/* ==========================================================================
   平博赛事 /assets/site.css
   深夜记分牌 × 战术板：墨绿底 / 荧光青绿数据高亮 / 暖橙比分 / 1px 精密网格
   ========================================================================== */

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

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

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

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

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 0;
}

/* ---------- tokens ---------- */
:root {
  --bg: #05100D;
  --panel: #0B1F19;
  --line: #17362C;
  --mint: #6BFFC0;
  --mint-deep: #22BE82;
  --ember: #FF9A3C;
  --ember-red: #FF6B3D;
  --paper: #E9F4EE;
  --muted: #93ACA1;
  --dim: #4D6B5E;

  --font-display: "Songti SC", "Noto Serif SC", "Source Han Serif SC", Georgia, "Times New Roman", serif;
  --font-body: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: ui-monospace, "JetBrains Mono", "IBM Plex Mono", SFMono-Regular, Menlo, Consolas, monospace;

  --rail: clamp(240px, 19vw, 284px);
  --gap: 24px;
  --pad-x: clamp(20px, 4vw, 64px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- a11y ---------- */
:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  padding: 10px 18px;
  background-color: var(--mint);
  color: var(--bg);
  border: 1px solid var(--mint);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  transform: translateY(-180%);
  transition: transform 200ms var(--ease);
}

.skip-link:focus { transform: translateY(0); }

/* ---------- header : vertical rail ---------- */
.site-header {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 60;
  width: var(--rail);
  display: flex;
  flex-direction: column;
  background-color: var(--panel);
  border-right: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-height: 0;
  gap: 26px;
  padding: 26px 22px 24px;
  overflow-y: auto;
  scrollbar-width: thin;
}

/* brand */
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.brand__mark {
  flex: none;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--mint);
  color: var(--mint);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  line-height: 1;
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.brand__name {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.brand__line {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* mobile toggle */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  color: var(--paper);
  font-size: 13px;
  letter-spacing: 0.12em;
  line-height: 1;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.nav-toggle:hover { border-color: var(--mint-deep); color: var(--mint); }

.nav-toggle__glyph {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 16px;
}

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 1px;
  background-color: var(--mint);
  transition: transform 240ms var(--ease);
}

.site-header[data-open] .nav-toggle__bar:nth-child(1) { transform: translateY(2.5px) rotate(45deg); }
.site-header[data-open] .nav-toggle__bar:nth-child(2) { transform: translateY(-2.5px) rotate(-45deg); }

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

/* nav track */
.site-nav {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  gap: 16px;
  min-height: 0;
}

.site-nav__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-nav__list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.site-nav__item { border-bottom: 1px solid var(--line); }

.site-nav__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 2px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--muted);
  transition: color 180ms var(--ease), background-color 180ms var(--ease);
}

.site-nav__index {
  flex: none;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--dim);
  transition: color 180ms var(--ease);
}

.site-nav__link:hover { color: var(--paper); background-color: rgba(107, 255, 192, 0.05); }
.site-nav__link:hover .site-nav__index { color: var(--mint-deep); }

.site-nav__link[aria-current="page"] { color: var(--mint); }
.site-nav__link[aria-current="page"] .site-nav__index { color: var(--mint); }

.site-nav__link[aria-current="page"]::after {
  content: "";
  align-self: center;
  margin-left: auto;
  width: 5px;
  height: 5px;
  background-color: var(--mint);
}

/* cta */
.header-cta {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 46px;
  padding: 12px 16px;
  border: 1px solid var(--mint-deep);
  background-color: rgba(107, 255, 192, 0.05);
  color: var(--mint);
  font-size: 14px;
  letter-spacing: 0.05em;
  transition: background-color 200ms var(--ease), color 200ms var(--ease), border-color 200ms var(--ease);
}

.header-cta::after {
  content: "\2192";
  font-family: var(--font-mono);
  font-size: 14px;
}

.header-cta:hover {
  background-color: var(--mint);
  border-color: var(--mint);
  color: var(--bg);
}

/* ---------- footer ---------- */
.site-footer {
  background-color: var(--panel);
  border-top: 1px solid var(--line);
  margin-top: clamp(48px, 7vw, 96px);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: minmax(210px, 1fr) 1.9fr;
  gap: clamp(24px, 4vw, 64px);
  padding: clamp(36px, 5vw, 64px) var(--pad-x) clamp(26px, 3vw, 40px);
  border-bottom: 1px solid var(--line);
}

.site-footer__brand { min-width: 0; }

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

.footer-brand__name {
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.footer-brand__line {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.site-footer__tagline {
  margin-top: 18px;
  max-width: 20em;
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.65;
  color: var(--paper);
}

.site-footer__nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  min-width: 0;
}

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

.footer-col__heading {
  padding-bottom: 10px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--mint);
}

.footer-col__list {
  display: flex;
  flex-direction: column;
}

.footer-col__link {
  display: inline-block;
  padding: 6px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
  transition: color 180ms var(--ease);
}

.footer-col__link:hover { color: var(--mint); }

.site-footer__meta {
  display: grid;
  gap: 12px;
  padding: 20px var(--pad-x) 30px;
}

.site-footer__contact {
  font-size: 13px;
  line-height: 1.9;
  color: var(--muted);
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- layout ---------- */
.container {
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.section {
  padding-block: clamp(40px, 6vw, 88px);
}

.section__head {
  display: flex;
  align-items: baseline;
  gap: clamp(12px, 2vw, 24px);
  padding-bottom: 16px;
  margin-bottom: clamp(20px, 3vw, 36px);
  border-bottom: 1px solid var(--line);
}

.section__num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--mint);
}

.section__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--paper);
}

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

.span-4 { grid-column: span 4; }
.span-6 { grid-column: span 6; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

.prose { max-width: 36em; }
.prose p { margin-bottom: 1.2em; color: var(--paper); }
.prose p:last-child { margin-bottom: 0; }
.prose h2,
.prose h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin-bottom: 0.6em;
}
.prose h2 { font-size: clamp(22px, 2.6vw, 28px); }
.prose h3 { font-size: clamp(18px, 2vw, 22px); }
.prose a {
  color: var(--mint);
  border-bottom: 1px solid rgba(107, 255, 192, 0.4);
}

/* ---------- breadcrumbs ---------- */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.breadcrumbs a { transition: color 180ms var(--ease); }
.breadcrumbs a:hover { color: var(--mint); }

.breadcrumbs__sep {
  font-size: 11px;
  color: var(--dim);
}

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

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 11px 20px;
  border: 1px solid var(--line);
  background-color: transparent;
  color: var(--paper);
  font-size: 14px;
  line-height: 1.4;
  letter-spacing: 0.04em;
  text-align: center;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.btn:hover { border-color: var(--mint); color: var(--mint); }

.btn--solid {
  background-color: var(--mint);
  border-color: var(--mint);
  color: var(--bg);
  font-weight: 600;
}

.btn--solid:hover {
  background-color: var(--mint-deep);
  border-color: var(--mint-deep);
  color: var(--bg);
}

.btn--ghost {
  border-color: rgba(107, 255, 192, 0.45);
  color: var(--mint);
}

.btn--ghost:hover {
  background-color: rgba(107, 255, 192, 0.1);
  border-color: var(--mint);
  color: var(--mint);
}

/* ---------- panels / tags / stats ---------- */
.panel {
  background-color: var(--panel);
  border: 1px solid var(--line);
  padding: clamp(16px, 2vw, 24px);
}

.panel__label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border: 1px solid var(--line);
  background-color: transparent;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  line-height: 1.6;
  color: var(--muted);
  white-space: nowrap;
}

.tag--mint {
  color: var(--mint);
  border-color: rgba(107, 255, 192, 0.4);
  background-color: rgba(107, 255, 192, 0.06);
}

.tag--ember {
  color: var(--ember);
  border-color: rgba(255, 154, 60, 0.4);
  background-color: rgba(255, 154, 60, 0.07);
}

.tag--muted {
  color: var(--dim);
  border-color: var(--line);
}

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

.stat__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--mint);
}

.stat__value--ember { color: var(--ember); }

.stat__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- figure / image containers ---------- */
.figure-frame {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  background-color: var(--panel);
  overflow: hidden;
}

.figure-frame__media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  background-color: #071612;
  background-image:
    linear-gradient(to right, rgba(23, 54, 44, 0.85) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(23, 54, 44, 0.85) 1px, transparent 1px);
  background-size: 40px 40px;
}

.figure-frame__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.55) contrast(1.06) brightness(0.92);
}

.figure-frame__caption {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  line-height: 1.7;
  color: var(--muted);
}

.figure-frame--wide .figure-frame__media { aspect-ratio: 21 / 9; }
.figure-frame--tall .figure-frame__media { aspect-ratio: 3 / 4; }

/* ---------- reveal ---------- */
.js-reveal [data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 420ms var(--ease),
    transform 420ms var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.js-reveal [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
  will-change: auto;
}

/* ---------- responsive ---------- */
@media (min-width: 1024px) {
  body { padding-left: var(--rail); }
}

@media (max-width: 1023.98px) {
  .site-header {
    position: sticky;
    inset: auto;
    top: 0;
    width: 100%;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .site-header__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 0 16px;
    flex: none;
    height: auto;
    padding: 12px var(--pad-x);
    overflow: visible;
  }

  .brand {
    gap: 10px;
    padding-bottom: 0;
    border-bottom: 0;
  }

  .brand__mark { width: 32px; height: 32px; font-size: 11px; }
  .brand__name { font-size: 17px; }
  .brand__line { display: none; }

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

  .site-nav {
    grid-column: 1 / -1;
    display: none;
    flex: none;
    gap: 14px;
    margin-top: 14px;
    padding: 16px 0 4px;
    border-top: 1px solid var(--line);
    max-height: calc(100vh - 140px);
    overflow-y: auto;
  }

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

  .site-nav__link { padding: 10px 2px; }
  .header-cta { margin-top: 4px; }
}

@media (max-width: 900px) {
  .site-footer__inner { grid-template-columns: 1fr; }
  .grid-12 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .span-4,
  .span-6,
  .span-8 { grid-column: span 3; }
}

@media (max-width: 640px) {
  .site-footer__nav { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 20px; }
  .site-footer__tagline { font-size: 17px; }
  .grid-12 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .span-4,
  .span-6,
  .span-8,
  .span-12 { grid-column: span 2; }
  .figure-frame--wide .figure-frame__media { aspect-ratio: 16 / 10; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  .js-reveal [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .skip-link { transition: none; }
}