:root {
  --color-surface: #f0f0f0;
  --color-surface-alt: #e9e8e8;
  --color-surface-deep: #dfdedd;
  --color-ink: #605753;
  --color-ink-soft: #726964;
  --color-ink-muted: #867e79;
  --color-line: #d6d4d4;
  --color-primary: #926d59;
  --color-primary-ink: #ffffff;
  --color-primary-soft: #e3dedb;
  --color-accent: #7c783c;
  --color-accent-ink: #ffffff;
  --color-highlight: #dbdad0;
  --color-focus: #736e2b;
  --color-contrast-surface: #141210;
  --color-contrast-ink: #e7e5e4;
  --color-contrast-line: #42403f;
  --color-contrast-accent: #aca753;
  --overlay-scrim: linear-gradient(180deg, rgba(20, 18, 16, 0.35) 0%, rgba(20, 18, 16, 0.72) 55%, rgba(20, 18, 16, 0.92) 100%);
  --font-heading: "Songti SC", STSong, "Source Han Serif SC", SimSun, serif;
  --font-body: "Songti SC", STSong, "Source Han Serif SC", SimSun, serif;
  --font-mono: ui-monospace, Menlo, Consolas, monospace;
  --text-xs: 12.9px;
  --text-sm: 15.5px;
  --text-base: 17px;
  --text-lg: 20.4px;
  --text-xl: 24.5px;
  --text-2xl: 29.4px;
  --text-3xl: 35.3px;
  --text-4xl: 42.3px;
  --text-display: clamp(41px, 8.5vw, 109px);
  --text-figure: clamp(34px, 6.1vw, 78px);
  --weight-heading: 464;
  --weight-body: 400;
  --leading-body: 1.88;
  --leading-heading: 1.16;
  --tracking-heading: 0.03em;
  --radius-sm: 1px;
  --radius-md: 1px;
  --radius-lg: 1px;
  --radius-pill: 1px;
  --border-thin: 1px;
  --border-thick: 1px;
  --shadow-1: none;
  --shadow-2: none;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --container: 1040px;
  --measure: 68ch;
  --gutter: 16px;
  --section-y: 132px;
  --section-y-lg: 185px;
}

:root {
  --rail-w: 184px;
  --timeline-h: 44px;
  --topbar-h: 52px;
  --dur-fast: 200ms;
  --dur-base: 240ms;
  --dur-slow: 320ms;
  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dotted: 1px dotted var(--color-line);
  --dotted-contrast: 1px dotted var(--color-contrast-line);
  --hairline: 1px solid var(--color-line);
}

/* ============ 基础重置 ============ */
*,
*::before,
*::after { box-sizing: border-box; }

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

body {
  margin: 0;
  padding: calc(var(--topbar-h) + var(--timeline-h)) 0 0;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-body);
  line-height: var(--leading-body);
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

img, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

h1, h2, h3, h4, h5 {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }

p {
  margin: 0 0 var(--space-3);
  max-width: var(--measure);
}

ul, ol { margin: 0 0 var(--space-3); padding-left: var(--space-4); }

a { color: var(--color-ink); text-decoration: none; }
a:hover { color: var(--color-primary); }

p a:not(.action):not(.link-arrow),
.footer-list a {
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 1px;
}
p a:not(.action):not(.link-arrow):hover,
.footer-list a:hover { border-bottom-color: var(--color-primary); }

hr {
  border: 0;
  border-top: var(--dotted);
  margin: var(--space-6) 0;
}

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

::selection {
  background: var(--color-primary-soft);
  color: var(--color-ink);
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 0; left: 0;
  z-index: 200;
  transform: translateY(-140%);
  padding: var(--space-2) var(--space-3);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  transition: transform var(--dur-fast) var(--ease-out);
}
.skip-link:focus { transform: translateY(0); color: var(--color-contrast-ink); }

/* ============ 页头：侧边轨道 + 赛季时间轴 ============ */
.site-header { position: relative; z-index: 70; }

.site-rail {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 78;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 0 var(--space-3);
  background: var(--color-surface);
  border-bottom: var(--dotted);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-ink);
}
.brand:hover { color: var(--color-ink); }

.brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 36px;
  height: 36px;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
}

.brand__text { display: flex; flex-direction: column; }
.brand__name {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  letter-spacing: 0.16em;
  line-height: 1.3;
}
.brand__sub {
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  color: var(--color-ink-muted);
  line-height: 1.3;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) 0;
  background: none;
  border: 0;
  color: var(--color-ink-soft);
  font-family: inherit;
  font-size: var(--text-xs);
  letter-spacing: 0.24em;
  cursor: pointer;
}
.nav-toggle:hover { color: var(--color-primary); }
.nav-toggle__bars { display: inline-flex; flex-direction: column; gap: 4px; width: 20px; }
.nav-toggle__bars i {
  display: block;
  height: 1px;
  background: currentColor;
  transition: opacity var(--dur-fast) var(--ease-out);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2) { opacity: 0; }

.site-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  counter-reset: navitem;
}
.site-nav__list li { counter-increment: navitem; }

.site-nav__list a {
  position: relative;
  display: block;
  padding-left: var(--space-4);
  color: var(--color-ink-soft);
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
}
.site-nav__list a::before {
  content: "0" counter(navitem);
  position: absolute;
  left: 0;
  top: 0.15em;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  color: var(--color-ink-muted);
}
.site-nav__list a::after {
  content: "";
  position: absolute;
  left: var(--space-4);
  right: 0;
  bottom: -3px;
  height: 1px;
  background: transparent;
}
.site-nav__list a:hover { color: var(--color-primary); }
.site-nav__list a[aria-current="page"] { color: var(--color-primary); }
.site-nav__list a[aria-current="page"]::before { color: var(--color-primary); }
.site-nav__list a[aria-current="page"]::after { background: var(--color-primary); }

.site-nav__note {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
  max-width: none;
}

.season-timeline {
  position: fixed;
  top: var(--topbar-h);
  left: 0; right: 0;
  z-index: 74;
  height: var(--timeline-h);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0 var(--space-3);
  background: var(--color-surface);
  border-bottom: var(--dotted);
  overflow: hidden;
}
.season-timeline__label {
  flex: none;
  font-size: var(--text-xs);
  letter-spacing: 0.24em;
  color: var(--color-ink-muted);
}
.season-timeline__list {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.season-timeline__list::-webkit-scrollbar { display: none; }
.season-timeline__tick {
  display: inline-block;
  white-space: nowrap;
  padding-bottom: 2px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  color: var(--color-ink-muted);
  border-bottom: var(--dotted);
}
.season-timeline__tick[aria-current="true"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ============ 移动端抽屉 ============ */
@media (max-width: 899px) {
  .site-nav {
    position: fixed;
    z-index: 76;
    top: calc(var(--topbar-h) + var(--timeline-h));
    left: 0; right: 0; bottom: 0;
    padding: var(--space-6) var(--space-3) var(--space-8);
    background: var(--color-surface);
    border-top: var(--dotted);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    overflow-y: auto;
    transition:
      opacity var(--dur-fast) var(--ease-out),
      transform var(--dur-fast) var(--ease-out),
      visibility 0s linear var(--dur-fast);
  }
  .site-nav[data-open="true"] {
    opacity: 1;
    visibility: visible;
    transform: none;
    transition-delay: 0s;
  }
  .site-nav__list { gap: var(--space-4); }
  .site-nav__list a {
    padding: var(--space-2) 0 var(--space-2) var(--space-6);
    font-size: var(--text-lg);
    border-bottom: var(--dotted);
  }
  .site-nav__list a::before { top: var(--space-3); }
  .site-nav__list a::after { display: none; }
  .site-nav__note { padding-left: var(--space-6); }
  body[data-nav-open="true"] { overflow: hidden; }
}

/* ============ 容器与栅格 ============ */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: var(--space-3);
}

.grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

@media (min-width: 900px) {
  body {
    padding-top: var(--timeline-h);
    padding-left: var(--rail-w);
  }
  .container { padding-inline: var(--space-4); }
  .site-rail {
    top: var(--timeline-h);
    right: auto;
    bottom: 0;
    width: var(--rail-w);
    height: auto;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: var(--space-6);
    padding: var(--space-6) var(--space-3) var(--space-6) var(--space-4);
    border-right: var(--dotted);
    border-bottom: 0;
    overflow-y: auto;
  }
  .nav-toggle { display: none; }
  .season-timeline { left: var(--rail-w); padding: 0 var(--space-4); }
}

@media (min-width: 720px) {
  .grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: var(--gutter);
  }
  .col-main { grid-column: 1 / span 7; }
  .col-aside { grid-column: 9 / span 4; }
  .col-wide { grid-column: 1 / span 12; }
  .col-4 { grid-column: span 4; }
  .col-5 { grid-column: span 5; }
  .col-6 { grid-column: span 6; }
  .col-8 { grid-column: span 8; }
  .col-9 { grid-column: span 9; }
}

/* ============ 章节与叙事 ============ */
.section { padding-block: var(--section-y); }
.section--lg { padding-block: var(--section-y-lg); }
.section--tight { padding-block: var(--space-8); }
.section--alt { background: var(--color-surface-alt); }
.section--deep {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}
.section--deep h1,
.section--deep h2,
.section--deep h3,
.section--deep h4 { color: var(--color-contrast-ink); }
.section--deep p { color: var(--color-contrast-ink); }
.section--deep .note,
.section--deep .eyebrow { color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent); }
.section--deep .rule-dot { border-top-color: var(--color-contrast-line); }
.section--deep .link-line { border-bottom-color: var(--color-contrast-accent); color: var(--color-contrast-ink); }
.section--deep .link-line:hover { color: var(--color-contrast-accent); }

.rule-dot {
  border: 0;
  border-top: var(--dotted);
  margin: var(--space-6) 0;
}

.eyebrow {
  margin: 0 0 var(--space-2);
  max-width: none;
  font-size: var(--text-xs);
  letter-spacing: 0.24em;
  color: var(--color-ink-muted);
}

.lede {
  font-size: var(--text-lg);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.note {
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--color-ink-muted);
}

.chapter-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}
.chapter-head__title { margin: 0; font-size: var(--text-2xl); }
@media (min-width: 720px) {
  .chapter-head {
    grid-template-columns: 120px minmax(0, 1fr);
    gap: var(--space-4);
    align-items: start;
    margin-bottom: var(--section-y);
  }
}

.index-num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 0.9;
  letter-spacing: 0.02em;
  color: var(--color-primary);
}

.figure {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-figure);
  line-height: 0.92;
  letter-spacing: 0.02em;
  color: var(--color-ink);
}
.figure--accent { color: var(--color-primary); }

.pull-quote {
  position: relative;
  margin: var(--space-8) 0;
  padding: var(--space-4) var(--space-4) var(--space-4) var(--space-6);
  background: var(--color-highlight);
  border-radius: var(--radius-sm);
  font-size: var(--text-lg);
  line-height: 1.7;
  color: var(--color-ink);
}
.pull-quote::before {
  content: "「";
  position: absolute;
  left: var(--space-2);
  top: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  line-height: 1;
  color: var(--color-primary);
}
.pull-quote p:last-child { margin-bottom: 0; }

/* ============ 链接与动作 ============ */
.link-line {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--color-primary);
  color: var(--color-ink);
}
.link-line:hover { color: var(--color-primary); }

.link-arrow {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-1);
  padding-bottom: 2px;
  border-bottom: 1px solid var(--color-line);
  color: var(--color-ink);
}
.link-arrow::after {
  content: "→";
  font-size: 0.85em;
  color: var(--color-primary);
}
.link-arrow:hover { color: var(--color-primary); border-bottom-color: var(--color-primary); }

.action {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding-bottom: 3px;
  border-bottom: 1px solid var(--color-primary);
  color: var(--color-primary);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
}
.action:hover { color: var(--color-focus); border-bottom-color: var(--color-focus); }
.action--quiet {
  color: var(--color-ink-soft);
  border-bottom-color: var(--color-line);
}
.action--quiet:hover { color: var(--color-primary); border-bottom-color: var(--color-primary); }

/* ============ 面包屑 ============ */
.breadcrumb {
  margin: 0 0 var(--space-4);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}
.breadcrumb li + li::before {
  content: "/";
  margin-right: var(--space-2);
  color: var(--color-line);
}
.breadcrumb a { color: var(--color-ink-muted); }
.breadcrumb a:hover { color: var(--color-primary); }

/* ============ 数据表 ============ */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}
.data-table caption {
  caption-side: top;
  text-align: left;
  padding-bottom: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
}
.data-table th {
  padding: var(--space-2) var(--space-2) var(--space-2) 0;
  text-align: left;
  font-weight: var(--weight-heading);
  letter-spacing: 0.08em;
  color: var(--color-primary);
  border-bottom: var(--dotted);
}
.data-table td {
  padding: var(--space-2) var(--space-2) var(--space-2) 0;
  border-bottom: var(--hairline);
  vertical-align: top;
}
.data-table tbody tr:nth-child(even) { background: var(--color-surface-deep); }
.data-table tbody tr[aria-selected="true"] { background: var(--color-primary-soft); }
.data-table .num {
  text-align: right;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

/* ============ 标签与筛选 ============ */
.tag {
  display: inline-block;
  padding: 2px 8px;
  border: var(--dotted);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}
.tag--accent {
  color: var(--color-accent);
  border-color: color-mix(in srgb, var(--color-accent) 45%, transparent);
}
.tag--solid {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-accent-ink);
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  background: transparent;
  border: var(--dotted);
  border-radius: var(--radius-sm);
  color: var(--color-ink-muted);
  font-family: inherit;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.chip:hover { color: var(--color-primary); }
.chip[aria-pressed="true"] {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ============ 标签页 ============ */
.tabs { margin-block: var(--space-4); }
.tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  border-bottom: var(--dotted);
}
.tabs__tab {
  padding: var(--space-2) 0;
  background: none;
  border: 0;
  border-bottom: 1px solid transparent;
  color: var(--color-ink-muted);
  font-family: inherit;
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
.tabs__tab:hover { color: var(--color-primary); }
.tabs__tab[aria-selected="true"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}
.tabs__panel { padding-top: var(--space-4); }
.tabs__panel[hidden] { display: none; }

/* ============ 图片容器 ============ */
.media-frame {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
  background: var(--color-surface-deep);
  border-radius: var(--radius-sm);
}
.media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image: radial-gradient(rgba(20, 18, 16, 0.07) 1px, transparent 1px);
  background-size: 3px 3px;
  mix-blend-mode: multiply;
}
.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.58) contrast(1.02);
}
.media-frame--16-10 { aspect-ratio: 16 / 10; }
.media-frame--4-3 { aspect-ratio: 4 / 3; }
.media-frame--1-1 { aspect-ratio: 1 / 1; }
.media-frame--2-3 { aspect-ratio: 2 / 3; }

.media-frame--overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: var(--overlay-scrim);
}
.media-frame__overlay {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 3;
  padding: var(--space-3);
  color: var(--color-contrast-ink);
}
.media-frame__overlay h3,
.media-frame__overlay p { color: var(--color-contrast-ink); max-width: none; }
.media-frame__overlay .note { color: color-mix(in srgb, var(--color-contrast-ink) 72%, transparent); }

.media-frame__caption {
  margin: var(--space-2) 0 0;
  display: block;
  font-size: var(--text-xs);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

/* ============ 显现动效 ============ */
[data-reveal] {
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}
[data-reveal="pending"] { opacity: 0; transform: translateY(8px); }
[data-reveal="shown"] { opacity: 1; transform: none; }

/* ============ 页脚 ============ */
.site-footer {
  margin-top: var(--section-y);
  background: var(--color-surface);
  border-top: var(--dotted);
  padding-block: var(--space-8) var(--space-6);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-6);
}

.footer-panel__title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  letter-spacing: 0.18em;
  color: var(--color-primary);
}
.footer-panel__text {
  margin: 0;
  max-width: none;
  font-size: var(--text-sm);
  line-height: 1.85;
  color: var(--color-ink-soft);
}

.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
}
.footer-list li {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: baseline;
}
.footer-list--nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2) var(--space-3);
}
.footer-list--nav li { display: block; }
.footer-meta {
  flex: none;
  min-width: 5em;
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
}
.footer-strong {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.02em;
  color: var(--color-ink-soft);
  word-break: break-all;
}

.footer-foot {
  margin-top: var(--space-8);
  padding: var(--space-4);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-radius: var(--radius-sm);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
  align-items: baseline;
}
.footer-foot p { margin: 0; max-width: none; font-size: var(--text-xs); line-height: 1.7; }
.footer-foot__brand { letter-spacing: 0.16em; }
.footer-foot__icp { color: var(--color-contrast-accent); letter-spacing: 0.06em; }
.footer-foot__region {
  flex: 1 1 100%;
  color: color-mix(in srgb, var(--color-contrast-ink) 66%, transparent);
}

@media (min-width: 760px) {
  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-8);
  }
  .footer-panel + .footer-panel {
    padding-left: var(--space-6);
    border-left: var(--dotted);
  }
  .footer-list--nav { grid-template-columns: minmax(0, 1fr); }
}

/* ============ 减少动效 ============ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-reveal],
  [data-reveal="pending"] { opacity: 1 !important; transform: none !important; }
  .site-nav { transition: none !important; }
  .skip-link { transition: none !important; }
}