/* ==========================================================================
   欧凯体育场 · site.css —— 共享外壳与基础组件
   ========================================================================== */

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

:root {
  --ink: #06231E;
  --char: #0B0E0D;
  --stand: #10382F;
  --lime: #C3F53C;
  --amber: #F2B23C;
  --amber-deep: #8A5A12;
  --chalk: #F3F7F4;
  --mist: #9FB3AB;
  --wine: #7A2233;
  --indigo: #1B2440;

  --line: rgba(159, 179, 171, .22);
  --line-lime: rgba(195, 245, 60, .28);
  --line-soft: rgba(159, 179, 171, .14);
  --glass: rgba(11, 14, 13, .74);

  --font-display: 'Barlow Condensed', 'Oswald', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-num: 'DM Mono', 'Roboto Mono', 'JetBrains Mono', ui-monospace, monospace;
  --font-serif: 'Noto Serif SC', 'Source Han Serif SC', Georgia, serif;

  --rail: 1320px;
  --r-sm: 8px;
  --r-md: 14px;
  --r-pill: 999px;
  --head-h: 76px;
}

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

body {
  margin: 0;
  background: var(--ink);
  color: var(--chalk);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

h1, h2, h3, h4, h5 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.08;
}

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

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

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

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

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

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

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 4px;
}

#main-content { scroll-margin-top: calc(var(--head-h) + 20px); }

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

/* ---------- 排版原子 ---------- */
.h-display {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(38px, 7vw, 84px);
  line-height: .96;
  letter-spacing: -.03em;
}
.h-section {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(22px, 3vw, 30px);
  letter-spacing: -.01em;
  line-height: 1.25;
}
.h-card {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.4;
  letter-spacing: 0;
}
.lede {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: clamp(16px, 2vw, 19px);
  line-height: 1.85;
  color: #DCE7E0;
  max-width: 40ch;
}
.eyebrow {
  display: inline-block;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--amber);
}
.num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}

/* ---------- 布局容器 ---------- */
.wrap {
  width: 100%;
  max-width: var(--rail);
  margin: 0 auto;
  padding: 0 24px;
}
.wrap--narrow { max-width: 820px; }

.section { padding: 64px 0; }
.section--tight { padding: 40px 0; }

.page-head { padding: calc(var(--head-h) + 56px) 0 34px; }

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px 28px;
  flex-wrap: wrap;
  margin-bottom: 26px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.section-head p { margin: 0; color: var(--mist); font-size: 14.5px; max-width: 46ch; }

.grid { display: grid; gap: 18px; }
.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--split { grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr); }

/* ---------- 面板与色块 ---------- */
.panel {
  position: relative;
  padding: 22px;
  border-radius: var(--r-md);
  background: var(--stand);
  border: 1px solid var(--line-soft);
}
.panel--glass {
  background: rgba(16, 56, 47, .42);
  border-color: var(--line-lime);
  backdrop-filter: blur(12px) saturate(130%);
  -webkit-backdrop-filter: blur(12px) saturate(130%);
}
.panel--wine {
  background: linear-gradient(158deg, rgba(122, 34, 51, .55), rgba(11, 14, 13, .7));
  border-color: rgba(122, 34, 51, .7);
}
.panel--indigo {
  background: linear-gradient(158deg, rgba(27, 36, 64, .72), rgba(11, 14, 13, .7));
  border-color: rgba(27, 36, 64, .95);
}

/* ---------- 标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 2px;
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--lime);
  background: rgba(195, 245, 60, .1);
  border: 1px solid rgba(195, 245, 60, .3);
  white-space: nowrap;
}
.tag--amber {
  color: var(--amber);
  background: rgba(242, 178, 60, .1);
  border-color: rgba(242, 178, 60, .34);
}
.tag--wine {
  color: #F0A8B5;
  background: rgba(122, 34, 51, .28);
  border-color: rgba(122, 34, 51, .78);
}
.tag--mist {
  color: var(--mist);
  background: rgba(159, 179, 171, .08);
  border-color: var(--line);
}

.cut-tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px 6px 11px;
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: var(--lime);
  color: var(--ink);
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  transition: clip-path .2s ease, background .2s ease;
}
.cut-tag:hover {
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  background: #D6FF62;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--r-pill);
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.1;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.btn--lime { background: var(--lime); color: var(--ink); }
.btn--lime:hover { background: #D6FF62; transform: translateY(-2px); }
.btn--ghost {
  background: rgba(16, 56, 47, .45);
  border-color: var(--line);
  color: var(--chalk);
}
.btn--ghost:hover { border-color: var(--lime); color: var(--lime); }
.btn--cut {
  border-radius: 0;
  clip-path: polygon(11px 0, 100% 0, 100% calc(100% - 11px), calc(100% - 11px) 100%, 0 100%, 0 11px);
}

/* ---------- 筛选 chips ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 13px;
  border-radius: var(--r-pill);
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--chalk);
  background: rgba(27, 36, 64, .55);
  border: 1px solid var(--line);
  transition: background .16s ease, color .16s ease, border-color .16s ease;
}
.chip:hover { border-color: var(--line-lime); color: var(--lime); }
.chip.is-active,
.chip[aria-pressed="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
  font-weight: 700;
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--mist);
}
.breadcrumb li { display: inline-flex; align-items: center; gap: 8px; }
.breadcrumb li + li::before { content: '/'; color: rgba(159, 179, 171, .45); }
.breadcrumb a { color: var(--mist); }
.breadcrumb a:hover { color: var(--lime); }
.breadcrumb [aria-current="page"] { color: var(--chalk); }

/* ---------- 侧栏目录 ---------- */
.toc { display: grid; gap: 2px; }
.toc a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 12px;
  font-size: 14px;
  color: var(--mist);
  border-left: 2px solid transparent;
  transition: color .16s ease, border-color .16s ease, background .16s ease;
}
.toc a:hover,
.toc a[aria-current="true"] {
  color: var(--chalk);
  border-color: var(--lime);
  background: rgba(195, 245, 60, .06);
}

/* ---------- 数据条带 / 统计 ---------- */
.strip {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(11, 14, 13, .55);
}
.stat {
  flex: 0 0 auto;
  min-width: 150px;
  padding: 18px 20px;
  border-left: 1px solid var(--line);
}
.stat:first-child { border-left: 0; }
.stat-value {
  display: block;
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 36px;
  font-weight: 600;
  line-height: 1;
  color: var(--lime);
  letter-spacing: -.02em;
}
.stat-label {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--mist);
}

.scroll-x {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--amber-deep) transparent;
}
.scroll-x::-webkit-scrollbar { height: 6px; }
.scroll-x::-webkit-scrollbar-track { background: transparent; }
.scroll-x::-webkit-scrollbar-thumb {
  background: var(--amber-deep);
  border-radius: 99px;
}

/* ---------- 图片容器 ---------- */
.figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--r-md);
  border: 1px solid var(--line);
  background: linear-gradient(140deg, rgba(16, 56, 47, .95), rgba(11, 14, 13, .95));
  aspect-ratio: 16 / 9;
}
.figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.figure--wide { aspect-ratio: 21 / 9; }
.figure--tall { aspect-ratio: 3 / 4; }
.figure--square { aspect-ratio: 1 / 1; }
.figure::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 46%;
  background: linear-gradient(180deg, transparent, rgba(6, 35, 30, .88));
  pointer-events: none;
}
.figure figcaption {
  position: absolute;
  left: 14px; right: 14px; bottom: 12px;
  z-index: 2;
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--mist);
}

/* ---------- 显现动效 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
}
[data-reveal].is-in {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .55s ease, transform .55s cubic-bezier(.22, .7, .3, 1);
}

/* ==========================================================================
   跳转链接
   ========================================================================== */
.skip-link {
  position: fixed;
  top: 10px;
  left: 50%;
  transform: translate(-50%, -160%);
  z-index: 200;
  padding: 10px 20px;
  border-radius: var(--r-pill);
  background: var(--lime);
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  transition: transform .2s ease;
}
.skip-link:focus { transform: translate(-50%, 0); }

/* ==========================================================================
   头部
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 90;
  padding: 10px 16px 0;
  transition: padding .28s ease;
}
.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(6, 35, 30, .94), rgba(6, 35, 30, .46) 62%, rgba(6, 35, 30, 0));
}

.header-rail {
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: var(--rail);
  margin: 0 auto;
  padding: 8px 12px;
  border-radius: var(--r-pill);
  background: var(--glass);
  border: 1px solid var(--line-soft);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  box-shadow: 0 20px 44px -30px rgba(0, 0, 0, .95);
  transition: padding .28s ease, border-color .28s ease, background .28s ease;
}
.site-header.is-scrolled { padding-top: 8px; }
.site-header.is-scrolled .header-rail {
  padding: 5px 10px;
  border-color: var(--line-lime);
  background: rgba(8, 26, 22, .86);
}

/* 品牌 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  padding-right: 6px;
}
.brand-mark {
  width: 26px;
  height: 26px;
  flex: 0 0 auto;
  background: var(--lime);
  clip-path: polygon(0 0, 100% 0, 100% 62%, 62% 100%, 0 100%);
  box-shadow: 0 0 22px rgba(195, 245, 60, .45);
}
.brand-text { display: flex; flex-direction: column; gap: 2px; }
.brand-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1;
  letter-spacing: .01em;
  color: var(--chalk);
  white-space: nowrap;
  transition: font-size .28s ease;
}
.brand-sub {
  font-family: var(--font-num);
  font-size: 10.5px;
  line-height: 1;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--mist);
  white-space: nowrap;
}
.site-header.is-scrolled .brand-name { font-size: 17px; }

/* 移动端汉堡 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  padding: 7px 13px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line-lime);
  color: var(--chalk);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}
.nav-toggle-bars {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
  width: 16px;
}
.nav-toggle-bars span {
  display: block;
  height: 2px;
  background: var(--lime);
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* 导航 */
.site-nav { position: static; flex: 1 1 auto; min-width: 0; }
.nav-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.nav-item { flex: 0 0 auto; }
.nav-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 15px;
  border-radius: var(--r-pill);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  color: var(--mist);
  background: rgba(16, 56, 47, .42);
  border: 1px solid var(--line);
  transition: color .18s ease, background .18s ease, border-color .18s ease, transform .18s ease;
}
.nav-pill:hover {
  color: var(--chalk);
  background: rgba(16, 56, 47, .85);
  border-color: var(--line-lime);
  transform: translateY(-1px);
}
.nav-pill[aria-current="page"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
  box-shadow: 0 0 0 4px rgba(195, 245, 60, .14);
}
.nav-pill[aria-current="page"]::before {
  content: '';
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  background: var(--ink);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
}

/* 实用区 */
.header-utility {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}
.refresh-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  border-radius: var(--r-pill);
  border: 1px dashed rgba(159, 179, 171, .32);
  font-family: var(--font-num);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--mist);
  white-space: nowrap;
}
.refresh-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 10px var(--lime);
  animation: refresh-pulse 2.4s ease-in-out infinite;
}
@keyframes refresh-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .3; }
}
.utility-cta {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  font-family: var(--font-body);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--amber);
  background: rgba(242, 178, 60, .12);
  clip-path: polygon(9px 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%, 0 9px);
  transition: background .18s ease, color .18s ease;
}
.utility-cta:hover { background: var(--amber); color: var(--char); }

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer {
  position: relative;
  margin-top: 80px;
  background: var(--char);
  color: var(--mist);
  border-top: 1px solid rgba(195, 245, 60, .16);
}
.site-footer::before {
  content: '';
  position: absolute;
  top: -1px; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg,
    var(--lime) 0 22%,
    var(--amber) 22% 34%,
    var(--wine) 34% 40%,
    transparent 40%);
  opacity: .9;
}
.footer-rail {
  max-width: 1380px;
  margin: 0 auto;
  padding: 56px 24px 30px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr 1fr;
  gap: 34px;
}
.footer-brand { display: grid; gap: 14px; justify-items: start; }
.brand--footer .brand-name { font-size: 21px; }
.brand--footer .brand-sub { color: var(--lime); }
.footer-pitch {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.8;
  color: #C9D6CF;
  max-width: 32ch;
}
.footer-contact { display: grid; gap: 8px; }
.footer-contact li { display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: baseline; }
.contact-key {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--amber);
  min-width: 4.6em;
}
.contact-val {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-size: 13.5px;
  color: var(--chalk);
}
.footer-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--mist);
  max-width: 40ch;
  padding-left: 12px;
  border-left: 2px solid rgba(195, 245, 60, .3);
}
.footer-col-title {
  margin: 0 0 14px;
  font-family: var(--font-num);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--lime);
}
.footer-links { display: grid; gap: 9px; }
.footer-links a {
  display: inline-block;
  padding-left: 0;
  font-size: 14.5px;
  color: var(--mist);
  border-left: 2px solid transparent;
  transition: color .16s ease, padding-left .16s ease, border-color .16s ease;
}
.footer-links a:hover {
  color: var(--chalk);
  padding-left: 8px;
  border-color: var(--lime);
}
.footer-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  margin-top: 44px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .06em;
}
.footer-band p { margin: 0; }
.footer-legal { color: var(--mist); }
.footer-copy { color: var(--amber); }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1180px) {
  .footer-top { grid-template-columns: 1.6fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-pitch { max-width: 52ch; }
}

@media (max-width: 1040px) {
  :root { --head-h: 70px; }

  .refresh-chip { display: none; }

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

  .site-nav {
    position: absolute;
    top: calc(100% + 6px);
    left: 16px;
    right: 16px;
    padding: 10px;
    border-radius: 20px;
    background: rgba(8, 26, 22, .97);
    border: 1px solid var(--line-lime);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    box-shadow: 0 34px 66px -32px #000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity .22s ease, transform .22s ease, visibility .22s;
  }
  .site-nav[data-open] {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .nav-list {
    justify-content: flex-start;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--amber-deep) transparent;
  }
  .nav-list::-webkit-scrollbar { height: 5px; }
  .nav-list::-webkit-scrollbar-track { background: transparent; }
  .nav-list::-webkit-scrollbar-thumb { background: var(--amber-deep); border-radius: 99px; }
  .nav-item--priority { order: -1; }
}

@media (max-width: 900px) {
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--split { grid-template-columns: minmax(0, 1fr); }
  .section { padding: 52px 0; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  body { font-size: 16px; }
  .wrap, .footer-rail { padding-left: 18px; padding-right: 18px; }
  .site-header { padding: 8px 10px 0; }
  .brand-name { font-size: 16.5px; }
  .brand-sub { font-size: 9.5px; letter-spacing: .06em; }
  .utility-cta { padding: 7px 11px; font-size: 12.5px; }
  .nav-toggle-text { display: none; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .stat { min-width: 128px; padding: 14px 16px; }
  .stat-value { font-size: 28px; }
  .h-display { font-size: clamp(38px, 11vw, 44px); }
  .footer-band { flex-direction: column; align-items: flex-start; }
}

/* ==========================================================================
   动效偏好
   ========================================================================== */
@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;
  }
}