/* =========================================================
   天空体育台 · 全站共享样式 /assets/site.css
   色彩分区 + 蓝图网格 + 粗野主义边框
   ========================================================= */

*, *::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, figure, blockquote, dl, dd {
  margin: 0;
  padding: 0;
}

ul, ol { list-style: none; }

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

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

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

button {
  background: none;
  border: 0;
  cursor: pointer;
}

main { display: block; }

:root {
  /* 品牌色板 */
  --ink: #0A1730;
  --deep: #12274D;
  --sky: #1E7BFF;
  --sky-soft: #7FD4FF;
  --lime: #C6F24E;
  --orange: #FF8A3D;
  --wine: #8C2F4A;
  --teal: #0C3A34;
  --cloud: #F2F6FB;
  --mist: #A9B8CE;

  /* 线条 */
  --line: rgba(127, 212, 255, 0.20);
  --line-strong: rgba(127, 212, 255, 0.42);

  /* 字体 */
  --font-display: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "SimSun", Georgia, serif;
  --font-sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* 尺度 */
  --wrap: 1280px;
  --header-h: 72px;
  --dur: 160ms;
  --shadow-hard: 6px 6px 0 rgba(6, 12, 26, 0.55);
}

/* ---------------- 页面基底：夜空 + 蓝图网格 ---------------- */
body {
  min-height: 100%;
  background-color: var(--ink);
  background-image:
    radial-gradient(1200px 720px at 80% -12%, rgba(30, 123, 255, 0.22), transparent 62%),
    radial-gradient(900px 620px at 4% 10%, rgba(12, 58, 52, 0.55), transparent 60%),
    linear-gradient(rgba(127, 212, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(127, 212, 255, 0.055) 1px, transparent 1px);
  background-size: auto, auto, 64px 64px, 64px 64px;
  background-repeat: no-repeat, no-repeat, repeat, repeat;
  color: var(--cloud);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

strong { font-weight: 700; }

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
}

[id] { scroll-margin-top: 130px; }
#main-content { scroll-margin-top: 110px; }

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.visually-hidden {
  position: absolute !important;
  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;
}

/* ---------------- 跳至主要内容 ---------------- */
.skip-link {
  position: fixed;
  left: 16px;
  top: -120px;
  z-index: 200;
  padding: 12px 20px;
  background: var(--lime);
  color: var(--ink);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.06em;
  border: 2px solid var(--ink);
  transition: top var(--dur) ease;
}

.skip-link:focus {
  top: 12px;
}

/* ---------------- 顶部阅读进度 ---------------- */
.read-progress {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  z-index: 90;
  background: rgba(127, 212, 255, 0.14);
  pointer-events: none;
}

.read-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--sky), var(--lime));
  transition: transform 120ms linear;
}

/* ---------------- 页头外壳 ---------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(10, 23, 48, 0.94);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-strong);
}

/* 上层信息条 */
.header-top {
  background: var(--deep);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  max-height: 120px;
  transition: max-height 220ms ease, opacity 180ms ease;
}

.site-header[data-collapsed] .header-top {
  max-height: 0;
  opacity: 0;
  border-bottom-color: transparent;
}

.header-top__inner {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr) minmax(0, auto);
  align-items: center;
  gap: clamp(14px, 2.4vw, 36px);
  min-height: 56px;
  padding-block: 8px;
}

.brand-signature {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.10em;
  color: var(--sky-soft);
  white-space: nowrap;
}

.brand-signature__dot {
  color: var(--lime);
  margin-inline: 4px;
}

/* 赛季滚动条 */
.ticker {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.ticker__label {
  flex: none;
  padding: 3px 9px;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.ticker__viewport {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
}

.ticker__track {
  display: flex;
  gap: 44px;
  width: max-content;
  white-space: nowrap;
  animation: ticker-scroll 32s linear infinite;
}

.ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--mist);
}

.ticker__item::before {
  content: "";
  width: 6px;
  height: 6px;
  flex: none;
  background: var(--orange);
}

@keyframes ticker-scroll {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-50%, 0, 0); }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-self: end;
}

/* 换设备提示条 */
.header-hint {
  background: var(--teal);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  max-height: 60px;
  transition: max-height 200ms ease, opacity 160ms ease;
}

.site-header[data-collapsed] .header-hint {
  max-height: 0;
  opacity: 0;
}

.header-hint__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 36px;
  padding-block: 6px;
}

.header-hint__text {
  font-size: 13px;
  color: var(--cloud);
}

.header-hint__link {
  flex: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.10em;
  color: var(--lime);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) ease, color var(--dur) ease;
}

.header-hint__link:hover {
  color: #ffffff;
  border-bottom-color: var(--lime);
}

/* 下层栏目行 */
.header-main__inner {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.4vw, 32px);
  min-height: var(--header-h);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
}

.brand__mark {
  width: 16px;
  height: 16px;
  flex: none;
  background: var(--lime);
  box-shadow: 3px 3px 0 rgba(30, 123, 255, 0.9);
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand__name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cloud);
  line-height: 1.1;
}

.brand__sub {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.site-nav {
  margin-left: auto;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.site-nav__item { display: block; }

.site-nav__link {
  position: relative;
  display: inline-block;
  padding: 10px 14px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--mist);
  transition: color var(--dur) ease, background-color var(--dur) ease;
}

.site-nav__link:hover {
  color: var(--cloud);
  background: rgba(30, 123, 255, 0.18);
}

.site-nav__link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 3px;
  height: 2px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform var(--dur) ease;
}

.site-nav__link:hover::after { transform: scaleX(1); }

.site-nav__link[aria-current="page"] { color: var(--lime); }
.site-nav__link[aria-current="page"]::after { transform: scaleX(1); }

.header-utility {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}

.search-chip {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  color: var(--mist);
  font-size: 13px;
  white-space: nowrap;
  transition: color var(--dur) ease, border-color var(--dur) ease, background-color var(--dur) ease;
}

.search-chip:hover {
  color: var(--cloud);
  border-color: var(--sky-soft);
  background: rgba(30, 123, 255, 0.16);
}

.search-chip__icon {
  position: relative;
  width: 12px;
  height: 12px;
  flex: none;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.search-chip__icon::after {
  content: "";
  position: absolute;
  right: -5px;
  bottom: -3px;
  width: 7px;
  height: 2px;
  background: currentColor;
  transform: rotate(45deg);
}

.locale-chip {
  padding: 6px 10px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.10em;
  color: var(--sky-soft);
  white-space: nowrap;
}

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  flex: none;
  border: 2px solid var(--line-strong);
  transition: border-color var(--dur) ease, background-color var(--dur) ease;
}

.nav-toggle:hover { border-color: var(--sky-soft); }
.nav-toggle[aria-expanded="true"] { border-color: var(--lime); }

.nav-toggle__bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--cloud);
  transition: transform var(--dur) ease, opacity var(--dur) ease;
}

.site-header[data-open] .nav-toggle__bar:nth-child(2) { transform: translateY(7px) rotate(45deg); }
.site-header[data-open] .nav-toggle__bar:nth-child(3) { opacity: 0; }
.site-header[data-open] .nav-toggle__bar:nth-child(4) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------- 按钮 ---------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 2px solid transparent;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.2;
  white-space: nowrap;
  transition: transform var(--dur) ease, box-shadow var(--dur) ease,
              background-color var(--dur) ease, border-color var(--dur) ease, color var(--dur) ease;
}

.btn--sm { padding: 8px 14px; font-size: 13px; }
.btn--block { width: 100%; }

.btn--lime {
  background: var(--lime);
  color: var(--ink);
  box-shadow: 4px 4px 0 rgba(6, 12, 26, 0.5);
}
.btn--lime:hover {
  background: #d6ff6b;
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(6, 12, 26, 0.55);
}

.btn--sky {
  background: var(--sky);
  color: #ffffff;
  border-color: var(--sky);
  box-shadow: 4px 4px 0 rgba(6, 12, 26, 0.5);
}
.btn--sky:hover {
  background: #3f92ff;
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(6, 12, 26, 0.55);
}

.btn--ghost {
  background: transparent;
  color: var(--sky-soft);
  border-color: var(--line-strong);
}
.btn--ghost:hover {
  color: var(--cloud);
  border-color: var(--orange);
  background: rgba(255, 138, 61, 0.14);
}

.btn:active {
  transform: translate(2px, 2px);
  box-shadow: none;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------------- 面包屑 ---------------- */
.breadcrumb {
  padding-block: 16px;
  border-bottom: 1px solid var(--line);
}

.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--mist);
}

.breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.breadcrumb__link {
  color: var(--sky-soft);
  transition: color var(--dur) ease;
}
.breadcrumb__link:hover { color: var(--lime); }

.breadcrumb__sep { color: var(--line-strong); }

.breadcrumb__current {
  color: var(--cloud);
  font-weight: 700;
}

/* ---------------- 页面容器与正文排版 ---------------- */
.page-shell {
  padding-block: clamp(32px, 5vw, 68px);
}

.stack > * + * { margin-top: clamp(20px, 3vw, 34px); }

.prose {
  max-width: 70ch;
  font-size: 17px;
  line-height: 1.8;
  color: var(--cloud);
}

.prose > * + * { margin-top: 1.1em; }

.prose h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 32px);
  margin-top: 1.9em;
}

.prose h3 {
  font-family: var(--font-display);
  font-size: 20px;
  margin-top: 1.5em;
}

.prose ul {
  display: grid;
  gap: 0.6em;
}

.prose ul li {
  position: relative;
  padding-left: 22px;
}

.prose ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.75em;
  width: 9px;
  height: 2px;
  background: var(--lime);
}

.prose a {
  color: var(--sky-soft);
  border-bottom: 1px solid var(--line-strong);
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.prose a:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.prose strong { color: #ffffff; }

.lede {
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.7;
  color: var(--cloud);
  max-width: 48ch;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--sky-soft);
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------------- 网格 ---------------- */
.grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid--60-40 { grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); }

/* ---------------- 章节头 ---------------- */
.section-block { padding-block: clamp(36px, 5vw, 64px); }

.section-head {
  display: grid;
  gap: 14px;
  padding-top: 22px;
  border-top: 2px solid var(--line-strong);
  margin-bottom: clamp(24px, 4vw, 44px);
}

.section-head__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--lime);
}

.section-head__title {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 500;
  line-height: 1.15;
  transition: font-weight 150ms linear;
}

[data-section].is-active .section-head__title { font-weight: 900; }

.section-head__lead {
  max-width: 62ch;
  color: var(--mist);
}

/* ---------------- 侧栏刻度索引 ---------------- */
.rail {
  position: sticky;
  top: calc(var(--header-h) + 40px);
  align-self: start;
  display: grid;
  gap: 12px;
}

.rail__title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.rail__list {
  display: grid;
  gap: 2px;
  border-left: 1px solid var(--line-strong);
}

.rail__link {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: -1px;
  padding: 8px 12px;
  border-left: 2px solid transparent;
  font-size: 13px;
  color: var(--mist);
  transition: color var(--dur) ease, background-color var(--dur) ease, border-color var(--dur) ease;
}

.rail__link:hover {
  color: var(--cloud);
  background: rgba(30, 123, 255, 0.16);
}

.rail__link[aria-current="true"] {
  color: var(--lime);
  border-left-color: var(--lime);
  background: rgba(198, 242, 78, 0.10);
}

.rail__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--sky-soft);
}

/* ---------------- 比分牌数字 ---------------- */
.stat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stat__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 500;
  line-height: 1;
  color: var(--orange);
}

.stat__label {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

/* ---------------- 数据表 ---------------- */
.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line-strong);
  background: rgba(18, 39, 77, 0.5);
}

.data-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table caption {
  caption-side: top;
  padding: 14px 16px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.data-table thead th {
  background: rgba(12, 58, 52, 0.85);
  color: var(--sky-soft);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.data-table tbody tr:nth-child(odd) { background: rgba(12, 58, 52, 0.28); }

.data-table tbody tr {
  transition: background-color var(--dur) ease;
}

.data-table tbody tr:hover { background: rgba(30, 123, 255, 0.16); }

.data-table td.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------------- 图片容器 ---------------- */
.media-frame {
  position: relative;
  display: block;
  min-height: 180px;
  overflow: hidden;
  border: 2px solid var(--line-strong);
  background: linear-gradient(135deg, var(--deep), var(--teal));
  box-shadow: var(--shadow-hard);
}

.media-frame__img {
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: linear-gradient(135deg, var(--deep), var(--teal));
}

.media-frame--tall .media-frame__img { aspect-ratio: 4 / 5; }
.media-frame--square .media-frame__img { aspect-ratio: 1 / 1; }

.media-frame__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--cloud);
  background: linear-gradient(0deg, rgba(10, 23, 48, 0.94), rgba(10, 23, 48, 0));
}

.media-frame__tag {
  position: absolute;
  left: 14px;
  top: 14px;
}

/* ---------------- 状态标签 ---------------- */
.tag {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid currentColor;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.tag--lime { color: var(--lime); background: rgba(198, 242, 78, 0.12); }
.tag--sky { color: var(--sky-soft); background: rgba(127, 212, 255, 0.12); }
.tag--orange { color: var(--orange); background: rgba(255, 138, 61, 0.12); }
.tag--wine {
  color: #F3C6D3;
  background: rgba(140, 47, 74, 0.55);
  border-color: rgba(243, 198, 211, 0.5);
}

.tag__note {
  position: absolute;
  left: 0;
  bottom: calc(100% + 8px);
  z-index: 20;
  width: max-content;
  max-width: 240px;
  padding: 8px 10px;
  background: var(--ink);
  border: 1px solid var(--line-strong);
  color: var(--cloud);
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.6;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) ease, visibility var(--dur) ease;
}

.tag:hover .tag__note,
.tag:focus-within .tag__note {
  opacity: 1;
  visibility: visible;
}

/* ---------------- 面板与分区 ---------------- */
.panel {
  padding: clamp(20px, 3vw, 32px);
  background: rgba(18, 39, 77, 0.55);
  border: 2px solid var(--line-strong);
}

.panel--hard { box-shadow: var(--shadow-hard); }
.panel--lime { border-color: var(--lime); }

.zone { padding-block: clamp(40px, 6vw, 80px); }
.zone--ink { background: var(--ink); }
.zone--deep { background: var(--deep); }
.zone--teal { background: var(--teal); }

/* ---------------- 滚动显现 ---------------- */
[data-reveal] {
  opacity: 0;
  transition: opacity 300ms ease;
}

[data-reveal].is-revealed { opacity: 1; }

/* ---------------- 页脚 ---------------- */
.site-footer {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--deep), var(--ink) 64%);
  border-top: 2px solid var(--line-strong);
}

.site-footer__glow {
  position: absolute;
  left: -10%;
  right: -10%;
  bottom: -46%;
  height: 460px;
  pointer-events: none;
  background:
    radial-gradient(620px 280px at 18% 100%, rgba(30, 123, 255, 0.30), transparent 70%),
    radial-gradient(540px 250px at 80% 100%, rgba(255, 138, 61, 0.16), transparent 70%);
}

.site-footer__inner {
  position: relative;
  padding-block: clamp(48px, 7vw, 88px) 40px;
}

.footer-route__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--line-strong);
}

.footer-route__title {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.footer-route__hint {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.route-map {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin-top: 0;
}

.route-map__item {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.route-map__item:nth-child(6n) { border-right: 0; }

.route-map__link {
  display: flex;
  flex-direction: column;
  gap: 14px;
  height: 100%;
  padding: 22px 18px 26px;
  transition: background-color var(--dur) ease;
}

.route-map__link:hover { background: rgba(30, 123, 255, 0.18); }

.route-map__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 26px;
  font-weight: 500;
  line-height: 1;
  color: var(--sky-soft);
  transition: color var(--dur) ease;
}

.route-map__link:hover .route-map__num { color: var(--lime); }

.route-map__label {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--cloud);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 0.8fr;
  gap: clamp(24px, 4vw, 56px);
  padding-top: clamp(32px, 5vw, 56px);
}

.footer-brand__name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
}

.footer-brand__sub {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--sky-soft);
}

.footer-brand__line {
  margin-top: 14px;
  max-width: 36ch;
  font-size: 14px;
  color: var(--mist);
}

.footer-contact__title,
.footer-legal__title {
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--lime);
}

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

.footer-contact__item {
  display: grid;
  gap: 3px;
}

.footer-contact__label {
  font-size: 12px;
  color: var(--mist);
}

.footer-contact__value {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cloud);
  word-break: break-word;
}

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

.footer-legal__link {
  display: inline-block;
  padding-bottom: 2px;
  font-size: 14px;
  color: var(--mist);
  border-bottom: 1px solid transparent;
  transition: color var(--dur) ease, border-color var(--dur) ease;
}

.footer-legal__link:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.footer-note {
  margin-top: clamp(28px, 4vw, 44px);
  padding: 14px 18px;
  border-left: 3px solid var(--orange);
  background: rgba(255, 138, 61, 0.10);
  font-size: 14px;
  color: var(--cloud);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------------- 响应式：平板 ---------------- */
@media (max-width: 1080px) {
  .ticker { display: none; }
  .search-chip__text { display: none; }
  .search-chip { padding: 9px 11px; }
}

@media (max-width: 1000px) {
  .route-map { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .route-map__item:nth-child(6n) { border-right: 1px solid var(--line); }
  .route-map__item:nth-child(3n) { border-right: 0; }

  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 960px) {
  .nav-toggle { display: flex; }

  .site-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    margin-left: 0;
    max-height: min(72vh, 560px);
    overflow-y: auto;
    background: var(--deep);
    border-top: 1px solid var(--line);
    border-bottom: 2px solid var(--lime);
    box-shadow: 0 18px 0 rgba(6, 12, 26, 0.35);
  }

  .site-header[data-open] .site-nav,
  .site-nav[data-open] { display: block; }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-block: 6px;
  }

  .site-nav__item { border-bottom: 1px solid var(--line); }
  .site-nav__item:last-child { border-bottom: 0; }

  .site-nav__link {
    display: block;
    padding: 16px clamp(16px, 4vw, 40px);
    font-size: 17px;
  }

  .site-nav__link::after {
    left: clamp(16px, 4vw, 40px);
    right: auto;
    bottom: 10px;
    width: 28px;
  }

  .header-utility { display: none; }
  .brand { margin-right: auto; }
}

/* ---------------- 响应式：手机 ---------------- */
@media (max-width: 900px) {
  .grid--2,
  .grid--3,
  .grid--4,
  .grid--60-40 { grid-template-columns: minmax(0, 1fr); }

  .rail {
    position: static;
    border-top: 1px solid var(--line);
    padding-top: 14px;
  }
}

@media (max-width: 720px) {
  .header-top__inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
    min-height: 0;
    padding-block: 12px;
  }

  .brand-signature { font-size: 12px; white-space: normal; }

  .header-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    justify-self: stretch;
  }

  .header-actions .btn {
    width: 100%;
    padding: 9px 10px;
    font-size: 12px;
    letter-spacing: 0.02em;
  }

  .header-hint { display: none; }

  .brand__name { font-size: 18px; }
  .brand__sub { font-size: 10px; letter-spacing: 0.12em; }

  .footer-route__head { flex-direction: column; align-items: flex-start; gap: 6px; }
}

@media (max-width: 560px) {
  .route-map { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .route-map__item:nth-child(3n) { border-right: 1px solid var(--line); }
  .route-map__item:nth-child(2n) { border-right: 0; }
  .route-map__link { padding: 18px 14px 20px; }

  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ---------------- 降低动效 ---------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .ticker__track { animation: none; }
  .read-progress__bar { transition: none; }
  [data-reveal] { opacity: 1; }
}