/* ============================================================
   site.css — 球王会体育 共享外壳与基础组件
   ============================================================ */

:root {
  --ink-deep: #0B2B22;
  --ink-moss: #123B2E;
  --moss: #1F5C46;
  --paper: #F5F2E9;
  --paper-soft: #FAF8F1;
  --paper-edge: #EFEADC;
  --stone-light: #E4DED0;
  --stone: #8C8B80;
  --red-card: #C8342A;
  --amber: #E8A317;
  --navy: #2B4A63;
  --cool-white: #F2F6F4;
  --night: #0F1A24;

  --font-display: "HarmonyOS Sans SC Condensed", "Source Han Sans HC Condensed",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC",
    "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas,
    "Courier New", monospace;

  --rail: 1440px;
  --pad-x: 64px;
  --gap: 32px;
  --ease: cubic-bezier(.2, .7, .3, 1);
}

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

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

html[data-nav-locked],
html[data-nav-locked] body { overflow: hidden; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink-deep);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.9;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

img, svg, video { max-width: 100%; }
button { font: inherit; }

::selection {
  background: var(--amber);
  color: var(--ink-deep);
}

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 0.5em;
}

h1, .h1 { font-size: clamp(34px, 4.6vw, 56px); line-height: 1.06; }
h2, .h2 { font-size: clamp(26px, 3vw, 40px); }
h3, .h3 { font-size: clamp(20px, 2.2vw, 28px); }
h4, .h4 { font-size: 20px; }

p { margin: 0 0 1.2em; }
a { color: var(--navy); }
ul, ol { margin: 0 0 1.2em; padding-left: 1.4em; }
table { border-collapse: collapse; }

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}

/* ---------- skip link ---------- */
.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 300;
  padding: 10px 18px;
  background: var(--amber);
  color: var(--ink-deep);
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  border-radius: 2px;
  transform: translateY(-220%);
  transition: transform 0.18s var(--ease);
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
  outline: 2px solid var(--ink-deep);
  outline-offset: 2px;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--paper);
  border-bottom: 1px solid var(--stone-light);
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--ink-deep) 0 62%,
    var(--amber) 62% 84%,
    var(--red-card) 84% 100%
  );
}

.header-rail {
  display: flex;
  align-items: center;
  gap: 32px;
  width: 100%;
  max-width: var(--rail);
  min-height: 76px;
  margin: 0 auto;
  padding: 14px var(--pad-x);
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: none;
  text-decoration: none;
  color: var(--ink-deep);
}

.brand-mark {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.brand-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: 0.16em;
  color: var(--stone);
}

.brand:hover .brand-mark { color: var(--moss); }

.header-title {
  flex: 1 1 auto;
  min-width: 0;
  margin: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--stone);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
}

.site-header[data-condensed] .header-title {
  opacity: 1;
  transform: none;
}

/* nav toggle */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  flex: none;
  padding: 9px 13px;
  background: var(--ink-deep);
  color: var(--cool-white);
  border: 1px solid var(--ink-deep);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  cursor: pointer;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.nav-toggle:hover {
  background: var(--moss);
  border-color: var(--moss);
}

.nav-toggle[aria-expanded="true"] {
  background: var(--moss);
  border-color: var(--amber);
}

.nav-glyph {
  display: inline-flex;
  flex-direction: column;
  justify-content: space-between;
  width: 16px;
  height: 11px;
}

.nav-glyph span {
  display: block;
  height: 2px;
  background: currentColor;
  transition: transform 0.18s var(--ease), opacity 0.18s var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-glyph span:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-glyph span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-glyph span:nth-child(3) { transform: translateY(-4.5px) rotate(-45deg); }

.nav-toggle-text { line-height: 1; }

/* nav */
.site-nav { flex: none; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 26px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list a {
  position: relative;
  display: inline-block;
  padding: 6px 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-deep);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.nav-list a::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 1px;
  width: 100%;
  height: 1px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.18s var(--ease);
}

.nav-list a:hover::before { transform: scaleX(1); }

.nav-list a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 18px;
  height: 2px;
  background: var(--amber);
}

.nav-list a:hover,
.nav-list a[aria-current="page"] { color: var(--moss); }

/* progress */
.scroll-progress {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 100%;
  height: 2px;
  background: var(--amber);
  transform: scaleX(0);
  transform-origin: left center;
  pointer-events: none;
  z-index: 1;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  margin-top: clamp(64px, 8vw, 112px);
  background: var(--ink-deep);
  color: var(--cool-white);
}

.footer-inner {
  width: 100%;
  max-width: var(--rail);
  margin: 0 auto;
  padding: 72px var(--pad-x) 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.05fr 1.45fr 1fr;
  gap: 48px;
  align-items: start;
}

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

.footer-logo {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--cool-white);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.footer-logo:hover { color: var(--amber); }

.footer-line {
  margin: 16px 0 20px;
  max-width: 24em;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(242, 246, 244, 0.72);
}

.footer-icp {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.footer-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

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

.footer-head {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.24em;
  color: var(--amber);
}

.footer-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-list a {
  display: inline-block;
  font-size: 14px;
  line-height: 1.6;
  color: rgba(242, 246, 244, 0.8);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.footer-list a:hover {
  color: var(--cool-white);
  border-bottom-color: var(--amber);
}

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

.footer-facts {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-fact {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
}

.footer-fact dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--stone);
}

.footer-fact dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(242, 246, 244, 0.86);
  overflow-wrap: anywhere;
}

.footer-note {
  margin: 18px 0 0;
  font-size: 12px;
  line-height: 1.8;
  color: var(--stone);
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-top: 56px;
  padding-top: 20px;
  border-top: 1px solid rgba(242, 246, 244, 0.14);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

/* ============================================================
   LAYOUT PRIMITIVES
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--rail);
  margin: 0 auto;
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
}

.section { padding-block: clamp(48px, 7vw, 96px); }
.section--tight { padding-block: clamp(32px, 4vw, 56px); }
.section--dark { background: var(--ink-deep); color: var(--cool-white); }

.prose { max-width: 38em; }

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

.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-9 { grid-column: span 9; }
.span-12 { grid-column: span 12; }

/* ============================================================
   TYPE UTILITIES
   ============================================================ */
.display {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.04;
  margin: 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.24em;
  color: var(--moss);
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--amber);
  flex: none;
}

.eyebrow--light { color: var(--amber); }

.lede {
  max-width: 42ch;
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.85;
  color: var(--ink-moss);
}

.panel .lede,
.section--dark .lede { color: rgba(242, 246, 244, 0.86); }

.text-link {
  color: var(--navy);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 74, 99, 0.35);
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.text-link:hover {
  color: var(--ink-deep);
  border-bottom-color: var(--amber);
}

.stat {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: clamp(48px, 8vw, 120px);
  line-height: 0.86;
  letter-spacing: -0.03em;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.18s var(--ease), color 0.18s var(--ease),
    border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.btn:hover { transform: translateY(-2px); }

.btn--primary {
  background: var(--ink-deep);
  color: var(--cool-white);
  border-color: var(--ink-deep);
}

.btn--primary:hover {
  background: var(--moss);
  border-color: var(--moss);
}

.btn--ghost {
  background: transparent;
  color: var(--ink-deep);
  border-color: var(--stone-light);
}

.btn--ghost:hover {
  border-color: var(--amber);
  color: var(--ink-moss);
}

/* ============================================================
   CARD / PANEL / BADGE
   ============================================================ */
.card {
  background: #fff;
  border: 1px solid var(--stone-light);
  border-radius: 3px;
  padding: 28px;
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease),
    box-shadow 0.18s var(--ease);
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--amber);
  box-shadow: 0 14px 30px -20px rgba(15, 26, 36, 0.55);
}

.panel {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3vw, 40px);
  border-radius: 3px;
  background: var(--ink-deep);
  color: var(--cool-white);
}

.panel p { color: rgba(242, 246, 244, 0.86); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 9px;
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: 0.1em;
}

.badge--red { background: var(--red-card); color: var(--cool-white); }
.badge--amber { background: var(--amber); color: var(--ink-deep); }
.badge--quiet { background: var(--stone-light); color: var(--ink-moss); }

/* ============================================================
   TABLE
   ============================================================ */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--stone-light);
  border-radius: 3px;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-body);
  font-size: 14.5px;
  font-variant-numeric: tabular-nums;
}

.data-table th {
  padding: 12px 16px;
  background: var(--moss);
  color: var(--cool-white);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-align: left;
  white-space: nowrap;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--stone-light);
  text-align: left;
  vertical-align: top;
}

.data-table tbody tr:nth-child(even) { background: var(--paper-soft); }
.data-table tbody tr:hover { background: var(--stone-light); }
.data-table tbody tr:last-child td { border-bottom: 0; }

/* ============================================================
   BREADCRUMB
   ============================================================ */
.breadcrumb {
  background: var(--paper);
  border-bottom: 1px solid var(--stone-light);
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 18px 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--stone);
}

.breadcrumb-list li { display: inline-flex; align-items: center; gap: 8px; }
.breadcrumb-list li + li::before { content: "/"; color: var(--stone-light); }

.breadcrumb-list a {
  color: var(--moss);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.breadcrumb-list a:hover {
  color: var(--navy);
  border-bottom-color: var(--amber);
}

/* ============================================================
   MEDIA FRAME
   ============================================================ */
.media-frame {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: 3px;
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(155deg, var(--ink-moss) 0%, var(--ink-deep) 58%, var(--night) 100%);
}

.media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, rgba(242, 246, 244, 0.07) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(242, 246, 244, 0.05) 0 1px, transparent 1px 72px);
  z-index: 1;
  pointer-events: none;
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 28% 18%, rgba(232, 163, 23, 0.18), transparent 54%),
    radial-gradient(circle at 80% 84%, rgba(200, 52, 42, 0.14), transparent 56%);
  z-index: 1;
  pointer-events: none;
}

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

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

/* ============================================================
   REVEAL
   ============================================================ */
.reveal--armed {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease);
}

.reveal--armed[data-revealed] {
  opacity: 1;
  transform: none;
}

/* ============================================================
   SCROLL SPY
   ============================================================ */
[data-spy] a[aria-current] {
  color: var(--ink-deep);
  font-weight: 700;
}

[data-spy] a[aria-current]::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  margin-right: 8px;
  background: var(--amber);
  vertical-align: middle;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1200px) {
  :root { --pad-x: 32px; }
  .nav-list { gap: 18px; }
  .nav-list a { font-size: 13px; }
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  .footer-contact { grid-column: 1 / -1; }
}

@media (max-width: 960px) {
  .header-rail { gap: 16px; min-height: 64px; padding: 12px var(--pad-x); }
  .header-title { display: none; }
  .nav-toggle { display: inline-flex; position: relative; z-index: 56; margin-left: auto; }
  .brand { position: relative; z-index: 56; }

  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 55;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 96px 24px 48px;
    overflow-y: auto;
    background: var(--ink-deep);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity 0.18s var(--ease), transform 0.18s var(--ease),
      visibility 0.18s linear;
  }

  .site-nav[data-open] {
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    max-width: 520px;
  }

  .nav-list li + li { border-top: 1px solid rgba(242, 246, 244, 0.12); }

  .nav-list a {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    padding: 16px 0;
    font-family: var(--font-display);
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: var(--cool-white);
  }

  .nav-list a::before {
    content: attr(data-count);
    position: static;
    order: 2;
    width: auto;
    height: auto;
    background: none;
    transform: none;
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.08em;
    color: var(--stone);
  }

  .nav-list a::after { display: none; }

  .nav-list a:hover,
  .nav-list a[aria-current="page"] { color: var(--amber); }

  .nav-list a[aria-current="page"]::before { color: var(--amber); }

  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .span-3, .span-4, .span-5, .span-6,
  .span-7, .span-8, .span-9, .span-12 { grid-column: span 2; }

  body { font-size: 16px; }
}

@media (max-width: 640px) {
  :root { --pad-x: 20px; --gap: 20px; }

  .footer-inner { padding: 56px var(--pad-x) 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-contact { grid-column: auto; }
  .footer-nav { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-base { margin-top: 40px; }

  .grid { grid-template-columns: 1fr; }
  .span-3, .span-4, .span-5, .span-6,
  .span-7, .span-8, .span-9, .span-12 { grid-column: span 1; }

  .footer-fact { grid-template-columns: 40px minmax(0, 1fr); }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .reveal--armed { opacity: 1; transform: none; }
  .skip-link { transition: none; }
}