/* ==========================================================================
   MANBETX 赛事 · 共享样式 /assets/site.css
   ========================================================================== */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--bar) + 18px);
  background-color: #06110E;
  background-image:
    linear-gradient(to right, rgba(22, 53, 43, 0.52) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(22, 53, 43, 0.52) 1px, transparent 1px);
  background-size: 84px 84px;
  background-attachment: fixed;
}

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

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

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

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

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

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

::selection {
  background: rgba(198, 255, 74, 0.28);
  color: #FFFFFF;
}

/* ---------- 2. 变量 ---------- */
:root {
  --c-bg: #06110E;
  --c-band: #0A1A15;
  --c-card: #0E241C;
  --c-line: #16352B;
  --c-lime: #C6FF4A;
  --c-lime-2: #A8F03C;
  --c-amber: #E8A93A;
  --c-amber-2: #F5C86B;
  --c-cyan: #4FD6C0;
  --c-ink: #EDF3EC;
  --c-ink-dim: #9DB3A8;
  --c-ink-mute: #6F8D7F;
  --c-ink-faint: #4C6B5D;

  --rail: 220px;
  --bar: 56px;

  --radius: 10px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.45), 0 6px 18px rgba(0, 0, 0, 0.28);
  --shadow-lift: 0 2px 4px rgba(0, 0, 0, 0.5), 0 12px 30px rgba(0, 0, 0, 0.4);

  --font-display: "Helvetica Neue", "Arial Narrow", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", system-ui, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", "Courier New", monospace;

  --ease: cubic-bezier(0.2, 0.7, 0.3, 1);
}

/* ---------- 3. 中文排版与基础元素 ---------- */
body {
  min-height: 100vh;
  padding-left: var(--rail);
  padding-top: var(--bar);
  background: transparent;
  color: var(--c-ink);
  font-family: var(--font-body);
  font-size: clamp(15.5px, 1.02vw, 17px);
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0.012em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: -0.015em;
  color: var(--c-ink);
  text-wrap: balance;
}

h1 { font-size: clamp(30px, 4.2vw, 58px); }
h2 { font-size: clamp(24px, 2.9vw, 36px); }
h3 { font-size: clamp(19px, 1.85vw, 24px); font-weight: 700; letter-spacing: -0.005em; }
h4 { font-size: clamp(16px, 1.4vw, 18px); font-weight: 700; letter-spacing: 0; }

p { text-wrap: pretty; }

#main-content {
  display: block;
  padding-top: clamp(10px, 1.6vw, 22px);
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-ink-dim);
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--c-lime);
  flex: none;
}

.lede {
  max-width: 62ch;
  font-size: clamp(16px, 1.22vw, 18px);
  line-height: 1.9;
  color: #C4D3C9;
}

.link,
.prose a {
  color: var(--c-lime);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  text-decoration-color: rgba(198, 255, 74, 0.45);
  transition: text-decoration-color 160ms var(--ease);
}

.link:hover,
.prose a:hover { text-decoration-color: var(--c-lime); }

.prose {
  max-width: 68ch;
  font-size: 16.5px;
  line-height: 1.9;
  color: #CFDCD3;
}

.prose > * + * { margin-top: 1.1em; }
.prose h2 { margin-top: 2em; }
.prose h3 { margin-top: 1.6em; }
.prose ul,
.prose ol { padding-left: 1.35em; }
.prose ul { list-style: square; }
.prose ol { list-style: decimal; }
.prose li { margin-top: 0.5em; }
.prose strong { color: var(--c-ink); font-weight: 600; }

/* ---------- 4. 无障碍工具 ---------- */
.u-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  padding: 10px 18px;
  border-radius: 8px;
  background: var(--c-lime);
  color: #06110E;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transform: translateY(-180%);
  transition: transform 180ms var(--ease);
  pointer-events: auto;
}

.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid #06110E;
  outline-offset: -6px;
}

/* ---------- 5. 头部：品牌轨道 + 订阅条带 ---------- */
.site-header {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  grid-template-columns: var(--rail) minmax(0, 1fr);
  grid-template-rows: var(--bar) minmax(0, 1fr);
  pointer-events: none;
}

.site-header__rail {
  grid-column: 1;
  grid-row: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding: 22px 16px 22px;
  background: var(--c-band);
  border-right: 1px solid var(--c-line);
  box-shadow: 14px 0 40px rgba(0, 0, 0, 0.42);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: #22483A transparent;
  pointer-events: auto;
}

.site-header__bar {
  grid-column: 2;
  grid-row: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-inline: clamp(16px, 2.2vw, 30px);
  background: rgba(10, 26, 21, 0.96);
  border-bottom: 1px solid var(--c-line);
  pointer-events: auto;
}

/* 品牌标记 */
.brandmark {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 8px 9px;
  border: 1px solid transparent;
  border-radius: 8px;
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.brandmark:hover {
  border-color: #22483A;
  background: rgba(198, 255, 74, 0.04);
}

.brandmark__mark {
  display: grid;
  gap: 3px;
  width: 22px;
  flex: none;
}

.brandmark__mark i {
  display: block;
  height: 3px;
  border-radius: 1px;
  background: var(--c-lime);
}

.brandmark__mark i:nth-child(1) { width: 100%; }
.brandmark__mark i:nth-child(2) { width: 62%; opacity: 0.72; }
.brandmark__mark i:nth-child(3) { width: 84%; opacity: 0.45; }

.brandmark__text {
  display: grid;
  gap: 1px;
  min-width: 0;
}

.brandmark__text strong {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.14em;
  line-height: 1.3;
  color: var(--c-ink);
}

.brandmark__text span {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  line-height: 1.4;
  color: var(--c-ink-faint);
}

/* 主导航 */
.site-nav { margin-top: 2px; }

.site-nav__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-nav__item { display: block; }

.site-nav__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px 9px 12px;
  border-left: 2px solid transparent;
  border-radius: 4px 6px 6px 4px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.45;
  color: var(--c-ink-dim);
  transition: color 160ms var(--ease), background-color 160ms var(--ease), border-color 160ms var(--ease);
}

.site-nav__index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-ink-faint);
  transition: color 160ms var(--ease);
}

.site-nav__link:hover {
  color: var(--c-ink);
  background: rgba(198, 255, 74, 0.06);
  border-left-color: var(--c-lime-2);
}

.site-nav__link:hover .site-nav__index { color: var(--c-lime); }

.site-nav__link[aria-current="page"] {
  color: var(--c-ink);
  background: rgba(198, 255, 74, 0.1);
  border-left-color: var(--c-lime);
}

.site-nav__link[aria-current="page"] .site-nav__index {
  color: var(--c-lime);
  font-weight: 700;
}

.site-nav__link:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 3px;
}

.site-nav__foot {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--c-line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.75;
  letter-spacing: 0.04em;
  color: var(--c-ink-faint);
}

/* 条带内容 */
.topline__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--c-ink-dim);
}

.topline__text {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.topline__actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}

.status-dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--c-lime);
  box-shadow: 0 0 0 0 rgba(198, 255, 74, 0.45);
  animation: mx-breathe 3s ease-in-out infinite;
}

@keyframes mx-breathe {
  0%, 100% {
    opacity: 0.45;
    box-shadow: 0 0 0 0 rgba(198, 255, 74, 0.42);
  }
  50% {
    opacity: 1;
    box-shadow: 0 0 0 4px rgba(198, 255, 74, 0);
  }
}

/* 阅读进度 */
.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  overflow: hidden;
  background: rgba(22, 53, 43, 0.55);
}

.scroll-progress > span {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--c-lime-2), var(--c-lime));
  transition: transform 120ms linear;
}

/* 移动端按钮与遮罩 */
.site-header__toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--c-ink);
  background: rgba(14, 36, 28, 0.7);
  transition: border-color 160ms var(--ease), color 160ms var(--ease), background-color 160ms var(--ease);
}

.site-header__toggle:hover {
  border-color: var(--c-lime-2);
  color: var(--c-lime);
}

.site-header__toggle-bars {
  display: grid;
  gap: 4px;
  width: 16px;
  flex: none;
}

.site-header__toggle-bars i {
  display: block;
  height: 1.5px;
  border-radius: 1px;
  background: currentColor;
  transition: transform 200ms var(--ease);
}

.site-header[data-open] .site-header__toggle {
  border-color: var(--c-lime);
  color: var(--c-lime);
}

.site-header[data-open] .site-header__toggle-bars i:nth-child(1) {
  transform: translateY(2.75px) rotate(45deg);
}

.site-header[data-open] .site-header__toggle-bars i:nth-child(2) {
  transform: translateY(-2.75px) rotate(-45deg);
}

.site-header__scrim { display: none; }

/* ---------- 6. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: 0.02em;
  white-space: nowrap;
  transition: background-color 160ms var(--ease), border-color 160ms var(--ease),
              color 160ms var(--ease), box-shadow 160ms var(--ease);
}

.btn--primary {
  background: var(--c-lime);
  border-color: var(--c-lime);
  color: #06110E;
  font-weight: 600;
  box-shadow: 0 2px 12px rgba(198, 255, 74, 0.16);
}

.btn--primary:hover {
  background: var(--c-lime-2);
  border-color: var(--c-lime-2);
  box-shadow: 0 4px 18px rgba(198, 255, 74, 0.28);
}

.btn--ghost {
  background: rgba(14, 36, 28, 0.5);
  border-color: #24483A;
  color: var(--c-ink);
}

.btn--ghost:hover {
  border-color: var(--c-lime-2);
  color: var(--c-lime);
  background: rgba(198, 255, 74, 0.06);
}

.btn--quiet {
  padding-inline: 10px;
  color: var(--c-ink-dim);
}

.btn--quiet:hover { color: var(--c-ink); }

.btn--sm {
  padding: 8px 15px;
  font-size: 13px;
}

.btn--lg {
  padding: 14px 28px;
  font-size: 15.5px;
}

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

/* ---------- 7. 容器与网格 ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: clamp(18px, 3vw, 44px);
}

.container--wide { max-width: 1400px; }
.container--narrow { max-width: 860px; }
.container--prose { max-width: 780px; }

.grid {
  display: grid;
  gap: clamp(16px, 2vw, 28px);
}

.grid--12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

.grid--auto {
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 258px), 1fr));
}

.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-7 { grid-column: span 7; }
.col-6 { grid-column: span 6; }
.col-5 { grid-column: span 5; }
.col-4 { grid-column: span 4; }
.col-3 { grid-column: span 3; }

/* ---------- 8. 基础组件 ---------- */
.breadcrumbs {
  padding-block: clamp(14px, 1.6vw, 20px) 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-ink-faint);
}

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

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

.breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  color: #33544A;
}

.breadcrumbs a {
  color: var(--c-ink-dim);
  transition: color 160ms var(--ease);
}

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

.breadcrumbs [aria-current="page"] { color: var(--c-ink); }

.card {
  padding: clamp(18px, 2vw, 26px);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background: var(--c-card);
  box-shadow: var(--shadow);
  transition: border-color 160ms var(--ease), box-shadow 160ms var(--ease), background-color 160ms var(--ease);
}

a.card:hover,
.card--link:hover {
  border-color: #2C5C48;
  box-shadow: var(--shadow-lift);
  background: #102A21;
}

a.card:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 3px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border: 1px solid #24483A;
  border-radius: 4px;
  background: rgba(14, 36, 28, 0.7);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  line-height: 1.7;
  text-transform: uppercase;
  color: var(--c-ink-dim);
  white-space: nowrap;
}

.tag--lime {
  background: var(--c-lime);
  border-color: var(--c-lime);
  color: #06110E;
}

.tag--amber {
  background: rgba(232, 169, 58, 0.1);
  border-color: rgba(232, 169, 58, 0.42);
  color: var(--c-amber);
}

.tag--cyan {
  background: rgba(79, 214, 192, 0.08);
  border-color: rgba(79, 214, 192, 0.4);
  color: var(--c-cyan);
}

.rule {
  height: 1px;
  border: 0;
  margin-block: clamp(28px, 4vw, 52px);
  background: linear-gradient(90deg, var(--c-line), rgba(22, 53, 43, 0));
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 18px;
  margin-bottom: clamp(18px, 2.4vw, 28px);
}

.section-head__index {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--c-lime);
}

.media-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  background-color: var(--c-card);
  background-image:
    linear-gradient(to right, rgba(198, 255, 74, 0.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(198, 255, 74, 0.06) 1px, transparent 1px),
    radial-gradient(120% 120% at 18% 0%, rgba(79, 214, 192, 0.14), transparent 58%),
    linear-gradient(160deg, #0E241C, #081713 72%);
  background-size: 40px 40px, 40px 40px, auto, auto;
  box-shadow: var(--shadow);
}

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

.media-frame--16x9 { aspect-ratio: 16 / 9; }
.media-frame--4x3 { aspect-ratio: 4 / 3; }
.media-frame--1x1 { aspect-ratio: 1 / 1; }
.media-frame--21x9 { aspect-ratio: 21 / 9; }

.media-frame__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 14px 16px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--c-ink-dim);
  background: linear-gradient(rgba(6, 17, 14, 0), rgba(6, 17, 14, 0.92));
}

.table-scroll {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.data-table {
  width: 100%;
  min-width: 520px;
  font-size: 14px;
  line-height: 1.6;
}

.data-table caption {
  padding: 0 0 10px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.16em;
  color: var(--c-ink-mute);
}

.data-table th,
.data-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--c-line);
  vertical-align: top;
}

.data-table th {
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--c-ink-dim);
  background: rgba(14, 36, 28, 0.85);
  white-space: nowrap;
}

.data-table td { color: var(--c-ink); }

.data-table tbody tr {
  transition: background-color 160ms var(--ease);
}

.data-table tbody tr:hover,
.data-table tbody tr:focus-within {
  background: rgba(198, 255, 74, 0.05);
}

.data-table tbody tr:last-child td { border-bottom: 0; }

.data-table .num,
.data-table .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ---------- 9. 页脚 ---------- */
.site-footer {
  position: relative;
  margin-top: clamp(56px, 8vw, 110px);
  background: var(--c-band);
  border-top: 1px solid var(--c-line);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(198, 255, 74, 0), rgba(198, 255, 74, 0.5), rgba(232, 169, 58, 0.25), rgba(198, 255, 74, 0));
}

.site-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr) minmax(0, 0.85fr);
  gap: clamp(24px, 4vw, 64px);
  padding-block: clamp(38px, 5vw, 68px) clamp(26px, 3.4vw, 42px);
}

.site-footer__brand {
  font-family: var(--font-display);
  font-size: clamp(21px, 2.2vw, 27px);
  font-weight: 800;
  letter-spacing: 0.01em;
  line-height: 1.25;
  color: var(--c-ink);
}

.site-footer__note {
  max-width: 36ch;
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-ink-dim);
}

.site-footer__stamp {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--c-ink-mute);
}

.site-footer__stamp::before {
  content: "";
  width: 24px;
  height: 1px;
  flex: none;
  background: var(--c-amber);
}

.site-footer__title {
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.2em;
  line-height: 1.6;
  text-transform: uppercase;
  color: var(--c-ink-faint);
}

.site-footer__list {
  display: grid;
  gap: 12px;
}

.site-footer__list li {
  display: grid;
  gap: 2px;
}

.site-footer__k {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: var(--c-ink-faint);
}

.site-footer__v {
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-ink);
  word-break: break-word;
}

.site-footer__v--mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.site-footer__links {
  display: grid;
  gap: 4px;
}

.site-footer__link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 4px 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--c-ink-dim);
  transition: color 160ms var(--ease);
}

.site-footer__link::before {
  content: "";
  width: 10px;
  height: 1px;
  flex: none;
  background: currentColor;
  opacity: 0.45;
  transition: width 160ms var(--ease), opacity 160ms var(--ease);
}

.site-footer__link:hover {
  color: var(--c-lime);
}

.site-footer__link:hover::before {
  width: 20px;
  opacity: 1;
}

.site-footer__link:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 3px;
  border-radius: 3px;
}

.site-footer__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 28px;
  padding-block: 18px 28px;
  border-top: 1px solid var(--c-line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  line-height: 1.7;
  color: var(--c-ink-faint);
}

.site-footer__copy { color: var(--c-ink-mute); }

.site-footer__icp { color: var(--c-ink-faint); }

/* ---------- 10. 响应式 ---------- */
@media (max-width: 1180px) {
  .site-footer__grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }
  .site-footer__block--brand { grid-column: 1 / -1; }
}

@media (max-width: 1080px) {
  :root {
    --rail: 0px;
    --bar: 64px;
  }

  body {
    padding-left: 0;
    padding-top: var(--bar);
  }

  .site-header { display: block; }

  .site-header__bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--bar);
    padding-inline: 16px;
    border-bottom: 1px solid var(--c-line);
    background: rgba(10, 26, 21, 0.97);
    box-shadow: 0 8px 26px rgba(0, 0, 0, 0.36);
    z-index: 3;
  }

  .site-header__rail {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(84vw, 320px);
    padding: 78px 16px 24px;
    gap: 22px;
    z-index: 2;
    transform: translateX(-104%);
    transition: transform 280ms var(--ease);
    border-right: 1px solid var(--c-line);
    box-shadow: 22px 0 56px rgba(0, 0, 0, 0.58);
  }

  .site-header[data-open] .site-header__rail {
    transform: translateX(0);
  }

  .site-nav__link { font-size: 15.5px; padding-block: 11px; }

  .site-header__toggle { display: inline-flex; }

  .site-header__scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 1;
    padding: 0;
    border: 0;
    background: rgba(3, 10, 8, 0.66);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 240ms var(--ease), visibility 240ms var(--ease);
  }

  .site-header[data-open] .site-header__scrim {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .site-header[data-open] .site-header__toggle-text { color: var(--c-lime); }

  html { scroll-padding-top: calc(var(--bar) + 14px); }
}

@media (max-width: 900px) {
  .col-12,
  .col-8,
  .col-7,
  .col-6,
  .col-5,
  .col-4,
  .col-3 { grid-column: 1 / -1; }

  .grid--12 { gap: clamp(14px, 2.4vw, 22px); }
}

@media (max-width: 720px) {
  .topline__text { display: none; }

  .topline__meta { font-size: 11.5px; letter-spacing: 0.06em; }

  .btn--sm { padding: 7px 13px; font-size: 12.5px; }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .site-footer__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .data-table { min-width: 460px; }

  .breadcrumbs { font-size: 11.5px; }
}

@media (max-width: 460px) {
  .brandmark__text strong { font-size: 14px; letter-spacing: 0.1em; }
  .site-header__toggle-text { display: none; }
  .site-header__toggle { padding: 9px 11px; }
}

/* ---------- 11. 动效偏好 ---------- */
@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;
    scroll-behavior: auto !important;
  }

  .status-dot {
    animation: none;
    opacity: 1;
    box-shadow: 0 0 0 0 rgba(198, 255, 74, 0);
  }

  .scroll-progress > span { transition: none; }

  .site-header__rail { transition: none; }
  .site-header__scrim { transition: none; }
  .skip-link { transition: none; }
}