:root {
  --color-surface: #eeeded;
  --color-surface-alt: #e6e4e4;
  --color-surface-deep: #dad8d7;
  --color-ink: #474039;
  --color-ink-soft: #70665c;
  --color-ink-muted: #8b7f74;
  --color-line: #d0cecd;
  --color-primary: #996a3d;
  --color-primary-ink: #ffffff;
  --color-primary-soft: #e2dbd4;
  --color-accent: #2a74d0;
  --color-accent-ink: #ffffff;
  --color-highlight: #cbd7e8;
  --color-focus: #1b67c6;
  --color-contrast-surface: #16120f;
  --color-contrast-ink: #e7e5e4;
  --color-contrast-line: #44403e;
  --color-contrast-accent: #387fd7;
  --overlay-scrim: linear-gradient(180deg, rgba(22, 18, 15, 0.35) 0%, rgba(22, 18, 15, 0.72) 55%, rgba(22, 18, 15, 0.92) 100%);
  --font-heading: "Songti SC", "Source Han Serif SC", "Noto Serif SC", SimSun, serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-mono: ui-monospace, Menlo, Consolas, monospace;
  --text-xs: 10.4px;
  --text-sm: 13.9px;
  --text-base: 16px;
  --text-lg: 21.3px;
  --text-xl: 28.4px;
  --text-2xl: 37.9px;
  --text-3xl: 50.5px;
  --text-4xl: 67.3px;
  --text-display: clamp(34px, 5.7vw, 73px);
  --text-figure: clamp(28px, 4.1vw, 53px);
  --weight-heading: 680;
  --weight-body: 400;
  --leading-body: 1.8;
  --leading-heading: 1.22;
  --tracking-heading: -0.002em;
  --radius-sm: 1px;
  --radius-md: 2px;
  --radius-lg: 2px;
  --radius-pill: 2px;
  --border-thin: 1px;
  --border-thick: 2px;
  --shadow-1: none;
  --shadow-2: none;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --container: 1060px;
  --measure: 67ch;
  --gutter: 32px;
  --section-y: 97px;
  --section-y-lg: 136px;
}

/* =========================================================
   赛事通体育 · 共享样式表 /assets/site.css
   纸面底 + 深墨分区 + 编辑部衬线秩序
   ========================================================= */

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

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

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background-color: var(--color-surface);
  background-image:
    linear-gradient(90deg, color-mix(in srgb, var(--color-line) 38%, transparent) 0 1px, transparent 1px),
    linear-gradient(180deg, color-mix(in srgb, var(--color-line) 38%, transparent) 0 1px, transparent 1px);
  background-size: 32px 32px;
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

figure { margin: 0; }

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

p { margin: 0 0 var(--space-3); }

ul, ol { margin: 0 0 var(--space-3); }

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

button { font: inherit; color: inherit; }

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

.site-header :focus-visible,
.site-footer :focus-visible,
.section--deep :focus-visible { outline-color: var(--color-contrast-accent); }

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

/* ---------- 骨架工具 ---------- */
.shell {
  width: 100%;
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: var(--section-y); }
.section--lg { padding-block: var(--section-y-lg); }
.section--band { background: var(--color-surface-alt); }

.section--deep {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.section--deep h1,
.section--deep h2,
.section--deep h3,
.section--deep h4 { color: var(--color-contrast-ink); }

.section--deep a { color: var(--color-contrast-ink); }

.rule {
  border: 0;
  height: 4px;
  margin: var(--space-6) 0;
  background-image:
    linear-gradient(var(--color-line), var(--color-line)),
    linear-gradient(var(--color-line), var(--color-line));
  background-size: 100% 1px, 100% 1px;
  background-position: 0 0, 0 100%;
  background-repeat: no-repeat;
}

.rule--contrast {
  background-image:
    linear-gradient(var(--color-contrast-line), var(--color-contrast-line)),
    linear-gradient(var(--color-contrast-line), var(--color-contrast-line));
}

@media (min-width: 980px) {
  .bleed-left { margin-left: calc(var(--gutter) * -1); }
  .bleed-right { margin-right: calc(var(--gutter) * -1); }
}

/* ---------- 栅格 ---------- */
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--gutter);
}

.col-main { grid-column: 1 / 9; }
.col-aside { grid-column: 9 / 13; }

@media (max-width: 960px) {
  .grid-12 { gap: var(--space-3); }
  .col-main { grid-column: 1 / 13; }
  .col-aside { grid-column: 1 / 13; }
}

/* ---------- 编辑部排版组件 ---------- */
.tag-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding-left: var(--space-1);
  border-left: var(--border-thick) solid var(--color-primary);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  line-height: 1.4;
  color: var(--color-primary);
}

.tag-label--contrast {
  color: color-mix(in srgb, var(--color-primary) 58%, var(--color-contrast-ink));
  border-left-color: var(--color-primary);
}

.lede {
  max-width: 44ch;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.prose {
  max-width: var(--measure);
  font-size: var(--text-base);
}

.prose > * + * { margin-top: var(--space-3); }
.prose p { margin: 0; }
.prose h2 { font-size: var(--text-2xl); margin-top: var(--space-6); }
.prose h3 { font-size: var(--text-xl); margin-top: var(--space-4); }
.prose ul,
.prose ol { padding-left: var(--space-4); }
.prose li + li { margin-top: var(--space-1); }
.prose a {
  color: var(--color-accent);
  border-bottom: var(--border-thin) solid var(--color-highlight);
}
.prose a:hover { border-bottom-color: var(--color-accent); }

.aside-note {
  max-width: 22ch;
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.aside-note strong { color: var(--color-primary); }

.accent-block {
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-primary);
}

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

/* ---------- 图片容器 ---------- */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border-radius: 0;
  background-color: var(--color-contrast-surface);
}

.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 4 / 5; }

.media-frame > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
}

.media-frame__scan {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    180deg,
    color-mix(in srgb, var(--color-contrast-accent) 26%, transparent) 0 1px,
    transparent 1px 4px
  );
  opacity: 0.55;
}

.media-frame__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: var(--space-3);
  background-image: var(--overlay-scrim);
  color: var(--color-contrast-ink);
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* ---------- 面包屑 ---------- */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  padding-block: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-ink-muted);
}

.crumbs__item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.crumbs a { color: var(--color-ink-soft); }
.crumbs a:hover { color: var(--color-primary); }
.crumbs__sep { opacity: 0.6; }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 10px 18px;
  border: var(--border-thin) solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.3;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color 200ms ease,
    color 200ms ease,
    border-color 200ms ease;
}

.btn--primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}

.btn--primary:hover {
  background-color: color-mix(in srgb, var(--color-primary) 84%, var(--color-contrast-surface));
  border-color: color-mix(in srgb, var(--color-primary) 84%, var(--color-contrast-surface));
}

.btn--signal {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-accent-ink);
}

.btn--signal:hover {
  background-color: color-mix(in srgb, var(--color-accent) 84%, var(--color-contrast-surface));
  border-color: color-mix(in srgb, var(--color-accent) 84%, var(--color-contrast-surface));
}

.btn--ghost {
  background-color: transparent;
  border-color: currentColor;
  color: currentColor;
}

.btn--ghost:hover {
  background-color: color-mix(in srgb, currentColor 12%, transparent);
}

/* =========================================================
   页头
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  transition:
    background-color 220ms ease,
    color 220ms ease,
    border-color 220ms ease;
}

.site-header.is-scrolled {
  background-color: var(--color-surface);
  color: var(--color-ink);
  border-bottom-color: var(--color-line);
}

.site-header a { color: inherit; }

.skip-link {
  position: absolute;
  top: 0;
  left: var(--space-2);
  z-index: 90;
  padding: 10px 16px;
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  transform: translateY(-140%);
  transition: transform 200ms ease;
}

.skip-link:focus {
  transform: translateY(0);
  color: var(--color-primary-ink);
}

/* 顶部滚动信息条 */
.kicker-bar {
  border-bottom: var(--border-thin) solid color-mix(in srgb, currentColor 18%, transparent);
}

.kicker-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 34px;
}

.kicker-bar__ticker,
.kicker-bar__live {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  line-height: 1.4;
}

.kicker-bar__ticker {
  color: color-mix(in srgb, currentColor 76%, transparent);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.kicker-bar__live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: none;
  color: var(--color-contrast-accent);
}

.site-header.is-scrolled .kicker-bar__live { color: var(--color-accent); }

.pulse-dot {
  display: block;
  width: 7px;
  height: 7px;
  flex: none;
  background-color: currentColor;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: no-preference) {
  .pulse-dot { animation: pulse 2.4s ease-in-out infinite; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.28; }
}

/* 报头 */
.masthead__inner {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 68px;
}

.masthead__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding-block: var(--space-1);
}

.masthead__mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: none;
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1;
}

.masthead__words {
  display: grid;
  gap: 2px;
}

.masthead__name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: 0.03em;
  line-height: 1.1;
}

.masthead__descriptor {
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  line-height: 1.3;
  opacity: 0.68;
}

/* 移动导航按钮 */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  padding: 8px 12px;
  background-color: transparent;
  border: var(--border-thin) solid color-mix(in srgb, currentColor 55%, transparent);
  border-radius: var(--radius-sm);
  color: inherit;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  cursor: pointer;
  transition: background-color 200ms ease, border-color 200ms ease;
}

.nav-toggle:hover { border-color: currentColor; }

.nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 15px;
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  display: block;
  height: 1px;
  background-color: currentColor;
}

.site-header[data-open="true"] .nav-toggle {
  background-color: color-mix(in srgb, currentColor 14%, transparent);
}

/* 导航 */
.site-nav { display: none; }

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__item { margin: 0; }

.site-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: 12px 0;
  border-bottom: var(--border-thin) solid color-mix(in srgb, currentColor 14%, transparent);
  font-size: var(--text-base);
  transition: color 200ms ease, border-color 200ms ease, padding-left 200ms ease;
}

.site-nav__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  opacity: 0.5;
}

.site-nav__label { letter-spacing: 0.04em; }

.site-nav__link:hover {
  color: var(--color-contrast-accent);
  padding-left: 4px;
}

.site-header.is-scrolled .site-nav__link:hover { color: var(--color-primary); }

.site-nav__link[aria-current="page"] {
  color: var(--color-contrast-accent);
  border-left: var(--border-thick) solid var(--color-primary);
  padding-left: var(--space-1);
}

.site-header.is-scrolled .site-nav__link[aria-current="page"] { color: var(--color-accent); }

.site-nav__cta {
  align-self: flex-start;
  margin-top: var(--space-2);
}

@media (max-width: 979.98px) {
  .site-header[data-open="true"] .site-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    max-height: calc(100vh - 102px);
    overflow-y: auto;
    padding: var(--space-3) var(--space-3) var(--space-4);
    background-color: var(--color-contrast-surface);
    border-top: var(--border-thin) solid var(--color-contrast-line);
    border-bottom: var(--border-thin) solid var(--color-contrast-line);
  }

  .site-header.is-scrolled[data-open="true"] .site-nav {
    background-color: var(--color-surface);
    border-top-color: var(--color-line);
    border-bottom-color: var(--color-line);
  }
}

@media (min-width: 980px) {
  .nav-toggle { display: none; }

  .site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin-left: auto;
  }

  .site-nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
  }

  .site-nav__link {
    padding: 6px 10px;
    border-bottom: var(--border-thick) solid transparent;
    font-size: var(--text-sm);
  }

  .site-nav__link:hover { padding-left: 10px; }

  .site-nav__link[aria-current="page"] {
    padding-left: 10px;
    border-left: 0;
    border-bottom-color: var(--color-primary);
  }

  .site-nav__cta { margin-top: 0; }
}

/* =========================================================
   页脚
   ========================================================= */
.site-footer {
  background-color: var(--color-surface-alt);
  border-top: var(--border-thin) solid var(--color-line);
  padding-block: var(--space-8) var(--space-6);
}

.footer-panel {
  position: relative;
  padding: var(--space-8) var(--space-6) var(--space-4);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-top: 3px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.footer-panel a { color: inherit; }

.footer-panel__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-6) var(--space-4);
}

.footer-brand { display: grid; gap: var(--space-2); align-content: start; }

.footer-brand__name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
}

.footer-brand__intro {
  margin: 0;
  max-width: 32ch;
  font-size: var(--text-sm);
  line-height: 1.8;
  color: color-mix(in srgb, var(--color-contrast-ink) 74%, transparent);
}

.footer-col__title {
  margin: 0 0 var(--space-3);
  padding-left: var(--space-1);
  border-left: var(--border-thick) solid var(--color-primary);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  line-height: 1.4;
  color: color-mix(in srgb, var(--color-primary) 58%, var(--color-contrast-ink));
}

.footer-col__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.footer-col__list a {
  display: inline-block;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
  transition: color 200ms ease, transform 200ms ease;
}

.footer-col__list a:hover {
  color: var(--color-contrast-accent);
  transform: translateX(3px);
}

.footer-contact {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-8);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.footer-contact__item {
  display: grid;
  gap: 6px;
  align-content: start;
  padding-left: var(--space-2);
  border-left: var(--border-thin) solid var(--color-contrast-line);
}

.footer-contact__key {
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: color-mix(in srgb, var(--color-contrast-ink) 58%, transparent);
}

.footer-contact__value {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-contrast-ink);
  word-break: break-word;
}

.footer-contact__value:hover { color: var(--color-contrast-accent); }

.footer-legal {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-6);
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.footer-legal__copy,
.footer-legal__icp {
  margin: 0;
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

@media (max-width: 980px) {
  .footer-panel__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-contact { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  .site-footer { padding-block: var(--space-6) var(--space-4); }
  .footer-panel { padding: var(--space-6) var(--space-3) var(--space-3); }
  .footer-panel__grid { grid-template-columns: minmax(0, 1fr); }
  .footer-contact { grid-template-columns: minmax(0, 1fr); }
  .footer-legal { flex-direction: column; align-items: flex-start; gap: var(--space-1); }
}

@media (max-width: 720px) {
  .shell { padding-inline: var(--space-3); }
}

/* ---------- 无障碍与动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

[data-toc-section],
[id="main-content"] { scroll-margin-top: 116px; }