/* =========================================================
   乐竞赛场 · 共享站点样式 /assets/site.css
   夜墨绿档案馆 · 命令栏 + 赛季轴 · 侧栏常驻
   ========================================================= */

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

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

body, h1, h2, h3, h4, h5, p, ul, ol, li, figure, blockquote, dl, dd, hr {
  margin: 0;
  padding: 0;
}

ul, ol { list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
kbd { font-family: inherit; font-size: inherit; }

:root {
  --ink: #0A1F19;
  --coal: #121517;
  --pine: #16302A;
  --paper: #F2EFE6;
  --mist: #9AA8A2;
  --lime: #C6F24A;
  --orange: #FF6B2C;
  --teal: #4FD6C0;
  --line: #2A3733;
  --amber: #8A6A2F;
  --soft: rgba(242, 239, 230, 0.84);

  --font-display: "Archivo Narrow", "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", "Sarasa Mono SC", "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --r-card: 24px;
  --r-img: 28px;
  --r-pill: 999px;

  --shell: 1360px;
  --gutter: clamp(18px, 4vw, 64px);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: 0.005em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 6px;
}

::selection { background: var(--lime); color: #0A1F19; }

#main-content { scroll-margin-top: 140px; }
#main-content:focus { outline: none; }

/* ---------- 共享排版 ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: -0.02em;
}

.display-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(44px, 7vw, 92px);
  line-height: 0.94;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.display-title em {
  font-style: normal;
  color: var(--lime);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.02;
  letter-spacing: -0.02em;
}

.card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 2.2vw, 30px);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.lede {
  font-size: 20px;
  line-height: 1.7;
  max-width: 34ch;
  color: var(--paper);
}

.body-text,
.prose p {
  max-width: 38ch;
  color: var(--soft);
}

.prose { max-width: 38ch; }
.prose p + p { margin-top: 1em; }

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

.meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--lime);
}

.divider {
  border: 0;
  height: 1px;
  background: var(--line);
  margin-block: clamp(24px, 4vw, 48px);
}

/* ---------- 跳转链接 ---------- */
.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 200;
  padding: 10px 18px;
  border-radius: var(--r-pill);
  background: var(--lime);
  color: #0A1F19;
  font-weight: 700;
  font-size: 14px;
  transition: top 0.18s var(--ease);
}

.skip-link:focus { top: 12px; }

/* =========================================================
   HEADER
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(10, 31, 25, 0.94);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-bar { padding-block: 10px; }

.header-shell {
  position: relative;
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 28px);
}

/* 品牌 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: none;
  border-radius: 16px;
}

.brand-badge {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: linear-gradient(150deg, var(--lime), var(--teal));
  color: #0A1F19;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.04em;
}

.brand-copy { display: grid; line-height: 1.2; }

.brand-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.brand--footer { margin-bottom: 16px; }
.brand--footer .brand-name { font-size: 22px; }

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: var(--coal);
  color: var(--paper);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.nav-toggle-glyph {
  position: relative;
  display: block;
  width: 18px;
  height: 12px;
}

.nav-toggle-glyph span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--lime);
  transition: transform 0.2s var(--ease);
}

.nav-toggle-glyph span:first-child { top: 1px; }
.nav-toggle-glyph span:last-child { bottom: 1px; }

.nav-toggle-text {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
}

[data-open] .nav-toggle-glyph span:first-child { transform: translateY(4px) rotate(45deg); }
[data-open] .nav-toggle-glyph span:last-child { transform: translateY(-4px) rotate(-45deg); }
[data-open] .nav-toggle { border-color: rgba(198, 242, 74, 0.5); }

/* 命令栏导航 */
.site-nav { flex: 1 1 auto; min-width: 0; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: nowrap;
}

.nav-item { flex: none; }

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  padding: 9px 11px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.2;
  transition: color 0.18s var(--ease), background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.nav-num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: rgba(154, 168, 162, 0.55);
  transition: color 0.18s var(--ease);
}

.nav-name { white-space: nowrap; }

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--paper);
  background: var(--pine);
}

.nav-link:hover .nav-num,
.nav-link:focus-visible .nav-num { color: var(--lime); }

.nav-link[aria-current="page"] {
  color: var(--paper);
  background: var(--pine);
  border-color: rgba(198, 242, 74, 0.5);
}

.nav-link[aria-current="page"] .nav-num { color: var(--lime); }

.nav-hint {
  position: absolute;
  top: calc(100% + 6px);
  left: 6px;
  z-index: 5;
  white-space: nowrap;
  padding: 4px 9px;
  border-radius: 8px;
  background: var(--lime);
  color: #0A1F19;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
}

.nav-link:hover .nav-hint,
.nav-link:focus-visible .nav-hint {
  opacity: 1;
  transform: translateY(0);
}

/* 右侧工具 */
.header-tools {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  flex: none;
}

.cmd-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--r-pill);
  border: 1px solid var(--line);
  background: var(--coal);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.cmd-trigger:hover,
.cmd-trigger:focus-visible,
.cmd-trigger[aria-expanded="true"] {
  color: var(--paper);
  border-color: rgba(198, 242, 74, 0.55);
}

.cmd-trigger-label { color: inherit; }

.key {
  padding: 2px 6px;
  border-radius: 6px;
  background: var(--pine);
  color: var(--paper);
  font-size: 10px;
  letter-spacing: 0.06em;
}

.ticker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 260px;
  padding: 7px 13px;
  border-radius: var(--r-pill);
  background: rgba(255, 107, 44, 0.1);
  border: 1px solid rgba(255, 107, 44, 0.35);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  transition: background 0.18s var(--ease);
}

.ticker:hover { background: rgba(255, 107, 44, 0.18); }

.ticker-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  animation: ticker-pulse 2.4s ease-in-out infinite;
}

.ticker-text {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

@keyframes ticker-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 107, 44, 0.5); }
  50% { box-shadow: 0 0 0 7px rgba(255, 107, 44, 0); }
}

/* 快捷索引面板 */
.command-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: var(--gutter);
  z-index: 90;
  width: min(360px, calc(100vw - 2 * var(--gutter)));
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--coal);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
}

.command-panel[hidden] { display: none; }

.command-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.command-kbd {
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--pine);
  color: var(--mist);
  letter-spacing: 0.08em;
}

.command-list { display: grid; gap: 4px; }

.command-link {
  display: block;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--paper);
  font-size: 14px;
  transition: background 0.18s var(--ease), color 0.18s var(--ease);
}

.command-link:hover,
.command-link:focus-visible {
  background: var(--pine);
  color: var(--lime);
}

/* 赛季轴 */
.season-rail {
  background: var(--coal);
  border-top: 1px solid var(--line);
}

.rail-shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding: 8px var(--gutter);
  display: flex;
  align-items: center;
  gap: 14px;
  overflow-x: auto;
  scrollbar-width: none;
}

.rail-shell::-webkit-scrollbar { display: none; }

.rail-label {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.rail-list {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: none;
}

.rail-node {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition: background 0.18s var(--ease), color 0.18s var(--ease);
}

.rail-node:hover {
  background: var(--pine);
  color: var(--paper);
}

.rail-node.is-current {
  background: var(--lime);
  color: #0A1F19;
}

.rail-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(10, 31, 25, 0.5);
}

.rail-note {
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

/* 阅读进度 */
.scroll-meter {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: rgba(42, 55, 51, 0.7);
}

.scroll-meter-fill {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--lime));
  transition: width 0.12s linear;
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  margin-top: auto;
  background: radial-gradient(120% 90% at 8% 0%, #16302A 0%, #121517 58%);
  border-top: 1px solid var(--line);
  padding-top: clamp(40px, 6vw, 72px);
}

.footer-shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 0.8fr));
  gap: clamp(24px, 4vw, 56px);
  padding-bottom: clamp(28px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
}

.footer-brand { min-width: 0; }

.footer-note {
  max-width: 34ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.footer-tag {
  display: inline-block;
  margin-top: 16px;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  background: rgba(138, 106, 47, 0.35);
  border: 1px solid rgba(138, 106, 47, 0.6);
  color: #E7CE9B;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.footer-col-title {
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.footer-links { display: grid; gap: 10px; }

.footer-link {
  display: inline-block;
  font-size: 14px;
  color: var(--paper);
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--lime);
  border-bottom-color: rgba(198, 242, 74, 0.6);
}

.footer-contact {
  display: grid;
  grid-template-columns: minmax(0, 0.55fr) minmax(0, 1.45fr);
  gap: 14px clamp(16px, 3vw, 40px);
  margin-top: clamp(28px, 4vw, 44px);
  padding-bottom: clamp(24px, 3vw, 36px);
  border-bottom: 1px solid var(--line);
}

.footer-heading {
  grid-column: 1;
  grid-row: 1;
  font-family: var(--font-display);
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.contact-list {
  grid-column: 2;
  grid-row: 1;
  display: grid;
  gap: 12px;
}

.contact-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
}

.contact-key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.contact-val {
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.contact-note {
  grid-column: 2;
  grid-row: 2;
  max-width: 46ch;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  padding-block: 20px 28px;
  font-size: 12px;
  color: var(--mist);
}

.legal-copy { display: flex; flex-wrap: wrap; gap: 6px; align-items: baseline; }

.legal-icp {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
  color: var(--mist);
}

.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.legal-link {
  font-size: 12px;
  color: var(--mist);
  transition: color 0.18s var(--ease);
}

.legal-link:hover,
.legal-link:focus-visible { color: var(--lime); }

/* =========================================================
   HEADER / FOOTER 响应式
   ========================================================= */
@media (max-width: 1180px) {
  .ticker { display: none; }
}

@media (max-width: 1023px) {
  .nav-toggle { display: inline-flex; order: 3; }
  .header-tools { order: 2; }
  .brand { order: 1; }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 80;
    padding: 14px var(--gutter) 22px;
    background: var(--coal);
    border-bottom: 1px solid var(--line);
    border-radius: 0 0 var(--r-card) var(--r-card);
    box-shadow: 0 26px 50px rgba(0, 0, 0, 0.45);
    max-height: calc(100dvh - 130px);
    overflow-y: auto;
  }

  .site-header[data-open] .site-nav { display: block; }

  .nav-list { flex-direction: column; align-items: stretch; gap: 4px; }

  .nav-link {
    width: 100%;
    padding: 14px 16px;
    border-radius: 16px;
    background: var(--pine);
    color: var(--paper);
    font-size: 16px;
    gap: 10px;
  }

  .nav-num { font-size: 11px; color: var(--mist); }
  .nav-hint { display: none; }
  .nav-link[aria-current="page"] { border-color: rgba(198, 242, 74, 0.6); }

  .command-panel { top: calc(100% + 8px); }

  .footer-top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .rail-note { display: none; }
  .rail-shell { padding-block: 7px; gap: 10px; }
  .brand-tag { display: none; }
  .key { display: none; }
  .cmd-trigger { padding: 8px 12px; }
}

@media (max-width: 640px) {
  .footer-top { grid-template-columns: minmax(0, 1fr); gap: 26px; }
  .footer-contact { grid-template-columns: minmax(0, 1fr); }
  .footer-heading { grid-column: 1; grid-row: 1; }
  .contact-list { grid-column: 1; grid-row: 2; }
  .contact-note { grid-column: 1; grid-row: 3; }
  .contact-item { grid-template-columns: 84px minmax(0, 1fr); }
  .footer-legal { flex-direction: column; align-items: flex-start; }
}

/* =========================================================
   页面共享组件
   ========================================================= */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(48px, 7vw, 96px); }
.section--coal { background: var(--coal); }
.section--pine { background: var(--pine); }

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: clamp(24px, 3vw, 40px);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.01em;
  transition: transform 0.18s var(--ease), background 0.18s var(--ease),
    color 0.18s var(--ease), border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.btn--primary {
  background: var(--lime);
  color: #0A1F19;
}

.btn--primary:hover,
.btn--primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(198, 242, 74, 0.24);
}

.btn--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--paper);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: rgba(198, 242, 74, 0.6);
  color: var(--lime);
  transform: translateY(-2px);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(198, 242, 74, 0.35);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--lime);
  transition: gap 0.18s var(--ease), border-color 0.18s var(--ease);
}

.link-arrow:hover,
.link-arrow:focus-visible {
  gap: 10px;
  border-bottom-color: var(--lime);
}

/* 面包屑 */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-block: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.crumb { color: var(--mist); transition: color 0.18s var(--ease); }
.crumb:hover { color: var(--lime); }

.crumb + .crumb::before {
  content: "/";
  margin-right: 8px;
  color: rgba(154, 168, 162, 0.5);
}

.crumb[aria-current="page"] { color: var(--paper); }

/* 栅格 */
.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(16px, 2vw, 24px);
}

.col-2 { grid-column: span 2; }
.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-5 { grid-column: span 5; }
.col-6 { grid-column: span 6; }
.col-7 { grid-column: span 7; }
.col-8 { grid-column: span 8; }
.col-9 { grid-column: span 9; }
.col-12 { grid-column: span 12; }
.col-main { grid-column: span 7; }
.col-aside { grid-column: span 3; }
.col-push-2 { grid-column-start: 3; }

/* 卡片 */
.card {
  padding: clamp(20px, 2.4vw, 32px);
  border-radius: var(--r-card);
  border: 1px solid rgba(42, 55, 51, 0.9);
  background: var(--coal);
  transition: background 0.22s var(--ease), transform 0.22s var(--ease), border-color 0.22s var(--ease);
}

.card:hover {
  background: var(--pine);
  border-color: rgba(79, 214, 192, 0.28);
}

.card--pine { background: var(--pine); }
.card--pine:hover { background: #1B3A32; }

.card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

/* 胶囊与状态 */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 12px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  background: var(--pine);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.chip--lime {
  background: rgba(198, 242, 74, 0.14);
  border-color: rgba(198, 242, 74, 0.4);
  color: var(--lime);
}

.chip--amber {
  background: rgba(138, 106, 47, 0.32);
  border-color: rgba(138, 106, 47, 0.65);
  color: #E7CE9B;
}

.chip--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--mist);
}

.status-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mist);
}

.status-dot.is-fixed { background: var(--lime); }
.status-dot.is-archive { background: var(--amber); }

.status-dot.is-progress {
  background: var(--orange);
  animation: ticker-pulse 2.4s ease-in-out infinite;
}

/* 比分牌数据块 */
.stat-block {
  display: inline-grid;
  gap: 2px;
  padding: 10px 16px;
  border-radius: 16px;
  background: var(--pine);
  font-family: var(--font-mono);
}

.stat-num {
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--paper);
}

.stat-label {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist);
}

/* 图像占位容器 */
.media-frame {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--r-img);
  background: linear-gradient(140deg, #16302A 0%, #0A1F19 58%, #121517 100%);
}

.media-frame--wide { aspect-ratio: 16 / 9; }
.media-frame--square { aspect-ratio: 1 / 1; }
.media-frame--tall { aspect-ratio: 3 / 4; }

.media-frame img,
.media-frame picture > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.78) brightness(0.92) contrast(1.04);
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(10, 31, 25, 0.04), rgba(10, 31, 25, 0.56));
  pointer-events: none;
}

/* 赛季轴（页面级纵向版） */
.axis {
  position: relative;
  padding-left: 26px;
}

.axis::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line);
}

.axis-node {
  position: relative;
  padding-block: 14px;
}

.axis-node::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 21px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px var(--ink);
}

.axis-node.is-current::before { background: var(--lime); }

/* 可展开条目 */
.fold {
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--coal);
  overflow: hidden;
}

.fold + .fold { margin-top: 12px; }

.fold > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  color: var(--paper);
  transition: background 0.18s var(--ease);
}

.fold > summary::-webkit-details-marker { display: none; }

.fold > summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--lime);
  transition: transform 0.22s var(--ease);
}

.fold[open] > summary { background: var(--pine); }
.fold[open] > summary::after { transform: rotate(45deg); }

.fold-body {
  padding: 0 20px 20px;
  max-width: 38ch;
  color: var(--soft);
}

/* ---------- 组件响应式 ---------- */
@media (max-width: 900px) {
  .grid-12 {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .grid-12 > * { grid-column: 1 / -1; }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .ticker-dot,
  .status-dot.is-progress { animation: none; }
}