/* ============================================================
   303利博 · 共享站点样式 /assets/site.css
   深墨蓝档案底色 · 琥珀金索引 · 青瓷绿状态
   ============================================================ */

:root {
  --ink-900: #08121F;
  --ink-800: #0E1B2C;
  --ink-700: #16283F;
  --ink-600: #22384F;
  --amber-500: #F2B233;
  --amber-200: #F8D98A;
  --celadon-400: #56C4A4;
  --celadon-700: #2A7F6B;
  --paper-100: #F4EFE4;
  --slate-300: #A7B7C8;
  --text-main: #E9EFF6;

  --font-display: "Archivo Black", "Noto Sans SC", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;

  --maxw: 1320px;
  --gutter: 32px;
  --radius-s: 3px;
  --radius-m: 8px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --shadow-1: 0 18px 40px -30px rgba(0, 0, 0, .95);
  --shadow-2: 0 34px 68px -38px rgba(0, 0, 0, 1);
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--ink-900);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
svg,
picture { max-width: 100%; }

h1, h2, h3, h4 {
  margin: 0 0 .5em;
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.02em;
  color: #fff;
}

h1 { font-size: clamp(34px, 5vw, 64px); }
h2 { font-size: clamp(26px, 3.4vw, 34px); }
h3 { font-size: 22px; line-height: 1.25; }
h4 { font-size: 18px; line-height: 1.3; }

p { margin: 0 0 1em; }

a { color: var(--amber-200); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--amber-500); }

ul, ol { margin: 0; padding: 0; }

button, input { font: inherit; color: inherit; }

:focus-visible {
  outline: 2px solid var(--amber-500);
  outline-offset: 3px;
  border-radius: 2px;
}

[hidden] { display: none !important; }

/* ---------- 工具类 ---------- */
.mono {
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section { padding: 56px 0; }
.section--tall { padding: 96px 0; }

/* ---------- 十二栏非对称网格 ---------- */
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}

.col-note { grid-column: span 2; }
.col-main { grid-column: span 7; }
.col-side { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-8 { grid-column: span 8; }
.col-full { grid-column: 1 / -1; }

/* ---------- 文本组件 ---------- */
.annotation {
  margin: 0 0 1em;
  padding-left: 12px;
  border-left: 2px solid var(--amber-500);
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate-300);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber-500);
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--amber-500);
}

.prose { max-width: 34em; }
.prose p { margin: 0 0 1.1em; }
.prose h2,
.prose h3 { margin-top: 1.6em; }
.prose ul,
.prose ol { margin: 0 0 1.1em; padding-left: 1.3em; }
.prose li { margin: 0 0 .4em; }
.prose strong { color: #fff; font-weight: 700; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-s);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s var(--ease), background-color .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}
.btn-primary {
  background: var(--amber-500);
  color: var(--ink-900);
}
.btn-primary:hover {
  background: var(--amber-200);
  color: var(--ink-900);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  border-color: var(--ink-600);
  color: var(--text-main);
}
.btn-ghost:hover {
  border-color: var(--amber-500);
  color: var(--amber-200);
  transform: translateY(-2px);
}

/* ---------- 卡片 ---------- */
.card {
  position: relative;
  padding: 24px;
  background: var(--ink-700);
  border: 1px solid var(--ink-600);
  border-radius: var(--radius-m);
  box-shadow: var(--shadow-1);
}
.card-index {
  display: inline-block;
  margin-bottom: 12px;
  padding: 2px 7px;
  border-radius: 2px;
  background: var(--amber-500);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  line-height: 1.5;
}
.card-title {
  margin: 0 0 8px;
  font-size: 20px;
  line-height: 1.25;
}
.card-text {
  margin: 0;
  font-size: 15px;
  color: var(--slate-300);
}

/* 叠层版本卡：自身不放背景，子元素承担卡面 */
.stack-layers {
  position: relative;
  isolation: isolate;
}
.stack-layers::before,
.stack-layers::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border: 1px solid var(--ink-600);
  border-radius: var(--radius-m);
  background: var(--ink-800);
}
.stack-layers::before { transform: translate(10px, 12px); }
.stack-layers::after { transform: translate(20px, 24px); opacity: .6; }

/* ---------- 标签与状态 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px;
  border: 1px solid var(--ink-600);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  line-height: 1.6;
  color: var(--slate-300);
}
.tag-amber {
  background: var(--amber-500);
  border-color: var(--amber-500);
  color: var(--ink-900);
  font-weight: 700;
}
.tag-celadon {
  background: rgba(86, 196, 164, .10);
  border-color: var(--celadon-700);
  color: var(--celadon-400);
}

.status-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  line-height: 1.5;
  color: var(--slate-300);
}
.status-dot::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--slate-300);
}
.status-dot[data-state="live"] { color: var(--celadon-400); }
.status-dot[data-state="live"]::before {
  background: var(--celadon-400);
  box-shadow: 0 0 0 3px rgba(86, 196, 164, .18);
}
.status-dot[data-state="watching"] { color: var(--celadon-700); }
.status-dot[data-state="watching"]::before {
  background: transparent;
  border: 1px solid var(--celadon-700);
}
.status-dot[data-state="queued"] { color: var(--amber-500); }
.status-dot[data-state="queued"]::before { background: var(--amber-500); }

/* ---------- 时间轴 ---------- */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding-left: 34px;
  list-style: none;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: var(--ink-600);
}
.timeline-item { position: relative; }
.timeline-step {
  position: absolute;
  left: -34px;
  top: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 23px;
  height: 23px;
  border: 1px solid var(--ink-600);
  border-radius: 50%;
  background: var(--ink-800);
  color: var(--amber-200);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1;
}
.timeline-item[data-state="done"] .timeline-step {
  border-color: var(--celadon-700);
  color: var(--celadon-400);
}

/* ---------- 面包屑 ---------- */
.breadcrumb { padding: 18px 0 0; }
.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--slate-300);
}
.breadcrumb-list li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.breadcrumb-list li + li::before {
  content: "/";
  color: var(--ink-600);
}
.breadcrumb-link {
  color: var(--slate-300);
  text-decoration: none;
}
.breadcrumb-link:hover { color: var(--amber-200); }
.breadcrumb-current { color: var(--amber-500); }

/* ---------- 图片容器基础 ---------- */
.media-frame {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 1px solid var(--ink-600);
  border-radius: var(--radius-m);
  background: linear-gradient(150deg, var(--ink-700) 0%, var(--ink-800) 55%, var(--ink-900) 100%);
}
.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(167, 183, 200, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(167, 183, 200, .08) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: .5;
}
.media-frame > img,
.media-frame > svg,
.media-frame > picture {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-caption {
  margin: 10px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--amber-500);
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate-300);
}

/* ---------- 滚动显现 ---------- */
@media (prefers-reduced-motion: no-preference) {
  .js-reveal [data-reveal] {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity .42s var(--ease), transform .42s var(--ease);
    transition-delay: var(--reveal-delay, 0ms);
  }
  .js-reveal [data-reveal].is-revealed {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 跳转链接 ---------- */
.skip-link {
  position: absolute;
  left: 12px;
  top: -80px;
  z-index: 300;
  padding: 10px 16px;
  border-radius: 0 0 var(--radius-s) var(--radius-s);
  background: var(--amber-500);
  color: var(--ink-900);
  font-weight: 700;
  text-decoration: none;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 0; color: var(--ink-900); }

/* ============================================================
   头部
   ============================================================ */
.site-header {
  position: relative;
  z-index: 100;
  background-color: var(--ink-900);
  background-image: radial-gradient(120% 160% at 88% -30%, rgba(242, 178, 51, .16), rgba(242, 178, 51, 0) 62%);
  border-bottom: 1px solid var(--ink-600);
}

.header-strip {
  border-bottom: 1px solid rgba(34, 56, 79, .7);
}
.header-strip-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 6px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--slate-300);
}
.strip-label { color: var(--celadon-400); }
.strip-batch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 0 0 auto;
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 27px;
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--text-main);
  text-decoration: none;
}
.brand-mark:hover { color: var(--amber-200); }
.brand-mark-num {
  padding: 3px 6px;
  border-radius: 2px;
  background: var(--amber-500);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .08em;
  line-height: 1.2;
}
.brand-descriptor {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate-300);
}

.nav-shell {
  position: relative;
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--ink-600);
  border-radius: var(--radius-s);
  background: var(--ink-800);
  color: var(--text-main);
  font-size: 13px;
  cursor: pointer;
  transition: border-color .18s var(--ease), background-color .18s var(--ease), color .18s var(--ease);
}
.nav-toggle:hover {
  border-color: var(--amber-500);
  color: var(--amber-200);
}
.nav-toggle[aria-expanded="true"] {
  background: var(--amber-500);
  border-color: var(--amber-500);
  color: var(--ink-900);
}
.nav-toggle-bars {
  position: relative;
  display: inline-block;
  width: 14px;
  height: 10px;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
  transition: transform .2s var(--ease);
}
.nav-toggle-bars::before { top: 0; }
.nav-toggle-bars::after { bottom: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(4px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-4px) rotate(-45deg); }

.site-nav { display: block; }
.nav-list {
  display: flex;
  align-items: center;
  list-style: none;
}
.nav-link {
  display: inline-block;
  padding: 7px 13px;
  border-left: 1px solid var(--ink-600);
  border-radius: 2px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--slate-300);
  text-decoration: none;
  transition: color .18s var(--ease), background-color .18s var(--ease);
}
.nav-list > li:first-child .nav-link { border-left: 0; }
.nav-link:hover,
.nav-link:focus-visible {
  color: var(--amber-200);
  background: rgba(242, 178, 51, .08);
}
.nav-link[aria-current="page"] {
  background: var(--amber-500);
  color: var(--ink-900);
  font-weight: 700;
}
.nav-link[aria-current="page"]:hover {
  background: var(--amber-200);
  color: var(--ink-900);
}

.header-tools {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-filter-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--ink-600);
  border-radius: 2px;
  background: var(--ink-800);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.nav-filter-wrap:focus-within {
  border-color: var(--amber-500);
  box-shadow: 0 0 0 2px rgba(242, 178, 51, .22);
}
.nav-filter-icon {
  color: var(--slate-300);
  font-size: 13px;
  line-height: 1;
}
.nav-filter {
  width: 152px;
  height: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  outline: none;
}
.nav-filter::placeholder {
  color: var(--slate-300);
  letter-spacing: .04em;
}

.version-badge {
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--celadon-700);
  border-radius: 2px;
  background: rgba(86, 196, 164, .10);
  color: var(--celadon-400);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.version-badge:hover,
.version-badge[aria-expanded="true"] {
  background: var(--celadon-400);
  border-color: var(--celadon-400);
  color: var(--ink-900);
}

.version-panel {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  z-index: 120;
  width: 290px;
  padding: 14px;
  border: 1px solid var(--ink-600);
  border-top: 2px solid var(--amber-500);
  border-radius: var(--radius-s);
  background: var(--ink-700);
  box-shadow: var(--shadow-2);
}
.version-panel-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--slate-300);
}
.version-panel-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  list-style: none;
}
.version-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: 2px;
  font-size: 14px;
  color: var(--text-main);
  text-decoration: none;
  transition: background-color .18s var(--ease), color .18s var(--ease);
}
.version-item:hover {
  background: var(--ink-600);
  color: var(--amber-200);
}
.version-tag {
  flex: 0 0 auto;
  padding: 2px 5px;
  border-radius: 2px;
  background: var(--amber-200);
  color: var(--ink-900);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  line-height: 1.5;
}
.version-note {
  margin-left: auto;
  font-size: 12px;
  color: var(--celadon-400);
}

/* ---------- 本页过滤 ---------- */
[data-filter-item][hidden] { display: none !important; }

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
  position: relative;
  margin-top: 96px;
  border-top: 1px solid var(--ink-600);
  background-color: var(--ink-900);
  background-image: radial-gradient(90% 120% at 8% 0%, rgba(86, 196, 164, .12), rgba(8, 18, 31, 0) 58%);
}
.footer-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 56px var(--gutter) 40px;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(0, 2fr);
  gap: 48px 64px;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.footer-brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--text-main);
  text-decoration: none;
}
.footer-brand-mark:hover { color: var(--amber-200); }
.footer-tagline {
  margin: 10px 0 0;
  max-width: 22em;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--slate-300);
}
.footer-groups {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}
.footer-group-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber-500);
}
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
}
.footer-link {
  position: relative;
  display: inline-block;
  font-size: 15px;
  color: var(--slate-300);
  text-decoration: none;
  transition: color .18s var(--ease);
}
.footer-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 1px;
  background: var(--amber-500);
  transition: width .24s var(--ease);
}
.footer-link:hover { color: var(--text-main); }
.footer-link:hover::after { width: 100%; }

.footer-base { border-top: 1px solid rgba(34, 56, 79, .8); }
.footer-base-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px var(--gutter) 26px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--slate-300);
}
.footer-contact {
  margin: 0;
  color: var(--slate-300);
}
.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
}
.footer-legal { color: var(--slate-300); }
.footer-copy { color: var(--slate-300); }
.footer-meta-link {
  margin-left: auto;
  color: var(--amber-200);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 178, 51, .5);
}
.footer-meta-link:hover { color: var(--amber-500); }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1200px) {
  .header-inner {
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
  }
  .nav-shell {
    flex: 1 1 100%;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
  }
  .nav-toggle {
    display: inline-flex;
    order: 1;
  }
  .header-tools {
    order: 2;
    margin-left: auto;
  }
  .site-nav {
    display: none;
    order: 3;
    flex: 1 1 100%;
    padding: 6px;
    border: 1px solid var(--ink-600);
    border-radius: var(--radius-s);
    background: var(--ink-800);
  }
  .site-nav[data-open="true"] { display: block; }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
  }
  .nav-link {
    padding: 12px 14px;
    border-left: 0;
    border-top: 1px solid rgba(34, 56, 79, .85);
    font-size: 15px;
  }
  .nav-list > li:first-child .nav-link { border-top: 0; }
}

@media (max-width: 1024px) {
  .grid-12 { gap: 16px; }
  .col-note { grid-column: 1 / -1; order: 2; }
  .col-main { grid-column: 1 / -1; order: 1; }
  .col-side { grid-column: 1 / -1; order: 3; }
  .col-4,
  .col-6,
  .col-8 { grid-column: 1 / -1; }
  .section--tall { padding: 64px 0; }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 44px var(--gutter) 32px;
  }
  .footer-groups { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
  :root { --gutter: 18px; }
  body { font-size: 16px; }
  .header-inner { padding: 14px var(--gutter); }
  .header-strip-inner { padding: 6px var(--gutter); font-size: 10px; letter-spacing: .1em; }
  .brand-mark { font-size: 23px; }
  .nav-shell { gap: 10px; }
  .header-tools {
    flex: 1 1 auto;
    min-width: 0;
    gap: 8px;
  }
  .nav-filter-wrap {
    flex: 1 1 auto;
    min-width: 0;
    padding: 0 8px;
  }
  .nav-filter { width: 100%; }
  .version-badge {
    padding: 0 8px;
    font-size: 11px;
    letter-spacing: .02em;
  }
  .version-panel {
    right: auto;
    left: 0;
    width: min(300px, calc(100vw - 36px));
  }
  .footer-groups { grid-template-columns: 1fr; }
  .footer-meta-link { margin-left: 0; }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .js-reveal [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }
  .btn:hover,
  .btn-primary:hover,
  .btn-ghost:hover { transform: none; }
}