/* ==========================================================================
   爱游戏最新 · /assets/site.css
   共享层：reset、变量、中文排版、页头、页脚、通用按钮/容器/卡片/媒体
   ========================================================================== */

/* ---------- reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

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

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

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

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

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

a { color: inherit; }

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

/* ---------- 变量 ---------- */
:root {
  --ink-900: #0A0E0C;
  --slate-800: #151C1A;
  --paper-050: #F4F7F4;
  --tile-400: #8A9693;
  --pitch-500: #02C46B;
  --pitch-700: #067A45;
  --tech-600: #1F6BFF;
  --tech-700: #16409C;
  --ember-500: #FF4D2E;
  --pitch-tint: #E1F7EC;
  --tech-tint: #E6EEFF;

  --font-heading: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-data: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --gutter: clamp(16px, 3.4vw, 44px);
  --cut-s: 12px;
  --cut-l: 24px;
  --skew: 6deg;
  --rail: 1400px;
  --measure: 1200px;
  --scroll-progress: 0;
}

/* ---------- 基础排版 ---------- */
body {
  min-height: 100vh;
  background: var(--paper-050);
  color: var(--ink-900);
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overscroll-behavior-y: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.14;
}

p { max-width: 74ch; }

strong { font-weight: 700; }

::selection {
  background: var(--pitch-500);
  color: var(--ink-900);
}

:focus-visible {
  outline: 2px solid var(--pitch-500);
  outline-offset: 2px;
}

/* ---------- 通用工具 ---------- */
.mono {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: 0.02em;
}

.u-sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.wrap {
  width: min(var(--measure), 100% - 2 * var(--gutter));
  margin-inline: auto;
}
.wrap--wide { width: min(var(--rail), 100% - 2 * var(--gutter)); }
.wrap--narrow { width: min(760px, 100% - 2 * var(--gutter)); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--pitch-700);
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 3px;
  background: var(--pitch-500);
  clip-path: polygon(0 0, 100% 0, 72% 100%, 0 100%);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-bottom: 0.85rem;
  border-bottom: 2px solid var(--ink-900);
}
.section-head__label {
  font-family: var(--font-heading);
  font-size: clamp(1.35rem, 2.4vw, 2rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.section-head__value {
  font-family: var(--font-data);
  font-size: 0.8125rem;
  color: var(--tile-400);
  letter-spacing: 0.04em;
}
.section-head--dark { border-bottom-color: rgba(244, 247, 244, 0.28); }
.section-head--dark .section-head__label { color: var(--paper-050); }
.section-head--dark .section-head__value { color: rgba(244, 247, 244, 0.62); }
.section-head--dark .eyebrow { color: var(--pitch-500); }

/* ---------- 切角工具 ---------- */
.cut {
  --cut: var(--cut-s);
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
}
.cut--lg { --cut: var(--cut-l); }
.cut--flip {
  --cut: var(--cut-s);
  clip-path: polygon(
    var(--cut) 0,
    100% 0,
    100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%,
    0 100%,
    0 var(--cut)
  );
}
.cut--flip.cut--lg { --cut: var(--cut-l); }

/* ---------- 按钮 ---------- */
.btn {
  --cut: 10px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.72rem 1.15rem;
  border: 0;
  background: var(--ink-900);
  color: var(--paper-050);
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease),
    transform 0.16s var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible,
.nav-toggle:focus-visible,
.copy-btn:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px currentColor;
}

.btn--cta { background: var(--pitch-500); color: var(--ink-900); }
.btn--cta:hover { background: #05dd7c; }

.btn--ghost {
  background: transparent;
  color: var(--ink-900);
  box-shadow: inset 0 0 0 2px var(--ink-900);
}
.btn--ghost:hover { background: var(--ink-900); color: var(--paper-050); }

.btn--quiet { background: var(--pitch-tint); color: var(--pitch-700); }
.btn--quiet:hover { background: var(--pitch-500); color: var(--ink-900); }

.btn--sm { --cut: 8px; padding: 0.48rem 0.85rem; font-size: 0.8125rem; }

/* ---------- 面板 / 标签 ---------- */
.panel {
  background: #ffffff;
  box-shadow: inset 0 0 0 1px rgba(10, 14, 12, 0.1);
  padding: clamp(20px, 2.4vw, 32px);
}
.panel--dark {
  background: var(--slate-800);
  color: var(--paper-050);
  box-shadow: inset 0 0 0 1px rgba(244, 247, 244, 0.08);
}
.panel--pitch { background: var(--pitch-tint); box-shadow: none; }
.panel--tech { background: var(--tech-tint); box-shadow: none; }

.tag {
  --cut: 8px;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.22rem 0.6rem;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  background: var(--pitch-tint);
  color: var(--pitch-700);
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
}
.tag--tech { background: var(--tech-tint); color: var(--tech-700); }
.tag--ember { background: rgba(255, 77, 46, 0.12); color: var(--ember-500); }
.tag--dark { background: rgba(244, 247, 244, 0.1); color: var(--paper-050); }

/* ---------- 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8125rem;
  color: var(--tile-400);
}
.breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.breadcrumb li + li::before {
  content: "";
  width: 11px;
  height: 2px;
  background: currentColor;
  opacity: 0.55;
  transform: skewX(-30deg);
}
.breadcrumb__link { text-decoration: none; }
.breadcrumb__link:hover {
  color: var(--tech-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.breadcrumb__current {
  color: var(--ink-900);
  font-weight: 700;
}

/* ---------- 图片容器 ---------- */
.media {
  --cut: var(--cut-s);
  position: relative;
  display: block;
  overflow: hidden;
  isolation: isolate;
  background:
    repeating-linear-gradient(115deg, rgba(31, 107, 255, 0.14) 0 2px, transparent 2px 14px),
    var(--slate-800);
  aspect-ratio: 16 / 9;
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
}
.media__img,
.media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.06) saturate(0.94);
}
.media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(118deg, rgba(10, 14, 12, 0.62) 0 32%, rgba(10, 14, 12, 0) 32.4% 100%),
    linear-gradient(0deg, rgba(2, 196, 107, 0.18), rgba(2, 196, 107, 0) 58%);
}
.media--wide { aspect-ratio: 21 / 9; }
.media--tall { aspect-ratio: 3 / 4; }
.media--square { aspect-ratio: 1 / 1; }
.media--plain::after { display: none; }
.media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 1.25rem 1rem 0.75rem;
  font-family: var(--font-data);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: rgba(244, 247, 244, 0.9);
  background: linear-gradient(0deg, rgba(10, 14, 12, 0.85), rgba(10, 14, 12, 0));
}

/* ---------- 滚动显现 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.42s var(--ease), transform 0.42s var(--ease);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   页头
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: var(--ink-900);
  color: var(--paper-050);
  border-bottom: 1px solid rgba(244, 247, 244, 0.12);
  transition: background-color 0.2s var(--ease);
}
.site-header[data-scrolled] { background: rgba(10, 14, 12, 0.94); }

.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: calc(var(--scroll-progress) * 100%);
  background: linear-gradient(90deg, var(--pitch-500), var(--tech-600) 68%, var(--ember-500));
  transition: width 0.12s linear;
  pointer-events: none;
}

.skip-link {
  position: absolute;
  top: -200%;
  left: 1rem;
  z-index: 200;
  padding: 0.6rem 1rem;
  background: var(--pitch-500);
  color: var(--ink-900);
  font-weight: 700;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
  transition: top 0.18s var(--ease);
}
.skip-link:focus { top: 0.6rem; }

.header-shell {
  display: flex;
  align-items: center;
  gap: clamp(10px, 1.2vw, 20px);
  width: min(var(--rail), 100% - 2 * var(--gutter));
  margin-inline: auto;
  padding-block: 14px;
  transition: padding 0.24s var(--ease), background-color 0.24s var(--ease);
}
.site-header[data-scrolled] .header-shell {
  background: rgba(21, 28, 26, 0.92);
  padding-block: 8px;
  margin-block: 7px;
  padding-inline: clamp(12px, 1.6vw, 22px);
  clip-path: polygon(
    16px 0,
    100% 0,
    100% calc(100% - 16px),
    calc(100% - 16px) 100%,
    0 100%,
    0 16px
  );
}

/* 品牌 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  flex: 0 0 auto;
  text-decoration: none;
  color: var(--paper-050);
}
.brand__mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  background: var(--pitch-500);
  clip-path: polygon(0 0, 100% 0, 100% 66%, 66% 100%, 0 100%);
}
.brand__mark::before {
  content: "";
  width: 13px;
  height: 13px;
  border: 2px solid var(--ink-900);
  border-radius: 50%;
}
.brand__mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: var(--ink-900);
  opacity: 0.5;
}
.brand__text { display: block; min-width: 0; }
.brand__wordmark {
  display: block;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
  line-height: 1.25;
}
.brand__tagline {
  display: block;
  font-size: 0.6875rem;
  line-height: 1.35;
  letter-spacing: 0.08em;
  color: var(--tile-400);
}

/* 导航 */
.site-nav {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  flex: 0 0 auto;
}
.site-nav--end { margin-left: auto; }
.site-nav a {
  display: inline-flex;
  align-items: center;
  height: 2.25rem;
  padding-inline: 0.75rem;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
  text-decoration: none;
  color: var(--tile-400);
  background: transparent;
  transition: color 0.16s var(--ease), background-color 0.16s var(--ease);
}
.site-nav a:hover { color: var(--paper-050); background: rgba(2, 196, 107, 0.14); }
.site-nav a[aria-current="page"] {
  color: var(--ink-900);
  background: var(--pitch-500);
}

/* 实时赛况条 */
.live-strip {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1 1 auto;
  min-width: 0;
  height: 2.5rem;
  padding-inline: 0.85rem;
  background: var(--slate-800);
  box-shadow: inset 0 0 0 1px rgba(244, 247, 244, 0.08);
  overflow: hidden;
  clip-path: polygon(
    10px 0,
    100% 0,
    100% calc(100% - 10px),
    calc(100% - 10px) 100%,
    0 100%,
    0 10px
  );
}
.live-strip__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  color: var(--pitch-500);
}
.live-dot {
  width: 7px;
  height: 7px;
  background: var(--pitch-500);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
  animation: live-pulse 2.4s var(--ease) infinite;
}
@keyframes live-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.78); }
}

.live-viewport {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.live-track {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  width: max-content;
  animation: live-scroll 40s linear infinite;
  will-change: transform;
}
.live-strip:hover .live-track,
.live-strip:focus-within .live-track { animation-play-state: paused; }
@keyframes live-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-50% - 1.125rem)); }
}
.live-track li {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  color: rgba(244, 247, 244, 0.72);
  white-space: nowrap;
}
.live-track__num { color: var(--paper-050); font-size: 0.75rem; }

/* 页头操作区 */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: 0 0 auto;
}

.nav-toggle {
  position: relative;
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0 0.7rem;
  height: 2.5rem;
  background: transparent;
  border: 0;
  color: var(--paper-050);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: inset 0 0 0 1px rgba(244, 247, 244, 0.24);
  clip-path: polygon(
    8px 0,
    100% 0,
    100% calc(100% - 8px),
    calc(100% - 8px) 100%,
    0 100%,
    0 8px
  );
}
.nav-toggle__icon {
  position: relative;
  width: 18px;
  height: 14px;
  flex: 0 0 auto;
}
.nav-toggle__icon::before,
.nav-toggle__icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--paper-050);
  transition: transform 0.2s var(--ease), top 0.2s var(--ease),
    background-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.nav-toggle__icon::before { top: 0; box-shadow: 0 6px 0 var(--paper-050); }
.nav-toggle__icon::after { top: 12px; }

.site-header[data-nav-open] .nav-toggle__icon::before {
  top: 6px;
  box-shadow: 0 0 0 transparent;
  background: var(--pitch-500);
  transform: rotate(45deg);
}
.site-header[data-nav-open] .nav-toggle__icon::after {
  top: 6px;
  background: var(--pitch-500);
  transform: rotate(-45deg);
}

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer {
  position: relative;
  margin-top: clamp(48px, 7vw, 104px);
  background: var(--ink-900);
  color: rgba(244, 247, 244, 0.72);
  overflow: hidden;
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, rgba(244, 247, 244, 0.045) 0 1px, transparent 1px 34px),
    repeating-linear-gradient(0deg, rgba(138, 150, 147, 0.05) 0 1px, transparent 1px 72px);
}
.site-footer::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--pitch-500) 0 22%,
    var(--tech-600) 22% 46%,
    rgba(244, 247, 244, 0.16) 46% 100%
  );
}

.footer-inner {
  position: relative;
  z-index: 1;
  width: min(var(--rail), 100% - 2 * var(--gutter));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr) minmax(0, 1.05fr);
  gap: clamp(28px, 4vw, 72px);
  padding: clamp(48px, 6vw, 88px) 0 clamp(32px, 4vw, 56px);
}

.footer-brand__wordmark {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.375rem;
  letter-spacing: -0.01em;
  color: var(--paper-050);
}
.footer-brand__tagline {
  margin-top: 0.4rem;
  font-size: 0.875rem;
  color: var(--tile-400);
  max-width: 22ch;
}
.footer-brand__claim {
  margin-top: 1.25rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--pitch-500);
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 2.4vw, 40px);
}
.footer-col__title {
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tile-400);
  padding-bottom: 0.65rem;
  margin-bottom: 0.9rem;
  border-bottom: 1px solid rgba(244, 247, 244, 0.14);
}
.footer-col__list { display: grid; gap: 0.6rem; }
.footer-col__list a {
  font-size: 0.9375rem;
  color: rgba(244, 247, 244, 0.8);
  text-decoration: none;
  transition: color 0.16s var(--ease);
}
.footer-col__list a:hover { color: var(--pitch-500); }

.footer-contact__list { display: grid; gap: 0.85rem; }
.contact-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed rgba(244, 247, 244, 0.12);
}
.contact-row__body { min-width: 0; }
.contact-row__label {
  display: block;
  font-family: var(--font-data);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tile-400);
}
.contact-row__value {
  display: block;
  margin-top: 0.15rem;
  font-family: var(--font-data);
  font-size: 0.8125rem;
  letter-spacing: 0.01em;
  color: var(--paper-050);
  overflow-wrap: anywhere;
}

.copy-btn {
  --cut: 6px;
  flex: 0 0 auto;
  padding: 0.32rem 0.62rem;
  border: 0;
  background: rgba(2, 196, 107, 0.12);
  color: var(--pitch-500);
  font-family: var(--font-data);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease);
}
.copy-btn:hover,
.copy-btn[data-copied] { background: var(--pitch-500); color: var(--ink-900); }

.footer-contact__note {
  margin-top: 1rem;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--tile-400);
  max-width: 34ch;
}

.footer-base {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(244, 247, 244, 0.12);
}
.footer-base__inner {
  width: min(var(--rail), 100% - 2 * var(--gutter));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem 1.5rem;
  padding: 1.15rem 0 1.5rem;
  font-size: 0.8125rem;
}
.footer-legal {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--tile-400);
  max-width: none;
}
.footer-note {
  color: var(--tile-400);
  max-width: 48ch;
}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1279px) {
  .site-nav a { padding-inline: 0.6rem; font-size: 0.875rem; }
  .brand__tagline { display: none; }
}

@media (max-width: 1023px) {
  .site-nav {
    position: fixed;
    left: 0;
    right: 0;
    z-index: 90;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    height: 3.25rem;
    padding-inline: var(--gutter);
    background: var(--slate-800);
    overflow-x: auto;
    overflow-y: hidden;
    transform: translateY(160%);
    transition: transform 0.3s var(--ease);
    -webkit-overflow-scrolling: touch;
  }
  .site-nav--start { bottom: 3.25rem; border-top: 1px solid rgba(2, 196, 107, 0.35); }
  .site-nav--end { bottom: 0; border-top: 1px solid rgba(2, 196, 107, 0.35); margin-left: 0; }

  .site-header[data-nav-open] .site-nav,
  .site-nav[data-open] { transform: translateY(0); }

  .nav-toggle { display: inline-flex; }
  .header-shell { padding-block: 12px; }
  .site-header[data-scrolled] .header-shell { clip-path: none; margin-block: 0; }
}

@media (max-width: 767px) {
  .footer-inner { grid-template-columns: minmax(0, 1fr); gap: 38px; }
  .footer-cols { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
  .header-actions .btn--cta { display: none; }
  .live-strip { padding-inline: 0.6rem; gap: 0.5rem; }
  .live-strip__badge { font-size: 0.625rem; }
  .live-track { gap: 1.5rem; animation-duration: 32s; }
  @keyframes live-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(calc(-50% - 0.75rem)); }
  }
  .p { max-width: 100%; }
}

@media (max-width: 479px) {
  .footer-cols { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .footer-base__inner { flex-direction: column; align-items: flex-start; }
  .brand__wordmark { font-size: 1rem; }
}

/* 平板竖屏的页脚两段式 */
@media (min-width: 768px) and (max-width: 1023px) {
  .footer-inner { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .footer-cols { grid-column: 1 / -1; order: 2; }
  .footer-contact { order: 3; }
}

/* ==========================================================================
   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;
  }

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

  .live-track { animation: none !important; transform: none !important; }
  .live-dot { animation: none !important; }
  .site-header::after { transition: none !important; }
  .btn:hover { transform: none; }
}