/* ==========================================================================
   博云体育官方版 · 中文站 — 共享样式表 /assets/site.css
   夜赛看台体系：夜墨绿底 + 荧光青柠脉冲 + 暖纸阅读面板
   ========================================================================== */

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

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

body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul[class], ol[class] { list-style: none; padding: 0; }
img, svg, video, canvas { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, select, textarea { font: inherit; }

:root {
  /* 调色板 */
  --night: #0A1E1A;
  --panel-teal: #12312B;
  --blue: #1B6BFF;
  --blue-deep: #0F4FD1;
  --lime: #B6FF3C;
  --lime-soft: #CAFF6A;
  --ember: #FF7A1A;
  --cream: #F4EFE4;
  --edge: #E2D9C6;
  --ink: #14201C;
  --mist: #9FB3AE;

  /* 结构 */
  --maxw: 1320px;
  --gutter: clamp(16px, 4vw, 40px);
  --gap-s: 8px;
  --gap-m: 16px;
  --gap-l: 24px;
  --gap-xl: clamp(32px, 5vw, 64px);
  --radius-s: 8px;
  --radius-m: 16px;
  --radius-l: 26px;
  --rule: 2px;

  /* 字体 */
  --font-display: "PingFang SC", "Hiragino Sans GB", "Helvetica Neue", "Arial Narrow",
    "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui,
    -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
    "Liberation Mono", monospace;

  --ease: cubic-bezier(.2, .8, .3, 1);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--cream);
  background: var(--night);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 2px;
  border-radius: 4px;
}

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

/* ---------- 2. Layout primitives ---------- */
.shell {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.stack { display: grid; gap: var(--gap-l); }

.grid { display: grid; gap: var(--gap-l); }
.grid--12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
.grid--split { grid-template-columns: repeat(12, minmax(0, 1fr)); }
.grid--split > .col-4 { grid-column: span 4; }
.grid--split > .col-8 { grid-column: span 8; }

.panel {
  position: relative;
  padding-block: var(--gap-xl);
  isolation: isolate;
}
.panel--night { background: var(--night); color: var(--cream); }
.panel--teal { background: var(--panel-teal); color: var(--cream); }
.panel--cream { background: var(--cream); color: var(--ink); }
.panel--cream a,
.prose--ink a { color: var(--blue-deep); }

.panel--teal + .panel--night,
.panel--night + .panel--teal { border-top: var(--rule) solid rgba(182, 255, 60, .28); }
.panel--cream + .panel--night,
.panel--night + .panel--cream { border-top: var(--rule) solid var(--edge); }

.main-content { display: block; }

/* 画板标签牌：序号 + 类别 + 更新时间 */
.section-index {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--mist);
  padding-bottom: 6px;
  border-bottom: 1px solid currentColor;
}
.panel--cream .section-index { color: #6E7C76; }

.rail {
  display: flex;
  gap: var(--gap-m);
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  padding-bottom: 12px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(182, 255, 60, .45) transparent;
}
.rail::-webkit-scrollbar { height: 6px; }
.rail::-webkit-scrollbar-track { background: rgba(226, 217, 198, .1); border-radius: 999px; }
.rail::-webkit-scrollbar-thumb { background: rgba(182, 255, 60, .45); border-radius: 999px; }
.rail > * { scroll-snap-align: start; flex: 0 0 auto; }

/* ---------- 3. Breadcrumbs & prose ---------- */
.breadcrumbs {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--mist);
  padding-top: 14px;
}
.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.breadcrumbs li { display: flex; align-items: center; gap: 8px; }
.breadcrumbs li + li::before { content: "/"; color: rgba(159, 179, 174, .5); }
.breadcrumbs a { color: var(--mist); }
.breadcrumbs a:hover { color: var(--lime); text-decoration: none; }
.breadcrumbs [aria-current="page"] { color: var(--cream); }
.panel--cream .breadcrumbs { color: #6E7C76; }
.panel--cream .breadcrumbs a { color: #6E7C76; }
.panel--cream .breadcrumbs a:hover { color: var(--blue-deep); }
.panel--cream .breadcrumbs [aria-current="page"] { color: var(--ink); }

.prose { max-width: 68ch; }
.prose > * + * { margin-top: 1.1em; }
.prose p { font-size: 1.0625rem; line-height: 1.8; }
.prose h2 {
  font-size: clamp(1.5rem, 2.4vw, 1.953rem);
  font-weight: 700;
  line-height: 1.3;
  margin-top: 1.8em;
}
.prose h3 {
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
  margin-top: 1.5em;
}
.prose ul, .prose ol { padding-left: 1.25em; }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose li + li { margin-top: .45em; }
.prose strong { font-weight: 700; }
.prose code {
  font-family: var(--font-mono);
  font-size: .9em;
  background: rgba(27, 107, 255, .1);
  padding: .12em .4em;
  border-radius: 4px;
}

/* ---------- 4. Media containers ---------- */
.media {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
  border-radius: var(--radius-m);
  background: linear-gradient(152deg, var(--panel-teal) 0%, var(--night) 72%);
  border: 1px solid rgba(226, 217, 198, .14);
}
.media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(120% 80% at 18% 0%, rgba(27, 107, 255, .28), transparent 62%);
}
.media > img,
.media > picture,
.media > video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media--wide { aspect-ratio: 16 / 9; }
.media--tall { aspect-ratio: 3 / 4; }
.media--square { aspect-ratio: 1 / 1; }

.media__tag {
  position: absolute;
  z-index: 2;
  top: 12px;
  left: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cream);
  background: rgba(10, 30, 26, .78);
  border-left: 2px solid var(--lime);
  padding: 5px 10px;
  border-radius: 0 6px 6px 0;
  backdrop-filter: blur(4px);
}

.media__caption {
  position: absolute;
  z-index: 2;
  left: 14px;
  right: 14px;
  bottom: 12px;
  font-size: .8125rem;
  line-height: 1.5;
  color: rgba(244, 239, 228, .9);
  text-shadow: 0 1px 12px rgba(0, 0, 0, .85);
}

/* ---------- 5. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: .875rem;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: .01em;
  white-space: nowrap;
  text-decoration: none;
  transition: transform .18s var(--ease), background-color .18s var(--ease),
    color .18s var(--ease), border-color .18s var(--ease);
}
.btn:hover { text-decoration: none; }

.btn--lime {
  background: var(--lime);
  color: var(--night);
}
.btn--lime:hover {
  background: var(--lime-soft);
  color: var(--night);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--cream);
  border-color: rgba(226, 217, 198, .28);
}
.btn--ghost:hover {
  color: var(--lime);
  border-color: var(--lime);
}

/* ---------- 6. Header ---------- */
.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -70px;
  z-index: 120;
  background: var(--lime);
  color: var(--night);
  padding: 10px 18px;
  border-radius: 999px;
  font-size: .875rem;
  font-weight: 700;
  text-decoration: none;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 12px; text-decoration: none; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--night);
  border-bottom: var(--rule) solid var(--panel-teal);
}

.scroll-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
  z-index: 3;
}

.cmd-bar {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 14px var(--gutter);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
}

.cmd-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
  color: var(--cream);
  text-decoration: none;
}
.cmd-brand:hover { text-decoration: none; }
.cmd-brand__mark { display: inline-flex; flex: 0 0 auto; }
.cmd-brand__text { display: flex; flex-direction: column; min-width: 0; }
.cmd-brand__name {
  font-size: .9375rem;
  font-weight: 700;
  letter-spacing: .01em;
  line-height: 1.2;
  white-space: nowrap;
}
.cmd-brand__sub {
  font-family: var(--font-mono);
  font-size: .625rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--mist);
  line-height: 1.4;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid rgba(226, 217, 198, .26);
  color: var(--cream);
  font-size: .8125rem;
  font-weight: 600;
}
.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
  width: 17px;
  height: 12px;
}
.nav-toggle__bars i {
  display: block;
  height: 2px;
  width: 100%;
  border-radius: 2px;
  background: var(--lime);
  transition: transform .22s var(--ease), opacity .22s var(--ease);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

.site-nav { display: flex; justify-content: center; }
.site-nav__list {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav__link {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 12px;
  border-radius: var(--radius-s);
  color: var(--mist);
  text-decoration: none;
  transition: color .18s var(--ease);
}
.site-nav__link:hover { color: var(--cream); text-decoration: none; }
.site-nav__idx {
  font-family: var(--font-mono);
  font-size: .625rem;
  letter-spacing: .08em;
  color: rgba(159, 179, 174, .55);
  transition: color .18s var(--ease);
}
.site-nav__label { font-size: .9375rem; font-weight: 500; line-height: 1.4; }

.site-nav__link[aria-current="page"] { color: var(--cream); }
.site-nav__link[aria-current="page"] .site-nav__label { font-weight: 700; }
.site-nav__link[aria-current="page"] .site-nav__idx { color: var(--lime); }
.site-nav__link[aria-current="page"]::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: var(--lime);
}

.cmd-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: flex-end;
}

/* 排期状态带 */
.status-strip {
  background: var(--panel-teal);
  border-top: 1px solid rgba(182, 255, 60, .18);
  overflow: hidden;
}
.status-strip__inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 8px var(--gutter);
  display: flex;
  align-items: center;
  gap: 16px;
}
.status-strip__live {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: .625rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--lime);
}
.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 0 rgba(182, 255, 60, .55);
  animation: pulse-ring 2.2s var(--ease) infinite;
}
@keyframes pulse-ring {
  0%   { box-shadow: 0 0 0 0 rgba(182, 255, 60, .5); }
  70%  { box-shadow: 0 0 0 9px rgba(182, 255, 60, 0); }
  100% { box-shadow: 0 0 0 0 rgba(182, 255, 60, 0); }
}
.status-strip__track {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  height: 22px;
  overflow: hidden;
}
.status-strip__list {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.status-strip__item {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .8125rem;
  letter-spacing: .01em;
  color: rgba(244, 239, 228, .82);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  visibility: hidden;
  transition: opacity .45s var(--ease), visibility .45s var(--ease);
}
.status-strip__item[data-active] { opacity: 1; visibility: visible; }

/* ---------- 7. Footer ---------- */
.site-footer {
  background: var(--night);
  color: rgba(244, 239, 228, .78);
  border-top: var(--rule) solid rgba(182, 255, 60, .25);
}
.footer-inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(40px, 6vw, 64px) var(--gutter) 26px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
  gap: clamp(24px, 3.5vw, 44px);
}

.footer-brand { display: flex; flex-direction: column; gap: 10px; }
.footer-brand__mark { display: inline-flex; }
.footer-brand__name {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--cream);
  line-height: 1.4;
}
.footer-brand__line {
  font-size: .875rem;
  line-height: 1.7;
  color: var(--mist);
  max-width: 34ch;
}

.footer-col__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .625rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 14px;
}
.footer-col__title::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: rgba(226, 217, 198, .18);
}

.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}
.footer-list a {
  font-size: .875rem;
  color: rgba(244, 239, 228, .8);
  text-decoration: none;
}
.footer-list a:hover { color: var(--lime); text-decoration: none; }

.footer-list--meta { gap: 10px; }
.footer-list--meta li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.footer-meta__k {
  font-family: var(--font-mono);
  font-size: .625rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(159, 179, 174, .8);
  min-width: 34px;
}
.footer-meta__v {
  font-family: var(--font-mono);
  font-size: .8125rem;
  color: var(--cream);
  word-break: break-all;
}

.footer-ops {
  margin-top: clamp(28px, 4vw, 44px);
  padding-top: 22px;
  border-top: 1px solid rgba(226, 217, 198, .14);
  display: grid;
  gap: 8px;
}
.footer-ops p { font-size: .8125rem; line-height: 1.75; color: var(--mist); }
.footer-note { max-width: 82ch; }

.footer-bottom {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(226, 217, 198, .14);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.footer-hint {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: rgba(244, 239, 228, .72);
}
.footer-hint__key { color: var(--ember); }
.footer-legal {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--mist);
}
.footer-icp { color: rgba(244, 239, 228, .72); }

/* ---------- 8. Reveal ---------- */
.reveal-ready [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
}
.reveal-ready [data-reveal].is-visible {
  opacity: 1;
  transform: none;
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}

/* ---------- 9. Responsive ---------- */
@media (max-width: 1020px) {
  .cmd-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding-block: 11px;
  }
  .cmd-brand { flex: 0 1 auto; min-width: 0; }
  .nav-toggle { display: inline-flex; order: 2; flex: 0 0 auto; }
  .cmd-actions { order: 3; flex: 0 0 auto; }
  .cmd-actions .btn--ghost { display: none; }
  .cmd-actions .btn--lime { padding: 8px 14px; font-size: .8125rem; }

  .site-nav {
    position: fixed;
    z-index: 80;
    left: 0;
    right: 0;
    bottom: 0;
    display: block;
    max-height: 78vh;
    overflow-y: auto;
    padding: 14px 12px calc(18px + env(safe-area-inset-bottom, 0px));
    background: var(--night);
    border-top: var(--rule) solid rgba(182, 255, 60, .4);
    box-shadow: 0 -20px 48px rgba(0, 0, 0, .62);
    transform: translateY(105%);
    transition: transform .34s var(--ease);
    -webkit-overflow-scrolling: touch;
  }
  .site-nav[data-open] { transform: translateY(0); }

  .site-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav__item { border-bottom: 1px solid rgba(226, 217, 198, .08); }
  .site-nav__item:last-child { border-bottom: 0; }
  .site-nav__link {
    padding: 14px 14px 14px 18px;
    border-radius: 10px;
    align-items: center;
  }
  .site-nav__label { font-size: 1rem; }
  .site-nav__idx { font-size: .6875rem; }
  .site-nav__link[aria-current="page"]::before {
    left: 4px;
    top: 12px;
    bottom: 12px;
  }
  .site-nav__link[aria-current="page"] { background: rgba(182, 255, 60, .07); }

  .status-strip__inner { gap: 12px; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 720px) {
  .grid--12 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .grid--split > .col-4 { grid-column: span 6; }
  .grid--split > .col-8 { grid-column: span 6; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 420px) {
  .cmd-brand__sub { display: none; }
  .nav-toggle__label { display: none; }
  .nav-toggle { padding: 9px 12px; }
  .status-strip__live { letter-spacing: .1em; }
}

/* ---------- 10. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .reveal-ready [data-reveal] { opacity: 1; transform: none; }
  .site-nav { transition: none; }
}