/* ============================================================
   World Cup 2026 — Fan Profile Site
   深色海报风 · 金色光效 · 3D 球员翻转卡 · 响应式
   ============================================================ */

:root {
  --font-stack: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI",
    "Helvetica Neue", Arial, sans-serif;
  --color-text: #f5f5f7;
  --color-text-muted: #a1a1a6;
  --color-gold: #d4af37;
  --color-gold-light: #f0d060;
  --color-link: #d4af37;
  --color-bg: #0a1628;
  --color-bg-elevated: #122038;
  --color-bg-card: #152a45;
  --color-nav-bg: rgba(10, 22, 40, 0.88);
  --nav-height: 52px;
  --max-content: 1100px;
  --ease-out: cubic-bezier(0.25, 0.1, 0.25, 1);
  --team-accent: #d4af37;
  --card-radius: 18px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-stack);
  font-size: 17px;
  line-height: 1.47;
  letter-spacing: -0.022em;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

/* 全局球场 + 金色氛围背景 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 90% 55% at 50% -5%, rgba(212, 175, 55, 0.18), transparent 50%),
    radial-gradient(ellipse 50% 40% at 0% 60%, rgba(26, 77, 46, 0.35), transparent),
    radial-gradient(ellipse 50% 40% at 100% 80%, rgba(18, 32, 56, 0.9), transparent),
    linear-gradient(180deg, #0a1628 0%, #0d1f14 45%, #0a1628 100%);
  pointer-events: none;
}

a { color: var(--color-link); text-decoration: none; }
a:hover { color: var(--color-gold-light); }
img { max-width: 100%; display: block; }
code { font-size: 0.88em; padding: 2px 6px; border-radius: 4px; background: rgba(255,255,255,0.08); }

/* ---------- 导航 ---------- */
.global-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: var(--color-nav-bg);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(212, 175, 55, 0.15);
  transition: box-shadow 0.3s var(--ease-out);
}
.global-nav.scrolled { box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4); }

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 22px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}
.nav-brand:hover { color: var(--color-gold-light); text-decoration: none; }
.nav-brand-icon { font-size: 20px; }

.nav-links { list-style: none; display: flex; gap: 4px; }
.nav-links a {
  font-size: 14px;
  color: var(--color-text-muted);
  padding: 8px 14px;
  border-radius: 980px;
  text-decoration: none;
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--color-text); background: rgba(255,255,255,0.06); text-decoration: none; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px; height: 44px;
  background: none; border: none; cursor: pointer; padding: 12px;
}
.nav-hamburger span { display: block; height: 1px; background: var(--color-text); transition: transform 0.3s; }
.nav-hamburger.open span:first-child { transform: translateY(3px) rotate(45deg); }
.nav-hamburger.open span:last-child { transform: translateY(-3px) rotate(-45deg); }

/* ---------- 首页 Hero 海报 ---------- */
.hero--poster {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 100px 22px 80px;
  overflow: hidden;
}

.hero-poster-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 0%, rgba(10,22,40,0.4) 50%, var(--color-bg) 100%),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 80px,
      rgba(212, 175, 55, 0.03) 80px,
      rgba(212, 175, 55, 0.03) 81px
    );
}

.hero-poster-lights {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 25% 10%, rgba(255,255,200,0.14), transparent 35%),
    radial-gradient(circle at 75% 10%, rgba(255,255,200,0.1), transparent 35%),
    radial-gradient(ellipse at 50% 100%, rgba(26,77,46,0.45), transparent 55%);
  pointer-events: none;
}

.hero-content { position: relative; z-index: 2; max-width: 780px; }

.hero-eyebrow {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(48px, 10vw, 88px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  background: linear-gradient(180deg, #fff 20%, #d4af37 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 16px;
  text-shadow: 0 0 60px rgba(212, 175, 55, 0.3);
}

.hero-subtitle {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 600;
  color: #fff;
  margin-bottom: 10px;
}

.hero-tagline {
  font-size: 18px;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }

.btn-primary, .btn-secondary {
  display: inline-block;
  font-size: 16px;
  padding: 14px 28px;
  border-radius: 980px;
  text-decoration: none;
  transition: transform 0.25s, box-shadow 0.25s;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-gold), #b8962e);
  color: #0a1628;
  font-weight: 700;
  box-shadow: 0 4px 24px rgba(212, 175, 55, 0.4);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 36px rgba(212, 175, 55, 0.5); color: #0a1628; text-decoration: none; }
.btn-secondary {
  background: rgba(255,255,255,0.08);
  color: var(--color-text);
  border: 1px solid rgba(212, 175, 55, 0.35);
}
.btn-secondary:hover { background: rgba(255,255,255,0.12); text-decoration: none; color: #fff; }

/* ---------- 通用区块 ---------- */
.section-header { text-align: center; max-width: 640px; margin: 0 auto 40px; padding: 0 22px; }
.section-title { font-size: clamp(28px, 5vw, 42px); font-weight: 700; letter-spacing: -0.02em; margin-bottom: 8px; }
.section-subtitle { font-size: 17px; color: var(--color-text-muted); }

.section-inner { max-width: var(--max-content); margin: 0 auto; padding: 0 22px; }

/* ---------- 首页：简介 ---------- */
.intro-section { padding: 80px 22px; }
.intro-section h2 { font-size: 36px; font-weight: 700; margin-bottom: 20px; text-align: center; }
.intro-section p { max-width: 720px; margin: 0 auto 14px; color: var(--color-text-muted); font-size: 18px; line-height: 1.55; text-align: center; }

/* ---------- 首页：Featured Teams ---------- */
.teams-section { padding: 60px 22px 100px; }

.teams-grid {
  max-width: var(--max-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.team-card {
  position: relative;
  display: block;
  min-height: 260px;
  padding: 32px 28px;
  border-radius: var(--card-radius);
  background: var(--color-bg-card);
  border: 1px solid rgba(212, 175, 55, 0.22);
  color: inherit;
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.35s var(--ease-out), box-shadow 0.35s, border-color 0.35s;
}
.team-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, color-mix(in srgb, var(--team-accent) 28%, transparent), transparent 55%);
  pointer-events: none;
}
.team-card:hover {
  transform: translateY(-8px);
  border-color: var(--team-accent);
  box-shadow: 0 24px 56px rgba(0,0,0,0.45), 0 0 48px color-mix(in srgb, var(--team-accent) 35%, transparent);
  color: inherit;
  text-decoration: none;
}
.team-card-inner { position: relative; z-index: 1; }
.team-card-flag img { width: 56px; height: 38px; object-fit: cover; border-radius: 6px; margin-bottom: 14px; }
.team-card-emoji { display: none; font-size: 42px; margin-bottom: 10px; }
.team-card-name { font-size: 28px; font-weight: 700; margin-bottom: 4px; }
.team-card-conf { font-size: 12px; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 8px; }
.team-card-badge { font-size: 13px; color: var(--color-gold); font-weight: 600; margin-bottom: 16px; }
.team-card-cta { font-size: 14px; color: var(--color-link); }

/* ---------- 首页：Featured Players 预览 ---------- */
.preview-section { padding: 60px 22px 80px; }
.preview-players { background: rgba(0,0,0,0.2); }

.preview-players-grid {
  max-width: var(--max-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.preview-player-card {
  display: block;
  padding: 20px;
  border-radius: var(--card-radius);
  background: var(--color-bg-card);
  border: 1px solid rgba(212, 175, 55, 0.15);
  color: inherit;
  text-decoration: none;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.preview-player-card:hover {
  transform: translateY(-4px);
  border-color: var(--team-accent);
  box-shadow: 0 12px 32px rgba(0,0,0,0.35), 0 0 24px color-mix(in srgb, var(--team-accent) 30%, transparent);
  color: inherit;
  text-decoration: none;
}

.preview-player-photo {
  position: relative;
  width: 80px; height: 80px;
  margin: 0 auto 14px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--team-accent);
}
.preview-player-photo img { width: 100%; height: 100%; object-fit: cover; }
.preview-player-num {
  position: absolute; bottom: 0; right: 0;
  font-size: 10px; font-weight: 800;
  background: var(--color-gold); color: #0a1628;
  padding: 2px 6px; border-radius: 6px 0 0 0;
}
.preview-player-team { font-size: 11px; color: var(--team-accent); text-transform: uppercase; letter-spacing: 0.06em; }
.preview-player-info h3 { font-size: 16px; font-weight: 700; margin: 4px 0; text-align: center; }
.preview-player-info p { font-size: 12px; color: var(--color-text-muted); text-align: center; }

/* ---------- 首页：赛程预览 ---------- */
.preview-schedule { padding-bottom: 100px; }

.schedule-table-wrap {
  max-width: var(--max-content);
  margin: 0 auto;
  overflow-x: auto;
  border-radius: var(--card-radius);
  border: 1px solid rgba(212, 175, 55, 0.2);
  background: var(--color-bg-elevated);
}

.schedule-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.schedule-table th {
  text-align: left;
  padding: 14px 18px;
  background: rgba(212, 175, 55, 0.12);
  color: var(--color-gold);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.schedule-table td { padding: 14px 18px; border-top: 1px solid rgba(255,255,255,0.06); color: var(--color-text-muted); }
.schedule-table tr:hover td { background: rgba(255,255,255,0.03); color: var(--color-text); }
.schedule-stage {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 980px;
  font-size: 11px;
  font-weight: 600;
  background: rgba(212, 175, 55, 0.15);
  color: var(--color-gold);
}

/* ---------- 球队详情页 Hero ---------- */
.team-page .team-hero {
  position: relative;
  padding: 100px 22px 56px;
  text-align: center;
}
.team-page .team-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, color-mix(in srgb, var(--team-accent) 40%, transparent), transparent 60%);
  pointer-events: none;
}
.team-hero-flag img {
  width: 130px; height: 86px;
  object-fit: cover;
  border-radius: 10px;
  margin: 0 auto 20px;
  border: 2px solid rgba(212, 175, 55, 0.45);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.team-flag-emoji { display: flex; justify-content: center; font-size: 80px; margin-bottom: 16px; }
.team-hero-text h1 { font-size: clamp(26px, 5vw, 42px); font-weight: 700; margin-bottom: 10px; }
.team-meta, .team-coach { font-size: 16px; color: var(--color-text-muted); margin-top: 6px; }
.team-coach strong { color: var(--color-text); }

.champion-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 980px;
  background: linear-gradient(135deg, var(--color-gold), #b8962e);
  color: #0a1628;
  margin-bottom: 14px;
  box-shadow: 0 4px 16px rgba(212, 175, 55, 0.4);
}

/* ---------- 球队信息网格 ---------- */
.team-info { padding: 0 22px 48px; }
.team-info-grid {
  max-width: var(--max-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.info-block {
  padding: 24px;
  border-radius: var(--card-radius);
  background: var(--color-bg-elevated);
  border: 1px solid rgba(255,255,255,0.06);
}
.info-block--wide { grid-column: 1 / -1; }
.info-block h2 { font-size: 18px; font-weight: 600; color: var(--color-gold); margin-bottom: 12px; }
.info-block p, .coach-name { font-size: 15px; color: var(--color-text-muted); line-height: 1.5; }
.coach-name { font-size: 20px; font-weight: 600; color: var(--color-text); }

.history-list { list-style: none; }
.history-item {
  display: grid;
  grid-template-columns: 52px 1fr auto;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 14px;
}
.history-year { font-weight: 700; color: var(--color-gold); }
.history-host { color: var(--color-text-muted); }
.history-result { font-weight: 600; text-align: right; }

.style-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.style-tags li {
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 980px;
  background: color-mix(in srgb, var(--team-accent) 22%, transparent);
  border: 1px solid color-mix(in srgb, var(--team-accent) 45%, transparent);
}

/* ---------- 核心球员 ---------- */
.key-players-section { padding: 40px 22px 60px; }
.key-players-grid {
  max-width: var(--max-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.key-player-card {
  padding: 20px;
  text-align: center;
  border-radius: var(--card-radius);
  background: var(--color-bg-card);
  border: 1px solid rgba(212, 175, 55, 0.2);
  transition: transform 0.3s, box-shadow 0.3s;
}
.key-player-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.35), 0 0 28px rgba(212, 175, 55, 0.15);
}
.key-player-photo {
  position: relative;
  width: 100px; height: 100px;
  margin: 0 auto 12px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--color-gold);
}
.key-player-photo img { width: 100%; height: 100%; object-fit: cover; }
.key-player-num {
  position: absolute; bottom: 0; right: 0;
  font-size: 11px; font-weight: 800;
  background: var(--color-gold); color: #0a1628;
  padding: 2px 8px; border-radius: 8px 0 0 0;
}
.key-player-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 4px; }
.key-player-role { font-size: 12px; color: var(--color-gold); text-transform: uppercase; letter-spacing: 0.05em; }
.key-player-club { font-size: 12px; color: var(--color-text-muted); margin-top: 4px; }

/* ---------- 3D 翻转球员卡 ---------- */
.squad-section { padding: 20px 22px 100px; position: relative; }
.squad-section::before {
  content: "";
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: min(100%, 800px); height: 280px;
  background: radial-gradient(ellipse, rgba(212, 175, 55, 0.1), transparent 70%);
  pointer-events: none;
}

.players-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 24px;
  perspective: 1200px;
}

.player-card {
  height: 380px;
  cursor: pointer;
  outline: none;
}
.player-card-inner {
  position: relative;
  width: 100%; height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.7s var(--ease-out);
  border-radius: var(--card-radius);
}
.player-card:hover .player-card-inner,
.player-card:focus-within .player-card-inner,
.player-card.is-flipped .player-card-inner {
  transform: rotateY(180deg);
}
@media (hover: none) {
  .player-card:hover .player-card-inner { transform: none; }
  .player-card.is-flipped .player-card-inner { transform: rotateY(180deg); }
}

.player-card-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: var(--card-radius);
  overflow: hidden;
  border: 2px solid var(--color-gold);
  box-shadow: 0 0 0 1px rgba(212,175,55,0.25), 0 16px 48px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.08);
  transition: box-shadow 0.35s;
}
.player-card:hover .player-card-face {
  box-shadow: 0 0 0 1px rgba(212,175,55,0.4), 0 20px 56px rgba(0,0,0,0.5), 0 0 40px rgba(212, 175, 55, 0.2);
}

.player-card-front {
  background: linear-gradient(180deg, rgba(26,77,46,0.85), rgba(10,22,40,0.95));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
}
.player-card-glow {
  position: absolute;
  top: -40%; left: 50%; transform: translateX(-50%);
  width: 200%; height: 70%;
  background: radial-gradient(ellipse, rgba(255,255,200,0.22), transparent 60%);
  pointer-events: none;
}
.player-photo-wrap {
  position: relative;
  width: 130px; height: 130px;
  margin-bottom: 14px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid var(--color-gold);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  background: var(--color-bg-card);
}
.player-photo-wrap img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.player-number {
  position: absolute; bottom: 2px; right: 2px;
  width: 30px; height: 30px;
  font-size: 13px; font-weight: 800;
  background: var(--color-gold); color: #0a1628;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.player-name { font-size: 19px; font-weight: 700; margin-bottom: 4px; }
.player-position { font-size: 13px; color: var(--color-gold); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }
.player-flip-hint { margin-top: 14px; font-size: 11px; color: var(--color-text-muted); opacity: 0.7; }

.player-card-back {
  transform: rotateY(180deg);
  background: linear-gradient(165deg, #1a2f1a, #0f1a2e 50%, #152a20);
  padding: 18px;
  overflow-y: auto;
}
.player-name--back { font-size: 15px; color: var(--color-gold); margin-bottom: 10px; }
.player-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 10px; margin-bottom: 10px; font-size: 11px; }
.player-stats div { display: flex; flex-direction: column; gap: 1px; }
.player-stats dt { color: var(--color-text-muted); }
.player-stats dd { font-weight: 600; }
.player-intro { font-size: 11px; color: var(--color-text-muted); line-height: 1.4; margin-bottom: 10px; }
.player-honors { list-style: none; font-size: 10px; }
.player-honors li { padding: 3px 0 3px 12px; position: relative; }
.player-honors li::before { content: "★"; position: absolute; left: 0; color: var(--color-gold); font-size: 8px; }

/* ---------- Footer ---------- */
.site-footer {
  padding: 32px 22px 40px;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: rgba(0,0,0,0.35);
}
.footer-disclaimer { font-size: 13px; color: var(--color-text-muted); max-width: 560px; margin: 0 auto 10px; line-height: 1.5; }
.footer-copy { font-size: 12px; color: rgba(255,255,255,0.35); }

/* ---------- 滚动显现 ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- 球队主题色 ---------- */
.theme-argentina { --team-accent: #75aadb; }
.theme-brazil { --team-accent: #ffdf00; }
.theme-france { --team-accent: #0055a4; }
.theme-england { --team-accent: #ce1124; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .preview-players-grid { grid-template-columns: repeat(2, 1fr); }
  .team-info-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .teams-grid { grid-template-columns: 1fr; }
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height); left: 0; right: 0; bottom: 0;
    flex-direction: column;
    padding: 24px;
    background: rgba(10, 22, 40, 0.98);
  }
  .nav-links.open { display: flex; }
  .nav-links a { display: block; padding: 16px 0; font-size: 17px; }
  .nav-hamburger { display: flex; }
  .player-card { height: 360px; }
}
@media (max-width: 480px) {
  .preview-players-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .player-card-inner { transition: none; }
  .player-card:hover .player-card-inner,
  .player-card.is-flipped .player-card-inner { transform: none; }
  .player-card { height: auto; }
  .player-card-front, .player-card-back { position: relative; transform: none; }
  .player-card-back { margin-top: 12px; }
}