/* ============================================================
   FIFA World Cup 2026 — Score Predictions
   Design System & Stylesheet
   ============================================================ */

/* ── Google Font ─────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ── Custom Properties ───────────────────────────────────────── */
:root {
  --bg-primary: #0a0e1a;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.8);
  --bg-card-hover: rgba(17, 24, 39, 0.95);
  --accent-gold: #f59e0b;
  --accent-gold-dark: #d97706;
  --accent-gold-glow: rgba(245, 158, 11, 0.25);
  --accent-blue: #3b82f6;
  --accent-blue-glow: rgba(59, 130, 246, 0.2);
  --accent-green: #10b981;
  --accent-red: #ef4444;
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.15);
  --glass: rgba(255, 255, 255, 0.05);
  --glass-heavy: rgba(255, 255, 255, 0.08);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 0 30px rgba(245, 158, 11, 0.15);
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  --nav-height: 64px;
  --max-width: 1280px;
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* ── Animated Gradient Background ────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 80% 60% at 20% 10%, rgba(245, 158, 11, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse 60% 80% at 80% 90%, rgba(59, 130, 246, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse 70% 50% at 50% 50%, rgba(139, 92, 246, 0.04) 0%, transparent 60%);
  animation: bgShift 20s ease-in-out infinite alternate;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 50% 40% at 70% 20%, rgba(245, 158, 11, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse 40% 50% at 30% 80%, rgba(59, 130, 246, 0.04) 0%, transparent 50%);
  animation: bgShift2 25s ease-in-out infinite alternate;
}

@keyframes bgShift {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(-20px, 15px) scale(1.02); }
  66%  { transform: translate(15px, -10px) scale(0.98); }
  100% { transform: translate(-10px, 20px) scale(1.01); }
}

@keyframes bgShift2 {
  0%   { transform: translate(0, 0) rotate(0deg); opacity: 0.8; }
  50%  { transform: translate(30px, -20px) rotate(2deg); opacity: 1; }
  100% { transform: translate(-15px, 10px) rotate(-1deg); opacity: 0.9; }
}

/* ── Scrollbar ───────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ── Utility ─────────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* ── Navigation ──────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(10, 14, 26, 0.75);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-base);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.nav-logo .logo-icon {
  font-size: 1.5rem;
  filter: drop-shadow(0 0 6px rgba(245, 158, 11, 0.4));
}

.nav-logo .logo-accent {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Tab Navigation ──────────────────────────────────────────── */
.nav-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-tab {
  position: relative;
  padding: 8px 18px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color var(--transition-base), background var(--transition-base);
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: var(--glass);
}

.nav-tab.active {
  color: var(--accent-gold);
}

.nav-tab::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-gold-dark));
  border-radius: 1px;
  transform: translateX(-50%);
  transition: width var(--transition-base);
}

.nav-tab.active::after {
  width: 60%;
}

/* ── Auth Area ───────────────────────────────────────────────── */
.nav-auth {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--accent-gold);
  object-fit: cover;
  transition: border-color var(--transition-base);
}

.user-avatar:hover {
  border-color: var(--accent-gold-dark);
}

.user-name {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.btn-login {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--bg-primary);
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn-login:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
}

.btn-login:active {
  transform: translateY(0);
}

.btn-login svg,
.btn-login img {
  width: 16px;
  height: 16px;
}

.btn-logout {
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-logout:hover {
  color: var(--accent-red);
  border-color: rgba(239, 68, 68, 0.3);
  background: rgba(239, 68, 68, 0.08);
}

/* ── Hero Section ────────────────────────────────────────────── */
.hero {
  padding: 60px 0 40px;
  text-align: center;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 12px;
  background: linear-gradient(135deg, #ffffff 0%, var(--accent-gold) 40%, var(--accent-gold-dark) 70%, #ffffff 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientText 6s ease-in-out infinite;
}

@keyframes gradientText {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 40px;
  letter-spacing: 0.04em;
}

.hero-subtitle span {
  color: var(--accent-gold);
  font-weight: 600;
}

/* ── Stats Row ───────────────────────────────────────────────── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 640px;
  margin: 0 auto;
}

.stat-card {
  position: relative;
  padding: 20px 16px;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-align: center;
  overflow: hidden;
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.stat-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), transparent 50%);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.stat-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-gold);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 4px;
}

/* ── Pending Banner ──────────────────────────────────────────── */
.pending-banner {
  margin: 0 auto 24px;
  max-width: var(--max-width);
  padding: 14px 24px;
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-md);
  color: var(--accent-gold);
  font-size: 0.9rem;
  font-weight: 500;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.pending-banner .banner-icon {
  font-size: 1.1rem;
}

/* ── Tab Content ─────────────────────────────────────────────── */
.tab-content {
  min-height: 400px;
  padding-bottom: 60px;
}

.tab-pane {
  display: none;
  animation: fadeSlideIn 0.4s ease forwards;
}

.tab-pane.active {
  display: block;
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title .title-icon {
  font-size: 1.1rem;
}

/* ── Match Cards Grid ────────────────────────────────────────── */
.match-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}

/* ── Match Card ──────────────────────────────────────────────── */
.match-card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-slow);
  overflow: hidden;
}

.match-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(160deg, rgba(245, 158, 11, 0.3), transparent 40%, transparent 60%, rgba(59, 130, 246, 0.2));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.match-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.match-card:hover::before {
  opacity: 1;
}

.match-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.match-round {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.match-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.match-venue {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── Status Badges ───────────────────────────────────────────── */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 20px;
}

.status-badge.scheduled {
  color: var(--accent-blue);
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.status-badge.live {
  color: var(--accent-red);
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.status-badge.completed {
  color: var(--accent-green);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-badge.pending {
  color: var(--accent-gold);
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.status-badge.approved {
  color: var(--accent-green);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-badge.rejected {
  color: var(--accent-red);
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

/* ── LIVE Pulse ──────────────────────────────────────────────── */
.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-red);
  animation: livePulse 1.4s ease-in-out infinite;
}

@keyframes livePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.5); }
  50%      { box-shadow: 0 0 0 6px rgba(239, 68, 68, 0); }
}

/* ── Teams Display ───────────────────────────────────────────── */
.match-teams {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.team {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.team-logo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: contain;
  background: var(--glass);
  padding: 4px;
  border: 1px solid var(--border);
}

.team-logo-placeholder {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--glass-heavy);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.team-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.match-vs {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  flex-shrink: 0;
}

.match-score {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent-gold);
  letter-spacing: 0.05em;
  text-align: center;
  margin-bottom: 8px;
}

/* ── Prediction Form ─────────────────────────────────────────── */
.prediction-form {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.prediction-form label {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.score-input-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.score-input {
  width: 56px;
  height: 44px;
  text-align: center;
  font-size: 1.2rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  -moz-appearance: textfield;
}

.score-input::-webkit-inner-spin-button,
.score-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.score-input:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

.prediction-dash {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-top: 18px;
}

.btn-predict {
  margin-top: 16px;
  width: 100%;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  color: var(--bg-primary);
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-base), opacity var(--transition-base);
  letter-spacing: 0.02em;
}

.btn-predict:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
}

.btn-predict:active {
  transform: translateY(0);
}

.btn-predict:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.prediction-result {
  margin-top: 12px;
  padding: 10px 14px;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--accent-green);
  text-align: center;
}

.prediction-result.has-points {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.prediction-points {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--accent-gold);
}

/* ── Empty State ─────────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.empty-state p {
  font-size: 0.9rem;
  max-width: 400px;
  margin: 0 auto;
}

/* ── Leaderboard ─────────────────────────────────────────────── */
.leaderboard-wrapper {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
}

.leaderboard-table thead th {
  padding: 14px 20px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-align: left;
  background: var(--glass);
  border-bottom: 1px solid var(--border);
}

.leaderboard-table thead th:last-child {
  text-align: right;
}

.leaderboard-table tbody tr {
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-fast);
}

.leaderboard-table tbody tr:last-child {
  border-bottom: none;
}

.leaderboard-table tbody tr:hover {
  background: var(--glass);
}

.leaderboard-table tbody tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.015);
}

.leaderboard-table tbody tr:nth-child(even):hover {
  background: var(--glass);
}

.leaderboard-table td {
  padding: 14px 20px;
  font-size: 0.9rem;
  vertical-align: middle;
}

.leaderboard-table td:last-child {
  text-align: right;
}

/* Rank styling */
.rank-cell {
  font-weight: 700;
  font-size: 1rem;
  width: 60px;
}

.rank-medal {
  font-size: 1.25rem;
}

.rank-1 { color: #fbbf24; }
.rank-2 { color: #d1d5db; }
.rank-3 { color: #d97706; }

/* User cell in leaderboard */
.lb-user {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lb-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
}

.lb-name {
  font-weight: 600;
  color: var(--text-primary);
}

.lb-predictions {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.lb-points {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--accent-gold);
}

/* ── Admin Panel ─────────────────────────────────────────────── */
.admin-section {
  margin-bottom: 32px;
}

.admin-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.admin-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--glass);
}

.admin-card-header h3 {
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th {
  padding: 12px 20px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-align: left;
  background: var(--glass);
}

.admin-table td {
  padding: 12px 20px;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.admin-table tbody tr:last-child td {
  border-bottom: none;
}

.admin-table tbody tr:hover {
  background: var(--glass);
}

.admin-user-cell {
  display: flex;
  align-items: center;
  gap: 10px;
}

.admin-user-cell img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.admin-actions {
  display: flex;
  gap: 8px;
}

.btn-approve,
.btn-reject {
  padding: 5px 14px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-approve {
  color: #065f46;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.btn-approve:hover {
  background: rgba(16, 185, 129, 0.25);
}

.btn-reject {
  color: #991b1b;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.25);
}

.btn-reject:hover {
  background: rgba(239, 68, 68, 0.2);
}

.btn-score-matches {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--accent-blue), #2563eb);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-base);
}

.btn-score-matches:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
}

.btn-score-matches:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ── Toast Notifications ─────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: 80px;
  right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  min-width: 300px;
  max-width: 420px;
  background: var(--bg-secondary);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  pointer-events: auto;
  animation: toastIn 0.35s var(--transition-spring) forwards;
}

.toast.removing {
  animation: toastOut 0.3s ease forwards;
}

.toast-icon {
  font-size: 1.15rem;
  flex-shrink: 0;
}

.toast.success {
  border-left: 3px solid var(--accent-green);
}

.toast.success .toast-icon { color: var(--accent-green); }

.toast.error {
  border-left: 3px solid var(--accent-red);
}

.toast.error .toast-icon { color: var(--accent-red); }

.toast.info {
  border-left: 3px solid var(--accent-blue);
}

.toast.info .toast-icon { color: var(--accent-blue); }

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(100%) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes toastOut {
  from {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateX(100%) scale(0.95);
  }
}

/* ── Loading Skeleton ────────────────────────────────────────── */
.skeleton {
  position: relative;
  overflow: hidden;
  background: var(--glass-heavy) !important;
  border-radius: var(--radius-sm);
  color: transparent !important;
  border: none !important;
}

.skeleton * {
  visibility: hidden;
}

.skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.04) 40%,
    rgba(255, 255, 255, 0.08) 50%,
    rgba(255, 255, 255, 0.04) 60%,
    transparent 100%
  );
  animation: shimmer 1.8s ease-in-out infinite;
}

@keyframes shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.skeleton-card {
  height: 260px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.skeleton-row {
  height: 56px;
  margin-bottom: 8px;
  background: var(--glass-heavy);
  border-radius: var(--radius-sm);
}

/* ── Footer ──────────────────────────────────────────────────── */
.footer {
  padding: 32px 0;
  text-align: center;
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

.footer p {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.footer .footer-accent {
  color: var(--accent-gold);
}

/* ── Focus States (Accessibility) ────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 2px;
}

/* ── Results Tab Styles ──────────────────────────────────────── */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}

.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
}

/* ── Responsive Breakpoints ──────────────────────────────────── */

/* Tablet */
@media (max-width: 768px) {
  :root {
    --nav-height: 56px;
  }

  .navbar .container {
    flex-wrap: wrap;
    gap: 8px;
  }

  .nav-tabs {
    order: 3;
    width: 100%;
    justify-content: center;
    padding-bottom: 8px;
    gap: 0;
  }

  .nav-tab {
    padding: 6px 12px;
    font-size: 0.8rem;
  }

  .navbar {
    height: auto;
    padding: 10px 0 0;
  }

  .hero {
    padding: 40px 0 24px;
  }

  .stats-row {
    gap: 10px;
  }

  .stat-card {
    padding: 14px 10px;
  }

  .stat-value {
    font-size: 1.4rem;
  }

  .match-grid {
    grid-template-columns: 1fr;
  }

  .leaderboard-table th:nth-child(4),
  .leaderboard-table td:nth-child(4) {
    display: none;
  }

  .admin-table {
    font-size: 0.8rem;
  }

  .toast {
    min-width: auto;
    max-width: calc(100vw - 48px);
    right: 0;
  }

  .toast-container {
    right: 12px;
    left: 12px;
  }
}

/* Mobile */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .nav-logo .logo-text {
    display: none;
  }

  .nav-logo .logo-accent {
    display: inline;
  }

  .hero-title {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 0.9rem;
  }

  .stat-value {
    font-size: 1.2rem;
  }

  .stat-label {
    font-size: 0.65rem;
  }

  .match-card {
    padding: 18px;
  }

  .team-logo,
  .team-logo-placeholder {
    width: 40px;
    height: 40px;
  }

  .team-name {
    font-size: 0.8rem;
  }

  .score-input {
    width: 48px;
    height: 40px;
    font-size: 1rem;
  }

  .user-name {
    display: none;
  }

  .leaderboard-table th:nth-child(3),
  .leaderboard-table td:nth-child(3) {
    display: none;
  }

  .admin-table th:nth-child(3),
  .admin-table td:nth-child(3) {
    display: none;
  }
}

/* Large Desktop */
@media (min-width: 1440px) {
  .match-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Modal backdrop and card */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  z-index: 1100;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.3s ease;
}

.modal-backdrop.hidden {
  display: none !important;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 90%;
  max-width: 650px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.modal-close:hover {
  color: var(--accent-gold);
}

/* Modal form and layout */
#match-form {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: flex;
  gap: 1rem;
}

.form-row.hidden {
  display: none !important;
}

.form-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group select {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.75rem;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.2);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.btn-cancel {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-cancel:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.btn-submit {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-gold-dark));
  border: none;
  color: #000;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

/* Adjust table responsive layout inside modal */
@media (max-width: 600px) {
  .form-row {
    flex-direction: column;
    gap: 1.25rem;
  }
}