/* ===== /assets/site.css — hth赛事登录 共享外壳 ===== */

/* --- reset --- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  min-height: 100vh;
  background: var(--ink-green);
  color: var(--mist);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
table { border-collapse: collapse; width: 100%; }
:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 4px;
}

/* --- tokens --- */
:root {
  --ink-green: #0B1F1A;
  --charcoal: #111714;
  --panel-deep: #1C2E28;
  --turf: #3A5A4C;
  --lime: #C6FF3D;
  --gold: #F2C14E;
  --mist: #E8EDE6;
  --sage: #9AA89E;
  --panel-gray: #2A3D35;
  --amber: #D98C2B;

  --font-body: "Archivo Black", "Inter", "HarmonyOS Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, "Noto Sans Mono", monospace;

  --fs-body: 1rem;
  --fs-lead: 1.0625rem;
  --fs-h2: clamp(1.6rem, 3.4vw, 2.6rem);
  --fs-h3: clamp(1.1rem, 1.8vw, 1.35rem);
  --fs-eyebrow: .75rem;
  --fs-micro: .8125rem;
  --fs-score: clamp(2.4rem, 8vw, 5rem);

  --shell: 1200px;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --r-lg: 28px;
  --r-md: 18px;
  --r-sm: 12px;
  --r-pill: 999px;

  --sp-1: .375rem;
  --sp-2: .75rem;
  --sp-3: 1.125rem;
  --sp-4: 1.75rem;
  --sp-5: 2.75rem;
  --sp-6: 4rem;

  --line: 1px solid rgba(58, 90, 76, .55);
  --edge-lime: 1px solid rgba(198, 255, 61, .38);
  --shadow-panel: 0 18px 48px -28px rgba(0, 0, 0, .9);
  --head-h: auto;
}

/* --- 中文排版 --- */
body { letter-spacing: .01em; }
h1, h2, h3, h4 { font-weight: 800; line-height: 1.2; letter-spacing: -.01em; }
p { text-wrap: pretty; }
.num, .ticker__item em, .ticker__min {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-style: normal;
}
h1 { font-size: clamp(2rem, 5.2vw, 3.6rem); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); font-weight: 700; }
strong { color: var(--lime); font-weight: 700; }
::selection { background: var(--lime); color: var(--ink-green); }

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

/* --- skip link --- */
.skip-link {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translate(-50%, -140%);
  z-index: 200;
  padding: .7rem 1.4rem;
  background: var(--lime);
  color: var(--ink-green);
  font-weight: 700;
  border-radius: 0 0 var(--r-md) var(--r-md);
  transition: transform .22s ease;
}
.skip-link:focus { transform: translate(-50%, 0); }

/* --- header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  background:
    radial-gradient(120% 160% at 12% -40%, rgba(58, 90, 76, .55) 0%, rgba(11, 31, 26, 0) 62%),
    rgba(11, 31, 26, .93);
  backdrop-filter: blur(14px);
  border-bottom: var(--line);
}
.site-header__inner { display: grid; gap: var(--sp-2); padding-block: var(--sp-3) 0; }

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  flex-wrap: wrap;
}
.brand { display: grid; gap: 2px; }
.brand__name {
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 800;
  letter-spacing: .06em;
  color: var(--mist);
}
.brand__name::after {
  content: "";
  display: inline-block;
  width: .42em;
  height: .42em;
  margin-left: .4em;
  border-radius: 50%;
  background: var(--lime);
  vertical-align: .08em;
}
.brand__tagline {
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--sage);
}
.brand--footer .brand__name { font-size: 1.3rem; }

/* nav toggle */
.nav-toggle {
  display: none;
  align-items: center;
  gap: .6rem;
  padding: .55rem 1.05rem;
  border-radius: var(--r-pill);
  border: var(--edge-lime);
  background: rgba(28, 46, 40, .8);
  color: var(--mist);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: .12em;
}
.nav-toggle__bars { display: grid; gap: 4px; width: 18px; }
.nav-toggle__bars i { display: block; height: 2px; background: var(--lime); border-radius: 2px; transition: transform .22s ease, opacity .22s ease; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars i:nth-child(1) { transform: translateY(6px) 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(-6px) rotate(-45deg); }

/* nav */
.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
  flex-wrap: wrap;
  padding-bottom: var(--sp-2);
}
.nav-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  flex-wrap: wrap;
}
.nav-link {
  display: inline-block;
  padding: .48rem .95rem;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--sage);
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}
.nav-link:hover { color: var(--mist); background: rgba(42, 61, 53, .75); border-color: rgba(58, 90, 76, .9); }
.nav-link[aria-current="page"] {
  color: var(--ink-green);
  background: var(--lime);
  border-color: var(--lime);
}
.site-nav__cta { flex: none; }

/* ticker */
.ticker {
  display: flex;
  align-items: stretch;
  gap: 0;
  overflow: hidden;
  border-top: var(--line);
  background: linear-gradient(90deg, rgba(28, 46, 40, .95), rgba(17, 23, 20, .95));
}
.ticker__label {
  flex: none;
  display: flex;
  align-items: center;
  padding: .5rem .85rem;
  background: var(--lime);
  color: var(--ink-green);
  font-size: .6875rem;
  font-weight: 800;
  letter-spacing: .16em;
}
.ticker__track {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  padding: .5rem var(--sp-4);
  white-space: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  animation: ticker-scroll 46s linear infinite;
}
.ticker__track::-webkit-scrollbar { display: none; }
.ticker__item {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  font-size: var(--fs-micro);
  color: var(--sage);
}
.ticker__lg {
  font-size: .6875rem;
  letter-spacing: .1em;
  color: var(--turf);
  border: 1px solid rgba(58, 90, 76, .9);
  border-radius: var(--r-pill);
  padding: .05rem .5rem;
}
.ticker__item em { color: var(--lime); font-weight: 700; font-size: .95rem; }
.ticker__min { color: var(--gold); font-size: .75rem; }
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* --- buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .72rem 1.5rem;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  font-size: var(--fs-micro);
  font-weight: 800;
  letter-spacing: .1em;
  white-space: nowrap;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.btn--gold { background: var(--gold); color: #22190A; }
.btn--gold:hover { transform: translateY(-2px); box-shadow: 0 10px 26px -12px rgba(242, 193, 78, .8); }
.btn--lime { background: var(--lime); color: var(--ink-green); }
.btn--lime:hover { transform: translateY(-2px); box-shadow: 0 10px 26px -12px rgba(198, 255, 61, .75); }
.btn--ghost { border-color: rgba(58, 90, 76, .95); color: var(--mist); background: rgba(28, 46, 40, .5); }
.btn--ghost:hover { border-color: var(--lime); color: var(--lime); transform: translateY(-2px); }

/* --- breadcrumbs --- */
.breadcrumbs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .45rem;
  font-size: var(--fs-micro);
  color: var(--sage);
  padding-block: var(--sp-3);
}
.breadcrumbs__item + .breadcrumbs__item::before { content: "/"; margin-right: .45rem; color: var(--turf); }
.breadcrumbs__item a:hover { color: var(--lime); }

/* --- section skeleton --- */
.section { padding-block: clamp(2.2rem, 6vw, 4.5rem); }
.section__head { display: grid; gap: var(--sp-2); max-width: 62ch; margin-bottom: var(--sp-5); }
.section__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--lime);
}
.section__title { color: var(--mist); }
.section__lead { color: var(--sage); font-size: var(--fs-lead); }

/* --- layout grid --- */
.layout-split {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr);
  gap: clamp(1.2rem, 3vw, 2.4rem);
  align-items: start;
}
.layout-grid { display: grid; gap: var(--sp-4); grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.text-block { max-width: 68ch; color: var(--mist); }
.text-block p + p { margin-top: 1em; }
.text-block h2, .text-block h3 { margin-top: 1.6em; margin-bottom: .5em; }

/* --- panels & files --- */
.panel {
  background: linear-gradient(180deg, rgba(28, 46, 40, .95), rgba(17, 23, 20, .95));
  border: var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}
.panel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-4);
  border-bottom: var(--line);
}
.panel__head h2, .panel__head h3 { font-size: var(--fs-h3); }
.panel__body { padding: var(--sp-4); display: grid; gap: var(--sp-3); }

.file-card {
  position: relative;
  display: grid;
  gap: var(--sp-2);
  padding: var(--sp-4);
  background: rgba(42, 61, 53, .55);
  border: 1px solid rgba(58, 90, 76, .8);
  border-radius: var(--r-md);
  transition: transform .25s ease, border-color .25s ease, background .25s ease;
}
.file-card:hover { transform: translateY(-4px); border-color: var(--lime); background: rgba(42, 61, 53, .8); }
.file-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  border-radius: var(--r-md) 0 0 var(--r-md);
  background: linear-gradient(180deg, var(--lime), rgba(198, 255, 61, 0));
  opacity: .6;
}

/* --- tags --- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .2rem .7rem;
  border-radius: var(--r-pill);
  border: 1px solid rgba(58, 90, 76, .95);
  font-family: var(--font-mono);
  font-size: .6875rem;
  letter-spacing: .12em;
  color: var(--sage);
}
.tag--lime { border-color: rgba(198, 255, 61, .5); color: var(--lime); }
.tag--gold { border-color: rgba(242, 193, 78, .55); color: var(--gold); }
.tag--amber { border-color: rgba(217, 140, 43, .6); color: var(--amber); }

/* --- timeline --- */
.timeline { display: grid; gap: var(--sp-3); position: relative; padding-left: 1.4rem; }
.timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: .4rem;
  bottom: .4rem;
  width: 1px;
  background: linear-gradient(180deg, var(--lime), rgba(58, 90, 76, .4));
}
.timeline__item { position: relative; display: grid; gap: .2rem; }
.timeline__node {
  position: absolute;
  left: -1.4rem;
  top: .55rem;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--ink-green);
  border: 2px solid var(--lime);
}
.timeline__item[data-open="true"] .timeline__node { background: var(--lime); }

/* --- accordion --- */
.accordion { display: grid; gap: var(--sp-2); }
.accordion__item {
  background: rgba(42, 61, 53, .45);
  border: var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: border-color .22s ease, background .22s ease;
}
.accordion__item[data-open="true"] { border-color: rgba(198, 255, 61, .5); background: rgba(42, 61, 53, .75); }
.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-4);
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
  color: var(--mist);
}
.accordion__trigger::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--lime);
  transition: transform .24s ease;
}
.accordion__item[data-open="true"] .accordion__trigger::after { transform: rotate(45deg); }
.accordion__panel {
  height: 0;
  overflow: hidden;
  transition: height .3s ease;
}
.accordion__panel > .accordion__inner {
  padding: 0 var(--sp-4) var(--sp-4);
  color: var(--sage);
  opacity: 0;
  transition: opacity .28s ease;
}
.accordion__item[data-open="true"] .accordion__panel > .accordion__inner { opacity: 1; }

/* --- tabs & filters --- */
.tabs, .filter-bar { display: flex; flex-wrap: wrap; gap: .5rem; }
.tab, .filter-chip {
  padding: .42rem .9rem;
  border-radius: var(--r-pill);
  border: 1px solid rgba(58, 90, 76, .9);
  background: rgba(28, 46, 40, .6);
  color: var(--sage);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: .08em;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}
.tab:hover, .filter-chip:hover { color: var(--mist); border-color: var(--lime); }
.tab[aria-selected="true"], .filter-chip[aria-pressed="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink-green);
}

/* --- stats & scoreboard --- */
.stat-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--sp-3);
  padding: .6rem 0;
  border-bottom: 1px dashed rgba(58, 90, 76, .6);
}
.stat-row:last-child { border-bottom: 0; }
.stat-row__label { color: var(--sage); font-size: var(--fs-micro); }
.stat-row__value { font-family: var(--font-mono); font-size: 1.05rem; font-weight: 700; color: var(--lime); }

.scoreboard {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(.6rem, 2.5vw, 1.6rem);
  font-family: var(--font-mono);
  font-size: var(--fs-score);
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
  letter-spacing: -.02em;
}
.scoreboard .num[data-count] { opacity: 0; filter: blur(10px); transition: opacity .7s ease, filter .7s ease; }
.scoreboard .num[data-count].is-in { opacity: 1; filter: blur(0); }

/* --- 图片占位容器（页面阶段放置图片） --- */
.media-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--r-md);
  overflow: hidden;
  border: var(--line);
  background:
    linear-gradient(135deg, rgba(58, 90, 76, .35), rgba(11, 31, 26, .9)),
    repeating-linear-gradient(90deg, rgba(198, 255, 61, .06) 0 1px, transparent 1px 46px);
}
.media-frame--wide { aspect-ratio: 16 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame > img { width: 100%; height: 100%; object-fit: cover; }
.media-frame--edge {
  border-radius: clamp(var(--r-md), 4vw, 40px) var(--r-md) var(--r-md) var(--r-md);
}

/* --- footer --- */
.site-footer {
  margin-top: var(--sp-6);
  background: linear-gradient(180deg, var(--charcoal), #0A0F0D);
  border-top: 2px solid var(--turf);
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, rgba(198, 255, 61, 0), var(--lime), rgba(198, 255, 61, 0));
  opacity: .55;
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, .8fr)) minmax(0, 1.2fr);
  gap: clamp(1.4rem, 3.5vw, 2.8rem);
  padding-block: clamp(2.2rem, 5vw, 3.4rem);
}
.footer-col { display: grid; gap: var(--sp-2); align-content: start; }
.footer-col--brand { gap: var(--sp-3); }
.footer-col__title {
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--lime);
  font-weight: 700;
}
.footer-desc { color: var(--sage); font-size: var(--fs-micro); max-width: 40ch; }
.footer-list { display: grid; gap: .5rem; }
.footer-link { color: var(--mist); font-size: var(--fs-micro); transition: color .2s ease, padding-left .2s ease; }
.footer-link:hover { color: var(--lime); padding-left: .25rem; }
.footer-contact { display: grid; gap: .55rem; }
.footer-contact__row { display: flex; gap: .6rem; font-size: var(--fs-micro); color: var(--sage); }
.footer-contact__key { flex: none; min-width: 2.6em; color: var(--turf); letter-spacing: .12em; }
.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  padding-block: var(--sp-3) var(--sp-4);
  border-top: var(--line);
}
.footer-note { color: var(--sage); font-size: var(--fs-micro); }
.footer-note--meta { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--font-mono); }
.footer-dot { color: var(--turf); }

/* --- to top --- */
.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 110;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--lime);
  color: var(--ink-green);
  font-size: 1.15rem;
  font-weight: 800;
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px);
  transition: opacity .25s ease, transform .25s ease;
  box-shadow: 0 12px 30px -14px rgba(198, 255, 61, .85);
}
.to-top[data-visible="true"] { opacity: 1; pointer-events: auto; transform: translateY(0); }

/* --- reveal --- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-in { opacity: 1; transform: none; }
.has-js .no-js-only { display: none; }

/* --- responsive --- */
@media (max-width: 1080px) {
  .layout-split { grid-template-columns: minmax(0, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-col--brand { grid-column: 1 / -1; }
}
@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .masthead { justify-content: space-between; }
  .site-nav {
    display: grid;
    justify-items: stretch;
    gap: var(--sp-2);
    width: 100%;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    padding-bottom: 0;
    transition: max-height .34s ease, opacity .28s ease, padding-bottom .28s ease;
  }
  .site-nav[data-open="true"] {
    max-height: 32rem;
    opacity: 1;
    padding-bottom: var(--sp-3);
  }
  .nav-list { display: grid; gap: .35rem; justify-items: stretch; }
  .nav-link {
    display: block;
    padding: .75rem 1rem;
    border-radius: var(--r-md);
    border-color: rgba(58, 90, 76, .7);
    background: rgba(28, 46, 40, .6);
    font-size: .875rem;
  }
  .site-nav__cta { width: 100%; }
  .ticker__track { animation-duration: 34s; }
}
@media (max-width: 560px) {
  :root { --fs-body: .9688rem; }
  .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .footer-contact__row { flex-direction: column; gap: .15rem; }
  .footer-legal { flex-direction: column; align-items: flex-start; }
  .brand__tagline { letter-spacing: .2em; }
}

/* --- reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .ticker__track { animation: none; transform: none; overflow-x: auto; }
  .reveal { opacity: 1; transform: none; }
  .scoreboard .num[data-count] { opacity: 1; filter: none; }
}