/* ==========================================================================
   开运体育 · 全站共享样式 /assets/site.css
   设计基因：侧边导览式布局 · 框景首屏 · 夜间球场控制室配色
   ========================================================================== */

/* ---------- 1. 变量 ---------- */
:root {
  --ink: #0B2B24;          /* 夜场墨绿 · 主背景 */
  --ink-2: #123B31;        /* 深苔绿 · 卡片与面板 */
  --line: #1C5747;         /* 球场线绿 · 边框与网格 */
  --signal: #B8F53D;       /* 信号荧光绿 · 比分与主 CTA */
  --signal-2: #7FD71F;     /* 浅信号绿 · 悬停与图表正向 */
  --gold: #F2B441;         /* 暖金 · 关键入口与焦点环 */
  --clay: #C4704F;         /* 陶土棕 · 类别标签 */
  --stone: #4A5C58;        /* 岩灰 · 禁用与次级 */
  --paper: #EAF2EF;        /* 冷灰白 · 正文 */
  --mist: #9DB2AC;         /* 雾灰绿 · 辅助说明 */

  --rail-w: 264px;
  --gutter: clamp(18px, 3.4vw, 52px);
  --shadow-hard: 6px 6px 0 0 rgba(0, 0, 0, 0.32);
  --shadow-soft: 0 10px 28px -14px rgba(0, 0, 0, 0.75);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);

  --font-display: "Noto Sans SC", "Source Han Sans SC", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular,
    Menlo, Consolas, "Courier New", monospace;
}

/* ---------- 2. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

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

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

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

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

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

table { border-collapse: collapse; width: 100%; }

/* ---------- 3. 基础排版 ---------- */
body {
  min-height: 100vh;
  background-color: var(--ink);
  background-image:
    radial-gradient(1100px 640px at 88% -12%, rgba(184, 245, 61, 0.10), transparent 62%),
    radial-gradient(840px 560px at 2% 108%, rgba(242, 180, 65, 0.08), transparent 62%),
    repeating-linear-gradient(90deg,
      rgba(28, 87, 71, 0.18) 0 1px,
      transparent 1px 80px);
  background-attachment: fixed, fixed, fixed;
  color: var(--paper);
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--paper);
}

h1 {
  font-size: clamp(2.05rem, 5.2vw, 3.55rem);
  transform: rotate(-1deg);
  transform-origin: left bottom;
  padding: 0 0 0.1em;
  margin-bottom: 0.5em;
}

h2 {
  font-size: clamp(1.5rem, 3.1vw, 2.2rem);
  margin-bottom: 0.55em;
}

h3 {
  font-size: clamp(1.15rem, 2vw, 1.42rem);
  margin-bottom: 0.5em;
}

h4 {
  font-size: 1.02rem;
  letter-spacing: 0;
  margin-bottom: 0.45em;
}

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

strong { font-weight: 800; color: var(--paper); }

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

/* ---------- 4. 无障碍 ---------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 200;
  transform: translateY(-160%);
  padding: 10px 18px;
  background: var(--signal);
  color: var(--ink);
  font-weight: 800;
  font-size: 0.9rem;
  border: 2px solid var(--ink);
  transition: transform 0.18s var(--ease);
}

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

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

/* ---------- 5. 布局容器 ---------- */
.shell {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: clamp(28px, 4.4vw, 64px) var(--gutter);
}

.shell--tight { max-width: 980px; }
.shell--wide { max-width: 1520px; }

main { display: block; }

.grid {
  display: grid;
  gap: clamp(14px, 1.6vw, 22px);
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 700px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1040px) {
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* ---------- 6. 文字工具 ---------- */
.mono,
.eyebrow {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.eyebrow {
  display: inline-block;
  color: var(--gold);
  padding-bottom: 6px;
  border-bottom: 2px solid var(--line);
  margin-bottom: 14px;
}

.mono { color: var(--mist); }

.numeric {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--signal);
}

/* ---------- 7. 按钮 ---------- */
.btn {
  --btn-bg: transparent;
  --btn-fg: var(--paper);
  --btn-bd: var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 2px solid var(--btn-bd);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.94rem;
  letter-spacing: 0.02em;
  line-height: 1.2;
  cursor: pointer;
  transition:
    transform 0.18s var(--ease),
    background-color 0.18s var(--ease),
    border-color 0.18s var(--ease),
    color 0.18s var(--ease),
    box-shadow 0.18s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hard);
}

.btn--signal {
  --btn-bg: var(--signal);
  --btn-fg: #08211B;
  --btn-bd: var(--signal);
}

.btn--signal:hover {
  --btn-bg: var(--signal-2);
  --btn-bd: var(--signal-2);
}

.btn--gold {
  --btn-bg: var(--gold);
  --btn-fg: #2A1B04;
  --btn-bd: var(--gold);
}

.btn--gold:hover {
  --btn-bg: #FFC963;
  --btn-bd: #FFC963;
}

.btn--ghost:hover {
  --btn-bg: rgba(28, 87, 71, 0.55);
  --btn-bd: var(--signal);
  --btn-fg: var(--signal);
}

.btn--block { width: 100%; }

/* ---------- 8. 面包屑 ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--mist);
  margin-bottom: 24px;
}

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

.breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  color: var(--line);
}

.breadcrumbs__link {
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.breadcrumbs__link:hover {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* ---------- 9. 面板 / 卡片 / 标签 ---------- */
.panel {
  background: linear-gradient(160deg, rgba(18, 59, 49, 0.95), rgba(11, 43, 36, 0.95));
  border: 2px solid var(--line);
  padding: clamp(18px, 2.2vw, 28px);
}

.card {
  position: relative;
  background: var(--ink-2);
  border: 2px solid var(--line);
  border-left: 4px solid var(--line);
  padding: clamp(16px, 2vw, 24px);
  transition:
    transform 0.2s var(--ease),
    box-shadow 0.2s var(--ease),
    border-color 0.2s var(--ease);
}

.card:hover {
  transform: translateY(-2px);
  border-left-color: var(--signal);
  box-shadow: var(--shadow-hard);
}

.card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.card__title {
  font-size: 1.1rem;
  font-weight: 900;
  margin: 0;
}

.card__body { color: var(--mist); font-size: 0.95rem; }

.card__foot {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border: 1px solid var(--line);
  background: rgba(28, 87, 71, 0.35);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.tag--gold { border-color: var(--gold); color: var(--gold); background: rgba(242, 180, 65, 0.1); }
.tag--clay { border-color: var(--clay); color: #E5A183; background: rgba(196, 112, 79, 0.12); }

/* ---------- 10. 区块标题 ---------- */
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: clamp(20px, 2.6vw, 34px);
  border-bottom: 2px solid var(--line);
}

.section-head__title {
  margin: 0;
  font-size: clamp(1.35rem, 2.6vw, 1.95rem);
}

.section-head__meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--mist);
  text-transform: uppercase;
}

/* ---------- 11. 图片容器（供页面阶段放置图） ---------- */
.media-frame {
  position: relative;
  border: 2px solid var(--line);
  background:
    linear-gradient(140deg, var(--ink-2) 0%, #0A231D 100%);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  width: 100%;
}

.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-frame__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s var(--ease);
}

.media-frame:hover .media-frame__img { transform: scale(1.025); }

.media-frame__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  right: 0;
  padding: 8px 12px;
  background: linear-gradient(0deg, rgba(11, 43, 36, 0.94), rgba(11, 43, 36, 0));
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--mist);
  text-transform: uppercase;
}

/* ==========================================================================
   头部：左侧品牌轨道
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--rail-w);
  z-index: 60;
  background: linear-gradient(180deg, #0E3129 0%, #0A241E 100%);
  border-right: 2px solid var(--line);
  box-shadow: 10px 0 0 0 rgba(0, 0, 0, 0.22);
}

/* 顶部阅读进度线 */
.progress-rail {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 90;
  background: rgba(28, 87, 71, 0.6);
  pointer-events: none;
}

.progress-rail__bar {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--signal-2), var(--signal) 55%, var(--gold));
}

.brand-rail {
  display: flex;
  flex-direction: column;
  gap: 18px;
  height: 100%;
  padding: 26px 16px 18px 22px;
  overflow-y: auto;
  overflow-x: hidden;
}

/* 品牌 */
.rail-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 18px;
  border-bottom: 2px solid var(--line);
}

.rail-brand__mark {
  position: relative;
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  border: 2px solid var(--signal);
  background:
    linear-gradient(0deg,
      transparent calc(50% - 1px),
      var(--signal) calc(50% - 1px),
      var(--signal) calc(50% + 1px),
      transparent calc(50% + 1px)),
    var(--ink-2);
}

.rail-brand__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 12px;
  margin: -6px 0 0 -6px;
  border: 2px solid var(--gold);
  border-radius: 50%;
}

.rail-brand__text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }

.rail-brand__name {
  font-size: 1.14rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  color: var(--paper);
  line-height: 1.2;
}

.rail-brand__sub {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  color: var(--stone);
  text-transform: uppercase;
}

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border: 2px solid var(--line);
  background: var(--ink-2);
  color: var(--paper);
  font-weight: 800;
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.nav-toggle:hover { border-color: var(--signal); color: var(--signal); }

.nav-toggle__bars { display: inline-flex; flex-direction: column; gap: 4px; }

.nav-toggle__bars i {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* 导航 */
.rail-nav { flex: 0 0 auto; }

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

.rail-nav__link {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 11px 12px 11px 10px;
  border: 1px solid transparent;
  border-left: 3px solid transparent;
  color: var(--mist);
  transition:
    color 0.18s var(--ease),
    background-color 0.18s var(--ease),
    border-color 0.18s var(--ease);
}

.rail-nav__link:hover {
  color: var(--paper);
  background: rgba(28, 87, 71, 0.5);
  border-color: var(--line);
  border-left-color: var(--line);
}

.rail-nav__link[aria-current="page"] {
  color: var(--signal);
  background: linear-gradient(90deg, rgba(184, 245, 61, 0.16), rgba(184, 245, 61, 0) 88%);
  border-color: rgba(184, 245, 61, 0.22);
  border-left-color: var(--signal);
}

.rail-nav__idx {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.rail-nav__link:hover .rail-nav__idx { color: var(--mist); }
.rail-nav__link[aria-current="page"] .rail-nav__idx { color: var(--gold); }

.rail-nav__label { font-weight: 700; font-size: 0.94rem; letter-spacing: 0.03em; }

/* 比分滚动条 */
.score-ticker {
  margin-top: auto;
  padding-top: 12px;
  border-top: 2px solid var(--line);
  min-width: 0;
}

.score-ticker__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.score-ticker__label { color: var(--mist); }

.score-ticker__live { color: var(--signal); }

.score-ticker__live::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 6px;
  background: var(--signal);
  vertical-align: middle;
  animation: tickerPulse 2s ease-in-out infinite;
}

@keyframes tickerPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.25; }
}

.score-ticker__track {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.score-ticker__track::-webkit-scrollbar { height: 4px; }
.score-ticker__track::-webkit-scrollbar-thumb { background: var(--line); }

.score-ticker__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  background: rgba(11, 43, 36, 0.85);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  color: var(--mist);
  white-space: nowrap;
}

.score-ticker__score {
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--signal);
  font-variant-numeric: tabular-nums;
}

.score-ticker__clock { color: var(--clay); }

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer {
  margin-top: clamp(40px, 6vw, 90px);
  border-top: 2px solid var(--line);
  background:
    linear-gradient(180deg, rgba(18, 59, 49, 0.72) 0%, rgba(8, 32, 27, 0.95) 100%);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.2vw, 52px);
  max-width: 1320px;
  margin: 0 auto;
  padding: clamp(34px, 4.4vw, 64px) var(--gutter) clamp(24px, 3vw, 40px);
}

@media (min-width: 720px) {
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-col--meta { grid-column: 1 / -1; }
}

@media (min-width: 1040px) {
  .footer-grid { grid-template-columns: 1.1fr 0.9fr 1.2fr; }
  .footer-col--meta { grid-column: auto; }
}

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

.footer-title {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  padding-bottom: 10px;
  margin-bottom: 16px;
  border-bottom: 2px solid var(--line);
}

/* 站内索引 */
.footer-index {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
}

.footer-index__item {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: baseline;
  gap: 8px;
}

.footer-index__num {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--stone);
}

.footer-index__link {
  color: var(--mist);
  font-size: 0.92rem;
  border-bottom: 1px solid transparent;
  justify-self: start;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.footer-index__link:hover {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

.footer-index__muted {
  color: var(--stone);
  font-size: 0.92rem;
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* 常去入口 */
.footer-links { display: flex; flex-direction: column; gap: 10px; }

.footer-links__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border: 2px solid var(--line);
  background: rgba(11, 43, 36, 0.6);
  color: var(--paper);
  font-weight: 700;
  font-size: 0.92rem;
  transition:
    transform 0.18s var(--ease),
    border-color 0.18s var(--ease),
    color 0.18s var(--ease),
    box-shadow 0.18s var(--ease);
}

.footer-links__link::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--gold);
  transform: rotate(45deg);
  flex: 0 0 8px;
}

.footer-links__link:hover {
  transform: translateY(-2px);
  border-color: var(--signal);
  color: var(--signal);
  box-shadow: var(--shadow-hard);
}

.footer-links__link:hover::before { background: var(--signal); }

/* 联系与合规 */
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-contact__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(28, 87, 71, 0.65);
}

.footer-contact__key {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--stone);
}

.footer-contact__val {
  margin: 0;
  color: var(--paper);
  font-size: 0.94rem;
  word-break: break-word;
}

.footer-note {
  color: var(--mist);
  font-size: 0.84rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

.footer-legal { display: flex; flex-wrap: wrap; gap: 10px; }

.footer-legal__link {
  padding: 6px 14px;
  border: 1px solid var(--line);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

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

.footer-base {
  max-width: 1320px;
  margin: 0 auto;
  padding: 16px var(--gutter) 26px;
  border-top: 1px solid rgba(28, 87, 71, 0.7);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.footer-base__copy {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--stone);
}

/* ==========================================================================
   桌面端留白：让正文为左侧轨道让位
   ========================================================================== */
@media (min-width: 1024px) {
  body { padding-left: var(--rail-w); }
}

@media (max-width: 1280px) and (min-width: 1024px) {
  :root { --rail-w: 232px; }
}

/* ==========================================================================
   移动端 / 平板：品牌轨道收成顶部横条
   ========================================================================== */
@media (max-width: 1023px) {
  .site-header {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    bottom: auto;
    width: 100%;
    border-right: 0;
    border-bottom: 2px solid var(--line);
    box-shadow: 0 8px 0 0 rgba(0, 0, 0, 0.18);
    background: rgba(11, 43, 36, 0.97);
  }

  .progress-rail { position: fixed; }

  .brand-rail {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    height: auto;
    padding: 12px 16px 14px;
    overflow: visible;
  }

  .rail-brand {
    margin-right: auto;
    padding-bottom: 0;
    border-bottom: 0;
  }

  .rail-brand__name { font-size: 1.06rem; }

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

  .rail-nav {
    flex-basis: 100%;
    order: 5;
    padding-top: 12px;
    border-top: 1px solid var(--line);
  }

  html.js .rail-nav { display: none; }
  html.js .rail-nav[data-open] { display: block; }

  .rail-nav__list { gap: 4px; }

  .rail-nav__link { padding: 12px 12px 12px 10px; }

  .score-ticker {
    flex-basis: 100%;
    order: 6;
    margin-top: 4px;
    padding-top: 10px;
    border-top: 1px solid var(--line);
  }

  .score-ticker__track { padding-bottom: 4px; }
}

@media (max-width: 480px) {
  .rail-brand__mark { flex-basis: 32px; width: 32px; height: 32px; }
  .rail-brand__sub { display: none; }
  h1 { transform: none; }
}

/* ==========================================================================
   减弱动效
   ========================================================================== */
@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;
  }

  .card:hover,
  .btn:hover,
  .footer-links__link:hover { transform: none; }

  .media-frame:hover .media-frame__img { transform: none; }

  h1 { transform: none; }
}