/* ===========================================
   BÓNG ĐÁ WORLD CUP 2026 - STYLE.CSS
   Aesthetic: Editorial Sport Magazine + Modern Maximalism
   =========================================== */

:root {
  /* Color palette - Midnight stadium under floodlights */
  --bg-primary: #0A0F1C;         /* nền tối chính */
  --bg-elevated: #131927;         /* nền nâng */
  --bg-card: #1A2235;             /* nền card */
  --ink-primary: #FBFAF7;         /* trắng giấy báo */
  --ink-secondary: #A8B0C2;       /* xám nhạt */
  --ink-tertiary: #6B7488;        /* xám tối */
  --accent-lime: #C5FF3D;         /* xanh chanh nổi bật */
  --accent-red: #FF3D5A;          /* đỏ điện */
  --accent-cobalt: #3D7CFF;       /* xanh cobalt */
  --border: #252D42;
  --border-strong: #3A4459;
  
  /* Typography */
  --font-display: 'Bebas Neue', Impact, sans-serif;
  --font-accent: 'Archivo', sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* Layout */
  --container: 1320px;
  --gutter: clamp(1rem, 3vw, 2rem);
  
  /* Animation */
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--ink-primary);
  line-height: 1.6;
  font-size: 16px;
  font-weight: 400;
  overflow-x: hidden;
  background-image: 
    radial-gradient(ellipse at top left, rgba(197, 255, 61, 0.03) 0%, transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(255, 61, 90, 0.04) 0%, transparent 50%);
  background-attachment: fixed;
}

img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; transition: color 0.2s var(--ease); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Grain overlay for editorial feel */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ===== TICKER BAR ===== */
.ticker-bar {
  background: var(--accent-lime);
  color: var(--bg-primary);
  overflow: hidden;
  border-bottom: 2px solid var(--bg-primary);
  position: relative;
  z-index: 100;
}
.ticker-content {
  display: flex;
  white-space: nowrap;
  animation: tick 50s linear infinite;
  padding: 0.5rem 0;
}
.ticker-item {
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  padding: 0 2.5rem;
  text-transform: uppercase;
  flex-shrink: 0;
}
@keyframes tick {
  to { transform: translateX(-50%); }
}

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 99;
  background: rgba(10, 15, 28, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-shrink: 0;
}
.logo-mark {
  font-family: var(--font-display);
  font-size: 2.4rem;
  background: var(--accent-lime);
  color: var(--bg-primary);
  padding: 0.05em 0.35em 0;
  border-radius: 0.25rem;
  line-height: 1;
  letter-spacing: 0.02em;
  transform: rotate(-3deg);
  display: inline-block;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.logo-line-1 {
  font-family: var(--font-accent);
  font-weight: 600;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--ink-secondary);
  margin-bottom: 0.25rem;
}
.logo-line-2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  color: var(--ink-primary);
}

.main-nav ul {
  display: flex;
  gap: 0.25rem;
  align-items: center;
}
.main-nav a {
  font-family: var(--font-accent);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.65rem 1rem;
  border-radius: 0.25rem;
  color: var(--ink-secondary);
  position: relative;
  transition: all 0.2s var(--ease);
}
.main-nav a:hover { color: var(--ink-primary); }
.main-nav a.active {
  color: var(--accent-lime);
  background: rgba(197, 255, 61, 0.08);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}
.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--ink-primary);
  transition: all 0.3s var(--ease);
}

/* ===== HERO (HOMEPAGE) ===== */
.hero {
  position: relative;
  padding: clamp(3rem, 8vw, 7rem) 0 clamp(4rem, 10vw, 8rem);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 4rem;
  align-items: end;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-lime);
  margin-bottom: 1.5rem;
}
.hero-eyebrow::before {
  content: '';
  width: 2.5rem;
  height: 2px;
  background: var(--accent-lime);
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 8.5rem);
  line-height: 0.9;
  letter-spacing: 0.005em;
  margin-bottom: 2rem;
  color: var(--ink-primary);
}
.hero-title .word-accent {
  color: var(--accent-lime);
  font-style: italic;
}
.hero-title .word-outline {
  -webkit-text-stroke: 2px var(--ink-primary);
  color: transparent;
}
.hero-lead {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: var(--ink-secondary);
  margin-bottom: 2.5rem;
  max-width: 38rem;
  line-height: 1.6;
}
.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 1rem 1.75rem;
  border-radius: 0.25rem;
  transition: all 0.2s var(--ease);
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--accent-lime);
  color: var(--bg-primary);
}
.btn-primary:hover {
  transform: translate(-3px, -3px);
  box-shadow: 6px 6px 0 var(--accent-red);
}
.btn-ghost {
  background: transparent;
  color: var(--ink-primary);
  border-color: var(--border-strong);
}
.btn-ghost:hover {
  border-color: var(--accent-lime);
  color: var(--accent-lime);
}
.btn-arrow {
  display: inline-block;
  transition: transform 0.2s var(--ease);
}
.btn:hover .btn-arrow { transform: translateX(4px); }

/* Hero side panel - countdown / fact stack */
.hero-stats {
  display: grid;
  gap: 1rem;
}
.fact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 0.5rem;
  position: relative;
  overflow: hidden;
}
.fact-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--accent-lime);
}
.fact-card.alt::before { background: var(--accent-red); }
.fact-card.alt2::before { background: var(--accent-cobalt); }
.fact-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  line-height: 1;
  color: var(--ink-primary);
  margin-bottom: 0.4rem;
  letter-spacing: 0.01em;
}
.fact-label {
  font-family: var(--font-accent);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-secondary);
}

/* Hero giant background number */
.hero-bgnum {
  position: absolute;
  font-family: var(--font-display);
  font-size: clamp(20rem, 50vw, 45rem);
  line-height: 0.8;
  color: var(--bg-elevated);
  opacity: 0.5;
  bottom: -8%;
  right: -3%;
  pointer-events: none;
  z-index: -1;
  letter-spacing: -0.02em;
}

/* ===== SECTION COMMON ===== */
.section {
  padding: clamp(3rem, 7vw, 6rem) 0;
  position: relative;
}
.section-alt {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-lime);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  display: block;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1;
  letter-spacing: 0.005em;
  color: var(--ink-primary);
}
.section-link {
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-lime);
  white-space: nowrap;
}
.section-link:hover { color: var(--accent-red); }

/* ===== INFO STRIP (key data row) ===== */
.info-strip {
  background: var(--accent-lime);
  color: var(--bg-primary);
  padding: 2rem 0;
  border-top: 2px solid var(--bg-primary);
  border-bottom: 2px solid var(--bg-primary);
}
.info-strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}
.info-strip-item {
  text-align: center;
  border-right: 1px solid rgba(10, 15, 28, 0.15);
  padding: 0 1rem;
}
.info-strip-item:last-child { border-right: none; }
.info-strip-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  line-height: 1;
  letter-spacing: 0.01em;
}
.info-strip-label {
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-top: 0.4rem;
}

/* ===== TEAM CARDS ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}
.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 0.4rem;
  transition: all 0.25s var(--ease);
  position: relative;
  overflow: hidden;
  display: block;
}
.team-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-lime);
  background: var(--bg-elevated);
}
.team-card::after {
  content: '↗';
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 1.25rem;
  color: var(--ink-tertiary);
  transition: all 0.25s var(--ease);
}
.team-card:hover::after {
  color: var(--accent-lime);
  transform: translate(3px, -3px);
}
.team-flag {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  line-height: 1;
}
.team-name {
  font-family: var(--font-display);
  font-size: 1.7rem;
  line-height: 1;
  letter-spacing: 0.01em;
  margin-bottom: 0.5rem;
}
.team-meta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--ink-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.85rem;
}
.team-star {
  font-family: var(--font-accent);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--ink-secondary);
  border-top: 1px solid var(--border);
  padding-top: 0.85rem;
}
.team-titles {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  background: var(--accent-lime);
  color: var(--bg-primary);
  padding: 0.2rem 0.5rem;
  border-radius: 0.2rem;
  letter-spacing: 0.05em;
}

/* ===== CITY CARDS ===== */
.city-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}
.city-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.75rem;
  border-radius: 0.4rem;
  display: block;
  transition: all 0.25s var(--ease);
  position: relative;
}
.city-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-lime);
}
.city-country-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: var(--bg-primary);
  color: var(--accent-lime);
  padding: 0.25rem 0.6rem;
  border-radius: 0.2rem;
  margin-bottom: 0.85rem;
}
.city-name {
  font-family: var(--font-display);
  font-size: 2rem;
  line-height: 1;
  letter-spacing: 0.01em;
  margin-bottom: 0.5rem;
}
.city-stadium {
  font-family: var(--font-accent);
  font-weight: 600;
  color: var(--ink-secondary);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}
.city-stats {
  display: flex;
  gap: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-tertiary);
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}
.city-stats strong {
  color: var(--accent-lime);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: normal;
  display: block;
  margin-bottom: 0.15rem;
}
.city-role {
  font-family: var(--font-accent);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-red);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.85rem;
}

/* ===== NEWS CARDS ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 0.4rem;
  padding: 2rem;
  transition: all 0.25s var(--ease);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.news-card:hover {
  border-color: var(--accent-lime);
  transform: translateY(-4px);
}
.news-cat {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-lime);
  margin-bottom: 1rem;
}
.news-title {
  font-family: var(--font-accent);
  font-weight: 800;
  font-size: 1.25rem;
  line-height: 1.25;
  margin-bottom: 1rem;
  color: var(--ink-primary);
}
.news-card a:hover .news-title { color: var(--accent-lime); }
.news-excerpt {
  color: var(--ink-secondary);
  font-size: 0.95rem;
  flex-grow: 1;
  margin-bottom: 1.25rem;
}
.news-date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-tertiary);
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

/* ===== KEYWORD CLOUD / SEO LINK CLUSTER ===== */
.keyword-cloud {
  background: var(--bg-elevated);
  padding: 3rem 0;
  border-top: 1px solid var(--border);
}
.keyword-cloud-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  justify-content: center;
}
.keyword-tag {
  font-family: var(--font-accent);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.55rem 1rem;
  border: 1px solid var(--border-strong);
  border-radius: 2rem;
  color: var(--ink-secondary);
  transition: all 0.2s var(--ease);
}
.keyword-tag:hover {
  background: var(--accent-lime);
  color: var(--bg-primary);
  border-color: var(--accent-lime);
}

/* ===== PAGE HEADER (inner pages) ===== */
.page-hero {
  padding: clamp(3rem, 7vw, 6rem) 0 clamp(2rem, 5vw, 4rem);
  border-bottom: 1px solid var(--border);
  position: relative;
}
.breadcrumb {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-tertiary);
  margin-bottom: 1.75rem;
}
.breadcrumb a:hover { color: var(--accent-lime); }
.breadcrumb .sep { color: var(--ink-tertiary); }
.page-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  line-height: 0.9;
  letter-spacing: 0.005em;
  margin-bottom: 1.5rem;
  max-width: 30ch;
}
.page-lead {
  font-size: 1.15rem;
  color: var(--ink-secondary);
  max-width: 50rem;
  line-height: 1.6;
}

/* ===== ARTICLE / RICH CONTENT ===== */
.rich-content {
  max-width: 48rem;
  margin: 0 auto;
}
.rich-content h2 {
  font-family: var(--font-display);
  font-size: 2.25rem;
  margin: 3rem 0 1.25rem;
  letter-spacing: 0.005em;
  line-height: 1;
  position: relative;
  padding-left: 1.25rem;
}
.rich-content h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.4rem;
  bottom: 0.4rem;
  width: 4px;
  background: var(--accent-lime);
}
.rich-content h3 {
  font-family: var(--font-accent);
  font-weight: 800;
  font-size: 1.4rem;
  margin: 2rem 0 1rem;
  color: var(--ink-primary);
}
.rich-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--ink-secondary);
  margin-bottom: 1.25rem;
}
.rich-content p strong { color: var(--ink-primary); }
.rich-content ul, .rich-content ol {
  margin: 1.25rem 0 1.25rem 1.5rem;
}
.rich-content ul li {
  list-style: none;
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.6rem;
  color: var(--ink-secondary);
  line-height: 1.7;
}
.rich-content ul li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-lime);
}
.rich-content blockquote {
  border-left: 4px solid var(--accent-red);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  font-family: var(--font-display);
  font-size: 1.6rem;
  line-height: 1.2;
  color: var(--ink-primary);
  background: var(--bg-elevated);
}
.rich-content a {
  color: var(--accent-lime);
  border-bottom: 1px solid currentColor;
}
.rich-content a:hover { color: var(--accent-red); }

/* ===== SCHEDULE TABLE ===== */
.schedule-stage {
  margin-bottom: 3rem;
}
.stage-header {
  background: var(--bg-elevated);
  padding: 1.25rem 1.75rem;
  border: 1px solid var(--border);
  border-radius: 0.4rem 0.4rem 0 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.stage-name {
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: 0.01em;
}
.stage-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-lime);
  letter-spacing: 0.05em;
}
.stage-body {
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 0.4rem 0.4rem;
}
.match-row {
  display: grid;
  grid-template-columns: 110px 1fr 1fr 1.5fr;
  gap: 1.25rem;
  padding: 1.1rem 1.75rem;
  border-bottom: 1px solid var(--border);
  align-items: center;
}
.match-row:last-child { border-bottom: none; }
.match-row:hover { background: var(--bg-elevated); }
.match-time {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-lime);
}
.match-team {
  font-family: var(--font-accent);
  font-weight: 700;
  color: var(--ink-primary);
}
.match-team.away { text-align: right; }
.match-vs {
  font-family: var(--font-display);
  text-align: center;
  font-size: 1rem;
  color: var(--ink-tertiary);
}
.match-venue {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-tertiary);
  text-align: right;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ===== TEAM DETAIL PAGE ===== */
.team-detail-hero {
  padding: clamp(3rem, 7vw, 5rem) 0;
  background: linear-gradient(135deg, var(--bg-elevated) 0%, var(--bg-primary) 100%);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.team-detail-flag {
  font-size: clamp(5rem, 10vw, 7rem);
  line-height: 1;
  margin-bottom: 1.25rem;
}
.team-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--bg-card);
  border-left: 4px solid var(--accent-lime);
  border-radius: 0.3rem;
}
.team-detail-meta-item {
  flex: 1;
  min-width: 140px;
}
.team-detail-meta-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-tertiary);
  margin-bottom: 0.4rem;
}
.team-detail-meta-value {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: 0.01em;
  color: var(--ink-primary);
}

/* ===== CITY DETAIL ===== */
.city-detail-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin: 2rem 0 3rem;
}
.city-stat {
  background: var(--bg-card);
  padding: 1.5rem;
  border-radius: 0.3rem;
  border: 1px solid var(--border);
}
.city-stat-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--accent-lime);
  line-height: 1;
  letter-spacing: 0.01em;
  margin-bottom: 0.4rem;
}
.city-stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-secondary);
}

/* ===== FOOTER ===== */
.site-footer {
  background: #050810;
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
  margin-top: 5rem;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 4rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border);
}
.footer-tagline {
  margin-top: 1.5rem;
  color: var(--ink-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 28rem;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.footer-col h4 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--accent-lime);
  margin-bottom: 1.25rem;
}
.footer-col ul li {
  margin-bottom: 0.6rem;
}
.footer-col a {
  color: var(--ink-secondary);
  font-size: 0.9rem;
  transition: color 0.2s var(--ease);
}
.footer-col a:hover { color: var(--ink-primary); }

.footer-bottom {
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
}
.footer-stats {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.footer-stats strong {
  color: var(--accent-lime);
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: normal;
  margin-right: 0.3rem;
}
.footer-stats .dot { color: var(--ink-tertiary); margin: 0 0.3rem; }
.copyright {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink-tertiary);
  text-align: right;
  line-height: 1.6;
}

/* ===== 404 ===== */
.error-404 {
  text-align: center;
  padding: 6rem 0;
}
.error-404 .error-num {
  font-family: var(--font-display);
  font-size: clamp(8rem, 22vw, 18rem);
  line-height: 0.85;
  color: var(--accent-lime);
  letter-spacing: 0.01em;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.7s var(--ease) both; }
.fade-up.d1 { animation-delay: 0.1s; }
.fade-up.d2 { animation-delay: 0.2s; }
.fade-up.d3 { animation-delay: 0.3s; }
.fade-up.d4 { animation-delay: 0.4s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 3rem; }
  .info-strip-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
  .info-strip-item:nth-child(2) { border-right: none; }
  .footer-top { grid-template-columns: 1fr; gap: 2.5rem; }
  .section-header { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 720px) {
  .menu-toggle { display: flex; }
  .main-nav {
    position: fixed;
    inset: 0 0 0 30%;
    background: var(--bg-elevated);
    transform: translateX(100%);
    transition: transform 0.35s var(--ease);
    padding: 6rem 2rem 2rem;
    z-index: 98;
  }
  .main-nav.open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; align-items: stretch; gap: 0.5rem; }
  .main-nav a { padding: 0.85rem 1rem; font-size: 1rem; }
  .footer-cols { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .copyright { text-align: left; }
  .match-row { grid-template-columns: 80px 1fr 0.5fr 1fr; gap: 0.75rem; padding: 1rem; font-size: 0.85rem; }
  .match-venue { font-size: 0.7rem; }
}

@media (max-width: 480px) {
  .info-strip-grid { grid-template-columns: 1fr; }
  .info-strip-item { border-right: none; border-bottom: 1px solid rgba(10, 15, 28, 0.15); padding-bottom: 1rem; }
  .info-strip-item:last-child { border-bottom: none; padding-bottom: 0; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .btn { justify-content: center; }
}

/* === 404 Error page === */
.error-section { padding: 120px 0; min-height: 70vh; display: flex; align-items: center; }
.error-wrap { max-width: 760px; margin: 0 auto; text-align: center; }
.error-code {
  font-family: var(--font-display);
  font-size: clamp(120px, 22vw, 240px);
  line-height: 0.9;
  background: linear-gradient(135deg, var(--accent-lime), var(--accent-red));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.error-title { font-family: var(--font-display); font-size: clamp(36px, 5vw, 56px); margin-bottom: 16px; letter-spacing: 0.01em; }
.error-desc { color: var(--text-dim); font-size: 17px; line-height: 1.7; margin-bottom: 32px; }
.error-desc strong { color: var(--text); font-weight: 600; }
.error-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 56px; }
.error-keywords { padding-top: 40px; border-top: 1px solid var(--border); }
.kw-heading { font-family: var(--font-display); font-size: 24px; margin-bottom: 20px; letter-spacing: 0.02em; }
.kw-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.kw-chip {
  display: inline-block;
  padding: 10px 18px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 14px;
  color: var(--text-dim);
  background: var(--surface);
  transition: all 0.2s ease;
  text-decoration: none;
}
.kw-chip:hover { border-color: var(--accent-lime); color: var(--accent-lime); transform: translateY(-2px); }

/* === Page hero (子页面通用 hero) === */
.page-hero {
  padding: 100px 0 60px;
  background: linear-gradient(180deg, rgba(197,255,61,0.04) 0%, transparent 100%);
  border-bottom: 1px solid var(--border);
}
.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-lime);
  padding: 6px 12px;
  border: 1px solid var(--accent-lime);
  border-radius: 999px;
  margin-bottom: 20px;
}
.page-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 72px);
  letter-spacing: 0.01em;
  line-height: 1.05;
  margin-bottom: 18px;
}
.page-lead { font-size: clamp(16px, 1.6vw, 19px); color: var(--text-dim); max-width: 760px; line-height: 1.7; }
.page-lead strong { color: var(--text); font-weight: 600; }

.content-section { padding: 60px 0 100px; }
.container.narrow { max-width: 820px; }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 40px);
  margin: 60px 0 24px;
  letter-spacing: 0.02em;
}
.section-title:first-child { margin-top: 0; }
.section-desc { color: var(--text-dim); font-size: 16px; margin-bottom: 28px; max-width: 760px; }

.prose { font-size: 17px; line-height: 1.8; color: var(--text-dim); }
.prose h2 { color: var(--text); font-family: var(--font-display); font-size: 30px; margin: 44px 0 16px; letter-spacing: 0.01em; }
.prose h2:first-child { margin-top: 0; }
.prose p { margin-bottom: 18px; }
.prose ul, .prose ol { margin: 0 0 24px 22px; }
.prose li { margin-bottom: 10px; line-height: 1.7; }
.prose strong { color: var(--text); font-weight: 600; }
.prose a { color: var(--accent-lime); text-decoration: underline; text-underline-offset: 3px; }
.prose a:hover { color: var(--accent-red); }
.narrow-prose { max-width: 760px; }

.related-links { margin-top: 60px; padding-top: 40px; border-top: 1px solid var(--border); }
.related-links h3 { font-family: var(--font-display); font-size: 22px; margin-bottom: 20px; letter-spacing: 0.02em; }
.link-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.related-card {
  display: block;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-decoration: none;
  transition: all 0.25s ease;
}
.related-card:hover { border-color: var(--accent-lime); transform: translateY(-3px); }
.rc-label { display: block; color: var(--text); font-weight: 600; margin-bottom: 6px; font-size: 15px; }
.rc-desc { display: block; color: var(--text-dim); font-size: 13px; }

/* === Predictions === */
.prediction-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-bottom: 30px; }
.prediction-card {
  position: relative;
  padding: 26px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: all 0.25s ease;
}
.prediction-card:hover { transform: translateY(-4px); border-color: var(--accent-lime); }
.pc-rank {
  position: absolute; top: 18px; right: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  padding: 4px 10px;
  border-radius: 999px;
  font-weight: 700;
}
.tier-s .pc-rank { background: var(--accent-lime); color: var(--bg); }
.tier-a .pc-rank { background: var(--accent-red); color: white; }
.tier-b .pc-rank { background: var(--accent-cobalt); color: white; }
.pc-team { font-family: var(--font-display); font-size: 26px; margin: 24px 0 12px; letter-spacing: 0.01em; }
.pc-text { color: var(--text-dim); font-size: 14px; line-height: 1.7; }

.surprise-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.surprise-card { padding: 20px; background: rgba(61,124,255,0.06); border: 1px solid rgba(61,124,255,0.25); border-radius: 12px; }
.surprise-card h3 { font-family: var(--font-display); font-size: 22px; margin-bottom: 8px; letter-spacing: 0.01em; }
.surprise-card p { color: var(--text-dim); font-size: 14px; line-height: 1.6; }

.factor-list { display: flex; flex-direction: column; gap: 18px; }
.factor-item {
  display: grid; grid-template-columns: 70px 1fr; gap: 20px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.factor-num { font-family: var(--font-display); font-size: 44px; color: var(--accent-lime); letter-spacing: 0; }
.factor-item h4 { font-size: 17px; margin-bottom: 6px; color: var(--text); }
.factor-item p { color: var(--text-dim); font-size: 14px; line-height: 1.6; }

.cta-box {
  margin-top: 60px;
  padding: 44px 32px;
  text-align: center;
  background: linear-gradient(135deg, rgba(197,255,61,0.08), rgba(255,61,90,0.06));
  border: 1px solid var(--border);
  border-radius: 18px;
}
.cta-box h3 { font-family: var(--font-display); font-size: 28px; margin-bottom: 12px; letter-spacing: 0.01em; }
.cta-box p { color: var(--text-dim); margin-bottom: 24px; }
.cta-box p strong { color: var(--text); }
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }

/* === Champions history table === */
.ranking-table { display: flex; flex-direction: column; gap: 1px; background: var(--border); border-radius: 12px; overflow: hidden; margin-bottom: 30px; }
.rank-row {
  display: grid;
  grid-template-columns: 60px 1fr 110px 1fr;
  gap: 16px; padding: 14px 18px;
  background: var(--surface);
  align-items: center;
}
.rank-header { background: var(--bg); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-dim); }
.rank-num { font-family: var(--font-display); font-size: 24px; }
.rank-num.gold { color: #FFD700; }
.rank-num.silver { color: #C0C0C0; }
.rank-num.bronze { color: #CD7F32; }
.rank-team { font-weight: 600; }
.rank-count { font-family: var(--font-display); font-size: 22px; color: var(--accent-lime); }
.rank-years { color: var(--text-dim); font-size: 13px; font-family: var(--font-mono); }

.history-timeline { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.history-card { padding: 24px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; }
.hc-year { font-family: var(--font-display); font-size: 36px; color: var(--accent-lime); letter-spacing: 0.01em; line-height: 1; margin-bottom: 6px; }
.history-card h3 { font-family: var(--font-display); font-size: 26px; margin-bottom: 6px; }
.hc-meta { color: var(--text-dim); font-size: 13px; font-family: var(--font-mono); margin-bottom: 12px; }
.history-card p { color: var(--text-dim); font-size: 14px; line-height: 1.7; }

/* === Golden boot === */
.goldenboot-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; margin-bottom: 40px; }
.gb-card { position: relative; padding: 28px 22px 24px; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; transition: all 0.25s ease; }
.gb-card:hover { transform: translateY(-4px); }
.gb-top { background: linear-gradient(135deg, rgba(197,255,61,0.12), rgba(255,215,0,0.06)); border-color: var(--accent-lime); }
.gb-rank { position: absolute; top: 18px; right: 22px; font-family: var(--font-display); font-size: 22px; color: var(--accent-lime); }
.gb-flag { font-size: 36px; margin-bottom: 8px; }
.gb-card h3 { font-family: var(--font-display); font-size: 24px; margin-bottom: 4px; letter-spacing: 0.01em; }
.gb-club { color: var(--text-dim); font-size: 13px; font-family: var(--font-mono); margin-bottom: 12px; }
.gb-card > p:not(.gb-club) { color: var(--text-dim); font-size: 14px; line-height: 1.6; margin-bottom: 16px; }
.gb-stats { display: flex; gap: 18px; padding-top: 14px; border-top: 1px solid var(--border); }
.gb-stats > div { display: flex; flex-direction: column; }
.gb-stats strong { font-family: var(--font-display); font-size: 22px; color: var(--accent-lime); }
.gb-stats span { font-size: 11px; color: var(--text-dim); font-family: var(--font-mono); letter-spacing: 0.05em; }

.history-table { display: flex; flex-direction: column; gap: 1px; background: var(--border); border-radius: 12px; overflow: hidden; }
.ht-row { display: grid; grid-template-columns: 80px 1.5fr 1.5fr 80px; gap: 12px; padding: 14px 18px; background: var(--surface); align-items: center; }
.ht-header { background: var(--bg); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-dim); }
.ht-goals { font-family: var(--font-display); font-size: 22px; color: var(--accent-red); text-align: center; }

/* === Results === */
.status-banner {
  display: flex; gap: 20px; align-items: center;
  padding: 24px 26px;
  background: linear-gradient(135deg, rgba(61,124,255,0.08), rgba(197,255,61,0.04));
  border: 1px solid rgba(61,124,255,0.2);
  border-radius: 16px;
  margin-bottom: 50px;
}
.sb-icon { font-size: 36px; }
.status-banner h2 { font-family: var(--font-display); font-size: 24px; margin-bottom: 4px; }
.status-banner p { color: var(--text-dim); font-size: 14px; line-height: 1.6; }
.status-banner strong { color: var(--text); }

.results-structure { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-bottom: 30px; }
.rs-card { padding: 22px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; position: relative; }
.rs-card.highlight { border-color: var(--accent-red); background: linear-gradient(135deg, rgba(255,61,90,0.06), transparent); }
.rs-num { font-family: var(--font-display); font-size: 36px; color: var(--accent-lime); line-height: 1; margin-bottom: 8px; }
.rs-card h3 { font-size: 17px; margin-bottom: 8px; color: var(--text); }
.rs-card p { color: var(--text-dim); font-size: 14px; line-height: 1.6; margin-bottom: 6px; }
.rs-card strong { color: var(--text); }
.rs-meta { font-family: var(--font-mono) !important; font-size: 12px !important; color: var(--accent-lime) !important; letter-spacing: 0.05em; }

/* === Groups === */
.info-banner {
  padding: 26px 28px;
  background: rgba(197,255,61,0.05);
  border-left: 4px solid var(--accent-lime);
  border-radius: 12px;
  margin-bottom: 40px;
}
.info-banner h2 { font-family: var(--font-display); font-size: 22px; margin-bottom: 8px; letter-spacing: 0.02em; }
.info-banner p { color: var(--text-dim); font-size: 15px; line-height: 1.7; }
.info-banner strong { color: var(--text); }

.groups-overview { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; margin-bottom: 30px; }
.go-stat {
  padding: 24px 18px; text-align: center;
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
}
.go-stat strong { display: block; font-family: var(--font-display); font-size: 44px; color: var(--accent-lime); line-height: 1; }
.go-stat span { display: block; margin-top: 6px; color: var(--text-dim); font-size: 13px; font-family: var(--font-mono); letter-spacing: 0.05em; }

.groups-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.group-card {
  padding: 20px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  transition: all 0.2s ease;
}
.group-card:hover { border-color: var(--accent-lime); transform: translateY(-2px); }
.group-title {
  font-family: var(--font-display); font-size: 22px;
  letter-spacing: 0.05em;
  padding-bottom: 12px;
  margin-bottom: 14px;
  border-bottom: 2px solid var(--accent-lime);
}
.group-teams { list-style: none; padding: 0; margin: 0; }
.group-teams li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.group-teams li:last-child { border-bottom: none; }

/* === Knockout === */
.knockout-stages { display: flex; flex-direction: column; gap: 14px; margin-bottom: 30px; }
.ko-stage {
  display: grid; grid-template-columns: 70px 1fr; gap: 22px;
  padding: 24px 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  align-items: start;
}
.ko-num {
  font-family: var(--font-display); font-size: 44px; color: var(--accent-lime); line-height: 1;
}
.final-stage {
  background: linear-gradient(135deg, rgba(197,255,61,0.1), rgba(255,215,0,0.04));
  border-color: var(--accent-lime);
}
.final-stage .ko-num { font-size: 44px; }
.ko-stage h3 { font-family: var(--font-display); font-size: 24px; margin-bottom: 6px; letter-spacing: 0.01em; }
.ko-meta { color: var(--accent-lime); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; margin-bottom: 10px; text-transform: uppercase; }
.ko-stage > div:last-child > p:not(.ko-meta) { color: var(--text-dim); font-size: 14px; line-height: 1.7; }
.ko-stage strong { color: var(--text); }

.venue-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.venue-item { padding: 18px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; }
.venue-item h4 { font-size: 15px; margin-bottom: 4px; }
.venue-item p { color: var(--text-dim); font-size: 13px; font-family: var(--font-mono); }

@media (max-width: 640px) {
  .rank-row { grid-template-columns: 40px 1fr 70px; }
  .rank-row > span:nth-child(4) { display: none; }
  .ht-row { grid-template-columns: 60px 1.2fr 1.2fr 50px; }
  .factor-item { grid-template-columns: 50px 1fr; gap: 14px; }
  .factor-num { font-size: 32px; }
  .ko-stage { grid-template-columns: 50px 1fr; gap: 14px; }
  .ko-num { font-size: 32px; }
}

/* ============================================================
   Floating Register Card - 右下角立即注册悬浮窗口
   PC: card 宽 ~320px, 手机端: 紧凑 ~280px
   ============================================================ */

/* Container - giữ nguyên ở góc phải dưới ở mọi thiết bị */
.reg-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 950;
  font-family: var(--font-body);
}

/* ===== Card mode (mặc định, mở rộng) ===== */
.reg-card {
  position: relative;
  width: 320px;
  padding: 18px 18px 16px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0) 100%),
    linear-gradient(160deg, #1A2235 0%, #0F1524 100%);
  border: 1px solid rgba(255, 138, 0, 0.25);
  border-radius: 18px;
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.45),
    0 6px 16px rgba(255, 107, 0, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  color: var(--ink-primary);
  animation: reg-slide-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transform-origin: bottom right;
}
.reg-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #FFB800 0%, #FF6B00 50%, #FF3D5A 100%);
  border-radius: 18px 18px 0 0;
  opacity: 0.9;
}
@keyframes reg-slide-in {
  from { opacity: 0; transform: translateY(20px) scale(0.92); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* Hidden / collapsed state */
.reg-card.is-hidden { display: none; }

/* Close (minimize) button */
.reg-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  color: var(--ink-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
}
.reg-close:hover {
  background: rgba(255, 107, 0, 0.18);
  border-color: rgba(255, 107, 0, 0.5);
  color: #FFB47A;
  transform: rotate(90deg);
}

/* Card head: badge + eyebrow */
.reg-card-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.reg-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px 3px 7px;
  background: linear-gradient(135deg, rgba(255, 61, 90, 0.18), rgba(255, 107, 0, 0.18));
  border: 1px solid rgba(255, 61, 90, 0.4);
  border-radius: 4px;
  font-family: var(--font-accent);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #FF6B5A;
  text-transform: uppercase;
}
.reg-dot {
  width: 6px;
  height: 6px;
  background: #FF3D5A;
  border-radius: 50%;
  box-shadow: 0 0 8px #FF3D5A;
  animation: reg-blink 1.4s ease-in-out infinite;
}
@keyframes reg-blink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.4; transform: scale(0.85); }
}
.reg-eyebrow {
  font-family: var(--font-accent);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink-secondary);
  text-transform: uppercase;
}

/* Title & description */
.reg-title {
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.1;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--ink-primary);
  margin: 0 0 8px;
}
.reg-desc {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-secondary);
  margin: 0 0 14px;
}

/* CTA - giữ phong cách cam giống nút Đăng ký ngay trong ảnh */
.reg-cta {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 13px 18px;
  background: linear-gradient(135deg, #FFB800 0%, #FF6B00 55%, #FF4D00 100%);
  color: #FFFFFF;
  border: none;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-decoration: none;
  cursor: pointer;
  box-shadow:
    0 8px 22px rgba(255, 107, 0, 0.4),
    0 2px 6px rgba(255, 61, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  overflow: hidden;
}
.reg-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.18) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}
.reg-cta:hover {
  transform: translateY(-2px);
  box-shadow:
    0 12px 28px rgba(255, 107, 0, 0.55),
    0 4px 10px rgba(255, 61, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}
.reg-cta:hover::before { transform: translateX(100%); }
.reg-cta:active { transform: translateY(0); }
.reg-cta-pulse {
  width: 8px;
  height: 8px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7);
  animation: reg-cta-pulse 1.6s infinite;
  flex-shrink: 0;
}
@keyframes reg-cta-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.7); }
  70%  { box-shadow: 0 0 0 10px rgba(255, 255, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}
.reg-cta-label { white-space: nowrap; }
.reg-cta-arrow { transition: transform 0.25s ease; flex-shrink: 0; }
.reg-cta:hover .reg-cta-arrow { transform: translateX(3px); }

/* Footer stats */
.reg-foot {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 11px;
  color: var(--ink-tertiary);
}
.reg-foot-stat {
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
}
.reg-foot-stat strong {
  color: var(--ink-primary);
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 13px;
}
.reg-foot-sep { color: var(--ink-tertiary); opacity: 0.5; }

/* ===== Mini mode (thu nhỏ thành nút) ===== */
.reg-mini {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px 12px 14px;
  background: linear-gradient(135deg, #FFB800 0%, #FF6B00 55%, #FF4D00 100%);
  color: #FFFFFF;
  border: none;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  box-shadow:
    0 10px 28px rgba(255, 107, 0, 0.45),
    0 4px 10px rgba(255, 61, 0, 0.3);
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  animation: reg-slide-in 0.4s ease;
}
.reg-mini[hidden] { display: none; }
.reg-mini:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow:
    0 14px 36px rgba(255, 107, 0, 0.6),
    0 6px 14px rgba(255, 61, 0, 0.4);
}
.reg-mini:active { transform: translateY(-1px) scale(1.01); }
.reg-mini-pulse {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  border: 2px solid #FF6B00;
  animation: reg-mini-pulse 2.2s ease-out infinite;
  pointer-events: none;
}
@keyframes reg-mini-pulse {
  0%   { transform: scale(1);    opacity: 0.7; }
  70%  { transform: scale(1.22); opacity: 0; }
  100% { transform: scale(1.22); opacity: 0; }
}

/* ===== Responsive: mobile (≤480px) ===== */
@media (max-width: 480px) {
  .reg-float {
    right: 12px;
    bottom: 12px;
  }
  .reg-card {
    width: calc(100vw - 24px);
    max-width: 300px;
    padding: 16px 16px 14px;
    border-radius: 16px;
  }
  .reg-title { font-size: 19px; }
  .reg-desc { font-size: 12px; margin-bottom: 12px; }
  .reg-cta { padding: 12px 16px; font-size: 14px; }
  .reg-foot { font-size: 10.5px; gap: 6px; }
  .reg-foot-stat strong { font-size: 12px; }
  .reg-mini { padding: 11px 16px 11px 12px; font-size: 13px; }
  .reg-mini-label { display: inline; }
}

/* ===== Tablet (481-768px) ===== */
@media (min-width: 481px) and (max-width: 768px) {
  .reg-float { right: 16px; bottom: 16px; }
  .reg-card { width: 300px; }
}