/* ===== 金莎体育官网 · 共享样式表 /assets/site.css ===== */

/* --- 1. 变量与字体 --- */
:root {
  --gold: #F5A623;
  --gold-deep: #C97F12;
  --navy: #0A1730;
  --navy-mid: #14294A;
  --lime: #35F0A6;
  --violet: #8A6BFF;
  --mist: #F2F5F9;
  --ink: #16202E;
  --gray: #7C8DA6;
  --alert: #FF5C6C;
  --glass: rgba(255, 255, 255, 0.08);
  --line: rgba(255, 255, 255, 0.12);
  --line-soft: rgba(255, 255, 255, 0.07);
  --on-dark: rgba(242, 245, 249, 0.74);
  --on-dark-strong: rgba(242, 245, 249, 0.92);

  --font-display: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-body: "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;

  --fs-12: 12px;
  --fs-14: 14px;
  --fs-16: 16px;
  --fs-20: 20px;
  --fs-28: 28px;
  --fs-40: 40px;
  --fs-56: 56px;

  --sp-1: 8px;
  --sp-2: 16px;
  --sp-3: 24px;
  --sp-4: 48px;
  --sp-5: 72px;

  --page-max: 1280px;
  --pad: 64px;
  --radius: 6px;
  --radius-pill: 999px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* --- 2. 重置与基础 --- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 132px;
}

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--navy);
  color: var(--mist);
  font-family: var(--font-body);
  font-size: var(--fs-16);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.is-nav-open { overflow: hidden; }

h1, h2, h3, h4 {
  margin: 0 0 var(--sp-2);
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.25;
  color: #fff;
}

h1 { font-size: var(--fs-40); }
h2 { font-size: var(--fs-28); }
h3 { font-size: var(--fs-20); }

p { margin: 0 0 var(--sp-2); }
p:last-child { margin-bottom: 0; }

a { color: var(--gold); text-decoration: none; transition: color 200ms var(--ease); }
a:hover { color: #FFC65C; }

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

img, svg, picture { max-width: 100%; }
img { height: auto; }

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

[hidden] { display: none !important; }

hr {
  border: 0;
  height: 1px;
  background: var(--line);
  margin: var(--sp-4) 0;
}

/* --- 3. 无障碍 --- */
:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  padding: 10px 22px;
  background: var(--gold);
  color: #1A1200;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-14);
  border-radius: 0 0 var(--radius) var(--radius);
  transition: top 200ms var(--ease);
}
.skip-link:focus { top: 0; color: #1A1200; }

/* --- 4. 排版工具 --- */
.mono,
[data-numeric],
.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  letter-spacing: -0.01em;
}

.section-index,
.label-mono {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
}

.text-muted { color: var(--gray); }
.text-lime { color: var(--lime); }
.text-violet { color: var(--violet); }
.text-alert { color: var(--alert); }

/* --- 5. 布局 --- */
.container {
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--sp-3);
}

/* --- 6. 按钮 --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-1);
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: transform 200ms var(--ease), background-color 200ms var(--ease),
              border-color 200ms var(--ease), color 200ms var(--ease);
}

.btn--primary {
  background: var(--gold);
  color: #1A1200;
}
.btn--primary:hover {
  background: #FFB93C;
  color: #1A1200;
  transform: translateY(-2px);
}

.btn--ghost {
  background: var(--glass);
  border-color: var(--line);
  color: var(--mist);
}
.btn--ghost:hover {
  border-color: var(--gold);
  color: #fff;
  transform: translateY(-2px);
}

/* --- 7. 面包屑 --- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
}
.breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  color: var(--gray);
}
.breadcrumbs li + li::before {
  content: "/";
  color: rgba(255, 255, 255, 0.25);
}
.breadcrumbs a { color: var(--on-dark); }
.breadcrumbs a:hover { color: var(--gold); }

/* --- 8. 图片容器基础规则 --- */
.media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-color: var(--navy-mid);
  background-image:
    linear-gradient(135deg, rgba(20, 41, 74, 0.95) 0%, rgba(10, 23, 48, 1) 100%);
}
.media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media:empty::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.media--wide { aspect-ratio: 16 / 9; }
.media--square { aspect-ratio: 1 / 1; }
.media__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 23, 48, 0) 42%, rgba(10, 23, 48, 0.88) 100%);
  pointer-events: none;
}
.media__tag {
  position: absolute;
  left: 12px;
  bottom: 12px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(10, 23, 48, 0.78);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ============ 9. 页头 ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(10, 23, 48, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background-color 200ms var(--ease), box-shadow 200ms var(--ease);
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}
.site-header[data-stuck] {
  background: rgba(10, 23, 48, 0.86);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.4);
}

.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.06);
  pointer-events: none;
}
.scroll-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--gold) 0%, var(--violet) 55%, var(--lime) 100%);
  transition: width 120ms linear;
}

.header-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 22px var(--pad) 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  grid-template-rows: auto auto;
  column-gap: var(--sp-3);
  row-gap: 2px;
  align-items: center;
}

/* 品牌字标 */
.brand {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
  justify-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  text-decoration: none;
}
.brand__mark {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: var(--fs-28);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--gold);
  -webkit-text-fill-color: var(--gold);
}
@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .brand__mark {
    background: linear-gradient(92deg, #FFFFFF 0%, #FFFFFF 40%, var(--gold) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
  }
}
.brand__sub {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--gray);
  white-space: nowrap;
}

/* 主导航 */
.site-nav {
  grid-column: 1 / -1;
  grid-row: 2 / 3;
  justify-self: center;
  padding-bottom: 12px;
}
.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 2px;
}
.site-nav__item { display: block; }
.site-nav__link {
  display: inline-block;
  padding: 9px 16px;
  border-bottom: 2px solid transparent;
  border-left: 2px solid transparent;
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--on-dark);
  text-decoration: none;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background-color 200ms var(--ease);
}
.site-nav__link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}
.site-nav__link[aria-current="page"] {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 工具区 */
.header-utility {
  grid-column: 3 / 4;
  grid-row: 1 / 2;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.util-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--glass);
  color: var(--on-dark-strong);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 200ms var(--ease), color 200ms var(--ease), background-color 200ms var(--ease);
}
.util-btn:hover {
  border-color: var(--gold);
  color: #fff;
  background: rgba(245, 166, 35, 0.1);
}
.util-btn--icon { padding: 8px 11px; }
.util-btn__icon { color: var(--gold); font-size: 12px; line-height: 1; }
.util-btn__text { white-space: nowrap; }

.util-count {
  min-width: 20px;
  padding: 1px 6px;
  border-radius: var(--radius-pill);
  background: rgba(53, 240, 166, 0.14);
  color: var(--lime);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--fs-12);
  line-height: 1.6;
  text-align: center;
}

.icon-search {
  position: relative;
  display: inline-block;
  width: 13px;
  height: 13px;
  border: 2px solid currentColor;
  border-radius: 50%;
}
.icon-search::after {
  content: "";
  position: absolute;
  right: -5px;
  bottom: -2px;
  width: 7px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transform: rotate(45deg);
}

/* 移动端汉堡 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: var(--sp-1);
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: var(--glass);
  color: var(--mist);
  font-size: 13px;
  cursor: pointer;
  transition: border-color 200ms var(--ease), color 200ms var(--ease);
}
.nav-toggle:hover { border-color: var(--gold); color: #fff; }
.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 3px;
  width: 16px;
}
.nav-toggle__bars span {
  display: block;
  height: 2px;
  width: 100%;
  background: currentColor;
  border-radius: 2px;
  transition: transform 200ms var(--ease), opacity 200ms var(--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); }
.nav-toggle__text { white-space: nowrap; }

/* 检索面板 */
.search-panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  width: min(560px, calc(100% - 40px));
  padding: var(--sp-3);
  background: var(--navy-mid);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.5);
  z-index: 6;
}
.search-panel__label {
  display: block;
  margin-bottom: var(--sp-1);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
}
.search-panel__input {
  width: 100%;
  min-height: 42px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(10, 23, 48, 0.7);
  color: var(--mist);
  font-size: var(--fs-14);
}
.search-panel__input::placeholder { color: rgba(242, 245, 249, 0.45); }
.search-panel__input:focus-visible { border-color: var(--gold); }
.search-panel__list {
  margin-top: var(--sp-2);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.search-panel__item { display: block; }
.search-panel__link {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--on-dark-strong);
  font-size: var(--fs-14);
  text-decoration: none;
  transition: background-color 200ms var(--ease), color 200ms var(--ease);
}
.search-panel__link:hover { background: rgba(245, 166, 35, 0.12); color: #fff; }
.search-panel__key {
  flex: none;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: rgba(138, 107, 255, 0.18);
  color: var(--violet);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
}
.search-panel__empty {
  margin: var(--sp-2) 0 0;
  font-size: var(--fs-14);
  color: var(--gray);
}

/* 吸顶收拢态 */
.site-header[data-stuck] .header-inner {
  grid-template-columns: auto 1fr auto;
  grid-template-rows: 56px;
  padding: 0 var(--pad);
  column-gap: var(--sp-3);
}
.site-header[data-stuck] .brand {
  grid-column: 1 / 2;
  grid-row: 1 / 2;
  justify-self: start;
  flex-direction: row;
  align-items: baseline;
  gap: 10px;
}
.site-header[data-stuck] .brand__mark { font-size: 18px; }
.site-header[data-stuck] .brand__sub { display: none; }
.site-header[data-stuck] .site-nav {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
  justify-self: center;
  padding-bottom: 0;
}
.site-header[data-stuck] .site-nav__link { padding: 7px 14px; }
.site-header[data-stuck] .header-utility {
  grid-column: 3 / 4;
  grid-row: 1 / 2;
}
.site-header[data-stuck] .skip-link:focus { top: 0; }

/* ============ 10. 页脚 ============ */
.site-footer {
  position: relative;
  margin-top: var(--sp-5);
  background: #071022;
  border-top: 1px solid var(--line);
  color: var(--on-dark-strong);
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold) 0%, var(--violet) 48%, var(--lime) 100%);
}

.footer-inner {
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--sp-5) var(--pad) var(--sp-3);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(240px, 1.1fr) 2.4fr;
  gap: var(--sp-4);
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--sp-2);
}
.brand--footer {
  grid-column: auto;
  grid-row: auto;
  justify-self: start;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}
.brand--footer .brand__mark { font-size: var(--fs-20); }
.brand--footer .brand__sub { color: var(--gray); }

.footer-tagline {
  margin: 0;
  max-width: 26ch;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--on-dark);
}

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

.footer-col__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 var(--sp-2);
  font-size: var(--fs-16);
  font-weight: 900;
  color: #fff;
  letter-spacing: 0.01em;
}
.footer-col__index {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--gold);
}

.footer-col__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col__list a {
  font-size: var(--fs-14);
  color: var(--on-dark);
  border-bottom: 1px solid transparent;
  transition: color 200ms var(--ease), border-color 200ms var(--ease);
}
.footer-col__list a:hover {
  color: var(--gold);
  border-bottom-color: var(--gold-deep);
}
.footer-col__list--plain li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.footer-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
}
.footer-value {
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--on-dark-strong);
  word-break: break-word;
}

.footer-bottom {
  margin-top: var(--sp-4);
  padding-top: var(--sp-2);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px var(--sp-3);
  font-size: var(--fs-12);
  color: rgba(242, 245, 249, 0.6);
}
.footer-legal { margin: 0; }
.footer-legal__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
}
.footer-legal__links li { display: inline-flex; align-items: center; gap: var(--sp-1); }
.footer-legal__links li + li::before { content: "|"; color: rgba(255, 255, 255, 0.22); }
.footer-legal__links a { color: rgba(242, 245, 249, 0.6); }
.footer-legal__links a:hover { color: var(--gold); }
.footer-copy { margin: 0; margin-left: auto; }

/* ============ 11. 响应式 ============ */
@media (max-width: 1080px) {
  :root { --pad: 40px; }
  .footer-top { grid-template-columns: 1fr; gap: var(--sp-4); }
}

@media (max-width: 920px) {
  :root { --pad: 20px; }
  html { scroll-padding-top: 84px; }

  .header-inner {
    grid-template-columns: 1fr auto;
    grid-template-rows: auto;
    padding: 14px var(--pad);
    column-gap: var(--sp-1);
  }
  .brand {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
    justify-self: start;
    align-items: flex-start;
  }
  .brand__mark { font-size: 22px; }
  .header-utility {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }
  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    left: auto;
    width: min(340px, 86vw);
    height: 100vh;
    padding: 84px var(--sp-3) var(--sp-3);
    background: linear-gradient(180deg, #14294A 0%, #0A1730 100%);
    border-left: 1px solid var(--line);
    box-shadow: -18px 0 44px rgba(0, 0, 0, 0.45);
    transform: translateX(102%);
    transition: transform 260ms var(--ease);
    overflow-y: auto;
    z-index: 90;
    grid-column: auto;
    grid-row: auto;
    justify-self: stretch;
  }
  .site-nav[data-open] { transform: translateX(0); }
  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 0;
  }
  .site-nav__link {
    display: block;
    padding: 14px 12px;
    font-size: 17px;
    border-bottom: 1px solid var(--line-soft);
    border-left: 2px solid transparent;
    border-radius: 0;
  }
  .site-nav__link:hover { background: rgba(255, 255, 255, 0.04); }
  .site-nav__link[aria-current="page"] {
    border-bottom-color: var(--line-soft);
    border-left-color: var(--gold);
    background: rgba(245, 166, 35, 0.08);
  }

  .site-header[data-stuck] .header-inner {
    grid-template-columns: 1fr auto;
    grid-template-rows: auto;
    padding: 10px var(--pad);
  }
  .site-header[data-stuck] .brand {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
    flex-direction: row;
    align-items: baseline;
    gap: var(--sp-1);
  }
  .site-header[data-stuck] .brand__mark { font-size: 18px; }
  .site-header[data-stuck] .site-nav {
    grid-column: auto;
    grid-row: auto;
    justify-self: stretch;
    padding-bottom: var(--sp-3);
  }
  .site-header[data-stuck] .site-nav__link { padding: 14px 12px; }
  .site-header[data-stuck] .header-utility {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }

  .footer-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-3); }
  .footer-copy { margin-left: 0; }
}

@media (max-width: 640px) {
  h1 { font-size: var(--fs-28); }
  h2 { font-size: var(--fs-20); }

  .util-btn__text { display: none; }
  .util-btn { padding: 8px 10px; }
  .brand__sub { font-size: 11px; }

  .search-panel { width: calc(100% - 24px); padding: var(--sp-2); }

  .footer-cols { grid-template-columns: 1fr; }
  .footer-inner { padding-top: var(--sp-4); }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: var(--sp-1); }
  .footer-legal__links { flex-direction: column; gap: 4px; }
  .footer-legal__links li + li::before { content: none; }
}

/* ============ 12. 减少动效 ============ */
@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;
  }
  .btn:hover,
  .btn--ghost:hover,
  .btn--primary:hover { transform: none; }
  .site-nav { transition: none; }
  .scroll-progress__bar { transition: none; }
}