/* ============================================================
   杏彩体育 · /assets/site.css
   共享外壳与基础组件（reset / 变量 / 中文排版 / 页头 / 页脚 / 通用组件）
   ============================================================ */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

body,
h1, h2, h3, h4, h5, h6,
p, ul, ol, li, dl, dt, dd,
figure, blockquote, fieldset {
  margin: 0;
}

ul, ol { padding: 0; list-style: none; }

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

a { color: inherit; text-decoration: none; }

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

table { border-collapse: collapse; border-spacing: 0; }

[hidden] { display: none !important; }

/* ---------- 2. Tokens ---------- */
:root {
  /* 色彩体系 */
  --apricot: #F08A24;
  --apricot-deep: #C96A12;
  --ink: #0F3B2E;
  --moss: #5C7A46;
  --pitch: #A8C27A;
  --clay: #C25E3A;
  --rock: #4A4F4B;
  --warm: #F6F1E6;
  --paper: #FBF8F1;
  --line: #C9D2CB;
  --charcoal: #1A1D1B;

  /* 派生 */
  --line-soft: rgba(201, 210, 203, .55);
  --line-dark: rgba(201, 210, 203, .24);
  --grid-dark: rgba(201, 210, 203, .12);
  --grid-light: rgba(120, 140, 126, .16);
  --ink-text: #123527;
  --shadow-1: 0 1px 0 rgba(26, 29, 27, .05), 0 14px 28px -22px rgba(26, 29, 27, .55);

  /* 结构 */
  --shell: 1320px;
  --pad: clamp(16px, 4vw, 44px);
  --radius: 2px;
  --header-h: 76px;
  --header-h-sm: 62px;

  /* 字体 */
  --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-num: "Barlow Condensed", "Oswald", "Arial Narrow", "Noto Sans SC", system-ui, sans-serif;
}

/* ---------- 3. 基础排版 ---------- */
body {
  background-color: var(--paper);
  color: var(--rock);
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.01em;
}

h1 { font-size: clamp(44px, 7vw, 96px); line-height: .98; }
h2 { font-size: clamp(28px, 4vw, 44px); }
h3 { font-size: clamp(20px, 2.4vw, 28px); }
h4 { font-size: 20px; }

p { margin: 0; }

strong { font-weight: 700; color: var(--ink); }

.t-display {
  font-family: var(--font-sans);
  font-size: clamp(44px, 7.4vw, 96px);
  font-weight: 900;
  line-height: .96;
  letter-spacing: -.025em;
  color: var(--ink);
}

.t-title {
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 900;
  line-height: 1.1;
  color: var(--ink);
}

.t-sub {
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
}

.t-lede {
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.7;
  color: var(--rock);
}

.t-index {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--moss);
}

.num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 1.3em;
  letter-spacing: .01em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.prose > * + * { margin-top: 1.15em; }
.prose h2 { margin-top: 2.2em; }
.prose h3 { margin-top: 1.8em; }
.prose ul, .prose ol { padding-left: 1.15em; list-style: disc; }
.prose a { color: var(--apricot-deep); border-bottom: 1px solid var(--line); }
.prose a:hover { border-bottom-color: var(--apricot); }

/* ---------- 4. 焦点与可访问 ---------- */
:focus-visible {
  outline: 2px solid var(--apricot);
  outline-offset: 3px;
  border-radius: 1px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--apricot);
  color: var(--ink-text);
  font-size: 14px;
  font-weight: 700;
  border-radius: var(--radius);
  transform: translateY(-180%);
  transition: transform .18s ease;
}

.skip-link:focus {
  transform: translateY(0);
}

/* ---------- 5. 布局容器 ---------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.shell--narrow {
  max-width: 860px;
}

.section {
  padding-block: clamp(44px, 6vw, 88px);
  position: relative;
}

.section--warm { background-color: var(--warm); color: var(--rock); }
.section--moss { background-color: var(--moss); color: var(--warm); }
.section--moss h2, .section--moss h3, .section--moss .t-title, .section--moss .num { color: var(--warm); }
.section--moss .t-index { color: var(--pitch); }

.section--ink {
  background-color: var(--ink);
  color: var(--warm);
  background-image:
    linear-gradient(90deg, var(--grid-dark) 1px, transparent 1px),
    linear-gradient(180deg, var(--grid-dark) 1px, transparent 1px);
  background-size: 64px 64px, 64px 64px;
}

.section--ink h2, .section--ink h3, .section--ink .t-title, .section--ink .num { color: var(--warm); }
.section--ink .t-index { color: var(--pitch); }
.section--ink .t-lede { color: rgba(246, 241, 230, .82); }

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: clamp(14px, 2vw, 28px);
  margin-bottom: clamp(22px, 3vw, 40px);
}

.section-head > .section-head-copy { flex: 1 1 320px; min-width: 0; }

.section-index {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 66px;
  height: 66px;
  padding: 0 12px;
  border: 1px solid var(--line);
  font-family: var(--font-num);
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  color: var(--ink);
  background: transparent;
}

.section--ink .section-index,
.section--moss .section-index {
  border-color: rgba(201, 210, 203, .45);
  color: var(--warm);
}

.rule {
  width: 100%;
  height: 1px;
  border: 0;
  background: var(--line);
  margin: 0;
}

.blueprint {
  background-image:
    linear-gradient(90deg, var(--grid-light) 1px, transparent 1px),
    linear-gradient(180deg, var(--grid-light) 1px, transparent 1px);
  background-size: 32px 32px, 32px 32px;
}

/* ---------- 6. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
  line-height: 1;
  cursor: pointer;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}

.btn-primary {
  background-color: var(--apricot);
  color: var(--ink);
  border-color: var(--apricot);
}

.btn-primary:hover {
  background-color: #FFA33F;
  border-color: #FFA33F;
  transform: translateY(-1px);
}

.btn-ghost {
  background-color: transparent;
  color: var(--warm);
  border-color: rgba(246, 241, 230, .55);
}

.btn-ghost:hover {
  background-color: rgba(246, 241, 230, .12);
  border-color: var(--warm);
  transform: translateY(-1px);
}

.btn-quiet {
  background-color: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-quiet:hover {
  background-color: var(--ink);
  color: var(--warm);
  border-color: var(--ink);
  transform: translateY(-1px);
}

/* ---------- 7. 页头命令栏 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background-color: var(--ink);
  background-image: linear-gradient(90deg, var(--grid-dark) 1px, transparent 1px);
  background-size: 72px 100%;
  color: var(--warm);
  border-bottom: 1px solid rgba(201, 210, 203, .3);
  transition: background-color .25s ease, box-shadow .25s ease;
}

.site-header[data-scrolled] {
  background-color: rgba(26, 29, 27, .88);
  -webkit-backdrop-filter: blur(14px) saturate(125%);
  backdrop-filter: blur(14px) saturate(125%);
  box-shadow: 0 16px 34px -26px rgba(15, 59, 46, .95);
}

.header-bar {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(10px, 2.4vw, 32px);
  min-height: var(--header-h);
  transition: min-height .25s ease;
}

.site-header[data-scrolled] .header-bar {
  min-height: var(--header-h-sm);
}

/* 品牌 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0;
  min-width: 0;
}

.brand-mark {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--apricot);
  border-radius: var(--radius);
  color: var(--apricot);
  font-size: 17px;
  font-weight: 900;
  line-height: 1;
}

.brand-mark--lg {
  width: 52px;
  height: 52px;
  font-size: 24px;
  margin-bottom: 14px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.brand-name {
  font-size: 18px;
  font-weight: 900;
  letter-spacing: .06em;
  color: var(--warm);
  line-height: 1.2;
}

.brand-sub {
  font-family: var(--font-num);
  font-size: 10px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: rgba(246, 241, 230, .6);
  line-height: 1.3;
}

/* 主导航 */
.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
}

.nav-list {
  display: flex;
  align-items: stretch;
  gap: 2px;
}

.nav-item { display: flex; }

.nav-link {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 9px 12px;
  border-bottom: 2px solid transparent;
  border-radius: var(--radius);
  color: rgba(246, 241, 230, .78);
  transition: color .18s ease, background-color .18s ease, border-color .18s ease;
}

.nav-index {
  font-family: var(--font-num);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .22em;
  line-height: 1;
  color: rgba(201, 210, 203, .6);
  transition: color .18s ease;
}

.nav-label {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .05em;
  line-height: 1.3;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--warm);
  background-color: rgba(246, 241, 230, .08);
}

.nav-link:hover .nav-index { color: var(--pitch); }

.nav-link[aria-current="page"] {
  color: var(--apricot);
  border-bottom-color: var(--apricot);
}

.nav-link[aria-current="page"] .nav-index { color: var(--apricot); }

.nav-link:focus-visible {
  outline: 2px solid var(--apricot);
  outline-offset: -2px;
}

/* 右侧工具区 */
.header-tools {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.tool-link {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 6px 12px;
  border-left: 1px solid rgba(201, 210, 203, .3);
  color: rgba(246, 241, 230, .8);
  transition: color .18s ease;
}

.tool-link:hover { color: var(--apricot); }

.tool-index {
  font-family: var(--font-num);
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(201, 210, 203, .55);
  line-height: 1;
}

.tool-label {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .05em;
  line-height: 1.35;
  white-space: nowrap;
}

.header-cta {
  padding: 11px 16px;
  font-size: 13px;
  white-space: nowrap;
}

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border: 1px solid rgba(201, 210, 203, .4);
  border-radius: var(--radius);
  color: var(--warm);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .06em;
  transition: border-color .18s ease, background-color .18s ease;
}

.nav-toggle:hover {
  border-color: var(--apricot);
  background-color: rgba(240, 138, 36, .12);
}

.nav-toggle-icon {
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 16px;
}

.nav-toggle-icon > span {
  display: block;
  height: 2px;
  width: 100%;
  background: currentColor;
}

/* 滚动进度 */
.scroll-progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 2px;
  background: var(--apricot);
  transform: scaleX(0);
  transform-origin: 0 50%;
  z-index: 3;
  transition: transform .12s linear;
}

/* ---------- 8. 图像容器（页面阶段复用） ---------- */
.media {
  position: relative;
  display: block;
  overflow: hidden;
  background-color: var(--warm);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
}

.media > img,
.media > svg,
.media > picture,
.media > picture > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--1x1 { aspect-ratio: 1 / 1; }
.media--3x4 { aspect-ratio: 3 / 4; }

.media--map {
  background-color: var(--ink);
  background-image:
    linear-gradient(90deg, rgba(201, 210, 203, .18) 1px, transparent 1px),
    linear-gradient(180deg, rgba(201, 210, 203, .18) 1px, transparent 1px);
  background-size: 28px 28px, 28px 28px;
}

.media-caption {
  margin-top: 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--moss);
  text-transform: uppercase;
}

/* ---------- 9. 卡片 ---------- */
.card {
  position: relative;
  display: block;
  padding: clamp(18px, 2.2vw, 26px);
  background-color: var(--warm);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.card:hover {
  transform: translateY(-2px);
  border-color: var(--apricot);
  box-shadow: var(--shadow-1);
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.card-index {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--moss);
}

.card-title {
  font-size: 20px;
  font-weight: 900;
  color: var(--ink);
  line-height: 1.3;
}

.card-meta {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--rock);
  opacity: .8;
}

.card-body {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.75;
}

.card--ink {
  background-color: var(--ink);
  border-color: rgba(201, 210, 203, .24);
  color: var(--warm);
}

.card--ink .card-title,
.card--ink .num { color: var(--warm); }
.card--ink .card-index { color: var(--pitch); }
.card--ink .card-meta { color: rgba(246, 241, 230, .7); opacity: 1; }

/* ---------- 10. 数据表 ---------- */
.data-table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background-color: var(--paper);
}

.data-table {
  width: 100%;
  min-width: 520px;
  font-size: 15px;
}

.data-table caption {
  padding: 14px 16px;
  text-align: left;
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--moss);
}

.data-table th,
.data-table td {
  padding: 13px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: middle;
}

.data-table thead th {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--moss);
  border-bottom: 1px solid var(--ink);
  background-color: var(--warm);
}

.data-table tbody tr { transition: background-color .18s ease; }
.data-table tbody tr:hover { background-color: var(--warm); }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table td.num, .data-table th.num { font-family: var(--font-num); font-weight: 700; color: var(--ink); }

/* ---------- 11. 赛季时间轴 ---------- */
.rail {
  border-left: 1px solid var(--line);
  padding-left: 18px;
}

.rail-list {
  display: grid;
  gap: 4px;
}

.rail-item { position: relative; }

.rail-item::before {
  content: "";
  position: absolute;
  left: -22px;
  top: 50%;
  width: 7px;
  height: 1px;
  background: var(--line);
}

.rail-link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 4px;
  color: var(--rock);
  border-radius: var(--radius);
  transition: color .18s ease, background-color .18s ease;
}

.rail-link:hover { color: var(--ink); background-color: var(--warm); }

.rail-link[aria-current="true"] { color: var(--apricot-deep); }
.rail-link[aria-current="true"] .rail-year { color: var(--apricot); }

.rail-year {
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink);
}

.rail-note {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--moss);
}

/* ---------- 12. 订阅组件 ---------- */
.subscribe {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(20px, 3vw, 40px);
  align-items: center;
  padding: clamp(24px, 4vw, 48px);
  background-color: var(--ink);
  background-image:
    linear-gradient(90deg, var(--grid-dark) 1px, transparent 1px),
    linear-gradient(180deg, var(--grid-dark) 1px, transparent 1px);
  background-size: 48px 48px, 48px 48px;
  color: var(--warm);
  border-radius: var(--radius);
  border-left: 3px solid var(--apricot);
}

.subscribe-title {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 900;
  color: var(--warm);
  line-height: 1.15;
}

.subscribe-copy {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(246, 241, 230, .82);
}

.subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.subscribe-note {
  margin-top: 14px;
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(201, 210, 203, .7);
}

/* ---------- 13. 面包屑 / 标签 / 旁注 ---------- */
.breadcrumbs {
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--moss);
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.breadcrumbs li { display: flex; align-items: center; gap: 8px; }
.breadcrumbs li + li::before { content: "/"; color: var(--line); }
.breadcrumbs a:hover { color: var(--apricot-deep); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--rock);
  background-color: var(--paper);
}

.tag--apricot { border-color: var(--apricot); color: var(--apricot-deep); }
.tag--clay { border-color: var(--clay); color: var(--clay); }

.callout {
  padding: 16px 18px;
  border-left: 3px solid var(--clay);
  background-color: var(--warm);
  font-size: 15px;
  line-height: 1.75;
  color: var(--rock);
}

/* ---------- 14. 显现与筛选动效 ---------- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease;
}

.js [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

[data-view].is-swapping {
  animation: viewFade .18s ease both;
}

@keyframes viewFade {
  from { opacity: .35; }
  to { opacity: 1; }
}

[data-filter-bar] {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

[data-filter] {
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: transparent;
  color: var(--rock);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .06em;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease;
}

[data-filter]:hover { border-color: var(--apricot); color: var(--ink); }

[data-filter].is-active,
[data-filter][aria-pressed="true"] {
  background-color: var(--ink);
  border-color: var(--ink);
  color: var(--warm);
}

/* ---------- 15. 页脚 ---------- */
.site-footer {
  margin-top: clamp(48px, 8vw, 96px);
  padding-block: clamp(40px, 6vw, 76px) 26px;
  background-color: var(--charcoal);
  background-image: linear-gradient(90deg, rgba(201, 210, 203, .07) 1px, transparent 1px);
  background-size: 88px 100%;
  color: rgba(246, 241, 230, .78);
  border-top: 3px solid var(--apricot);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(190px, 230px) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  padding-bottom: clamp(28px, 4vw, 46px);
  border-bottom: 1px solid rgba(201, 210, 203, .2);
}

.footer-brand { min-width: 0; }

.footer-brand-name {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: .08em;
  color: var(--warm);
  line-height: 1.3;
}

.footer-tagline {
  margin-top: 6px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: rgba(246, 241, 230, .55);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(20px, 3vw, 38px);
}

.footer-col { min-width: 0; }

.footer-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--apricot);
}

.footer-title-index {
  font-family: var(--font-num);
  font-size: 11px;
  line-height: 1;
  padding: 3px 6px;
  border: 1px solid rgba(240, 138, 36, .5);
  color: var(--apricot);
}

.footer-list { display: grid; gap: 9px; }

.footer-link {
  font-size: 14px;
  color: rgba(246, 241, 230, .8);
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.footer-link:hover {
  color: var(--warm);
  border-bottom-color: var(--apricot);
}

.footer-contact { display: grid; gap: 12px; }

.contact-row { display: grid; gap: 2px; }

.contact-label {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(201, 210, 203, .6);
}

.contact-value {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(246, 241, 230, .88);
  overflow-wrap: anywhere;
}

.footer-note {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(246, 241, 230, .55);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  padding-top: 22px;
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(246, 241, 230, .5);
}

/* ---------- 16. 响应式 ---------- */
@media (max-width: 1180px) {
  .nav-link { padding: 9px 8px; }
  .nav-label { font-size: 13px; }
  .tool-link { display: none; }
}

@media (max-width: 1024px) {
  .header-bar {
    grid-template-columns: auto minmax(0, 1fr);
    min-height: var(--header-h-sm);
  }

  .header-tools { justify-self: end; }

  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: block;
    padding: 10px var(--pad) 22px;
    background-color: rgba(15, 59, 46, .97);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(201, 210, 203, .28);
    box-shadow: 0 24px 40px -32px rgba(15, 59, 46, .95);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    max-height: calc(100vh - var(--header-h-sm));
    overflow-y: auto;
    transition: opacity .18s ease, transform .18s ease, visibility .18s linear;
  }

  .site-nav[data-open] {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
    width: 100%;
  }

  .nav-link {
    flex-direction: row;
    align-items: baseline;
    gap: 14px;
    width: 100%;
    padding: 14px 4px;
    border-bottom: 1px solid rgba(201, 210, 203, .18);
    border-left: 2px solid transparent;
  }

  .nav-link[aria-current="page"] {
    border-bottom-color: rgba(201, 210, 203, .18);
    border-left-color: var(--apricot);
    padding-left: 12px;
  }

  .nav-index { font-size: 11px; }
  .nav-label { font-size: 16px; }

  .footer-top { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .subscribe { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 720px) {
  body { font-size: 16px; }

  .header-cta { padding: 10px 12px; font-size: 12px; }
  .nav-toggle-label { display: none; }

  .section-index { min-width: 54px; height: 54px; font-size: 28px; }
}

@media (max-width: 560px) {
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .btn { padding: 11px 16px; }
  .data-table { min-width: 460px; }
}

/* ---------- 17. 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }

  .js [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .card:hover,
  .btn:hover { transform: none; }
}