/* =========================================================
   宝威体育 · 全站共享样式 /assets/site.css
   深墨蓝场地 + 暖白纸面 + 荧光青绿锚点 + 琥珀时间戳
   ========================================================= */

/* ---------- 1. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body, h1, h2, h3, h4, h5, p, ul, ol, li, figure, figcaption, blockquote, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; }
[hidden] { display: none !important; }

/* ---------- 2. Tokens ---------- */
:root {
  --shell: 1220px;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --gap: clamp(1rem, 2.4vw, 1.75rem);

  --c-ink: #0A1420;
  --c-ink-deep: #05080D;
  --c-paper: #F4F1EA;
  --c-mint: #2EF2C4;
  --c-amber: #F5A524;
  --c-cool: #8A98A6;
  --c-teal: #123B3A;
  --c-mint-soft: #D9FFF4;
  --c-white: #FFFFFF;

  --line-dark: rgba(138, 152, 166, 0.22);
  --line-mint: rgba(46, 242, 196, 0.32);
  --line-ink: rgba(10, 20, 32, 0.9);

  --font-display: "Archivo Black", "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, 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: "IBM Plex Mono", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --fs-body: clamp(1rem, 0.28vw + 0.95rem, 1.125rem);
  --fs-h1: clamp(2.6rem, 6vw, 5.8rem);
  --fs-h2: clamp(1.8rem, 3.2vw, 3rem);
  --fs-h3: clamp(1.15rem, 1.2vw + 0.9rem, 1.5rem);
  --fs-label: 0.72rem;

  --radius: 2px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --shadow-paper: 10px 10px 0 -1px rgba(244, 241, 234, 0.10), 10px 10px 0 0 rgba(244, 241, 234, 0.22);
  --shadow-paper-dark: 10px 10px 0 -1px rgba(46, 242, 196, 0.10), 10px 10px 0 0 rgba(46, 242, 196, 0.20);
}

/* ---------- 3. Base & 中文排版 ---------- */
html {
  background: var(--c-ink);
  scroll-behavior: smooth;
  scroll-padding-top: 8rem;
  -webkit-text-size-adjust: 100%;
}
body {
  background-color: transparent;
  color: var(--c-paper);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.75;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: -10%;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(138, 152, 166, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(138, 152, 166, 0.055) 1px, transparent 1px),
    radial-gradient(circle at 78% 12%, rgba(46, 242, 196, 0.10), transparent 46%);
  background-size: 72px 72px, 72px 72px, 100% 100%;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); letter-spacing: 0; }
p { max-width: 72ch; }
main { display: block; }
::selection { background: var(--c-mint); color: var(--c-ink-deep); }

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

/* ---------- 4. 工具类 ---------- */
.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
}
.container {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { max-width: 820px; }
.section { padding-block: clamp(2.5rem, 6vw, 5rem); }
.prose { max-width: 72ch; line-height: 1.85; }
.prose > * + * { margin-top: 1.1em; }
.rule { height: 1px; border: 0; background: var(--line-dark); }
.eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--c-mint);
  margin-bottom: 0.7rem;
}
.section-head {
  display: grid;
  gap: 0.8rem 1.5rem;
  align-items: end;
  margin-bottom: clamp(1.4rem, 3vw, 2.4rem);
}
.section-head__aside {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cool);
}
.grid { display: grid; gap: var(--gap); }
.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--split { grid-template-columns: 1fr; }
@media (min-width: 680px) {
  .grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid--split { grid-template-columns: 1.4fr 1fr; }
  .section-head { grid-template-columns: 1fr auto; }
}

/* ---------- 5. 按钮 / 标签 / 说明牌 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.7rem 1.15rem;
  border: 1px solid var(--c-mint);
  background: transparent;
  color: var(--c-mint);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  transition: background-color 0.22s var(--ease), color 0.22s var(--ease), border-color 0.22s var(--ease), transform 0.22s var(--ease);
}
.btn:hover { background: var(--c-mint); color: var(--c-ink-deep); transform: translateY(-1px); }
.btn--solid { background: var(--c-mint); color: var(--c-ink-deep); }
.btn--solid:hover { background: var(--c-mint-soft); border-color: var(--c-mint-soft); }
.btn--ghost { border-color: rgba(244, 241, 234, 0.45); color: var(--c-paper); }
.btn--ghost:hover { background: var(--c-paper); color: var(--c-ink-deep); border-color: var(--c-paper); }
.btn--amber { border-color: var(--c-amber); color: var(--c-amber); }
.btn--amber:hover { background: var(--c-amber); color: var(--c-ink-deep); }
.btn--sm { padding: 0.5rem 0.75rem; font-size: 0.68rem; letter-spacing: 0.12em; }

.label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.55rem;
  border: 1px solid var(--line-mint);
  color: var(--c-mint);
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-radius: var(--radius);
}
.label--amber { border-color: rgba(245, 165, 36, 0.55); color: var(--c-amber); }
.label--solid { background: var(--c-mint); border-color: var(--c-mint); color: var(--c-ink-deep); }

.plate {
  border-left: 3px solid var(--c-mint);
  padding: 0.5rem 0 0.5rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--c-cool);
}
.plate strong { color: var(--c-paper); font-weight: 600; }

/* ---------- 6. 面板（堆叠画板） ---------- */
.panel {
  position: relative;
  background: var(--c-paper);
  color: var(--c-ink);
  border: 1px solid var(--line-ink);
  border-radius: var(--radius);
  padding: clamp(1.2rem, 3vw, 2rem);
}
.panel .eyebrow { color: var(--c-teal); }
.panel h2, .panel h3 { color: var(--c-ink); }
.panel .rule { background: rgba(10, 20, 32, 0.18); }
.panel--ink {
  background: var(--c-ink-deep);
  color: var(--c-paper);
  border-color: var(--line-mint);
  box-shadow: var(--shadow-paper-dark);
}
.panel--teal {
  background: linear-gradient(155deg, var(--c-teal) 0%, var(--c-ink) 62%, var(--c-ink-deep) 100%);
  color: var(--c-paper);
  border-color: var(--line-mint);
  box-shadow: var(--shadow-paper-dark);
}
.panel--teal h2, .panel--teal h3 { color: var(--c-paper); }
.panel--ink h2, .panel--ink h3 { color: var(--c-paper); }
.panel--stack { box-shadow: var(--shadow-paper); }
.panel--stack::after {
  content: "";
  position: absolute;
  inset: auto -1px -7px 12px;
  height: 6px;
  border: 1px solid rgba(10, 20, 32, 0.35);
  border-top: 0;
  background: rgba(10, 20, 32, 0.12);
  pointer-events: none;
}

/* ---------- 7. 数据指标 / 表格 ---------- */
.stat { display: grid; gap: 0.35rem; }
.stat__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  line-height: 1;
  color: var(--c-mint);
}
.stat__label {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-cool);
}
.table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line-dark);
  background: rgba(5, 8, 13, 0.55);
}
.data-table {
  width: 100%;
  min-width: 520px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.84rem;
}
.data-table th, .data-table td {
  padding: 0.7rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--line-dark);
  white-space: nowrap;
}
.data-table th {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-cool);
  background: rgba(5, 8, 13, 0.7);
}
.data-table tbody tr:hover { background: rgba(46, 242, 196, 0.07); }
.data-table time, .data-table .mark-time { color: var(--c-amber); }

/* ---------- 8. 图片画框（供页面阶段使用） ---------- */
.figure { display: block; margin: 0; }
.figure__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line-mint);
  border-radius: var(--radius);
  background: linear-gradient(160deg, var(--c-teal), var(--c-ink-deep));
}
.figure__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.figure__media--court {
  background-color: var(--c-ink-deep);
  background-image:
    linear-gradient(rgba(46, 242, 196, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 242, 196, 0.18) 1px, transparent 1px),
    linear-gradient(155deg, var(--c-teal), var(--c-ink-deep));
  background-size: 100% 100%, 22% 100%, 100% 100%;
}
.figure--wide .figure__media { aspect-ratio: 21 / 9; }
.figure--tall .figure__media { aspect-ratio: 4 / 5; }
.figure__caption {
  display: block;
  margin-top: 0.6rem;
  padding-left: 0.8rem;
  border-left: 2px solid var(--c-mint);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--c-cool);
}

/* ---------- 9. 面包屑 ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-cool);
}
.breadcrumbs li { display: inline-flex; align-items: center; gap: 0.55rem; }
.breadcrumbs li + li::before { content: "/"; color: rgba(138, 152, 166, 0.55); }
.breadcrumbs a:hover { color: var(--c-mint); }
.breadcrumbs [aria-current="page"] { color: var(--c-mint); }

/* ---------- 10. 筛选条 ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem;
  border: 1px solid var(--line-dark);
  background: rgba(5, 8, 13, 0.6);
  border-radius: var(--radius);
}
.filter-btn {
  padding: 0.5rem 0.85rem;
  border: 1px solid var(--line-dark);
  color: var(--c-cool);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}
.filter-btn:hover { color: var(--c-paper); border-color: var(--c-paper); }
.filter-btn[aria-pressed="true"] { background: var(--c-mint); border-color: var(--c-mint); color: var(--c-ink-deep); }
.filter-bar__status {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--c-amber);
}

/* ---------- 11. 跳转链接 / 进度条 / 回到顶部 ---------- */
.skip-link {
  position: absolute;
  left: 50%;
  top: 0.4rem;
  z-index: 300;
  transform: translate(-50%, -180%);
  padding: 0.6rem 1rem;
  background: var(--c-mint);
  color: var(--c-ink-deep);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: transform 0.2s var(--ease);
}
.skip-link:focus { transform: translate(-50%, 0); }

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 200;
  pointer-events: none;
}
.scroll-progress__bar {
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, var(--c-mint), var(--c-amber));
  transform: scaleX(0);
  transform-origin: 0 50%;
}

.to-top {
  position: fixed;
  right: clamp(0.8rem, 3vw, 1.6rem);
  bottom: clamp(0.8rem, 3vw, 1.6rem);
  z-index: 120;
  padding: 0.6rem 0.9rem;
  border: 1px solid var(--c-mint);
  background: rgba(5, 8, 13, 0.88);
  color: var(--c-mint);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s var(--ease), background-color 0.2s var(--ease), color 0.2s var(--ease);
}
.to-top[data-visible] { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--c-mint); color: var(--c-ink-deep); }

/* ---------- 12. 显现动效 ---------- */
[data-js="on"] [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
[data-js="on"] [data-reveal].is-visible { opacity: 1; transform: none; }

/* ---------- 13. 页头（居中刊头导航） ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--c-ink-deep);
  border-bottom: 1px solid var(--line-mint);
}
.site-header__rail { display: none; }
.site-header__rail-item {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-cool);
  max-width: none;
}
.site-header__inner {
  max-width: var(--shell);
  margin-inline: auto;
  padding: 0.75rem var(--gutter);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0.75rem 1rem;
}
.masthead {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.7rem;
  min-width: 0;
}
.masthead__brand { display: inline-flex; align-items: center; gap: 0.55rem; }
.masthead__glyph {
  width: 0.7rem;
  height: 0.7rem;
  background: var(--c-mint);
  border-radius: 1px;
  box-shadow: 0 0 0 3px rgba(46, 242, 196, 0.16);
  flex: none;
}
.masthead__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.3rem, 4.6vw, 2rem);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-paper);
  white-space: nowrap;
}
.masthead__tag {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--c-mint);
  max-width: none;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--line-mint);
  background: rgba(46, 242, 196, 0.06);
  color: var(--c-paper);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: var(--radius);
}
.nav-toggle__bars {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  background: var(--c-mint);
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background: var(--c-mint);
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle__bars::before { top: -5px; }
.nav-toggle__bars::after { top: 5px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { transform: translateY(-5px) rotate(-45deg); }

.site-nav {
  grid-column: 1 / -1;
  display: none;
  border-top: 1px solid var(--line-mint);
  margin-top: 0.5rem;
  padding-top: 0.35rem;
  max-height: calc(100vh - 7rem);
  overflow-y: auto;
}
.site-nav[data-open] { display: block; }
.site-nav__list { counter-reset: navidx; display: flex; flex-direction: column; }
.site-nav__link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.8rem 0.15rem;
  border-bottom: 1px solid var(--line-dark);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.02rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-paper);
  transition: color 0.2s var(--ease), padding-left 0.2s var(--ease);
}
.site-nav__link::before {
  counter-increment: navidx;
  content: counter(navidx, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--c-cool);
}
.site-nav__link::after {
  content: "→";
  margin-left: auto;
  color: var(--c-mint);
  opacity: 0.35;
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
}
.site-nav__link:hover { color: var(--c-mint); }
.site-nav__link:hover::after { opacity: 1; transform: translateX(3px); }
.site-nav__link[aria-current="page"] { color: var(--c-mint); }
.site-nav__link[aria-current="page"]::after { opacity: 1; }
.site-nav__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.9rem 0 0.4rem;
}

@media (min-width: 900px) {
  .site-header__rail {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    max-width: var(--shell);
    margin-inline: auto;
    padding: 0.5rem var(--gutter);
    border-bottom: 1px solid var(--line-dark);
  }
  .site-header__inner {
    grid-template-columns: 1fr;
    justify-items: center;
    padding: 1.1rem var(--gutter) 0;
  }
  .masthead {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    text-align: center;
    width: 100%;
  }
  .masthead__tag {
    display: inline-block;
    padding-top: 0.35rem;
    border-top: 1px solid var(--line-dark);
    width: min(320px, 60%);
  }
  .nav-toggle { display: none; }
  .site-nav {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 0.75rem 1rem;
    width: 100%;
    margin-top: 0.95rem;
    padding-top: 0.85rem;
    border-top: 1px solid var(--line-dark);
    max-height: none;
    overflow: visible;
  }
  .site-nav__list {
    grid-column: 2;
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
  }
  .site-nav__link {
    padding: 0.6rem 0.95rem;
    border-bottom: 0;
    border-left: 1px solid var(--line-dark);
    font-size: 0.86rem;
    letter-spacing: 0.12em;
    gap: 0.45rem;
  }
  .site-nav__link::after { display: none; }
  .site-nav__actions {
    grid-column: 3;
    justify-self: end;
    padding: 0;
  }
}

/* ---------- 14. 页脚（展区分区） ---------- */
.site-footer {
  margin-top: clamp(3rem, 8vw, 6rem);
  background: var(--c-ink-deep);
  border-top: 1px solid var(--line-mint);
}
.site-footer__inner {
  max-width: var(--shell);
  margin-inline: auto;
  padding: clamp(2.2rem, 5vw, 3.4rem) var(--gutter) 1.6rem;
  display: grid;
  gap: 2rem;
}
.site-footer__brand { display: grid; gap: 0.6rem; align-content: start; }
.site-footer__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.site-footer__glyph {
  width: 0.65rem;
  height: 0.65rem;
  background: var(--c-mint);
  border-radius: 1px;
}
.site-footer__logo:hover { color: var(--c-mint); }
.site-footer__tag {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--c-mint);
  max-width: none;
}
.site-footer__edition {
  font-size: 0.74rem;
  color: var(--c-cool);
  max-width: none;
}
.site-footer__nav {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}
.footer-col__title {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--fs-label);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-cool);
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--line-dark);
  margin-bottom: 0.8rem;
}
.footer-col__list { display: grid; gap: 0.35rem; }
.footer-link {
  display: inline-block;
  padding: 0.12rem 0;
  font-size: 0.94rem;
  color: var(--c-paper);
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.footer-link:hover { color: var(--c-mint); border-bottom-color: var(--c-mint); }
.site-footer__contact { display: grid; gap: 0.5rem; align-content: start; }
.site-footer__contact-line {
  font-size: 0.88rem;
  color: var(--c-paper);
  max-width: none;
  word-break: break-word;
}
.site-footer__note {
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--c-cool);
  border-left: 2px solid var(--c-amber);
  padding-left: 0.7rem;
  max-width: 34ch;
}
.site-footer__base {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line-dark);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--c-cool);
}
.site-footer__copy, .site-footer__icp { max-width: none; }
.site-footer__icp { color: rgba(138, 152, 166, 0.75); }

@media (min-width: 680px) {
  .site-footer__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__brand { order: 1; }
  .site-footer__contact { order: 2; }
  .site-footer__nav { order: 3; grid-column: 1 / -1; }
}
@media (min-width: 1024px) {
  .site-footer__inner { grid-template-columns: 1.1fr 2.2fr 1.1fr; align-items: start; }
  .site-footer__brand { order: 1; }
  .site-footer__nav { order: 2; grid-column: auto; }
  .site-footer__contact { order: 3; }
}

/* ---------- 15. 减弱动效 ---------- */
@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;
  }
  [data-js="on"] [data-reveal] { opacity: 1; transform: none; transition: none; }
  .btn:hover, .site-nav__link:hover::after { transform: none; }
}