/* ============================================
   MUNDIAL 2026 - ESTILOS GLOBALES
   ============================================ */

:root {
  --primary: #C8102E;
  --primary-dark: #9B0A22;
  --primary-light: #E8304A;
  --gold: #FFD700;
  --gold-dark: #C8A200;
  --green: #00A650;
  --green-dark: #007A3D;
  --blue: #1A1F5E;
  --blue-mid: #2A2F7E;
  --blue-light: #3A3F9E;
  --white: #FFFFFF;
  --gray-100: #F8F9FA;
  --gray-200: #E9ECEF;
  --gray-300: #DEE2E6;
  --gray-400: #CED4DA;
  --gray-500: #ADB5BD;
  --gray-600: #6C757D;
  --gray-700: #495057;
  --gray-800: #343A40;
  --gray-900: #212529;
  --dark: #0A0D1A;
  --dark-card: #111827;
  --dark-border: #1F2937;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 15px rgba(0,0,0,0.4);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(200,16,46,0.4);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --font-display: 'Bebas Neue', cursive;
  --font-body: 'Outfit', sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--dark);
  color: var(--white);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* SCROLLBAR */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* ============================================
   LAYOUT / NAVIGATION
   ============================================ */

.app-layout {
  display: flex;
  min-height: 100vh;
}

/* SIDEBAR */
.sidebar {
  width: 260px;
  min-height: 100vh;
  background: var(--dark-card);
  border-right: 1px solid var(--dark-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  transition: var(--transition);
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--dark-border);
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-mid) 100%);
}

.sidebar-logo {
  font-family: var(--font-display);
  font-size: 28px;
  letter-spacing: 2px;
  color: var(--white);
  line-height: 1;
}

.sidebar-logo span {
  color: var(--gold);
  font-size: 18px;
  display: block;
}

.sidebar-user {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--dark-border);
  background: rgba(255,255,255,0.03);
}

.user-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--gold));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.user-info .user-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
}

.user-info .user-role {
  font-size: 11px;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.user-info .user-points {
  font-size: 12px;
  color: var(--gray-400);
  margin-top: 2px;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 0;
  overflow-y: auto;
}

.nav-section {
  padding: 8px 16px 4px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--gray-600);
  font-weight: 600;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  cursor: pointer;
  border-radius: 0;
  transition: var(--transition);
  color: var(--gray-400);
  font-size: 14px;
  font-weight: 500;
  position: relative;
  text-decoration: none;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.nav-item:hover {
  background: rgba(255,255,255,0.05);
  color: var(--white);
}

.nav-item.active {
  background: linear-gradient(90deg, rgba(200,16,46,0.2), transparent);
  color: var(--white);
  border-left: 3px solid var(--primary);
}

.nav-item .nav-icon {
  width: 20px;
  text-align: center;
  font-size: 16px;
}

.nav-item .nav-badge {
  margin-left: auto;
  background: var(--primary);
  color: var(--white);
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 10px;
  font-weight: 700;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--dark-border);
}

.btn-logout {
  width: 100%;
  padding: 10px;
  background: rgba(200,16,46,0.15);
  border: 1px solid rgba(200,16,46,0.3);
  border-radius: var(--radius-sm);
  color: var(--primary-light);
  cursor: pointer;
  font-size: 13px;
  font-family: var(--font-body);
  font-weight: 500;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-logout:hover {
  background: var(--primary);
  color: var(--white);
}

/* MAIN CONTENT */
.main-content {
  margin-left: 260px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.top-bar {
  padding: 16px 28px;
  background: var(--dark-card);
  border-bottom: 1px solid var(--dark-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.top-bar-title {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 1px;
  color: var(--white);
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 20px;
  cursor: pointer;
}

.page-content {
  padding: 28px;
  flex: 1;
}

/* ============================================
   COMPONENTES BASE
   ============================================ */

/* CARDS */
.card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.card-header {
  padding: 18px 22px;
  border-bottom: 1px solid var(--dark-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-header h2 {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-body { padding: 22px; }

/* BOTONES */
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(200,16,46,0.4);
}

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

.btn-secondary {
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border: 1px solid var(--dark-border);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--gray-500);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--dark);
  border: none;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255,215,0,0.4);
}

.btn-green {
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: var(--white);
  border: none;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-green:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,166,80,0.4);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 12px;
}

.btn-full { width: 100%; justify-content: center; }

.btn-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--dark-border);
  color: var(--white);
  cursor: pointer;
  transition: var(--transition);
}

.btn-icon:hover {
  background: rgba(255,255,255,0.15);
}

/* BADGES */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-group { background: rgba(26,31,94,0.5); color: #8A9FE8; border: 1px solid rgba(138,159,232,0.3); }
.badge-r32 { background: rgba(0,166,80,0.2); color: #4AE89A; border: 1px solid rgba(74,232,154,0.3); }
.badge-r16 { background: rgba(255,165,0,0.2); color: #FFB347; border: 1px solid rgba(255,179,71,0.3); }
.badge-qf { background: rgba(200,16,46,0.2); color: #E84A6A; border: 1px solid rgba(232,74,106,0.3); }
.badge-sf { background: rgba(138,43,226,0.2); color: #C57BFF; border: 1px solid rgba(197,123,255,0.3); }
.badge-final { background: linear-gradient(135deg, rgba(255,215,0,0.2), rgba(200,16,46,0.2)); color: var(--gold); border: 1px solid rgba(255,215,0,0.4); }
.badge-live { background: rgba(200,16,46,0.8); color: var(--white); animation: pulse 1.5s infinite; }
.badge-finished { background: rgba(0,166,80,0.2); color: #4AE89A; border: 1px solid rgba(74,232,154,0.3); }
.badge-scheduled { background: rgba(255,255,255,0.08); color: var(--gray-400); }

/* FORMS */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-400);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 14px;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  background: rgba(200,16,46,0.05);
  box-shadow: 0 0 0 3px rgba(200,16,46,0.15);
}

.form-group input::placeholder { color: var(--gray-600); }

.form-group select option {
  background: var(--dark-card);
  color: var(--white);
}

/* ALERTS */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.alert-success { background: rgba(0,166,80,0.15); border: 1px solid rgba(0,166,80,0.3); color: #4AE89A; }
.alert-error { background: rgba(200,16,46,0.15); border: 1px solid rgba(200,16,46,0.3); color: #FF6B6B; }
.alert-warning { background: rgba(255,165,0,0.15); border: 1px solid rgba(255,165,0,0.3); color: #FFB347; }
.alert-info { background: rgba(26,31,94,0.5); border: 1px solid rgba(138,159,232,0.3); color: #8A9FE8; }

/* TABLES */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-sm);
}

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

thead th {
  background: rgba(255,255,255,0.04);
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--gray-500);
  border-bottom: 1px solid var(--dark-border);
}

tbody tr {
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition);
}

tbody tr:hover { background: rgba(255,255,255,0.03); }

tbody td {
  padding: 12px 16px;
  font-size: 14px;
  color: var(--gray-300);
}

/* MODALS */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}

.modal {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideUp 0.3s ease;
}

.modal-header {
  padding: 22px 24px 18px;
  border-bottom: 1px solid var(--dark-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: none;
  color: var(--gray-400);
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close:hover { background: var(--primary); color: var(--white); }

.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px 22px; display: flex; gap: 12px; justify-content: flex-end; }

/* LOADING / SPINNER */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,13,26,0.9);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid rgba(255,255,255,0.1);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* FLAG */
.flag-img {
  width: 28px;
  height: 20px;
  object-fit: cover;
  border-radius: 3px;
  border: 1px solid rgba(255,255,255,0.1);
  vertical-align: middle;
}

.flag-sm { width: 22px; height: 16px; }
.flag-lg { width: 40px; height: 28px; }
.flag-xl { width: 56px; height: 40px; border-radius: 4px; }

/* GRIDS */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* STAT CARDS */
.stat-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.stat-card.red::before { background: linear-gradient(90deg, var(--primary), var(--primary-light)); }
.stat-card.gold::before { background: linear-gradient(90deg, var(--gold), var(--gold-dark)); }
.stat-card.green::before { background: linear-gradient(90deg, var(--green), var(--green-dark)); }
.stat-card.blue::before { background: linear-gradient(90deg, var(--blue-light), var(--blue)); }

.stat-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255,255,255,0.12);
}

.stat-card .stat-icon {
  font-size: 24px;
  opacity: 0.8;
}

.stat-card .stat-value {
  font-family: var(--font-display);
  font-size: 36px;
  letter-spacing: 1px;
  color: var(--white);
  line-height: 1;
}

.stat-card .stat-label {
  font-size: 12px;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

/* POINTS DISPLAY */
.points-exact { color: var(--gold); font-weight: 700; }
.points-winner { color: #4AE89A; font-weight: 600; }
.points-zero { color: var(--gray-600); }

/* MATCH CARD */
.match-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: var(--transition);
  cursor: pointer;
}

.match-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.12);
  transform: translateY(-2px);
}

.match-card.predicted {
  border-left: 3px solid var(--green);
}

.match-card.live {
  border-left: 3px solid var(--primary);
  animation: borderPulse 2s infinite;
}

.match-teams {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.match-team {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex: 1;
  text-align: center;
}

.match-team-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
}

.match-score-display {
  font-family: var(--font-display);
  font-size: 32px;
  letter-spacing: 3px;
  color: var(--white);
  text-align: center;
  min-width: 80px;
}

.match-score-display.no-result {
  font-size: 20px;
  color: var(--gray-600);
}

.match-meta {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--gray-500);
}

.my-prediction {
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
}

.my-prediction .pred-label { color: var(--gray-500); }
.my-prediction .pred-value { font-weight: 700; color: var(--gold); }

/* LEADERBOARD */
.leaderboard-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--radius-md);
  transition: var(--transition);
  margin-bottom: 6px;
}

.leaderboard-row:hover {
  background: rgba(255,255,255,0.03);
}

.leaderboard-row.top-1 {
  background: linear-gradient(90deg, rgba(255,215,0,0.1), transparent);
  border: 1px solid rgba(255,215,0,0.2);
}

.leaderboard-row.top-2 {
  background: linear-gradient(90deg, rgba(192,192,192,0.08), transparent);
  border: 1px solid rgba(192,192,192,0.15);
}

.leaderboard-row.top-3 {
  background: linear-gradient(90deg, rgba(205,127,50,0.08), transparent);
  border: 1px solid rgba(205,127,50,0.15);
}

.rank-badge {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 14px;
  flex-shrink: 0;
}

.rank-1 { background: var(--gold); color: var(--dark); }
.rank-2 { background: #C0C0C0; color: var(--dark); }
.rank-3 { background: #CD7F32; color: var(--white); }
.rank-other { background: rgba(255,255,255,0.08); color: var(--gray-400); }

/* GROUP TABLE */
.group-table {
  width: 100%;
  border-collapse: collapse;
}

.group-table th {
  padding: 8px 12px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--gray-600);
  border-bottom: 1px solid var(--dark-border);
  text-align: center;
}

.group-table th:first-child { text-align: left; }

.group-table td {
  padding: 10px 12px;
  font-size: 13px;
  color: var(--gray-300);
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.group-table td:first-child { text-align: left; }

.group-table tr.qualified {
  background: rgba(0,166,80,0.05);
}

.group-table tr.qualified td:first-child {
  border-left: 3px solid var(--green);
  padding-left: 9px;
}

/* BRACKET */
.bracket-container {
  overflow-x: auto;
  padding: 20px 0;
}

.bracket {
  display: flex;
  gap: 0;
  align-items: center;
  min-width: 900px;
}

.bracket-round {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  flex: 1;
  padding: 0 8px;
}

.bracket-round-title {
  text-align: center;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--gray-600);
  padding: 8px;
  margin-bottom: 12px;
  font-weight: 700;
}

.bracket-match {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: 4px 0;
  min-width: 140px;
  cursor: pointer;
  transition: var(--transition);
}

.bracket-match:hover {
  border-color: rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06);
}

.bracket-team {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  font-size: 12px;
  gap: 6px;
}

.bracket-team:first-child {
  border-bottom: 1px solid var(--dark-border);
}

.bracket-team.winner {
  background: rgba(0,166,80,0.1);
  color: var(--white);
  font-weight: 600;
}

.bracket-team .team-flag-name {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow: hidden;
}

.bracket-team .team-flag-name span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 80px;
}

.bracket-team .team-score {
  font-weight: 700;
  color: var(--white);
}

/* TABS */
.tabs {
  display: flex;
  gap: 4px;
  background: rgba(255,255,255,0.04);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 20px;
}

.tab-btn {
  flex: 1;
  padding: 10px 16px;
  background: none;
  border: none;
  color: var(--gray-500);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
}

.tab-btn.active {
  background: var(--primary);
  color: var(--white);
}

.tab-btn:hover:not(.active) {
  color: var(--white);
  background: rgba(255,255,255,0.06);
}

.tab-content { display: none; }
.tab-content.active { display: block; }

/* INPUT SCORE */
.score-input-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.score-input-group .team-side {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex: 1;
  text-align: center;
}

.score-input-group .team-flag-name {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
}

.score-number-input {
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.07);
  border: 2px solid var(--dark-border);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-family: var(--font-display);
  font-size: 32px;
  text-align: center;
  padding: 0;
  outline: none;
  transition: var(--transition);
}

.score-number-input:focus {
  border-color: var(--gold);
  background: rgba(255,215,0,0.05);
}

.score-vs {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--gray-600);
}

/* NOTIFICATIONS */
.notification-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 360px;
}

.toast {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  box-shadow: var(--shadow-lg);
  animation: slideLeft 0.3s ease;
}

.toast.success { border-left: 4px solid var(--green); }
.toast.error { border-left: 4px solid var(--primary); }
.toast.info { border-left: 4px solid var(--blue-light); }
.toast.warning { border-left: 4px solid var(--gold); }

/* SCORE RESULT COLORS */
.result-exact {
  background: linear-gradient(135deg, rgba(255,215,0,0.15), rgba(255,215,0,0.05));
  border-color: rgba(255,215,0,0.3);
}

.result-winner {
  background: linear-gradient(135deg, rgba(0,166,80,0.12), rgba(0,166,80,0.03));
  border-color: rgba(0,166,80,0.3);
}

.result-wrong {
  background: rgba(255,255,255,0.02);
}

/* HIDDEN */
.hidden { display: none !important; }

/* SCROLLABLE SECTION */
.scroll-section {
  overflow-y: auto;
  max-height: 500px;
  scrollbar-width: thin;
}

/* SECTION DIVIDER */
.section-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 28px 0 20px;
}

.section-divider h3 {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 1px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--dark-border);
}

/* SKELETON */
.skeleton {
  background: linear-gradient(90deg, rgba(255,255,255,0.04) 25%, rgba(255,255,255,0.08) 50%, rgba(255,255,255,0.04) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* EMPTY STATE */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--gray-600);
}

.empty-state .empty-icon { font-size: 48px; margin-bottom: 16px; opacity: 0.5; }
.empty-state p { font-size: 14px; }

/* ============================================
   ANIMACIONES
   ============================================ */

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes slideLeft { from { transform: translateX(30px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.6; } }
@keyframes borderPulse { 0%, 100% { border-left-color: var(--primary); } 50% { border-left-color: var(--primary-light); } }
@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(10deg); }
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    z-index: 200;
  }
  
  .sidebar.open {
    transform: translateX(0);
    box-shadow: var(--shadow-lg);
  }
  
  .main-content { margin-left: 0; }
  
  .hamburger { display: flex; }
  
  .grid-2,
  .grid-3,
  .grid-4 { grid-template-columns: 1fr; }
  
  .page-content { padding: 16px; }
  
  .top-bar { padding: 12px 16px; }
  
  .bracket { min-width: 700px; }
  
  .modal { max-width: 95%; }
}

@media (max-width: 480px) {
  .match-score-display { font-size: 24px; }
  .stat-card .stat-value { font-size: 28px; }
}