-cats span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, .2);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
}
.xi-post-hero .xi-hero-cats a:hover { background: rgba(255, 255, 255, .32); }
.xi-post-hero h1 {
  max-width: 900px;
  margin: 0;
  font-family: var(--xi-font-display);
  font-size: clamp(26px, 3.6vw, 42px);
  font-weight: 700;
  line-height: 1.3;
  text-shadow: 0 2px 16px rgba(0, 0, 0, .12);
}
.xi-post-hero .xi-subtitle { margin: 10px 0 0; color: rgba(255, 255, 255, .85); font-size: 16px; }
.xi-hero-meta { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 26px; color: rgba(255, 255, 255, .8); font-size: 15px; }
.xi-hero-meta > span { display: inline-flex; align-items: center; gap: 6px; }
.xi-hero-meta a { color: inherit; }
.xi-hero-meta a:hover { color: #fff; }
.xi-hero-tools { display: flex; justify-content: flex-end; margin: -10px 0 10px; }
[data-theme="dark"] .xi-post-hero {
  --hero-a: color-mix(in srgb, var(--xi-main) 45%, #04100d);
  --hero-b: color-mix(in srgb, var(--xi-main) 75%, #04100d);
  --hero-c: var(--xi-main);
}
/* 常驻灵动岛占用导航栏下方约 50px */
.xi-island-resident .xi-post-hero { padding-top: 156px; }
.xi-island-resident:not(.xi-has-post-hero):not(.xi-has-header-slide) .xi-layout { padding-top: 66px; }

@media (max-width: 720px) {
  .xi-post-hero { margin-top: -62px; padding: 96px 0 100px; }
  .xi-hero-meta { gap: 6px 14px; margin-top: 18px; font-size: 13px; }
  .xi-island-resident .xi-post-hero { padding-top: 128px; }
  .xi-island-resident:not(.xi-has-post-hero):not(.xi-has-header-slide) .xi-layout { padding-top: 60px; }
}

/* ---------- 顶部组件按钮组 ---------- */
.xi-hs-btns { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.xi-hs-btns.is-overlay { width: min(720px, calc(100% - 40px)); margin: 18px auto 0; }
/* 没有搜索框时不压住幻灯片标题：放到幻灯片下部，有图标卡片时再往上让出位置 */
.xi-slider-overlay > .xi-hs-btns.is-overlay:first-child { position: absolute; left: 0; right: 0; bottom: 52px; margin: 0 auto; }
.xi-slider-overlay:has(.xi-hs-cards) > .xi-hs-btns.is-overlay:first-child { bottom: 104px; }
.xi-hs-btns.is-below { padding-top: 18px; }

.xi-hs-btn {
  --c: var(--btn, var(--xi-main));
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 8px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: .02em;
  white-space: nowrap;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: transform .25s cubic-bezier(.2, .8, .2, 1), box-shadow .25s, background-color .2s, border-color .2s, color .2s;
}
/* 掠光：悬停时一道高光从左扫到右 */
.xi-hs-btn::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, .38) 50%, transparent 70%) no-repeat;
  background-size: 250% 100%;
  background-position: 150% 0;
  pointer-events: none;
  transition: background-position .7s ease;
}
.xi-hs-btn:hover { transform: translateY(-2px); }
.xi-hs-btn:hover::after { background-position: -50% 0; }
.xi-hs-btn:active { transform: translateY(0) scale(.97); transition-duration: .1s; }
.xi-hs-btn:focus-visible { outline: 2px solid var(--c); outline-offset: 3px; border-radius: 999px; }

/* 图标放进小圆片里，和文字拉开层次 */
.xi-hs-btn .xi-menu-icon {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  margin: 0 0 0 -10px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--c) 14%, transparent);
  font-size: 13px;
  vertical-align: 0;
  transition: transform .3s cubic-bezier(.2, .8, .2, 1);
}
.xi-hs-btn .xi-menu-icon .xi-icon,
.xi-hs-btn .xi-menu-icon img { width: 14px; height: 14px; }
.xi-hs-btn .xi-menu-icon.is-text { width: 24px; font-size: 13px; }
.xi-hs-btn:hover .xi-menu-icon { transform: rotate(-8deg) scale(1.08); }

.xi-hs-btn-badge {
  position: absolute;
  top: -8px;
  right: 6px;
  padding: 1px 7px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ff7a59, #f0457a);
  box-shadow: 0 4px 10px -4px #f0457a, 0 0 0 2px var(--xi-solid);
  color: #fff;
  font-size: 10px;
  font-style: normal;
  font-weight: 700;
  line-height: 16px;
  letter-spacing: .04em;
  pointer-events: none;
}

/* 实色：渐变 + 顶部高光，像一颗果冻 */
.xi-hs-btn.is-main {
  background: linear-gradient(160deg, color-mix(in srgb, var(--c) 78%, #fff), var(--c) 55%, color-mix(in srgb, var(--c) 88%, #000));
  border-color: color-mix(in srgb, var(--c) 80%, #000);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .45), inset 0 -1px 0 rgba(0, 0, 0, .08), 0 10px 22px -12px var(--c);
  color: #fff;
  text-shadow: 0 1px 1px rgba(0, 0, 0, .12);
}
.xi-hs-btn.is-main:hover { color: #fff; box-shadow: inset 0 1px 0 rgba(255, 255, 255, .5), inset 0 -1px 0 rgba(0, 0, 0, .08), 0 16px 30px -12px var(--c); }
.xi-hs-btn.is-main .xi-menu-icon { background: rgba(255, 255, 255, .22); }

/* 浅色：主题色淡底 */
.xi-hs-btn.is-soft {
  background: color-mix(in srgb, var(--c) 12%, var(--xi-solid));
  border-color: color-mix(in srgb, var(--c) 22%, transparent);
  color: color-mix(in srgb, var(--c) 80%, var(--xi-text));
}
.xi-hs-btn.is-soft:hover {
  background: color-mix(in srgb, var(--c) 18%, var(--xi-solid));
  color: color-mix(in srgb, var(--c) 80%, var(--xi-text));
  box-shadow: 0 10px 22px -14px var(--c);
}

/* 玻璃 */
.xi-hs-btn.is-glass {
  background: var(--xi-glass);
  -webkit-backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  border-color: var(--xi-stroke);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow);
  color: var(--btn, var(--xi-text));
}
.xi-hs-btn.is-glass:hover { background: var(--xi-glass-hover); color: var(--btn, var(--xi-text)); box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow-hover); }

/* 描边：悬停时填色 */
.xi-hs-btn.is-line { background: transparent; border-color: color-mix(in srgb, var(--c) 70%, transparent); color: var(--btn, var(--xi-main-deep)); }
.xi-hs-btn.is-line:hover { background: var(--c); border-color: var(--c); color: #fff; box-shadow: 0 10px 22px -12px var(--c); }
.xi-hs-btn.is-line:hover .xi-menu-icon { background: rgba(255, 255, 255, .22); }

/* 叠加在幻灯片上：底图颜色不定，玻璃和描边统一用白色系保证可读 */
.xi-hs-btns.is-overlay .xi-hs-btn.is-glass {
  background: rgba(255, 255, 255, .16);
  border-color: rgba(255, 255, 255, .35);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .45), 0 10px 26px -14px rgba(0, 0, 0, .5);
  color: #fff;
}
.xi-hs-btns.is-overlay .xi-hs-btn.is-glass:hover { background: rgba(255, 255, 255, .26); color: #fff; }
.xi-hs-btns.is-overlay .xi-hs-btn.is-glass .xi-menu-icon,
.xi-hs-btns.is-overlay .xi-hs-btn.is-line .xi-menu-icon { background: rgba(255, 255, 255, .2); }
.xi-hs-btns.is-overlay .xi-hs-btn.is-line { border-color: rgba(255, 255, 255, .75); color: #fff; }
.xi-hs-btns.is-overlay .xi-hs-btn.is-line:hover { background: #fff; border-color: #fff; color: var(--btn, var(--xi-main-deep)); }
.xi-hs-btns.is-overlay .xi-hs-btn-badge { box-shadow: 0 4px 10px -4px #f0457a; }

[data-theme="dark"] .xi-hs-btn.is-soft { color: color-mix(in srgb, var(--c) 70%, #fff); }

/* 按钮元素（搜索、登录、签到等动作按钮）去掉浏览器默认样式 */
button.xi-hs-btn { font: inherit; font-size: 14px; font-weight: 600; appearance: none; -webkit-appearance: none; }
button.xi-hs-btn:disabled { opacity: .6; cursor: default; transform: none; }

/* 双行文字：主文字 + 副标题 */
.xi-hs-btn-text { display: inline-flex; flex-direction: column; align-items: flex-start; line-height: 1.25; }
.xi-hs-btn-text small { font-size: 11px; font-weight: 500; opacity: .75; letter-spacing: 0; }
.xi-hs-btn.has-desc { padding-top: 6px; padding-bottom: 6px; }

/* 尺寸 */
.xi-hs-btn.is-sm { min-height: 34px; padding: 5px 16px; font-size: 13px; }
.xi-hs-btn.is-lg { min-height: 50px; padding: 10px 28px; font-size: 16px; }
.xi-hs-btn.is-lg .xi-menu-icon { width: 30px; height: 30px; }

/* 形状 */
.xi-hs-btns.is-shape-round .xi-hs-btn { border-radius: 14px; }
.xi-hs-btns.is-shape-square .xi-hs-btn { border-radius: 8px; }
.xi-hs-btns.is-align-left { justify-content: flex-start; }

/* 渐变：主色 → 第二颜色（未设置时自动取色相偏移的相近色） */
.xi-hs-btn.is-gradient {
  --c2: var(--btn2, color-mix(in srgb, var(--c) 55%, #8b5cf6));
  background: linear-gradient(120deg, var(--c), var(--c2));
  background-size: 160% 100%;
  background-position: 0 0;
  border-color: transparent;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), 0 10px 24px -12px var(--c2);
  color: #fff;
  text-shadow: 0 1px 1px rgba(0, 0, 0, .15);
  transition: transform .25s cubic-bezier(.2, .8, .2, 1), box-shadow .25s, background-position .6s ease;
}
.xi-hs-btn.is-gradient:hover { background-position: 100% 0; color: #fff; box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4), 0 16px 32px -12px var(--c2); }
.xi-hs-btn.is-gradient .xi-menu-icon { background: rgba(255, 255, 255, .22); }

/* 霓虹：深底亮边 + 外发光 */
.xi-hs-btn.is-neon {
  background: color-mix(in srgb, var(--c) 10%, #0b1513);
  border-color: var(--c);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--c) 40%, transparent), 0 0 14px -2px var(--c), inset 0 0 12px -4px var(--c);
  color: color-mix(in srgb, var(--c) 35%, #fff);
  text-shadow: 0 0 8px color-mix(in srgb, var(--c) 70%, transparent);
}
.xi-hs-btn.is-neon:hover { color: #fff; box-shadow: 0 0 0 1px var(--c), 0 0 24px 0 var(--c), inset 0 0 16px -2px var(--c); }
.xi-hs-btn.is-neon .xi-menu-icon { background: color-mix(in srgb, var(--c) 25%, transparent); }

/* 卡片：图标方块 + 双行文字 + 右侧箭头 */
.xi-hs-btn.is-card {
  min-width: 180px;
  padding: 10px 14px 10px 10px;
  border-radius: 16px;
  background: var(--xi-glass);
  -webkit-backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  backdrop-filter: blur(var(--xi-blur)) saturate(180%);
  border-color: var(--xi-stroke);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow);
  color: var(--xi-text);
  text-align: left;
}
.xi-hs-btn.is-card .xi-menu-icon { width: 38px; height: 38px; margin: 0; border-radius: 12px; background: color-mix(in srgb, var(--c) 16%, transparent); color: var(--c); font-size: 18px; }
.xi-hs-btn.is-card .xi-menu-icon .xi-icon, .xi-hs-btn.is-card .xi-menu-icon img { width: 20px; height: 20px; }
.xi-hs-btn.is-card .xi-hs-btn-text { flex: 1; }
.xi-hs-btn.is-card .xi-hs-btn-text small { color: var(--xi-text-3); opacity: 1; }
.xi-hs-btn-arrow { display: inline-grid; place-items: center; color: var(--xi-text-3); transition: transform .25s, color .25s; }
.xi-hs-btn.is-card:hover { box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow-hover); color: var(--xi-text); }
.xi-hs-btn.is-card:hover .xi-hs-btn-arrow { transform: translateX(3px); color: var(--c); }
.xi-hs-btns.is-shape-pill .xi-hs-btn.is-card { border-radius: 18px; }
.xi-hs-btns.is-overlay .xi-hs-btn.is-card { background: rgba(255, 255, 255, .14); border-color: rgba(255, 255, 255, .3); color: #fff; }
.xi-hs-btns.is-overlay .xi-hs-btn.is-card .xi-hs-btn-text small,
.xi-hs-btns.is-overlay .xi-hs-btn.is-card .xi-hs-btn-arrow { color: rgba(255, 255, 255, .75); }
.xi-hs-btns.is-overlay .xi-hs-btn.is-card .xi-menu-icon { background: rgba(255, 255, 255, .2); color: #fff; }

/* 动效 */
.xi-hs-btn.is-anim-shine::after { animation: xi-hs-shine 3.2s ease-in-out infinite; }
.xi-hs-btn.is-anim-pulse::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -2;
  border-radius: inherit;
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--c) 55%, transparent);
  animation: xi-hs-pulse 2s cubic-bezier(.2, .8, .2, 1) infinite;
  pointer-events: none;
}
.xi-hs-btn.is-anim-breath { animation: xi-hs-breath 2.6s ease-in-out infinite; }
.xi-hs-btn.is-anim-float { animation: xi-hs-float 3s ease-in-out infinite; }
.xi-hs-btn.is-anim-shake .xi-menu-icon { animation: xi-hs-shake 3.5s ease-in-out infinite; transform-origin: 50% 80%; }
.xi-hs-btn.is-anim-breath:hover, .xi-hs-btn.is-anim-float:hover { animation-play-state: paused; }
@keyframes xi-hs-shine { 0%, 55% { background-position: 150% 0; } 85%, 100% { background-position: -50% 0; } }
@keyframes xi-hs-pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--c) 55%, transparent); } 100% { box-shadow: 0 0 0 12px transparent; } }
@keyframes xi-hs-breath { 0%, 100% { filter: brightness(1); box-shadow: 0 8px 20px -14px var(--c); } 50% { filter: brightness(1.08); box-shadow: 0 10px 28px -8px var(--c); } }
@keyframes xi-hs-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-4px); } }
@keyframes xi-hs-shake { 0%, 80%, 100% { transform: rotate(0); } 84% { transform: rotate(-14deg); } 88% { transform: rotate(12deg); } 92% { transform: rotate(-8deg); } 96% { transform: rotate(5deg); } }

@media (prefers-reduced-motion: reduce) {
  .xi-hs-btn[class*="is-anim-"], .xi-hs-btn[class*="is-anim-"]::before, .xi-hs-btn[class*="is-anim-"]::after, .xi-hs-btn[class*="is-anim-"] .xi-menu-icon { animation: none; }
}
@media (max-width: 720px) {
  .xi-hs-btn.is-card { min-width: 150px; }
  .xi-hs-btn.is-lg { min-height: 44px; padding: 8px 22px; font-size: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  .xi-hs-btn, .xi-hs-btn::after, .xi-hs-btn .xi-menu-icon { transition: none; }
  .xi-hs-btn:hover, .xi-hs-btn:hover .xi-menu-icon { transform: none; }
}

@media (max-width: 720px) {
  .xi-hs-btns { gap: 8px; }
  /* 手机端横向滑动，两侧渐隐提示还有更多 */
  .xi-hs-btns.is-below,
  .xi-hs-btns.is-overlay {
    flex-wrap: nowrap;
    justify-content: flex-start;
    overflow-x: auto;
    scrollbar-width: none;
    scroll-snap-type: x proximity;
    -webkit-mask: linear-gradient(90deg, transparent, #000 12px, #000 calc(100% - 24px), transparent);
    mask: linear-gradient(90deg, transparent, #000 12px, #000 calc(100% - 24px), transparent);
  }
  .xi-hs-btns.is-below::-webkit-scrollbar,
  .xi-hs-btns.is-overlay::-webkit-scrollbar { display: none; }
  /* 留出角标和阴影的空间，避免被滚动容器裁掉 */
  .xi-hs-btns.is-below { padding: 20px 12px 10px; margin: 0 -12px; }
  .xi-hs-btns.is-overlay { width: 100%; padding: 10px 12px 8px; }
  .xi-slider-overlay > .xi-hs-btns.is-overlay:first-child { bottom: 34px; }
  .xi-slider-overlay:has(.xi-hs-cards) > .xi-hs-btns.is-overlay:first-child { bottom: 64px; }
  .xi-hs-btn { flex: none; min-height: 38px; padding: 6px 16px; font-size: 13px; scroll-snap-align: start; }
  .xi-hs-btn .xi-menu-icon { width: 22px; height: 22px; margin-left: -8px; }
  .xi-hs-btn:hover { transform: none; }
}

/* ---------- 响应式 ---------- */
@media (min-width: 721px) { .xi-hide-pc { display: none !important; } }

@media (max-width: 1000px) {
  .xi-layout { grid-template-columns: minmax(0, 1fr); }
  .xi-sidebar { position: static; }
}

@media (max-width: 720px) {
  .xi-hide-sm { display: none !important; }
  .xi-container { padding: 0 12px; }
  .xi-header { padding-top: 8px; }
  .xi-header-inner { gap: 8px; height: 54px; padding: 0 6px 0 14px; }
  .xi-menu-toggle { display: grid; }
  .xi-nav {
    position: absolute;
    top: calc(100% + 6px);
    left: 12px;
    right: 12px;
    display: none;
    padding: 6px;
    background: var(--xi-glass-strong);
    -webkit-backdrop-filter: blur(var(--xi-blur)) saturate(180%);
    backdrop-filter: blur(var(--xi-blur)) saturate(180%);
    border: 1px solid var(--xi-stroke);
    border-radius: var(--xi-radius);
    box-shadow: var(--xi-shadow-hover);
  }
  .xi-menu-open .xi-nav { display: block; animation: xi-flyout .25s cubic-bezier(.2, .8, .2, 1); }
  .xi-menu { flex-direction: column; }
  .xi-menu > li > a::after { left: 0; top: 50%; bottom: auto; width: 3px; height: 16px; margin: -8px 0 0; transform: scaleY(0); }
  .xi-menu > .current-menu-item > a::after,
  .xi-menu > .current_page_item > a::after { transform: scaleY(1); }
  .xi-menu .sub-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; background: none; backdrop-filter: none; padding: 0 0 0 14px; }

  .xi-intro { grid-template-columns: 1fr; padding: 26px 22px; }
  .xi-intro blockquote { font-size: 23px; }
  .xi-intro-count { text-align: left; }

  .xi-post-item.has-thumb { grid-template-columns: minmax(0, 1fr); }
  .xi-article { padding: 26px 18px; }
  .xi-article-head h1 { font-size: 24px; }
  .xi-comments { padding: 22px 18px; }
  .xi-comment-fields { grid-template-columns: 1fr; gap: 0; }
  .xi-post-nav { grid-template-columns: 1fr; }
  .xi-post-nav div:last-child { text-align: left; }
  .xi-content .wp-block-columns { flex-direction: column; }
  .xi-banner { padding: 14px; }

  .xi-slider { height: var(--m-h, 240px); }
  .xi-slider.is-scale { height: auto; }
  .xi-slider-btn { display: none; }
  .xi-has-header-slide .xi-header-slide.is-full { margin-top: -62px; }
  .xi-header-slide.is-full .xi-slide-text,
  .xi-header-slide.is-full .xi-slider-overlay { padding-top: 62px; }
  .xi-hs-search .xi-search-form input { height: 40px; font-size: 15px; }
  .xi-hs-search .xi-search-form button { height: 32px; }
  .xi-hs-cards {
    bottom: 14px;
    display: flex;
    overflow-x: auto;
    scrollbar-width: none;
  }
  .xi-hs-card { flex: 0 0 auto; padding: 8px 12px; }
  .xi-hs-card-icon { width: 32px; height: 32px; font-size: 16px; border-radius: 10px; }
  .xi-hs-card-text small { display: none; }
  .xi-banner-panel h2 { font-size: 21px; }
}

/* ---------- 封禁 ---------- */
.xi-btn-danger { color: #d93a3a; border-color: rgba(217, 58, 58, .28); }
.xi-btn-danger:hover { color: #fff; background: #e5484d; border-color: #e5484d; }
.xi-btn-danger.is-solid { color: #fff; background: #e5484d; border-color: #cf3b40; border-bottom-color: #b42f34; }
.xi-btn-danger.is-solid:hover { background: #ec5d61; }
.xi-btn-danger.is-banned { color: #fff; background: #e5484d; border-color: #cf3b40; }
[data-theme="dark"] .xi-btn-danger:not(.is-solid):not(.is-banned):not(:hover) { color: #ff8589; border-color: rgba(255, 133, 137, .3); }
.xi-btn.is-loading { pointer-events: none; opacity: .7; }

.xi-ban-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 0 8px 0 6px;
  border-radius: 999px;
  background: #e5484d;
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  line-height: 18px;
}
.xi-ban-badge .xi-icon { font-size: 12px; }

.xi-ban-notice {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 14px 28px 0;
  padding: 10px 14px;
  border: 1px solid rgba(229, 72, 77, .25);
  border-radius: var(--xi-ctrl-radius);
  background: rgba(229, 72, 77, .08);
  color: #c7353a;
  font-size: 13px;
  line-height: 1.6;
}
.xi-ban-notice > .xi-icon { flex: none; margin-top: 3px; }
[data-theme="dark"] .xi-ban-notice { color: #ff9a9d; }

.xi-ban-box { width: min(440px, 100%); }
.xi-ban-current {
  display: flex;
  gap: 10px;
  margin: -6px 0 16px;
  padding: 10px 12px;
  border-radius: var(--xi-ctrl-radius);
  background: rgba(229, 72, 77, .1);
  color: #c7353a;
  font-size: 13px;
  line-height: 1.5;
}
.xi-ban-current > .xi-icon { flex: none; margin-top: 2px; font-size: 16px; }
.xi-ban-current div { display: grid; min-width: 0; }
.xi-ban-current small { color: var(--xi-text-2); overflow-wrap: anywhere; }
[data-theme="dark"] .xi-ban-current { color: #ff9a9d; }
.xi-ban-label { display: block; margin: 14px 0 8px; font-size: 13px; font-weight: 600; color: var(--xi-text-2); }
.xi-ban-label:first-of-type { margin-top: 0; }

.xi-ban-types { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.xi-ban-types label, .xi-ban-days label { position: relative; cursor: pointer; }
.xi-ban-types input[type="radio"], .xi-ban-days input[type="radio"] { position: absolute; opacity: 0; pointer-events: none; }
.xi-ban-types span {
  display: grid;
  gap: 2px;
  height: 100%;
  padding: 10px 12px;
  border: 1px solid var(--xi-stroke-strong);
  border-radius: calc(var(--xi-ctrl-radius) + 2px);
  background: var(--xi-subtle);
  line-height: 1.4;
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.xi-ban-types b { font-size: 14px; }
.xi-ban-types small { font-size: 12px; color: var(--xi-text-3); }
.xi-ban-types label:hover span { background: var(--xi-subtle-2); }
.xi-ban-types input:checked + span { border-color: #e5484d; background: rgba(229, 72, 77, .08); box-shadow: 0 0 0 3px rgba(229, 72, 77, .12); }
.xi-ban-types input:checked + span b { color: #d93a3a; }
.xi-ban-types input:focus-visible + span, .xi-ban-days input:focus-visible + span { outline: 2px solid var(--xi-text); outline-offset: 2px; }

.xi-ban-days { display: flex; flex-wrap: wrap; gap: 6px; }
.xi-ban-days span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--xi-stroke-strong);
  border-radius: 999px;
  background: var(--xi-subtle);
  font-size: 13px;
  transition: border-color .15s, background .15s, color .15s;
}
.xi-ban-days label:hover span { background: var(--xi-subtle-2); }
.xi-ban-days input:checked + span { border-color: #e5484d; background: #e5484d; color: #fff; }
.xi-ban-custom input[type="number"] {
  width: 64px;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font: inherit;
  outline: 0;
  -moz-appearance: textfield;
}
.xi-ban-custom input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; }
.xi-ban-custom input[type="number"]::placeholder { color: inherit; opacity: .6; }

.xi-ban-box .xi-field-box { height: 40px; }
.xi-ban-ip { display: flex; align-items: flex-start; gap: 8px; margin-top: 14px; font-size: 13px; color: var(--xi-text-2); cursor: pointer; }
.xi-ban-ip input { flex: none; margin: 3px 0 0; accent-color: #e5484d; }
.xi-ban-ip code { padding: 0 4px; border-radius: 4px; background: var(--xi-subtle-2); font-family: var(--xi-mono); font-size: 12px; }
.xi-ban-actions { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 8px; margin-top: 20px; }

/* ---------- 页脚贴底 ---------- */
/* 内容不足一屏时页脚仍在屏幕最底部：body 纵向弹性布局，主体区域吃掉剩余高度 */
body { display: flex; flex-direction: column; min-height: 100vh; min-height: 100dvh; }
body > * { flex-shrink: 0; }
/* 弹性子项带 margin:0 auto 时会按内容收缩，强制撑满 */
body > .xi-container { width: 100%; }
/* 网格行固定在顶部，多出的高度留在内容下方，不会把个人主页封面等行撑开 */
body > .xi-layout { flex-grow: 1; align-content: start; }
/* 管理工具栏把 html 往下推了 32/46px，扣掉避免出现多余滚动 */
body.admin-bar { min-height: calc(100vh - 32px); min-height: calc(100dvh - 32px); }
@media screen and (max-width: 782px) {
  body.admin-bar { min-height: calc(100vh - 46px); min-height: calc(100dvh - 46px); }
}

/* ---------- 多语言 ---------- */
.xi-lang { position: relative; }
.xi-lang-toggle { position: relative; }
.xi-lang-code {
  position: absolute;
  right: 1px;
  bottom: 3px;
  padding: 0 3px;
  border-radius: 4px;
  background: var(--xi-main);
  color: #fff;
  font-size: 8px;
  font-weight: 700;
  line-height: 12px;
  letter-spacing: .02em;
}
.xi-lang-code:empty { display: none; }
.xi-lang.is-translated .xi-lang-toggle { color: var(--xi-main-deep); }
/* 翻译中：地球图标转圈 */
.xi-lang.is-busy .xi-lang-toggle > .xi-icon { animation: xi-lang-spin 1.2s linear infinite; }
@keyframes xi-lang-spin { to { transform: rotate(360deg); } }

.xi-lang-menu {
  position: absolute;
  top: calc(100% + 14px);
  right: -6px;
  z-index: 110;
  display: grid;
  gap: 2px;
  min-width: 180px;
  max-height: min(420px, calc(100vh - 120px));
  overflow-y: auto;
  padding: 6px;
  background: var(--xi-glass-strong);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow-hover);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px) scale(.98);
  transform-origin: top right;
  transition: opacity .2s, transform .25s cubic-bezier(.2, .8, .2, 1), visibility .2s;
}
.xi-lang.is-open .xi-lang-menu { opacity: 1; visibility: visible; transform: none; }
.xi-lang-menu.xi-glass::before { inset: 0; }
.xi-lang-item {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 7px 10px;
  border: 0;
  border-radius: var(--xi-ctrl-radius);
  background: none;
  color: var(--xi-text-2);
  font: inherit;
  font-size: 14px;
  text-align: left;
  white-space: nowrap;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.xi-lang-item span { flex: 1; }
.xi-lang-item small { padding: 0 6px; border-radius: 999px; background: var(--xi-subtle-2); color: var(--xi-text-3); font-size: 11px; line-height: 18px; }
.xi-lang-item > .xi-icon { font-size: 15px; color: var(--xi-main); opacity: 0; transform: scale(.6); transition: opacity .15s, transform .2s; }
.xi-lang-item:hover { background: var(--xi-subtle); color: var(--xi-text); }
.xi-lang-item[aria-checked="true"] { background: var(--xi-main-soft); color: var(--xi-main-deep); font-weight: 600; }
.xi-lang-item[aria-checked="true"] > .xi-icon { opacity: 1; transform: none; }
.xi-lang-item:focus-visible { outline: 2px solid var(--xi-text); outline-offset: -2px; }

/* 记住了外语选择：首屏翻译完成前先隐藏正文，避免原文闪一下（最多 1.5 秒） */
html.xi-translating body > .xi-layout,
html.xi-translating body > .xi-header-slide,
html.xi-translating body > .xi-post-hero { opacity: 0; }
body > .xi-layout, body > .xi-header-slide, body > .xi-post-hero { transition: opacity .2s; }

/* 手机端：多了语言按钮后右侧按钮会被挤出屏幕，改为让站点名称收缩省略，按钮略缩小 */
@media (max-width: 720px) {
  .xi-header-actions { flex: none; gap: 0; }
  .xi-header-actions > .xi-btn-icon, .xi-lang-toggle { width: 34px; height: 34px; }
  .xi-header-inner > .xi-logo { flex: 1 1 auto; min-width: 0; }
  .xi-header-inner > .xi-logo .xi-logo-mark { flex: none; }
  .xi-header-inner > .xi-logo .xi-logo-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .xi-header-inner > .xi-logo img { min-width: 0; max-width: 100%; object-fit: contain; object-position: left center; }
  /* 菜单改为贴着导航栏右侧弹出，不会超出屏幕 */
  .xi-lang { position: static; }
  .xi-lang-menu { top: calc(100% + 8px); right: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .xi-lang.is-busy .xi-lang-toggle > .xi-icon { animation: none; }
}

/* ---------- 前台编辑器：插入面板与区块 ---------- */
.xi-tb-insert { display: inline-flex; align-items: center; width: auto; gap: 4px; padding: 0 10px 0 7px; font-size: 13px; font-weight: 600; white-space: nowrap; }
.xi-tb-insert span { font-size: 13px; }
.xi-flyout.is-panel { width: min(420px, calc(100vw - 24px)); padding: 8px; }
.xi-flyout.is-panel .xi-flyout-tip { margin: 6px 4px 0; }
.xi-insert-panel { display: grid; grid-template-columns: repeat(auto-fill, minmax(124px, 1fr)); gap: 4px; max-height: min(360px, 60vh); overflow-y: auto; }
.xi-insert-item {
  display: grid;
  grid-template-columns: 30px 1fr;
  grid-template-rows: auto auto;
  column-gap: 8px;
  align-items: center;
  padding: 8px;
  border: 1px solid transparent;
  border-radius: var(--xi-ctrl-radius);
  background: none;
  color: var(--xi-text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.xi-insert-item > .xi-icon { grid-row: span 2; width: 30px; height: 30px; padding: 6px; border-radius: 8px; background: var(--xi-main-soft); color: var(--xi-main-deep); }
.xi-insert-item b { font-size: 13px; font-weight: 600; line-height: 1.3; }
.xi-insert-item small { overflow: hidden; color: var(--xi-text-3); font-size: 11px; line-height: 1.3; white-space: nowrap; text-overflow: ellipsis; }
.xi-insert-item:hover, .xi-insert-item.is-active { background: var(--xi-subtle); border-color: var(--xi-stroke); }
.xi-insert-item.is-active > .xi-icon { background: var(--xi-main); color: #fff; }
.xi-flyout-form textarea {
  min-height: 110px;
  padding: 8px 10px;
  border: 1px solid var(--xi-stroke);
  border-radius: var(--xi-ctrl-radius);
  background: #16201e;
  color: #d6ebe5;
  font: 13px/1.6 var(--xi-mono);
  resize: vertical;
  outline: 0;
  tab-size: 4;
  white-space: pre;
}
.xi-flyout-form textarea:focus { border-color: var(--xi-main); }

/* 编辑区里的区块：结构与前台一致，补充编辑提示 */
.xi-writer-content pre.xi-code, .xi-writer-content pre[data-lang] { position: relative; padding-top: 34px; }
.xi-writer-content pre.xi-code::before {
  content: attr(data-title) " " attr(data-lang);
  position: absolute;
  top: 8px;
  left: 14px;
  padding: 1px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, .08);
  color: #9fb5ae;
  font: 600 11px/1.6 var(--xi-font);
  letter-spacing: .03em;
  text-transform: uppercase;
  pointer-events: none;
}
.xi-writer-content pre.xi-code:not([data-lang]):not([data-title])::before { content: "代码"; }
.xi-writer-content summary { cursor: text; }
.xi-writer-content details.xi-block-collapse[data-xi-open="0"] > summary::before { content: "默认收起"; order: 2; margin-left: auto; padding: 0 6px; border-radius: 4px; background: var(--xi-subtle-2); color: var(--xi-text-3); font-size: 11px; font-weight: 500; }
.xi-writer-content details.xi-block-collapse > summary::after { order: 3; }
.xi-writer-content .xi-block-btns a { cursor: text; }
.xi-writer-content table td, .xi-writer-content table th { min-width: 60px; }

.xi-embed {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 1.2em 0;
  padding: 12px 12px 12px 14px;
  border: 1px solid var(--xi-stroke-strong);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-subtle);
  user-select: none;
}
.xi-embed-icon { display: grid; place-items: center; flex: none; width: 40px; height: 40px; border-radius: 10px; background: var(--xi-main); color: #fff; font-size: 20px; }
.xi-embed-text { display: grid; flex: 1; min-width: 0; line-height: 1.4; }
.xi-embed-text b { overflow: hidden; font-size: 15px; white-space: nowrap; text-overflow: ellipsis; }
.xi-embed-text small { overflow: hidden; color: var(--xi-text-3); font-size: 12px; white-space: nowrap; text-overflow: ellipsis; }
.xi-embed-btn { display: grid; place-items: center; flex: none; width: 32px; height: 32px; border: 0; border-radius: var(--xi-ctrl-radius); background: none; color: var(--xi-text-3); font-size: 16px; cursor: pointer; }
.xi-embed-btn:hover { background: var(--xi-subtle-2); color: var(--xi-text); }
.xi-embed-btn[data-embed-del]:hover { color: #d93a3a; }

/* ---------- 隐藏内容：密码、定时公开 ---------- */
.xi-hide-pw { display: flex; gap: 6px; width: min(320px, 100%); }
.xi-hide-pw input {
  flex: 1;
  min-width: 0;
  height: 32px;
  padding: 0 12px;
  border: 1px solid var(--xi-stroke-strong);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  font-size: 14px;
  outline: 0;
}
.xi-hide-pw input:focus { border-color: var(--xi-main); box-shadow: 0 0 0 3px var(--xi-main-soft); }
.xi-hide-countdown { padding: 3px 12px; border-radius: 999px; background: var(--xi-main-soft); color: var(--xi-main-deep); font-size: 13px; font-weight: 600; font-variant-numeric: tabular-nums; }
.xi-flyout-roles { display: flex; flex-wrap: wrap; gap: 4px 12px; margin-bottom: 10px; font-size: 13px; color: var(--xi-text-2); }
.xi-flyout-roles[hidden] { display: none; }
.xi-flyout-roles > span { flex-basis: 100%; }
.xi-flyout-roles .xi-flyout-check { display: inline-flex; margin: 0; }
.xi-flyout-form input[type="datetime-local"] {
  padding: 6px 10px;
  border: 1px solid var(--xi-stroke);
  border-bottom: 1px solid var(--xi-text-3);
  border-radius: var(--xi-ctrl-radius);
  background: var(--xi-ctrl);
  color: var(--xi-text);
  font: inherit;
  outline: 0;
}

/* ---------- 评论表情 ---------- */
.xi-comment-tools { position: relative; display: flex; align-items: center; gap: 6px; margin: -6px 0 10px; }
.xi-emoji-btn { display: inline-flex; align-items: center; gap: 4px; height: 30px; padding: 0 10px; border: 1px solid var(--xi-stroke); border-radius: 999px; background: var(--xi-ctrl); color: var(--xi-text-2); font: inherit; font-size: 13px; cursor: pointer; transition: background .15s, color .15s; }
.xi-emoji-btn:hover, .xi-emoji-btn[aria-expanded="true"] { background: var(--xi-main-soft); color: var(--xi-main-deep); }
.xi-emoji-btn span { font-size: 15px; line-height: 1; }
.xi-emoji-pop {
  position: absolute !important;
  top: calc(100% + 6px);
  left: 0;
  z-index: 50;
  width: min(360px, calc(100vw - 40px));
  padding: 8px;
  background: var(--xi-glass-strong);
  box-shadow: inset 0 1px 0 var(--xi-edge-hi), var(--xi-shadow-hover);
  animation: xi-flyout .2s cubic-bezier(.2, .8, .2, 1);
}
.xi-emoji-tabs { display: flex; gap: 2px; margin-bottom: 6px; padding-bottom: 6px; border-bottom: 1px solid var(--xi-stroke); }
.xi-emoji-tabs button { padding: 3px 10px; border: 0; border-radius: 999px; background: none; color: var(--xi-text-3); font: inherit; font-size: 12px; cursor: pointer; }
.xi-emoji-tabs button.is-active { background: var(--xi-main-soft); color: var(--xi-main-deep); font-weight: 600; }
.xi-emoji-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(34px, 1fr)); max-height: 200px; overflow-y: auto; }
.xi-emoji-grid[hidden] { display: none; }
.xi-emoji-item { display: grid; place-items: center; height: 34px; border: 0; border-radius: 8px; background: none; font-size: 20px; line-height: 1; cursor: pointer; transition: background .12s, transform .12s; }
.xi-emoji-item:hover { background: var(--xi-subtle-2); transform: scale(1.15); }

/* ---------- AI 摘要 ---------- */
.xi-ai-summary {
  position: relative;
  margin: 0 0 22px;
  padding: 14px 18px 16px;
  border: 1px solid var(--xi-main-line);
  border-radius: calc(var(--xi-radius) - 4px);
  background: linear-gradient(135deg, var(--xi-main-soft), transparent 75%), var(--xi-subtle);
  overflow: hidden;
}
.xi-ai-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 6px; }
.xi-ai-badge { display: inline-flex; align-items: center; gap: 5px; padding: 2px 10px 2px 8px; border-radius: 999px; background: linear-gradient(135deg, var(--xi-main), color-mix(in srgb, var(--xi-main) 60%, #7c5cff)); color: #fff; font-size: 12px; font-weight: 600; line-height: 20px; }
.xi-ai-badge .xi-icon { font-size: 13px; }
.xi-ai-head small { color: var(--xi-text-3); font-size: 12px; }
.xi-ai-text { margin: 0; color: var(--xi-text-2); font-size: 14.5px; line-height: 1.85; }
.xi-ai-text.is-typing::after { content: ""; display: inline-block; width: 2px; height: 1em; margin-left: 2px; vertical-align: -.15em; background: var(--xi-main); animation: xi-caret .8s steps(1) infinite; }
@keyframes xi-caret { 50% { opacity: 0; } }

/* 前台编辑器：扩展区块的设置表单 */
.xi-flyout-title { margin: 0 0 8px; font-weight: 600; }
.xi-flyout-help { display: block; margin-top: 3px; color: var(--xi-text-3); font-size: 12px; font-weight: 400; line-height: 1.5; }
.xi-flyout-form { max-height: min(520px, 70vh); overflow-y: auto; }
.xi-embed.is-bx .xi-embed-icon { background: linear-gradient(135deg, var(--xi-main), color-mix(in srgb, var(--xi-main) 60%, #5b6cf0)); }