/* ═══════════════════════════════════════════════════
   AMC 数学竞赛 — 样式表
   结构: Reset → Variables → Base → Layout → Components
   ═══════════════════════════════════════════════════ */

/* ─── Google Fonts ─── */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;600;700;900&family=DM+Serif+Display:ital@0;1&family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600;700&display=swap');

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

/* ─── CSS Variables ─── */
:root {
  --blue:         #1B4FA8;
  --blue-dark:    #0F2D6B;
  --blue-light:   #E8F0FD;
  --blue-mid:     #2563c4;
  --orange:       #E8611A;
  --orange-light: #FEF0E7;
  --green:        #0DAB76;
  --purple:       #7C3AED;
  --gold:         #FFD580;
  --gold-dark:    #FFB740;
  --gray-50:      #FAFBFF;
  --gray-100:     #F4F6FC;
  --gray-200:     #E8ECFA;
  --gray-400:     #8C90AA;
  --gray-600:     #5A5E76;
  --gray-700:     #3D3F52;
  --black:        #0E1428;
  --white:        #FFFFFF;

  --font-display-zh: 'Noto Serif SC', 'STSong', serif;
  --font-display-en: 'DM Serif Display', Georgia, serif;
  --font-body:    'DM Sans', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;

  --radius-sm:    8px;
  --radius:       12px;
  --radius-lg:    18px;
  --radius-xl:    24px;

  --shadow-xs:    0 2px 8px rgba(27,79,168,0.07);
  --shadow:       0 4px 20px rgba(27,79,168,0.10);
  --shadow-md:    0 8px 32px rgba(27,79,168,0.14);
  --shadow-lg:    0 16px 56px rgba(27,79,168,0.18);

  --transition:   0.22s cubic-bezier(.4,0,.2,1);
}

/* ─── Base ─── */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--black);
  background: var(--white);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
ul { list-style: none; }
button { font-family: inherit; }


/* ═══════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-24px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes countUp {
  from { opacity: 0; transform: scale(0.8); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-12px); }
}
@keyframes pulse-ring {
  0%   { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(27,79,168,0.35); }
  70%  { transform: scale(1);    box-shadow: 0 0 0 12px rgba(27,79,168,0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(27,79,168,0); }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ═══════════════════════════════════════════
   TOPBAR
   ═══════════════════════════════════════════ */
.topbar {
  background: var(--blue-dark);
  color: rgba(255,255,255,0.78);
  font-size: 13px;
  padding: 7px 0;
  text-align: center;
  letter-spacing: 0.2px;
}
.topbar a {
  color: var(--gold);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition);
}
.topbar a:hover { color: var(--gold-dark); }

/* ═══════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════ */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--gray-200);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: box-shadow var(--transition);
}
nav.scrolled { box-shadow: 0 4px 24px rgba(14,20,40,0.08); }

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  height: 68px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 19px;
  color: var(--blue);
  letter-spacing: -0.3px;
}
.logo-badge {
  background: linear-gradient(135deg, var(--blue), var(--blue-mid));
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 9px;
  border-radius: 7px;
  letter-spacing: 1.5px;
  box-shadow: 0 2px 8px rgba(27,79,168,0.3);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--gray-700);
}
.nav-links a {
  position: relative;
  transition: color var(--transition);
  padding-bottom: 2px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0; right: 0;
  height: 2px;
  background: var(--blue);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nav-links a:hover { color: var(--blue); }
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }
.nav-links a.active { color: var(--blue); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.btn-lang-link {
  font-size: 13px;
  font-weight: 700;
  border: 1.5px solid var(--blue);
  color: var(--blue);
  background: transparent;
  padding: 5px 14px;
  border-radius: 20px;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.5px;
  text-decoration: none;
  display: inline-block;
}
.btn-lang-link:hover { background: var(--blue); color: #fff; }

/* ═══════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════ */
.btn-primary {
  background: var(--orange);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  display: inline-block;
  letter-spacing: 0.2px;
}
.btn-primary:hover {
  background: #c94e0d;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(232,97,26,0.35);
}
.btn-secondary {
  background: var(--blue);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  display: inline-block;
}
.btn-secondary:hover {
  background: var(--blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(27,79,168,0.35);
}

.btn-hero-primary {
  background: var(--orange);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 15px 38px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-block;
  box-shadow: 0 4px 20px rgba(232,97,26,0.4);
}
.btn-hero-primary:hover {
  background: #c94e0d;
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(232,97,26,0.5);
}
.btn-hero-outline {
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 15px 38px;
  border-radius: var(--radius);
  border: 2px solid rgba(255,255,255,0.5);
  cursor: pointer;
  transition: all var(--transition);
  display: inline-block;
  backdrop-filter: blur(4px);
}
.btn-hero-outline:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.8);
  transform: translateY(-2px);
}
.btn-test {
  background: var(--gold);
  color: var(--blue-dark);
  font-size: 17px;
  font-weight: 800;
  padding: 17px 52px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-block;
  letter-spacing: 0.3px;
  box-shadow: 0 4px 20px rgba(255,183,64,0.4);
  animation: pulse-ring 2.5s infinite;
}
.btn-test:hover {
  background: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 36px rgba(255,183,64,0.55);
}

/* ═══════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════ */
.hero {
  background: linear-gradient(145deg, var(--blue-dark) 0%, var(--blue) 55%, #1e63d4 100%);
  color: #fff;
  padding: 108px 28px 92px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Geometric grid background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* Decorative math symbols */
.hero::after {
  content: '∑ π ∞ √ ∫';
  position: absolute;
  bottom: -24px;
  right: 8%;
  font-size: 180px;
  font-family: var(--font-display-en);
  color: rgba(255,255,255,0.03);
  letter-spacing: 24px;
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  animation: fadeUp 0.8s ease both;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.9);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  padding: 7px 20px;
  border-radius: 30px;
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}
.hero-eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 0 3px rgba(74,222,128,0.3);
  flex-shrink: 0;
}

.hero h1 {
  font-size: clamp(34px, 5.5vw, 62px);
  font-weight: 900;
  line-height: 1.18;
  margin-bottom: 20px;
  letter-spacing: -0.8px;
  font-family: var(--font-display-zh);
  animation: fadeUp 0.8s 0.1s ease both;
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--gold), var(--gold-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: clamp(15px, 2.2vw, 19px);
  color: rgba(255,255,255,0.80);
  max-width: 640px;
  margin: 0 auto 44px;
  line-height: 1.65;
  animation: fadeUp 0.8s 0.2s ease both;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeUp 0.8s 0.3s ease both;
}

/* Hero stats */
.hero-stats {
  display: flex;
  gap: 0;
  justify-content: center;
  margin-top: 72px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
  animation: fadeUp 0.8s 0.45s ease both;
}
.hero-stats-inner {
  display: flex;
  gap: 0;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(12px);
  overflow: hidden;
  flex-wrap: wrap;
}
.stat {
  text-align: center;
  padding: 24px 40px;
  position: relative;
}
.stat + .stat::before {
  content: '';
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 1px;
  background: rgba(255,255,255,0.15);
}
.stat-num {
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
  color: var(--gold);
  font-family: var(--font-display-en);
  letter-spacing: -1px;
}
.stat-label {
  font-size: 12.5px;
  color: rgba(255,255,255,0.65);
  margin-top: 6px;
  letter-spacing: 0.5px;
}

/* ═══════════════════════════════════════════
   SECTION BASE
   ═══════════════════════════════════════════ */
section { padding: 88px 28px; }
.container { max-width: 1200px; margin: 0 auto; }

.section-label {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 24px; height: 2px;
  background: var(--blue);
  border-radius: 2px;
  flex-shrink: 0;
}
.section-header.center .section-label { justify-content: center; }

.section-title {
  font-size: clamp(28px, 3.8vw, 44px);
  font-weight: 900;
  color: var(--black);
  line-height: 1.2;
  margin-bottom: 18px;
  font-family: var(--font-display-zh);
  letter-spacing: -0.5px;
}
.section-desc {
  font-size: 16.5px;
  color: var(--gray-600);
  max-width: 600px;
  line-height: 1.75;
}
.section-header { margin-bottom: 56px; }
.section-header.center { text-align: center; }
.section-header.center .section-desc { margin: 0 auto; }

/* ─── Divider ─── */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gray-200) 20%, var(--gray-200) 80%, transparent);
}

/* ═══════════════════════════════════════════
   ABOUT
   ═══════════════════════════════════════════ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

/* Announcement Banner */
.notice-banner {
  background: linear-gradient(135deg, #FEF3C7, #FEF9EE);
  border: 1px solid #F59E0B40;
  border-left: 4px solid #F59E0B;
  padding: 16px 24px;
  border-radius: var(--radius);
  font-size: 14px;
  color: #78350F;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 44px;
  box-shadow: var(--shadow-xs);
}
.notice-icon {
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}

/* Mini grid cards */
.about-mini-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.mini-card {
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.mini-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.mini-card-num {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 6px;
  font-family: var(--font-display-en);
  letter-spacing: -1px;
  line-height: 1;
}
.mini-card-label {
  font-size: 13px;
  color: var(--gray-600);
  font-weight: 500;
}
.mini-card-blue   { background: var(--blue-light); }
.mini-card-orange { background: var(--orange-light); }
.mini-card-green  { background: #E6FAF4; }
.mini-card-purple { background: #F3EEFF; }
.mini-card-blue   .mini-card-num { color: var(--blue); }
.mini-card-orange .mini-card-num { color: var(--orange); }
.mini-card-green  .mini-card-num { color: var(--green); }
.mini-card-purple .mini-card-num { color: var(--purple); }

/* ═══════════════════════════════════════════
   LEVELS
   ═══════════════════════════════════════════ */
.levels { background: var(--gray-50); }
.levels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}
.level-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  border-top: 4px solid var(--blue);
  position: relative;
  overflow: hidden;
}
.level-card::after {
  content: '';
  position: absolute;
  bottom: -24px;
  right: -24px;
  width: 88px; height: 88px;
  border-radius: 50%;
  background: var(--blue-light);
  opacity: 0.5;
  transition: transform var(--transition);
}
.level-card:nth-child(2) { border-top-color: var(--orange); }
.level-card:nth-child(3) { border-top-color: var(--green); }
.level-card:nth-child(4) { border-top-color: var(--purple); }
.level-card:nth-child(2)::after { background: var(--orange-light); }
.level-card:nth-child(3)::after { background: #E6FAF4; }
.level-card:nth-child(4)::after { background: #F3EEFF; }
.level-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.level-card:hover::after { transform: scale(1.4); }

.level-badge {
  display: inline-block;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 18px;
}
.level-card:nth-child(2) .level-badge { background: var(--orange-light); color: var(--orange); }
.level-card:nth-child(3) .level-badge { background: #E6FAF4; color: var(--green); }
.level-card:nth-child(4) .level-badge { background: #F3EEFF; color: var(--purple); }

.level-name {
  font-size: 26px;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--black);
  font-family: var(--font-display-en);
  letter-spacing: -0.5px;
  position: relative;
  z-index: 1;
}
.level-age {
  font-size: 12.5px;
  color: var(--gray-400);
  margin-bottom: 16px;
  font-weight: 600;
  letter-spacing: 0.2px;
}
.level-desc {
  font-size: 14px;
  color: var(--gray-700);
  line-height: 1.65;
  margin-bottom: 22px;
}
.level-meta {
  font-size: 13px;
  color: var(--gray-600);
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.level-meta span {
  display: flex;
  align-items: center;
  gap: 8px;
}
.level-meta span::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue);
  flex-shrink: 0;
}
.level-card:nth-child(2) .level-meta span::before { background: var(--orange); }
.level-card:nth-child(3) .level-meta span::before { background: var(--green); }
.level-card:nth-child(4) .level-meta span::before { background: var(--purple); }

/* ═══════════════════════════════════════════
   DATES TABLE
   ═══════════════════════════════════════════ */
.dates-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.dates-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  background: var(--white);
}
.dates-table th {
  background: var(--blue-dark);
  color: #fff;
  padding: 16px 22px;
  text-align: left;
  font-weight: 700;
  font-size: 12.5px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.dates-table th:first-child { border-radius: 0; }
.dates-table th:last-child { border-radius: 0; }
.dates-table td { padding: 16px 22px; border-bottom: 1px solid var(--gray-100); }
.dates-table tr:last-child td { border-bottom: none; }
.dates-table tr:nth-child(even) td { background: var(--gray-50); }
.dates-table tr:hover td {
  background: var(--blue-light);
  transition: background 0.15s ease;
}
.dates-table td strong { color: var(--black); font-weight: 700; }

.tag-open {
  display: inline-block;
  background: #DCFCE7;
  color: #15803d;
  font-size: 11.5px;
  font-weight: 700;
  padding: 3px 11px;
  border-radius: 20px;
  letter-spacing: 0.3px;
}
.tag-soon {
  display: inline-block;
  background: var(--orange-light);
  color: var(--orange);
  font-size: 11.5px;
  font-weight: 700;
  padding: 3px 11px;
  border-radius: 20px;
}
.tag-closed {
  display: inline-block;
  background: var(--gray-100);
  color: var(--gray-400);
  font-size: 11.5px;
  font-weight: 700;
  padding: 3px 11px;
  border-radius: 20px;
}

/* ═══════════════════════════════════════════
   WHY US
   ═══════════════════════════════════════════ */
.whyus { background: var(--white); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.why-card {
  display: flex;
  gap: 20px;
  padding: 30px;
  border-radius: var(--radius-lg);
  background: var(--gray-50);
  align-items: flex-start;
  transition: box-shadow var(--transition), transform var(--transition), background var(--transition);
  border: 1px solid transparent;
}
.why-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  background: var(--white);
  border-color: var(--gray-200);
}
.why-icon {
  width: 50px; height: 50px;
  flex-shrink: 0;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--blue), var(--blue-mid));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 23px;
  box-shadow: 0 4px 12px rgba(27,79,168,0.25);
  transition: transform var(--transition);
}
.why-card:hover .why-icon { transform: scale(1.08) rotate(-3deg); }
.why-body h3 {
  font-size: 16.5px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--black);
}
.why-body p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
}

/* ═══════════════════════════════════════════
   FREE TEST CTA
   ═══════════════════════════════════════════ */
.test-section {
  background: linear-gradient(150deg, var(--blue-dark) 0%, #1a4ba0 50%, #1e63d4 100%);
  color: #fff;
  text-align: center;
  padding: 96px 28px;
  position: relative;
  overflow: hidden;
}
.test-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 50%, rgba(255,255,255,0.04) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(255,213,128,0.06) 0%, transparent 40%);
}
.test-section .section-label { color: var(--gold); justify-content: center; }
.test-section .section-label::before { background: var(--gold); }
.test-section .section-title { color: #fff; }
.test-section .section-desc { color: rgba(255,255,255,0.78); margin: 0 auto 44px; }

.test-features {
  display: flex;
  gap: 28px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
  position: relative;
  z-index: 1;
}
.test-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
}
.test-feature-icon {
  width: 34px; height: 34px;
  background: rgba(255,255,255,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  border: 1px solid rgba(255,255,255,0.2);
}
.test-trust {
  margin-top: 20px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  position: relative;
  z-index: 1;
}

/* ═══════════════════════════════════════════
   REGISTER STEPS
   ═══════════════════════════════════════════ */
.steps { background: var(--gray-50); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 24px;
  position: relative;
}
.steps-grid::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-light), var(--blue) 50%, var(--blue-light));
  z-index: 0;
  border-radius: 2px;
}
.step-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 24px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  position: relative;
  z-index: 1;
  transition: transform var(--transition), box-shadow var(--transition);
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.step-num {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--blue-mid));
  color: #fff;
  font-size: 20px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 4px 16px rgba(27,79,168,0.35);
  font-family: var(--font-display-en);
}
.step-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--black);
}
.step-card p {
  font-size: 13.5px;
  color: var(--gray-600);
  line-height: 1.65;
}

/* ═══════════════════════════════════════════
   NEWS
   ═══════════════════════════════════════════ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.news-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-200);
  background: var(--white);
  transition: transform var(--transition), box-shadow var(--transition);
}
.news-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.news-img {
  height: 190px;
  background: linear-gradient(135deg, var(--blue-light) 0%, #C8DCFF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 52px;
  transition: transform var(--transition);
}
.news-card:hover .news-img { transform: scale(1.03); }
.news-body { padding: 26px; }
.news-meta {
  font-size: 12px;
  color: var(--gray-400);
  margin-bottom: 10px;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.news-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.45;
  color: var(--black);
}
.news-excerpt {
  font-size: 13.5px;
  color: var(--gray-600);
  line-height: 1.65;
}
.news-read {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 16px;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
  transition: gap var(--transition);
}
.news-read:hover { gap: 8px; text-decoration: none; }

/* ═══════════════════════════════════════════
   FAQ
   ═══════════════════════════════════════════ */
.faq { background: var(--gray-50); }
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--white);
  border-radius: var(--radius);
  margin-bottom: 10px;
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  border: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.faq-item.open {
  border-color: var(--blue-light);
  box-shadow: var(--shadow);
}
.faq-q {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 22px 28px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--black);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  transition: color var(--transition);
}
.faq-q:hover { color: var(--blue); }
.faq-arrow {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition), background var(--transition);
  flex-shrink: 0;
  line-height: 1;
}
.faq-item.open .faq-arrow {
  transform: rotate(45deg);
  background: var(--blue);
  color: #fff;
}
.faq-a {
  display: none;
  padding: 0 28px 24px;
  font-size: 14.5px;
  color: var(--gray-600);
  line-height: 1.75;
  border-top: 1px solid var(--gray-100);
  padding-top: 16px;
}
.faq-item.open .faq-a { display: block; }

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
footer {
  background: var(--blue-dark);
  color: rgba(255,255,255,0.68);
  padding: 72px 28px 36px;
}
.footer-inner { max-width: 1200px; margin: 0 auto; }
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 52px;
}
.footer-brand .logo {
  color: #fff;
  margin-bottom: 16px;
  font-size: 20px;
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255,255,255,0.55);
}
.footer-col h4 {
  color: rgba(255,255,255,0.9);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.footer-col ul { display: flex; flex-direction: column; gap: 11px; }
.footer-col ul li a {
  font-size: 14px;
  transition: color var(--transition);
  color: rgba(255,255,255,0.55);
}
.footer-col ul li a:hover { color: #fff; }
.footer-divider {
  border: none;
  height: 1px;
  background: rgba(255,255,255,0.08);
  margin-bottom: 28px;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a {
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}
.footer-bottom a:hover { color: rgba(255,255,255,0.85); }

/* ═══════════════════════════════════════════
   SCROLL TO TOP
   ═══════════════════════════════════════════ */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 18px;
  box-shadow: 0 4px 20px rgba(27,79,168,0.4);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition: background var(--transition), transform var(--transition), opacity var(--transition);
  opacity: 0;
}
.scroll-top.visible {
  display: flex;
  opacity: 1;
  animation: fadeIn 0.3s ease;
}
.scroll-top:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════
   MODALS
   ═══════════════════════════════════════════ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(14,20,40,0.65);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(6px);
  overflow-y: auto;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 52px 44px;
  max-width: 540px;
  width: 100%;
  box-shadow: 0 32px 96px rgba(0,0,0,0.3);
  position: relative;
  animation: fadeUp 0.3s ease both;
  margin: auto;
}
.modal-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: var(--gray-100);
  border: none;
  width: 32px; height: 32px;
  border-radius: 50%;
  font-size: 18px;
  cursor: pointer;
  color: var(--gray-600);
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), color var(--transition);
}
.modal-close:hover { background: var(--gray-200); color: var(--black); }
.modal h2 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
  font-family: var(--font-display-zh);
  color: var(--black);
}
.modal-sub {
  font-size: 14.5px;
  color: var(--gray-600);
  margin-bottom: 32px;
  line-height: 1.6;
}

/* Form */
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 7px;
  color: var(--gray-700);
}
.form-group input,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: var(--font-body);
  transition: border-color var(--transition), box-shadow var(--transition);
  background: var(--white);
  color: var(--black);
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(27,79,168,0.1);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-submit {
  width: 100%;
  background: linear-gradient(135deg, var(--blue), var(--blue-mid));
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  padding: 14px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
  margin-top: 8px;
  letter-spacing: 0.2px;
}
.form-submit:hover {
  opacity: 0.92;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(27,79,168,0.4);
}
.form-note {
  text-align: center;
  font-size: 12.5px;
  color: var(--gray-400);
  margin-top: 14px;
  line-height: 1.6;
}

/* ─── QR Code Modal ─── */
.qr-content {
  text-align: center;
}
.qr-image {
  width: 200px;
  height: 200px;
  margin: 0 auto 28px;
  display: block;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.qr-features {
  list-style: none;
  text-align: left;
  margin: 0;
  padding: 0;
}
.qr-features li {
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-700);
  padding: 10px 0;
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.qr-features li:last-child {
  border-bottom: none;
}
.qr-features .qr-icon {
  flex-shrink: 0;
  font-size: 18px;
}

/* ═══════════════════════════════════════════
   BREADCRUMB
   ═══════════════════════════════════════════ */
.breadcrumb {
  background: var(--gray-100);
  padding: 12px 28px;
  font-size: 13px;
  color: var(--gray-400);
  transition: max-height 0.3s ease, opacity 0.3s ease, padding 0.3s ease;
  max-height: 50px;
  overflow: hidden;
}
.breadcrumb.hidden {
  max-height: 0;
  opacity: 0;
  padding-top: 0;
  padding-bottom: 0;
}
.breadcrumb-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.breadcrumb a { color: var(--blue); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--blue-dark); }
.breadcrumb span { color: var(--gray-700); font-weight: 600; }

/* ═══════════════════════════════════════════
   DETAIL HERO (detail pages)
   ═══════════════════════════════════════════ */
.detail-hero {
  background: linear-gradient(145deg, var(--blue-dark) 0%, var(--blue) 55%, #1e63d4 100%);
  color: #fff;
  padding: 72px 28px 64px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.detail-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.detail-hero-content { position: relative; z-index: 1; animation: fadeUp 0.8s ease both; }
.detail-hero h1 {
  font-size: clamp(28px, 4.5vw, 52px);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 18px;
  font-family: var(--font-display-zh);
  letter-spacing: -0.5px;
}
.detail-hero h1 em {
  font-style: normal;
  background: linear-gradient(90deg, var(--gold), var(--gold-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.detail-hero-sub {
  font-size: clamp(14px, 2vw, 17px);
  color: rgba(255,255,255,0.82);
  max-width: 680px;
  margin: 0 auto 36px;
  line-height: 1.65;
}
.detail-hero-tags {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.detail-tag {
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 20px;
  padding: 6px 18px;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.92);
  backdrop-filter: blur(6px);
}

/* ═══════════════════════════════════════════
   INFO CARDS (detail page specs)
   ═══════════════════════════════════════════ */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 56px;
}
.info-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  text-align: center;
  border-top: 3px solid var(--blue);
}
.info-card:nth-child(2) { border-top-color: var(--orange); }
.info-card:nth-child(3) { border-top-color: var(--green); }
.info-card:nth-child(4) { border-top-color: var(--purple); }
.info-card-num {
  font-size: 30px;
  font-weight: 800;
  color: var(--blue);
  font-family: var(--font-display-en);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}
.info-card:nth-child(2) .info-card-num { color: var(--orange); }
.info-card:nth-child(3) .info-card-num { color: var(--green); }
.info-card:nth-child(4) .info-card-num { color: var(--purple); }
.info-card-label {
  font-size: 13px;
  color: var(--gray-600);
  font-weight: 500;
  line-height: 1.4;
}

/* ═══════════════════════════════════════════
   CONTENT SECTIONS (detail page)
   ═══════════════════════════════════════════ */
.content-block {
  max-width: 820px;
  margin: 0 auto 48px;
}
.content-block h2 {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 800;
  color: var(--black);
  font-family: var(--font-display-zh);
  margin-bottom: 18px;
  line-height: 1.3;
}
.content-block p {
  font-size: 15.5px;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 14px;
}
.content-block ul {
  list-style: none;
  margin-bottom: 14px;
}
.content-block ul li {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.7;
  padding: 8px 0 8px 28px;
  border-bottom: 1px solid var(--gray-100);
  position: relative;
}
.content-block ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--blue);
}

/* Topic grid */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin: 24px 0;
}
.topic-card {
  background: var(--blue-light);
  border-radius: var(--radius);
  padding: 20px 18px;
  text-align: center;
}
.topic-card-icon { font-size: 28px; margin-bottom: 10px; }
.topic-card h3 { font-size: 14px; font-weight: 700; color: var(--blue); margin-bottom: 6px; }
.topic-card p { font-size: 12.5px; color: var(--gray-600); line-height: 1.5; }

/* Score table */
.score-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
  margin: 20px 0;
}
.score-table th {
  background: var(--blue-dark);
  color: #fff;
  padding: 14px 20px;
  text-align: left;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.3px;
}
.score-table td { padding: 13px 20px; border-bottom: 1px solid var(--gray-100); }
.score-table tr:last-child td { border-bottom: none; }
.score-table tr:nth-child(even) td { background: var(--gray-50); }

/* CTA banner */
.cta-banner {
  background: linear-gradient(135deg, var(--orange), #c94e0d);
  border-radius: var(--radius-xl);
  padding: 52px 44px;
  text-align: center;
  color: #fff;
  margin-top: 72px;
}
.cta-banner h2 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 12px;
  font-family: var(--font-display-zh);
}
.cta-banner p {
  font-size: 15.5px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.btn-cta-white {
  background: #fff;
  color: var(--orange);
  font-size: 16px;
  font-weight: 800;
  padding: 15px 44px;
  border-radius: var(--radius);
  display: inline-block;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.btn-cta-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(0,0,0,0.2);
}

/* Related levels */
.related-section { background: var(--gray-50); }
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.related-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  border-top: 4px solid var(--blue);
  text-decoration: none;
  color: inherit;
  display: block;
}
.related-card:nth-child(2) { border-top-color: var(--orange); }
.related-card:nth-child(3) { border-top-color: var(--green); }
.related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.related-card-name {
  font-size: 22px;
  font-weight: 800;
  font-family: var(--font-display-en);
  color: var(--black);
  margin-bottom: 6px;
}
.related-card-desc { font-size: 13.5px; color: var(--gray-600); line-height: 1.5; }
.related-card-link {
  display: inline-block;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
}

/* ═══════════════════════════════════════════
   HAMBURGER BUTTON（默认隐藏，移动端显示）
   ═══════════════════════════════════════════ */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 4px;
  margin-left: 4px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--blue-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */

/* 全局防溢出 */
.content-block p, .content-block li { word-break: break-word; overflow-wrap: break-word; }

@media (max-width: 960px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .steps-grid::before { display: none; }
}

@media (max-width: 768px) {
  /* 汉堡菜单 */
  .nav-hamburger { display: flex; }
  .nav-inner {
    flex-wrap: wrap;
    height: auto;
    min-height: 68px;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    gap: 0;
    order: 10;
    width: 100%;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    padding: 8px 0 16px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 28px; font-size: 15px; }
  .nav-links a::after { display: none; }
  .nav-actions .btn-lang-link { font-size: 12px; padding: 4px 10px; }

  /* Section */
  section { padding: 60px 20px; }

  /* Hero */
  .hero { padding: 72px 20px 56px; }
  .hero h1 { font-size: clamp(26px, 7vw, 36px); }
  .hero-sub { font-size: 15px; margin-bottom: 32px; }
  .hero-ctas { flex-direction: column; align-items: center; gap: 12px; }
  .btn-hero-primary, .btn-hero-outline { width: 100%; max-width: 320px; text-align: center; padding: 14px 24px; }
  .stat { padding: 16px 28px; }

  /* Levels */
  .levels-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .level-card { padding: 24px 20px; }
  .level-name { font-size: 22px; }

  /* Why / steps */
  .why-grid { grid-template-columns: 1fr; gap: 16px; }
  .steps-grid { grid-template-columns: 1fr 1fr; gap: 20px; }

  /* News */
  .news-grid { grid-template-columns: 1fr; }

  /* Table */
  .dates-table { font-size: 13px; }
  .dates-table th, .dates-table td { padding: 10px 12px; }

  /* Detail page */
  .detail-hero { padding: 56px 20px 44px; }
  .detail-hero h1 { font-size: clamp(22px, 6vw, 32px); }
  .info-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .topic-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .related-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .cta-banner { padding: 36px 24px; text-align: center; }
  .cta-banner h2 { font-size: 22px; }
  .btn-cta-white { display: block; width: 100%; max-width: 280px; margin: 0 auto; text-align: center; }

  /* Footer */
  .footer-top { grid-template-columns: 1fr 1fr; }

  /* Modal — 移动端顶部对齐，防止超长表单裁切关闭按钮 */
  .modal-overlay {
    align-items: flex-start;
    padding: 16px;
  }
  .modal {
    padding: 48px 24px 32px;
    border-radius: var(--radius-lg);
    margin: 0 auto;
  }
  .modal-close {
    top: 14px;
    right: 16px;
  }
  .modal h2 { font-size: 20px; }
  .modal-sub { margin-bottom: 20px; font-size: 13.5px; }
}

@media (max-width: 680px) {
  .hero { padding: 80px 20px 68px; }
  .hero h1 { letter-spacing: -0.5px; font-size: clamp(24px, 8vw, 30px); }
  .detail-hero h1 { font-size: clamp(20px, 7vw, 26px); }
  .hero-stats-inner { border-radius: var(--radius-lg); }
  .stat { padding: 18px 24px; }
  .stat + .stat::before { display: none; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .modal { padding: 48px 20px 28px; }
  .form-row { grid-template-columns: 1fr; }
  .about-mini-grid { grid-template-columns: 1fr 1fr; }
  section { padding: 68px 20px; }
  .test-features { gap: 16px; }
  /* 680px 以下网格进一步简化 */
  .levels-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .score-table { font-size: 13px; }
  .score-table th, .score-table td { padding: 8px 10px; }
}

@media (max-width: 480px) {
  .nav-inner { padding: 0 16px; }
  .logo { font-size: 16px; }
  .topbar { font-size: 11.5px; padding: 5px 12px; }
  .info-grid { grid-template-columns: 1fr 1fr; }
  .topic-grid { grid-template-columns: 1fr; }
  .related-grid { grid-template-columns: 1fr; }
  .modal { padding: 46px 16px 24px; }
  .dates-table { font-size: 12px; }
  .dates-table th, .dates-table td { padding: 8px 8px; }
  .dates-table td { word-break: break-all; }
  .score-table td { word-break: break-word; }
  .detail-hero-tags { flex-wrap: wrap; gap: 6px; }
}