/* ============================================================
   新利赛事 · 共享样式 /assets/site.css
   夜场赛事指挥中心：墨绿基底 + 荧光青锚点 + 熔岩橙当前态
   ============================================================ */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 148px;
}

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

ul, ol { list-style: none; }

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

button, input, select, textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
}

button { cursor: pointer; }

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

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

hr { border: 0; }

/* ---------- 2. 变量 ---------- */
:root {
  --ink: #06140F;
  --panel: #0B221A;
  --raise: #14342A;
  --line: #1F4A38;
  --cyan: #21F7C3;
  --orange: #FF5A1F;
  --amber: #FFB020;
  --metal: #8FA79B;
  --white: #EAF6EF;
  --mute: #5C7A6E;
  --soft: #C6D8CF;

  --font-display: 'Archivo Black', 'Oswald', '思源黑体 Heavy', 'Noto Sans SC', sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-body: 'Inter', '思源黑体 Regular', 'Noto Sans SC', system-ui, sans-serif;
  --font-label: 'IBM Plex Mono', ui-monospace, monospace;

  --gutter: clamp(16px, 3vw, 32px);
  --maxw: 1440px;
  --gap: clamp(16px, 2vw, 24px);
  --shear: 6deg;
  --bw: 2px;
  --shadow-hard: 8px 8px 0 rgba(3, 10, 7, 0.85);
}

/* ---------- 3. 基础与中文排版 ---------- */
body {
  min-height: 100vh;
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(31, 74, 56, 0.26) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 74, 56, 0.14) 1px, transparent 1px);
  background-size: 72px 72px, 72px 72px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0.01em;
  overflow-wrap: break-word;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

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

.display {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.02em;
}

.h1 { font-family: var(--font-display); font-size: clamp(36px, 6vw, 84px); line-height: 0.95; letter-spacing: -0.02em; }
.h2 { font-family: var(--font-display); font-size: clamp(26px, 3.6vw, 48px); line-height: 1; letter-spacing: -0.02em; }
.h3 { font-family: var(--font-display); font-size: clamp(19px, 2.2vw, 28px); line-height: 1.1; letter-spacing: -0.01em; }

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

.eyebrow {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--metal);
}

.lede {
  max-width: 30em;
  font-size: 17px;
  line-height: 1.75;
  color: var(--soft);
}

.prose { max-width: 36em; }
.prose p { max-width: 36em; color: var(--soft); }
.prose p + p { margin-top: 16px; }
.prose h2 { margin-top: 40px; margin-bottom: 14px; }
.prose h3 { margin-top: 28px; margin-bottom: 10px; }
.prose ul, .prose ol { margin: 16px 0; display: grid; gap: 10px; }

/* ---------- 4. 布局容器 ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.wrap--narrow { max-width: 960px; }

.section { padding: clamp(48px, 7vw, 96px) 0; }

.section--panel {
  background: var(--panel);
  border-top: var(--bw) solid var(--line);
  border-bottom: var(--bw) solid var(--line);
}

.sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px 24px;
  margin-bottom: clamp(20px, 3vw, 36px);
}

.sec-head__eyebrow {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.sec-head__title { margin-top: 8px; }

.sec-head__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--mute);
  font-variant-numeric: tabular-nums;
}

.rule {
  height: var(--bw);
  background: var(--line);
  border: 0;
}

/* ---------- 5. 网格 ---------- */
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gap);
}

.c3 { grid-column: span 3; }
.c4 { grid-column: span 4; }
.c5 { grid-column: span 5; }
.c6 { grid-column: span 6; }
.c7 { grid-column: span 7; }
.c8 { grid-column: span 8; }
.c12 { grid-column: span 12; }

/* ---------- 6. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  border: var(--bw) solid var(--line);
  background: var(--panel);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: transform 0.18s ease, box-shadow 0.18s ease,
              background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 var(--line);
}

.btn:active { transform: none; box-shadow: none; }

.btn--primary {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.btn--primary:hover { box-shadow: 4px 4px 0 var(--orange); }

.btn--ghost { background: transparent; color: var(--cyan); border-color: var(--cyan); }
.btn--ghost:hover { background: var(--raise); box-shadow: 4px 4px 0 var(--line); }

.btn--sm { padding: 9px 14px; font-size: 11px; }

/* ---------- 7. 面包屑 ---------- */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 18px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
}

.crumbs a { color: var(--metal); transition: color 0.18s ease; }
.crumbs a:hover { color: var(--cyan); }
.crumbs__sep { color: var(--line); }
.crumbs [aria-current="page"] { color: var(--white); }

/* ---------- 8. 数据面板与标签 ---------- */
.panel {
  position: relative;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  padding: clamp(16px, 2vw, 24px);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.panel:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
  box-shadow: 6px 6px 0 rgba(33, 247, 195, 0.16);
}

.panel__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px dashed rgba(143, 167, 155, 0.3);
}

.panel__label {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--metal);
}

.stat {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1;
  color: var(--cyan);
  display: block;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  color: var(--metal);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.tag--current { background: var(--orange); border-color: var(--orange); color: var(--ink); font-weight: 700; }
.tag--warn { background: rgba(255, 176, 32, 0.12); border-color: var(--amber); color: var(--amber); }
.tag--live { background: rgba(33, 247, 195, 0.08); border-color: var(--cyan); color: var(--cyan); }

/* ---------- 9. 图片容器 ---------- */
.media {
  position: relative;
  overflow: hidden;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  isolation: isolate;
}

.media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

.media--21x9 { aspect-ratio: 21 / 9; }
.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::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(0deg, rgba(6, 20, 15, 0.3) 0 1px, transparent 1px 4px);
}

.media__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  z-index: 2;
  padding: 6px 10px;
  background: var(--ink);
  border-top: var(--bw) solid var(--orange);
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--gap);
}

/* ---------- 10. 斜切与色带 ---------- */
.shear {
  transform: skewY(calc(-1 * var(--shear)));
}

.shear > * { transform: skewY(var(--shear)); }

.band { height: 6px; background: var(--cyan); }
.band--orange { background: var(--orange); }
.band--striped {
  background-image: repeating-linear-gradient(115deg, var(--line) 0 8px, transparent 8px 16px);
}

/* ---------- 11. 框景 ---------- */
.frame {
  position: relative;
  border: var(--bw) solid var(--line);
  background: linear-gradient(180deg, rgba(11, 34, 26, 0.9), rgba(6, 20, 15, 0.6));
  padding: clamp(20px, 3vw, 44px);
}

.frame__ticks {
  position: absolute;
  left: -1px;
  right: -1px;
  height: 12px;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 24px);
  pointer-events: none;
}

.frame__ticks--top { top: -1px; }
.frame__ticks--bottom { bottom: -1px; }

/* ---------- 12. 跳转链接 ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: 12px 18px;
  background: var(--cyan);
  border: var(--bw) solid var(--ink);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
}

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

/* ---------- 13. 头部 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: linear-gradient(180deg, #071A13 0%, #06140F 100%);
  border-bottom: var(--bw) solid var(--line);
}

.site-header::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(0deg, rgba(143, 167, 155, 0.05) 0 1px, transparent 1px 3px);
}

.hud {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px clamp(12px, 2vw, 28px);
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px var(--gutter);
  border-bottom: 1px dashed rgba(143, 167, 155, 0.25);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  padding-right: clamp(4px, 1.5vw, 18px);
}

.brand__tick {
  flex: 0 0 8px;
  width: 8px;
  align-self: stretch;
  min-height: 40px;
  background: var(--cyan);
  transform: skewX(-6deg);
  transition: background-color 0.18s ease;
}

.brand:hover .brand__tick { background: var(--orange); }

.brand__text { display: flex; flex-direction: column; gap: 3px; min-width: 0; }

.brand__name {
  font-family: var(--font-display);
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--white);
}

.brand__tag {
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--metal);
}

.hud__status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: rgba(11, 34, 26, 0.9);
  border: 1px solid var(--line);
  color: var(--metal);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.status-chip--live { border-color: rgba(33, 247, 195, 0.45); color: var(--cyan); }

.status-chip__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  animation: chip-pulse 2.4s ease-out infinite;
}

@keyframes chip-pulse {
  0% { box-shadow: 0 0 0 0 rgba(33, 247, 195, 0.5); }
  70% { box-shadow: 0 0 0 8px rgba(33, 247, 195, 0); }
  100% { box-shadow: 0 0 0 0 rgba(33, 247, 195, 0); }
}

.hud__cta { margin-left: 4px; }

.chan {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 12px;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.chan__nav { flex: 1 1 auto; min-width: 0; }

.chan__list { display: flex; flex-wrap: wrap; }

.chan__item { display: flex; }

.chan__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 14px 16px;
  border-bottom: 3px solid transparent;
  color: var(--metal);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.chan__idx {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mute);
  transition: color 0.18s ease;
}

.chan__link:hover { background: var(--raise); color: var(--white); }

.chan__link[aria-current="page"] {
  background: var(--orange);
  border-bottom-color: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.chan__link[aria-current="page"] .chan__idx { color: rgba(6, 20, 15, 0.7); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  margin: 8px 0;
  padding: 12px 16px;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.nav-toggle__bars { display: flex; flex-direction: column; gap: 4px; width: 18px; }
.nav-toggle__bars span { display: block; height: 2px; background: var(--cyan); transition: background-color 0.18s ease; }

.nav-toggle[aria-expanded="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span { background: var(--ink); }

.scroll-progress {
  position: absolute;
  left: 0;
  bottom: -2px;
  z-index: 3;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  transform: scaleX(0);
  transform-origin: left center;
}

/* ---------- 14. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(48px, 8vw, 96px);
  background: linear-gradient(180deg, #081A13 0%, #06140F 100%);
  border-top: var(--bw) solid var(--line);
}

.site-footer::before {
  content: "";
  display: block;
  height: 6px;
  background-image: repeating-linear-gradient(115deg, var(--cyan) 0 10px, transparent 10px 22px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1.3fr;
  gap: clamp(24px, 3vw, 40px);
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(40px, 5vw, 64px) var(--gutter) clamp(24px, 3vw, 40px);
}

.footer-brand__mark {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--white);
}

.footer-brand__closing {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--metal);
}

.footer-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.footer-badges li {
  padding: 5px 8px;
  border: 1px solid var(--line);
  color: var(--mute);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer-col__title {
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px dashed rgba(143, 167, 155, 0.25);
  color: var(--cyan);
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 400;
}

.footer-col ul { display: flex; flex-direction: column; gap: 9px; }

.footer-col a {
  color: var(--metal);
  font-size: 14px;
  border-bottom: 1px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.footer-col a:hover { color: var(--white); border-bottom-color: var(--cyan); }

.footer-contact { display: flex; flex-direction: column; gap: 14px; }

.footer-contact li { display: flex; flex-direction: column; gap: 4px; }

.footer-contact__key {
  font-family: var(--font-label);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
}

.footer-contact__val {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--white);
  word-break: break-word;
}

.footer-note {
  max-width: 30em;
  margin-top: 16px;
  color: var(--mute);
  font-size: 12px;
  line-height: 1.7;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 16px var(--gutter) 30px;
  border-top: 1px solid var(--line);
  color: var(--mute);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.footer-legal a { color: var(--metal); transition: color 0.18s ease; }
.footer-legal a:hover { color: var(--cyan); }
.footer-legal__icp { margin-left: auto; }

/* ---------- 15. 返回顶部 ---------- */
.back-to-top {
  position: fixed;
  right: 20px;
  bottom: 24px;
  z-index: 70;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 58px;
  height: 58px;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  color: var(--metal);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, transform 0.22s ease,
              background-color 0.22s ease, color 0.22s ease, border-color 0.22s ease;
}

.back-to-top[data-visible] { opacity: 1; visibility: visible; }

.back-to-top:hover {
  transform: translateY(-3px);
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
}

.back-to-top__arrow {
  width: 12px;
  height: 12px;
  margin-top: 4px;
  border-left: 2px solid currentColor;
  border-top: 2px solid currentColor;
  transform: rotate(45deg);
}

/* ---------- 16. 章节目录刻度 ---------- */
.chapter-rail { display: none; }

.chapter-rail__title {
  font-family: var(--font-label);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
}

.chapter-rail__track {
  position: relative;
  border-left: var(--bw) solid var(--line);
}

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

.chapter-rail__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  width: 100%;
  padding: 6px 10px;
  border-left: var(--bw) solid transparent;
  margin-left: -2px;
  color: var(--mute);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-align: left;
  transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.chapter-rail__link:hover { color: var(--white); background: var(--raise); }

.chapter-rail__link[aria-current="true"] {
  background: var(--cyan);
  border-left-color: var(--orange);
  color: var(--ink);
  font-weight: 700;
}

.chapter-rail__idx {
  font-variant-numeric: tabular-nums;
  opacity: 0.75;
}

.chapter-rail__label {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chapter-rail__marker {
  position: absolute;
  left: -2px;
  top: calc(var(--rail-progress, 0) * 1%);
  width: 12px;
  height: 2px;
  background: var(--orange);
  transform: translateY(-50%);
  transition: top 0.12s linear;
}

@media (min-width: 1280px) {
  .chapter-rail[data-ready] {
    position: fixed;
    left: 20px;
    top: 50%;
    z-index: 40;
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 176px;
    transform: translateY(-50%);
  }
}

/* ---------- 17. 显现动画 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

[data-reveal][data-revealed] { opacity: 1; transform: none; }

/* ---------- 18. 响应式 ---------- */
@media (max-width: 1024px) {
  .c3, .c4, .c5, .c6 { grid-column: span 6; }
  .c7, .c8 { grid-column: span 12; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  html { scroll-padding-top: 24px; }

  .site-header { position: static; }

  .chan { padding-bottom: 10px; }

  .site-header[data-nav-ready] .chan__nav { display: none; order: 2; flex: 1 0 100%; padding-top: 10px; border-top: var(--bw) solid var(--line); }
  .site-header[data-nav-ready] .chan__nav[data-open] { display: block; }
  .site-header[data-nav-ready] .nav-toggle { display: inline-flex; }

  .site-header[data-nav-ready] .chan__list { flex-direction: column; }

  .site-header[data-nav-ready] .chan__item { display: block; }

  .site-header[data-nav-ready] .chan__link {
    width: 100%;
    padding: 14px 12px;
    border-bottom: 1px solid rgba(31, 74, 56, 0.6);
    border-left: 3px solid transparent;
    justify-content: flex-start;
  }

  .site-header[data-nav-ready] .chan__link:hover { border-left-color: var(--cyan); }

  .site-header[data-nav-ready] .chan__link[aria-current="page"] {
    background: var(--orange);
    border-bottom-color: var(--ink);
    border-left-color: var(--cyan);
    color: var(--ink);
  }

  .hud__status { margin-left: 0; }
  .hud__cta { margin-left: auto; }
}

@media (max-width: 720px) {
  .brand__tag { display: none; }
  .brand__tick { min-height: 30px; }
}

@media (max-width: 640px) {
  .c3, .c4, .c5, .c6, .c7, .c8 { grid-column: span 12; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-legal { padding-bottom: 84px; }
  .footer-legal__icp { margin-left: 0; width: 100%; }
  .status-chip--net { display: none; }
  .back-to-top { right: 14px; bottom: 16px; width: 52px; height: 52px; }
}

/* ---------- 19. 动效降级 ---------- */
@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;
    scroll-behavior: auto !important;
  }

  .status-chip__dot { animation: none; box-shadow: none; }
  [data-reveal] { opacity: 1; transform: none; }
  .panel:hover { transform: none; }
  .btn:hover { transform: none; }
  .chapter-rail__marker { transition: none; }
}