/* ============================================================
   加加体育主站 · 共享样式表 /assets/site.css
   深墨绿战术板 · 荧光青信号 · 琥珀金重点 · 米白阅读层
   ============================================================ */

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

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

body,
h1, h2, h3, h4, h5, h6,
p, ul, ol, dl, dt, dd, figure, blockquote {
  margin: 0;
}

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

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

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

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

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

/* ---------- 2. Tokens ---------- */
:root {
  --jj-night: #06140F;
  --jj-deep: #0B231C;
  --jj-moss: #1D3A30;
  --jj-stone: #2A322F;
  --jj-cream: #F3EEE4;
  --jj-cyan: #38F2C2;
  --jj-amber: #E9A93F;
  --jj-clay: #C4674A;
  --jj-line: #6E7A74;

  --jj-cream-86: rgba(243, 238, 228, .86);
  --jj-cream-72: rgba(243, 238, 228, .72);
  --jj-cream-55: rgba(243, 238, 228, .55);
  --jj-rule: rgba(110, 122, 116, .30);
  --jj-rule-strong: rgba(110, 122, 116, .48);

  --jj-display: "Oswald", "Archivo Narrow", "HarmonyOS Sans", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --jj-serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "SimSun", Georgia, serif;
  --jj-body: "HarmonyOS Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --jj-mono: "JetBrains Mono", "SFMono-Regular", "Cascadia Mono", Consolas, "Liberation Mono", monospace;

  --jj-ease: cubic-bezier(.22, .61, .36, 1);
  --jj-radius: 20px;
  --jj-stack-gap: 24px;
}

/* ---------- 3. Base ---------- */
body {
  min-height: 100vh;
  background-color: var(--jj-night);
  background-image:
    radial-gradient(1100px 620px at 12% -8%, rgba(29, 58, 48, .85), transparent 62%),
    radial-gradient(900px 520px at 104% 6%, rgba(56, 242, 194, .07), transparent 58%),
    radial-gradient(760px 480px at 50% 118%, rgba(196, 103, 74, .07), transparent 62%);
  background-attachment: fixed;
  color: var(--jj-cream);
  font-family: var(--jj-body);
  font-size: 17px;
  line-height: 1.75;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

::selection {
  background: var(--jj-cyan);
  color: var(--jj-night);
}

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

#main-content { display: block; }

/* ---------- 4. 字体修饰类 ---------- */
.font-display {
  font-family: var(--jj-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 0.98;
}

.font-serif {
  font-family: var(--jj-serif);
  font-weight: 600;
}

.font-data {
  font-family: var(--jj-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
}

/* ---------- 5. 布局容器 ---------- */
.shell {
  width: min(1180px, 100% - 40px);
  margin-inline: auto;
}

.shell--narrow { width: min(760px, 100% - 40px); }

.section { padding: clamp(56px, 8vw, 112px) 0; }

.band--moss {
  background: linear-gradient(180deg, rgba(29, 58, 48, .58), rgba(29, 58, 48, .28));
  border-block: 1px solid var(--jj-rule);
}

.band--stone {
  background: linear-gradient(180deg, rgba(42, 50, 47, .55), rgba(42, 50, 47, .25));
  border-block: 1px solid var(--jj-rule);
}

.stack { display: flex; flex-direction: column; gap: var(--jj-stack-gap); }

/* ---------- 6. 跳跃链接 ---------- */
.skip-link {
  position: absolute;
  left: 16px;
  top: -72px;
  z-index: 200;
  padding: 11px 20px;
  border-radius: 999px;
  background: var(--jj-cyan);
  color: var(--jj-night);
  font-weight: 700;
  font-size: 15px;
  transition: top .2s var(--jj-ease);
}

.skip-link:focus { top: 14px; }

/* ---------- 7. 头部 · 悬浮胶囊 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  padding-bottom: 10px;
}

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 26px);
  width: min(1180px, 100% - 32px);
  margin: 10px auto 0;
  padding: 8px 10px 8px 16px;
  border-radius: 999px;
  background: rgba(29, 58, 48, .74);
  border: 1px solid var(--jj-rule);
  box-shadow: 0 20px 44px -30px rgba(6, 20, 15, .95);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  transition: background .28s var(--jj-ease), padding .28s var(--jj-ease), box-shadow .28s var(--jj-ease);
}

.site-header.is-short .header-inner {
  padding-top: 5px;
  padding-bottom: 5px;
  background: rgba(11, 35, 28, .88);
  box-shadow: 0 24px 50px -32px rgba(6, 20, 15, 1);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: linear-gradient(140deg, var(--jj-cyan), #0E8B6A);
  color: var(--jj-night);
  font-family: var(--jj-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.brand__text { display: flex; flex-direction: column; line-height: 1.05; }

.brand__name {
  font-family: var(--jj-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand__tagline {
  font-family: var(--jj-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--jj-cream-55);
}

.primary-nav { margin-left: auto; }

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

.nav-list a {
  display: inline-block;
  padding: 9px 14px;
  border-radius: 999px;
  font-size: 15px;
  color: var(--jj-cream-72);
  transition: color .18s var(--jj-ease), background .18s var(--jj-ease);
}

.nav-list a:hover {
  color: var(--jj-cream);
  background: rgba(56, 242, 194, .10);
}

.nav-list a[aria-current="page"] {
  color: var(--jj-cyan);
  background: rgba(56, 242, 194, .14);
  box-shadow: inset 0 0 0 1px rgba(56, 242, 194, .42);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.header-cta { padding: 9px 18px; font-size: 14px; }

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  margin-left: auto;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--jj-rule-strong);
  color: var(--jj-cream);
  font-size: 14px;
  transition: border-color .18s var(--jj-ease), color .18s var(--jj-ease);
}

.nav-toggle:hover { border-color: var(--jj-cyan); color: var(--jj-cyan); }

.nav-toggle__bars {
  position: relative;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: background .2s var(--jj-ease);
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform .22s var(--jj-ease);
}

.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }

.site-header[data-nav-open] .nav-toggle__bars { background: transparent; }
.site-header[data-nav-open] .nav-toggle__bars::before { transform: translateY(6px) rotate(45deg); }
.site-header[data-nav-open] .nav-toggle__bars::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- 8. 比分条式专题带 ---------- */
.scoreband {
  width: min(1180px, 100% - 32px);
  margin: 8px auto 0;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 3%, #000 97%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 3%, #000 97%, transparent 100%);
}

.scoreband::-webkit-scrollbar { display: none; }

.scoreband__track {
  display: flex;
  gap: 8px;
  padding: 2px 6px;
  min-width: max-content;
}

.scoreband__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  border-radius: 999px;
  background: rgba(42, 50, 47, .58);
  border: 1px solid var(--jj-rule);
  font-size: 14px;
  color: var(--jj-cream-72);
  scroll-snap-align: start;
  transition: border-color .18s var(--jj-ease), color .18s var(--jj-ease), background .18s var(--jj-ease);
}

.scoreband__item:hover {
  border-color: var(--jj-cyan);
  color: var(--jj-cyan);
  background: rgba(56, 242, 194, .08);
}

.scoreband__no {
  font-family: var(--jj-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--jj-amber);
}

/* ---------- 9. 滚动进度 ---------- */
.scroll-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--jj-cyan), var(--jj-amber));
  transform: scaleX(0);
  transform-origin: 0 50%;
}

/* ---------- 10. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.4;
  transition: background .18s var(--jj-ease), color .18s var(--jj-ease),
              border-color .18s var(--jj-ease), transform .18s var(--jj-ease);
}

.btn--signal { background: var(--jj-cyan); color: var(--jj-night); }
.btn--signal:hover { background: #63FFD6; transform: translateY(-1px); }

.btn--amber { background: var(--jj-amber); color: var(--jj-night); }
.btn--amber:hover { background: #F3BC63; transform: translateY(-1px); }

.btn--ghost {
  border-color: var(--jj-rule-strong);
  color: var(--jj-cream);
}
.btn--ghost:hover {
  border-color: var(--jj-cyan);
  color: var(--jj-cyan);
  transform: translateY(-1px);
}

/* ---------- 11. 章节标题体系 ---------- */
.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(24px, 4vw, 40px);
  max-width: 62ch;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--jj-mono);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--jj-cyan);
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: .8;
}

.section-index {
  font-family: var(--jj-mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--jj-amber);
}

.section-title {
  font-family: var(--jj-serif);
  font-weight: 600;
  font-size: clamp(26px, 3.2vw, 36px);
  line-height: 1.28;
}

.section-lede {
  font-size: 16.5px;
  line-height: 1.8;
  color: var(--jj-cream-72);
  max-width: 60ch;
}

/* ---------- 12. 内容块 ---------- */
.glass-card {
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--jj-radius);
  border: 1px solid var(--jj-rule);
  background: rgba(42, 50, 47, .52);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: transform .2s var(--jj-ease), border-color .2s var(--jj-ease), box-shadow .2s var(--jj-ease);
}

.glass-card:hover {
  transform: translateY(-2px);
  border-color: rgba(56, 242, 194, .58);
  box-shadow: 0 22px 44px -30px rgba(6, 20, 15, .95);
}

.solid-panel {
  padding: clamp(24px, 4vw, 44px);
  border-radius: var(--jj-radius);
  background: var(--jj-cream);
  color: #10241D;
}

.solid-panel a { color: #0A6B52; border-bottom: 1px solid rgba(10, 107, 82, .35); }
.solid-panel a:hover { color: #084F3D; border-color: #084F3D; }
.solid-panel .section-title,
.solid-panel .prose { color: #10241D; }

.card-stack {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

@media (min-width: 820px) {
  .card-stack--offset > *:nth-child(even) { margin-top: 34px; }
}

/* ---------- 13. 数据与标签 ---------- */
.metric-row {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 52px);
}

.metric { display: flex; flex-direction: column; gap: 6px; }

.metric__value {
  font-family: var(--jj-display);
  font-weight: 700;
  font-size: clamp(32px, 4.2vw, 54px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--jj-cream);
}

.metric__value--cyan { color: var(--jj-cyan); }

.metric__label {
  font-family: var(--jj-mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--jj-cream-55);
}

.data-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--jj-rule-strong);
  font-family: var(--jj-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--jj-cream-72);
}

.data-chip--signal { border-color: var(--jj-cyan); color: var(--jj-cyan); }
.data-chip--amber { border-color: var(--jj-amber); color: var(--jj-amber); }

.tag {
  display: inline-block;
  padding: 3px 11px;
  border-radius: 8px;
  background: rgba(196, 103, 74, .16);
  border: 1px solid rgba(196, 103, 74, .5);
  color: #E8967B;
  font-size: 12.5px;
  letter-spacing: 0.04em;
}

/* ---------- 14. 图片容器基础规则 ---------- */
.media-frame {
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid var(--jj-rule);
  background: linear-gradient(148deg, var(--jj-moss), var(--jj-night) 72%);
  aspect-ratio: 16 / 10;
}

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

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(202deg, rgba(56, 242, 194, .16), transparent 46%),
    linear-gradient(0deg, rgba(6, 20, 15, .70), transparent 58%);
}

.media-frame__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 14px 18px;
  font-family: var(--jj-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: rgba(243, 238, 228, .84);
}

.media-frame--wide { aspect-ratio: 21 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

/* ---------- 15. 正文 / 面包屑 ---------- */
.prose {
  font-size: 17px;
  line-height: 1.8;
  color: var(--jj-cream-86);
  max-width: 68ch;
}

.prose p + p { margin-top: 1.1em; }
.prose h2, .prose h3 {
  font-family: var(--jj-serif);
  margin-top: 1.7em;
  margin-bottom: .6em;
  color: var(--jj-cream);
}
.prose h2 { font-size: clamp(22px, 2.6vw, 28px); }
.prose h3 { font-size: clamp(19px, 2.2vw, 22px); }
.prose ul { list-style: none; margin-top: .9em; display: grid; gap: .5em; }
.prose ul li { padding-left: 20px; position: relative; }
.prose ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 8px;
  height: 1px;
  background: var(--jj-cyan);
}
.prose strong { color: var(--jj-cream); font-weight: 600; }
.prose code {
  font-family: var(--jj-mono);
  font-size: .9em;
  padding: 2px 7px;
  border-radius: 6px;
  background: rgba(42, 50, 47, .72);
  color: var(--jj-cyan);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--jj-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--jj-cream-55);
}

.breadcrumbs a:hover { color: var(--jj-cyan); }
.breadcrumbs li + li::before { content: "/"; margin-right: 8px; color: var(--jj-line); }

/* ---------- 16. 筛选协议 ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.filter-btn {
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--jj-rule-strong);
  font-size: 14px;
  color: var(--jj-cream-72);
  transition: border-color .18s var(--jj-ease), color .18s var(--jj-ease), background .18s var(--jj-ease);
}

.filter-btn:hover { border-color: var(--jj-cyan); color: var(--jj-cyan); }

.filter-btn[aria-pressed="true"] {
  border-color: var(--jj-cyan);
  color: var(--jj-cyan);
  background: rgba(56, 242, 194, .12);
}

[data-filter-item][hidden] { display: none; }

/* ---------- 17. 显现动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .62s var(--jj-ease), transform .62s var(--jj-ease);
}

.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- 18. 页脚 ---------- */
.site-footer {
  margin-top: clamp(64px, 9vw, 128px);
  padding: clamp(48px, 7vw, 88px) 0 32px;
  background: linear-gradient(180deg, var(--jj-deep), var(--jj-night));
  border-top: 1px solid var(--jj-rule);
}

.footer-masthead {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 24px;
  padding-bottom: 26px;
  border-bottom: 1px solid rgba(110, 122, 116, .24);
}

.footer-brand {
  font-family: var(--jj-display);
  font-weight: 700;
  font-size: clamp(28px, 5vw, 46px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--jj-cream);
}

.footer-signoff {
  font-family: var(--jj-mono);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--jj-cream-55);
}

.footer-grid {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  grid-template-columns: 1fr;
  padding: 34px 0;
}

.footer-col__title {
  margin-bottom: 14px;
  font-family: var(--jj-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--jj-cyan);
}

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

.footer-col a {
  display: inline-block;
  font-size: 15px;
  color: var(--jj-cream-72);
  border-bottom: 1px solid transparent;
  transition: color .18s var(--jj-ease), border-color .18s var(--jj-ease);
}

.footer-col a:hover {
  color: var(--jj-cyan);
  border-bottom-color: rgba(56, 242, 194, .5);
}

.contact-list { display: grid; gap: 12px; }

.contact-list > div { display: grid; gap: 2px; }

.contact-list dt {
  font-family: var(--jj-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--jj-cream-55);
}

.contact-list dd {
  font-family: var(--jj-mono);
  font-size: 13px;
  line-height: 1.6;
  color: var(--jj-cream-86);
  word-break: break-all;
}

.contact-note {
  margin-top: 14px;
  max-width: 34ch;
  font-size: 13px;
  line-height: 1.72;
  color: var(--jj-cream-55);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  padding-top: 22px;
  border-top: 1px solid rgba(110, 122, 116, .24);
  font-family: var(--jj-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--jj-cream-55);
}

/* ---------- 19. 响应式 ---------- */
@media (min-width: 640px) {
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1000px) {
  .footer-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .footer-col--contact { grid-column: span 1; }
}

@media (max-width: 900px) {
  html { scroll-padding-top: 108px; }

  .nav-toggle { display: inline-flex; }

  .header-tools { display: none; }

  .primary-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 12px);
    padding: 14px;
    border-radius: 22px;
    border: 1px solid rgba(110, 122, 116, .36);
    background: rgba(11, 35, 28, .97);
    box-shadow: 0 34px 64px -34px rgba(6, 20, 15, 1);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
  }

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

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin-left: 0;
  }

  .nav-list a {
    padding: 13px 16px;
    border-radius: 14px;
    font-size: 16px;
    color: var(--jj-cream-86);
  }
}

@media (max-width: 560px) {
  body { font-size: 16px; }

  .shell, .shell--narrow { width: calc(100% - 32px); }

  .header-inner { width: calc(100% - 20px); padding-left: 12px; }

  .scoreband { width: calc(100% - 20px); }

  .brand__tagline { display: none; }

  .nav-toggle__label { display: none; }

  .nav-toggle { padding: 10px 14px; }
}

/* ---------- 20. 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }

  .reveal { opacity: 1; transform: none; }
  .glass-card:hover, .btn:hover { transform: none; }
  .scroll-progress { transition: none; }
}