/* ==========================================================================
   爱游戏赛事 — /assets/site.css
   共享层：reset / 变量 / 中文排版 / 命令栏头部 / 四区页脚 / 通用组件
   ========================================================================== */

:root {
  --bg: #0A1F1A;
  --bg-deep: #07160F;
  --panel: #112E26;
  --panel-2: #0E2620;
  --line: #1B3B32;
  --line-strong: #2C5546;
  --lime: #B7FF3C;
  --lime-soft: #D9FF8A;
  --orange: #FFA24B;
  --mint: #EAF7EF;
  --sage: #8FB3A6;
  --warm: #F7FBF8;

  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-narrow: "Archivo Narrow", "Oswald", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", "Noto Serif", Georgia, "Times New Roman", serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --maxw: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius-s: 10px;
  --radius-m: 16px;
  --radius-l: 24px;
  --radius-pill: 999px;

  --header-h: 70px;
  --header-h-sm: 56px;
  --ease: cubic-bezier(.4, 0, .2, 1);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--mint);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd, address { margin: 0; }
ul, ol { margin: 0; padding: 0; 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; }
a { color: var(--lime); text-decoration: none; }
a:hover { color: var(--lime-soft); }
table { border-collapse: collapse; width: 100%; }
::selection { background: var(--lime); color: #08170F; }

:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 中文排版 ---------- */
h1, h2 {
  font-family: var(--font-narrow);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.01em;
  color: var(--warm);
  text-wrap: balance;
}
h1 { font-size: clamp(2.2rem, 5.4vw, 3.9rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.5rem); }
h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.35;
  color: var(--warm);
  letter-spacing: 0;
}
h3 { font-size: clamp(1.15rem, 1.8vw, 1.4rem); }
h4 { font-size: 1.02rem; }
p { text-wrap: pretty; }

.display {
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: clamp(2.6rem, 7vw, 5rem);
  line-height: 1.0;
  letter-spacing: -.025em;
  color: var(--warm);
}
.lede {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 1.55vw, 1.3rem);
  line-height: 1.85;
  color: var(--warm);
}
.prose { max-width: 68ch; color: var(--mint); }
.prose p + p { margin-top: 1.05em; }
.prose strong { color: var(--warm); font-weight: 700; }
.prose a {
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--line-strong);
  transition: text-decoration-color .18s var(--ease), color .18s var(--ease);
}
.prose a:hover { text-decoration-color: var(--lime); }

.num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--lime-soft);
  letter-spacing: 0;
}
.num--hot { color: var(--orange); }
.mono { font-family: var(--font-mono); font-size: .86em; letter-spacing: .02em; }

.sr-only {
  position: absolute;
  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;
}

/* ---------- 布局容器 ---------- */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container--narrow { max-width: 820px; }

.section { padding-block: clamp(52px, 8vw, 104px); }
.section--tight { padding-block: clamp(30px, 5vw, 60px); }
.section--flush { padding-block: 0; }

.grid { display: grid; gap: clamp(16px, 2.4vw, 28px); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--split { grid-template-columns: minmax(0, 1fr) minmax(0, 1.7fr); }

.rule { height: 1px; border: 0; margin: 0; background: var(--line); }

/* ---------- 小标签与胶囊 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--lime);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  opacity: .75;
}
.eyebrow--muted { color: var(--sage); }

.chip {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .26rem .7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--sage);
  white-space: nowrap;
}
.chip--hot { border-color: rgba(255, 162, 75, .5); color: var(--orange); }
.chip--lime { border-color: rgba(183, 255, 60, .45); color: var(--lime); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  padding: .72rem 1.3rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-family: var(--font-narrow);
  font-weight: 700;
  font-size: .95rem;
  line-height: 1.2;
  letter-spacing: .02em;
  transition: background-color .18s var(--ease), color .18s var(--ease),
              border-color .18s var(--ease), transform .18s var(--ease);
}
.btn--primary { background: var(--lime); color: #08170F; }
.btn--primary:hover { background: var(--lime-soft); color: #08170F; }
.btn--ghost { background: transparent; border-color: var(--line); color: var(--mint); }
.btn--ghost:hover { border-color: var(--lime); color: var(--lime); }
.btn--sm { padding: .5rem .95rem; font-size: .84rem; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  padding: clamp(18px, 2.4vw, 28px);
  transition: border-color .2s var(--ease), transform .2s var(--ease), background-color .2s var(--ease);
}
.card--lift:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
  background: var(--panel-2);
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--sage);
}
.breadcrumb a {
  color: var(--sage);
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.breadcrumb a:hover { color: var(--lime); border-bottom-color: var(--lime); }
.breadcrumb__sep { color: #3C5C51; }
.breadcrumb__current { color: var(--mint); }

/* ---------- 图片容器基础规则 ---------- */
.media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(183, 255, 60, .16), transparent 58%),
    radial-gradient(110% 80% at 92% 100%, rgba(255, 162, 75, .14), transparent 60%),
    linear-gradient(155deg, #143A2C, #0A1F1A 72%);
}
.media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(205deg, rgba(183, 255, 60, .10), transparent 46%, rgba(255, 162, 75, .10));
}
.media__img { width: 100%; height: 100%; object-fit: cover; }
.media__caption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: .7rem 1rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--sage);
  background: linear-gradient(0deg, rgba(7, 22, 15, .92), transparent);
}
.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--1x1 { aspect-ratio: 1 / 1; }
.media--tall { aspect-ratio: 3 / 4; }

/* ==========================================================================
   头部：紧凑命令栏
   ========================================================================== */
.skip-link {
  position: absolute;
  left: 12px;
  top: -100px;
  z-index: 200;
  padding: .7rem 1.15rem;
  border-radius: var(--radius-pill);
  background: var(--lime);
  color: #08170F;
  font-weight: 700;
  font-size: .88rem;
  transition: top .18s var(--ease);
}
.skip-link:focus { top: 12px; color: #08170F; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(9, 28, 23, .94);
  border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition: background-color .22s var(--ease), border-color .22s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(7, 22, 15, .97);
  border-bottom-color: var(--line-strong);
  box-shadow: 0 18px 34px -26px #000;
}

.cmdbar { position: relative; }
.cmdbar__inner {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 30px);
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
  height: var(--header-h);
  transition: height .22s var(--ease);
}
.cmdbar__actions {
  display: flex;
  align-items: center;
  gap: .6rem;
  flex: none;
  margin-left: auto;
}

/* 品牌 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  flex: none;
  color: var(--warm);
}
.brand:hover { color: var(--warm); }
.brand__mark {
  position: relative;
  width: 26px;
  height: 26px;
  flex: none;
  border-radius: 8px;
  background: var(--lime);
  box-shadow: 0 0 0 1px rgba(183, 255, 60, .35), 0 0 22px -6px rgba(183, 255, 60, .8);
}
.brand__mark::after {
  content: "";
  position: absolute;
  inset: 7px;
  background: #0A1F1A;
  clip-path: polygon(0 0, 100% 50%, 0 100%);
}
.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__name {
  font-family: var(--font-narrow);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: .05em;
  color: var(--warm);
}
.brand__tag {
  font-family: var(--font-mono);
  font-size: .62rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--sage);
}
.brand--footer .brand__mark { width: 22px; height: 22px; border-radius: 7px; }
.brand--footer .brand__mark::after { inset: 6px; }
.brand--footer .brand__name { font-size: .98rem; }

/* 导航 */
.nav { flex: 1 1 auto; min-width: 0; }
.nav__list { display: flex; align-items: center; gap: clamp(2px, .55vw, 10px); }
.nav__item { min-width: 0; }
.nav__link {
  display: inline-flex;
  align-items: baseline;
  gap: .4rem;
  padding: .42rem .62rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-family: var(--font-narrow);
  font-weight: 600;
  font-size: .94rem;
  letter-spacing: .02em;
  color: var(--sage);
  white-space: nowrap;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}
.nav__link:hover {
  color: var(--mint);
  border-color: var(--line);
  background: var(--panel-2);
}
.nav__idx {
  font-family: var(--font-mono);
  font-size: .66rem;
  font-weight: 400;
  letter-spacing: .04em;
  color: #456B5E;
  transition: color .18s var(--ease);
}
.nav__link:hover .nav__idx { color: var(--lime); }
.nav__link[aria-current="page"] {
  color: #08170F;
  background: var(--lime);
  border-color: var(--lime);
}
.nav__link[aria-current="page"] .nav__idx { color: #33581A; }
.nav__link[aria-current="page"]:hover { color: #08170F; background: var(--lime-soft); }

/* 移动导航按钮 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: .55rem;
  padding: .48rem .8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--lime);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  transition: border-color .18s var(--ease), background-color .18s var(--ease);
}
.nav-toggle:hover { border-color: var(--lime); background: var(--panel-2); }
.nav-toggle__bars {
  position: relative;
  display: block;
  width: 18px;
  height: 2px;
  background: var(--lime);
  border-radius: 2px;
  transition: background-color .2s var(--ease);
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: var(--lime);
  border-radius: 2px;
  transition: transform .2s var(--ease);
}
.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { transform: translateY(-6px) rotate(-45deg); }

/* 阅读进度条 */
.scroll-meter { height: 2px; background: rgba(27, 59, 50, .7); }
.scroll-meter__fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 0 2px 2px 0;
  background: linear-gradient(90deg, var(--lime), var(--orange));
  transition: width .12s linear;
}

/* ==========================================================================
   页脚：四区看台
   ========================================================================== */
.site-footer {
  margin-top: clamp(56px, 9vw, 110px);
  background: var(--bg-deep);
  border-top: 1px solid var(--line);
}
.footer__inner {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(40px, 6vw, 72px) var(--gutter) 24px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.35fr;
  gap: clamp(24px, 4vw, 48px);
}
.footer__col { min-width: 0; }
.footer__brand { max-width: 36ch; min-width: 0; }
.footer__note {
  margin-top: 1rem;
  color: var(--sage);
  font-size: .92rem;
  line-height: 1.75;
}
.footer__icp {
  margin-top: 1.1rem;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--sage);
}
.footer__copy {
  margin-top: .3rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: #5C8577;
}
.footer__title {
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lime);
}
.footer__list { display: flex; flex-direction: column; gap: .55rem; font-size: .94rem; }
.footer__list a {
  position: relative;
  display: inline-block;
  color: var(--mint);
  transition: color .18s var(--ease);
}
.footer__list a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--lime);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .22s var(--ease);
}
.footer__list a:hover { color: var(--lime); }
.footer__list a:hover::after { transform: scaleX(1); }

.footer__contact-line {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: .6rem;
}
.footer__contact-text {
  font-family: var(--font-mono);
  font-size: .86rem;
  color: var(--mint);
  word-break: break-all;
}
.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .2rem .6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--sage);
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}
.copy-btn:hover { color: var(--lime); border-color: var(--lime); background: var(--panel-2); }
.copy-btn.is-done { color: #08170F; background: var(--lime); border-color: var(--lime); }
.footer__address {
  margin-top: .5rem;
  font-style: normal;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--sage);
}
.footer__base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: clamp(32px, 5vw, 56px);
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.footer__legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .03em;
  color: var(--sage);
}
.footer__legal a {
  color: var(--sage);
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}
.footer__legal a:hover { color: var(--lime); border-bottom-color: var(--lime); }
.footer__meta {
  font-family: var(--font-mono);
  font-size: .76rem;
  line-height: 1.7;
  letter-spacing: .03em;
  color: #5C8577;
  max-width: 46ch;
}

/* ==========================================================================
   响应式
   ========================================================================== */
@media (min-width: 901px) {
  .site-header.is-scrolled .cmdbar__inner { height: var(--header-h-sm); }
}

@media (max-width: 1120px) {
  .brand__tag { display: none; }
  .nav__link { padding: .42rem .5rem; font-size: .88rem; }
}

@media (max-width: 900px) {
  :root { --header-h: 60px; }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    padding: .5rem var(--gutter) 1rem;
    background: #0B231C;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 30px 50px -30px #000;
  }
  .nav[data-open="true"] { display: block; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 2px; }
  .nav__link {
    width: 100%;
    justify-content: space-between;
    padding: .82rem .75rem;
    border-radius: 12px;
    font-size: 1.04rem;
  }
  .nav__idx { order: 2; font-size: .72rem; }
  .nav-toggle { display: inline-flex; }

  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid--split { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__brand { max-width: none; grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .grid--2, .grid--3 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__base { flex-direction: column; align-items: flex-start; }
  .cmdbar__actions .btn { padding: .42rem .75rem; font-size: .78rem; }
  .brand__name { font-size: .98rem; }
}

/* ==========================================================================
   降低动效
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .card--lift:hover { transform: none; }
  .scroll-meter__fill { transition: none; }
  .footer__list a::after { transform: none; opacity: 0; }
  .footer__list a:hover::after { opacity: 1; }
}