/* ============================================================
   365体育亚洲 · 共享样式 /assets/site.css
   夜场记分牌体系：深墨绿底 + 夜场蓝面板 + 青柠状态 + 琥珀数据
   ============================================================ */

:root {
  --ink: #07120F;
  --ink-2: #0B1F1A;
  --ink-soft: #0A1714;
  --night: #101B33;
  --night-line: #1C2C4A;
  --chalk: #F2F7F5;
  --lime: #C6F94A;
  --amber: #F0B429;
  --orange: #FF8A3D;
  --steel: #6C8A82;
  --line: #1E332C;
  --surface: #142B25;

  --font-head: "Oswald", "Barlow Condensed", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "Roboto Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  --gutter: clamp(16px, 4vw, 44px);
  --rail-w: 280px;
  --header-h: 84px;
  --cut: 18px;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

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

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

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

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

button { font: inherit; color: inherit; }

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

a { color: inherit; }

/* ---------- base ---------- */
body {
  min-height: 100%;
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.85;
  color: var(--chalk);
  background-color: var(--ink);
  background-image:
    repeating-linear-gradient(180deg, rgba(198, 249, 74, .035) 0 1px, transparent 1px 4px),
    radial-gradient(1400px 700px at 84% -12%, rgba(16, 27, 51, .95), transparent 68%),
    radial-gradient(1000px 620px at -6% 104%, rgba(11, 31, 26, .95), transparent 70%);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: .01em;
  text-wrap: balance;
}

#main-content { display: block; }

[id] { scroll-margin-top: calc(var(--header-h) + 18px); }

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- 通用排版组件 ---------- */
.container {
  width: 100%;
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.container--wide { max-width: 1440px; }

.section { padding-block: clamp(40px, 6vw, 88px); }

.section--tint {
  background: var(--ink-2);
  border-block: 1px solid var(--line);
}

.section--night {
  background: var(--night);
  border-block: 1px solid var(--night-line);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--lime);
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.eyebrow--amber { color: var(--amber); }

.display {
  font-family: var(--font-head);
  font-size: clamp(34px, 6vw, 68px);
  font-weight: 700;
  line-height: .98;
  letter-spacing: .01em;
}

.section-title {
  font-size: clamp(26px, 3.6vw, 44px);
  font-weight: 700;
}

.lede {
  max-width: 56ch;
  font-size: clamp(16px, 1.6vw, 18.5px);
  line-height: 1.7;
  color: #C9D8D2;
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -.01em;
}

.prose {
  max-width: 42em;
  font-size: 16.5px;
  line-height: 1.85;
  color: #DFE9E4;
}

.prose p + p { margin-top: 1.05em; }

.prose h2 {
  margin: 1.8em 0 .55em;
  font-size: clamp(22px, 2.4vw, 30px);
}

.prose h3 {
  margin: 1.5em 0 .45em;
  font-size: clamp(18px, 1.9vw, 22px);
  color: var(--chalk);
}

.prose ul,
.prose ol {
  margin: 1em 0;
  padding-left: 1.25em;
  list-style: disc;
}

.prose ol { list-style: decimal; }

.prose li { margin-bottom: .4em; }

.prose a {
  color: var(--lime);
  text-underline-offset: 3px;
}

.prose strong { color: var(--chalk); }

/* ---------- 布局骨架 ---------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
}

.grid--2,
.grid--3 {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2.2vw, 28px);
}

/* ---------- 左栏 ---------- */
.rail {
  position: relative;
  display: grid;
  gap: 14px;
}

.rail-title {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--steel);
}

.rail-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.rail-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--steel);
  text-decoration: none;
  white-space: nowrap;
  transition: color .15s ease, background .18s ease, border-color .18s ease;
}

.rail-link::before {
  content: "";
  width: 2px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: height .2s var(--ease), background .2s ease;
}

.rail-link:hover {
  color: var(--chalk);
  background: var(--surface);
}

.rail-link[data-active="true"] {
  color: var(--lime);
  background: rgba(198, 249, 74, .08);
  border-color: rgba(198, 249, 74, .28);
}

.rail-link[data-active="true"]::before {
  height: 14px;
  background: var(--lime);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  cursor: pointer;
  background: none;
  color: var(--chalk);
  transition: background .18s ease, color .15s ease, border-color .18s ease, transform .18s var(--ease);
}

.btn--primary {
  background: var(--lime);
  border-color: var(--lime);
  color: #07120F;
}

.btn--primary:hover { background: #D5FF63; transform: translateY(-1px); }

.btn--ghost {
  background: var(--surface);
  border-color: var(--line);
  color: var(--chalk);
}

.btn--ghost:hover { background: #1A352D; border-color: var(--steel); }

.btn--quiet {
  padding: 6px 0;
  border-radius: 0;
  color: var(--lime);
  border-bottom: 1px solid rgba(198, 249, 74, .4);
}

.btn--quiet:hover { color: #D5FF63; border-bottom-color: var(--lime); }

/* ---------- 标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid rgba(198, 249, 74, .3);
  border-radius: 2px;
  background: rgba(198, 249, 74, .12);
  color: var(--lime);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  line-height: 1.6;
}

.tag--amber {
  background: rgba(240, 180, 41, .12);
  border-color: rgba(240, 180, 41, .34);
  color: var(--amber);
}

.tag--live {
  background: rgba(255, 138, 61, .14);
  border-color: rgba(255, 138, 61, .38);
  color: var(--orange);
}

/* ---------- 卡片 ---------- */
.cut {
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.card {
  position: relative;
  padding: 22px 24px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.card--summary {
  padding-left: 26px;
  background: linear-gradient(180deg, var(--ink-2), #0A1B16);
}

.card--summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  bottom: 14px;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--lime), rgba(198, 249, 74, .15));
}

.card--data {
  background: var(--night);
  border-color: var(--night-line);
}

.card--data .num {
  display: block;
  font-size: clamp(30px, 5vw, 48px);
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
}

.card--step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  padding: 4px 0 4px 22px;
  background: transparent;
  border: 0;
  border-left: 1px dashed var(--line);
}

.step-dot {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(198, 249, 74, .55);
  border-radius: 50%;
  background: var(--ink);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  line-height: 1;
}

/* ---------- 轨迹线 / 斜切分隔 ---------- */
.trace-line {
  position: relative;
  height: 1px;
  background: var(--line);
  overflow: hidden;
}

.trace-line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--lime), var(--amber));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .6s var(--ease);
}

.trace-line.is-drawn::after { transform: scaleX(1); }

.slant-divider {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  height: clamp(52px, 7vw, 76px);
  padding-inline: var(--gutter);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--steel);
  overflow: hidden;
}

.slant-divider::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line) 10%, var(--line) 90%, transparent);
  transform: rotate(-.7deg);
}

.slant-divider > * {
  position: relative;
  padding-right: 16px;
  background: var(--ink);
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  padding-block: 18px 0;
  font-size: 12.5px;
  color: var(--steel);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.breadcrumb li { display: inline-flex; align-items: center; gap: 8px; }

.breadcrumb li::after {
  content: "/";
  color: var(--line);
}

.breadcrumb li:last-child::after { content: ""; }

.breadcrumb a {
  color: var(--steel);
  text-decoration: none;
  transition: color .15s ease;
}

.breadcrumb a:hover { color: var(--lime); }

.breadcrumb [aria-current="page"] { color: var(--chalk); }

/* ---------- 图片容器 ---------- */
.media {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--night);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media--wide { aspect-ratio: 16 / 9; }
.media--tall { aspect-ratio: 3 / 4; }
.media--square { aspect-ratio: 1 / 1; }

.media--bleed { margin-right: calc(var(--gutter) * -1); }

.media-caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  letter-spacing: .02em;
  color: var(--steel);
}

/* ---------- 动效显现 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .5s ease, transform .5s var(--ease);
}

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

/* ============================================================
   头部
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  padding: 12px var(--gutter) 0;
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(7, 18, 15, .96) 0%, rgba(7, 18, 15, .78) 58%, rgba(7, 18, 15, 0) 100%);
}

.header-shell {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 1440px;
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--lime);
  color: #07120F;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-220%);
  transition: transform .2s var(--ease);
}

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

/* 品牌浮岛 */
.brand-island {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  padding: 7px 18px 7px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--chalk);
  text-decoration: none;
  transition: border-color .18s ease, background .18s ease;
}

.brand-island:hover {
  border-color: rgba(198, 249, 74, .4);
  background: #1A352D;
}

.brand-mark {
  display: grid;
  gap: 3px;
  width: 30px;
  height: 30px;
  padding: 8px 6px;
  border: 1px solid rgba(198, 249, 74, .35);
  border-radius: 9px;
  background: linear-gradient(160deg, rgba(198, 249, 74, .18), rgba(240, 180, 41, .08));
}

.brand-mark i {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--lime);
}

.brand-mark i:nth-child(2) { width: 72%; background: var(--amber); }
.brand-mark i:nth-child(3) { width: 46%; background: var(--steel); }

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .05em;
}

.brand-tagline {
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--steel);
}

/* 更新提示 */
.header-utility {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  border: 1px dashed var(--line);
  border-radius: 999px;
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--steel);
}

.utility-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 138, 61, .18);
  animation: dot-breathe 1.6s ease-in-out infinite;
}

.site-header.is-scrolled .utility-dot { animation: none; }

@keyframes dot-breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: .35; }
}

/* 移动按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  margin-left: auto;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--chalk);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--lime);
  box-shadow: 0 -5px 0 var(--lime), 0 5px 0 var(--lime);
  transition: box-shadow .18s ease, transform .18s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar {
  box-shadow: none;
  transform: rotate(45deg) scaleX(1.05);
}

.nav-toggle-label { line-height: 1; }

/* 导航浮岛 */
.nav-island {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list > li { display: flex; }

.nav-link {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--chalk);
  font-size: 14px;
  letter-spacing: .02em;
  text-decoration: none;
  transition: background .18s ease, color .15s ease;
}

.nav-link:hover {
  background: rgba(198, 249, 74, .1);
  color: var(--lime);
}

.nav-link[aria-current="page"] {
  background: var(--lime);
  color: #07120F;
  font-weight: 600;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border: 1px solid rgba(198, 249, 74, .55);
  border-radius: 999px;
  color: var(--lime);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  transition: background .18s ease, color .15s ease;
}

.nav-cta:hover {
  background: var(--lime);
  color: #07120F;
}

/* 阅读进度 */
.read-progress {
  width: 100%;
  max-width: 1440px;
  height: 2px;
  margin: 6px auto 0;
  border-radius: 2px;
  overflow: hidden;
  opacity: 0;
  transition: opacity .2s ease;
}

.site-header.is-scrolled .read-progress { opacity: 1; }

.read-progress-fill {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--lime), var(--amber));
}

/* 回到比分带 */
.scoreback {
  position: fixed;
  right: clamp(12px, 3vw, 28px);
  bottom: clamp(12px, 3vw, 28px);
  z-index: 70;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 19px;
  border: 1px solid var(--lime);
  border-radius: 999px;
  background: var(--lime);
  color: #07120F;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .08em;
  cursor: pointer;
  box-shadow: 0 14px 34px rgba(0, 0, 0, .5);
  transition: background .18s ease, transform .18s var(--ease);
}

.scoreback[hidden] { display: none; }

.scoreback:hover { background: #D5FF63; transform: translateY(-1px); }

/* ============================================================
   页脚
   ============================================================ */
.site-footer {
  position: relative;
  margin-top: clamp(56px, 9vw, 120px);
  background: var(--ink-2);
  border-top: 1px solid var(--line);
  overflow: hidden;
}

.footer-slant {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 132px;
  pointer-events: none;
  background: linear-gradient(115deg, rgba(198, 249, 74, .11), rgba(240, 180, 41, .05) 44%, transparent 74%);
  clip-path: polygon(0 0, 100% 0, 100% 32%, 0 100%);
}

.footer-shell {
  position: relative;
  padding-block: clamp(34px, 5vw, 58px) 0;
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 52px);
  align-items: start;
}

.footer-brand { max-width: 34ch; }

.footer-logo {
  display: inline-block;
  color: var(--chalk);
  font-family: var(--font-head);
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  letter-spacing: .05em;
  line-height: 1.1;
  text-decoration: none;
}

.footer-logo::after {
  content: "";
  display: block;
  width: 46px;
  height: 3px;
  margin-top: 11px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--lime), var(--amber));
}

.footer-brand-note {
  margin-top: 14px;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--steel);
}

.footer-stamp {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 18px;
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--ink);
  font-size: 11.5px;
  letter-spacing: .08em;
  color: var(--amber);
}

.footer-stamp .num {
  font-size: 12.5px;
  font-weight: 700;
}

.stamp-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(240, 180, 41, .16);
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px 26px;
}

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

.footer-col-title {
  margin-bottom: 12px;
  font-family: var(--font-body);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--steel);
}

.footer-links {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-link {
  display: inline-block;
  font-size: 14px;
  line-height: 1.6;
  color: #CFDCD7;
  text-decoration: none;
  transition: color .15s ease, transform .15s var(--ease);
}

.footer-link:hover {
  color: var(--lime);
  transform: translateX(3px);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 24px;
  margin-top: clamp(28px, 4vw, 46px);
  padding-block: 20px 30px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--steel);
}

.footer-legal {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
}

.footer-contact { color: var(--steel); }

.footer-note {
  flex: 1 1 100%;
  max-width: 78ch;
  color: rgba(108, 138, 130, .88);
}

/* ============================================================
   响应式
   ============================================================ */
@media (min-width: 720px) {
  .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 860px) {
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

  .footer-top {
    grid-template-columns: minmax(240px, 1fr) minmax(0, 1.55fr);
  }
}

@media (min-width: 1024px) {
  .split {
    grid-template-columns: var(--rail-w) minmax(0, 1fr);
  }

  .rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .rail-list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }
}

@media (max-width: 1240px) {
  .header-utility { display: none; }
}

@media (max-width: 1080px) {
  .nav-link { padding: 8px 10px; font-size: 13px; }
  .nav-cta { padding: 8px 12px; font-size: 12px; }
  .brand-tagline { display: none; }
}

@media (max-width: 960px) {
  :root { --header-h: 78px; }

  .site-header { padding: 10px var(--gutter) 0; }

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

  .nav-island {
    position: fixed;
    top: 88px;
    left: 12px;
    right: 12px;
    display: block;
    margin-left: 0;
    padding: 14px;
    border: 1px solid var(--night-line);
    border-radius: 18px;
    background: var(--night);
    box-shadow: 0 26px 64px rgba(0, 0, 0, .62);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .2s ease, transform .22s var(--ease), visibility .2s linear;
  }

  .nav-island[data-open="true"] {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 3px;
  }

  .nav-link {
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 15px;
  }

  .nav-cta {
    display: flex;
    justify-content: center;
    margin-top: 10px;
    padding: 12px 14px;
    font-size: 13.5px;
  }
}

@media (max-width: 520px) {
  body { font-size: 16px; line-height: 1.8; }

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

  .brand-name { font-size: 15.5px; }

  .brand-island { padding-right: 14px; }

  .scoreback { font-size: 11.5px; padding: 10px 15px; }
}

/* ============================================================
   减少动态
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

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

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

  .trace-line::after { transform: scaleX(1); }
}