/* GB Fantasy - Premier League Prediction Website */
/* Dark Professional Theme - OLBG Inspired */

:root {
  --bg-primary: #060b1e;
  --bg-secondary: #0a1226;
  --bg-card: #0a101f;
  --bg-hover: #101a38;
  --text-primary: #f1f5fc;
  --text-secondary: #8a97b0;
  --text-muted: #4d5972;
  --accent-green: #22c55e;
  --accent-green-dark: #16a34a;
  --accent-amber: #f2b93d;
  --accent-amber-dark: #d97706;
  --accent-blue: #3b82f6;
  --accent-blue-dark: #1d4ed8;
  --accent-red: #ef4444;
  --border-color: #131f35;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
}

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

html {
  overflow-x: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, #060b1e 0%, #0a1226 50%, #060b1e 100%);
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* Navigation */
.navbar {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-green);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo i {
  color: var(--accent-amber);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-green);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  position: relative;
  z-index: 1001;
}

/* Main Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-green), var(--accent-amber));
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(90deg, var(--text-primary), var(--accent-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.hero-stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-green);
}

.hero-stat-label {
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Cards */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-title i {
  color: var(--accent-amber);
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.95rem;
}

.btn-primary {
  background-color: var(--accent-green);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background-color: var(--accent-green-dark);
}

.btn-secondary {
  background-color: var(--bg-hover);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--border-color);
}

.btn-amber {
  background-color: var(--accent-amber);
  color: var(--bg-primary);
}

.btn-amber:hover {
  background-color: var(--accent-amber-dark);
}

.btn-outline {
  background-color: transparent;
  color: var(--accent-green);
  border: 1px solid var(--accent-green);
}

.btn-outline:hover {
  background-color: var(--accent-green);
  color: var(--bg-primary);
}

.btn-success {
  background-color: var(--accent-blue);
  color: white;
}

.btn-success:hover {
  background-color: var(--accent-blue-dark);
}

.btn-disabled {
  background-color: var(--bg-hover);
  color: var(--text-muted);
  cursor: not-allowed;
  opacity: 0.6;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

/* Tournament Cards */
.tournament-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.tournament-card.live::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background-color: var(--accent-green);
}

.tournament-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.tournament-name {
  font-size: 1.1rem;
  font-weight: 600;
}

.tournament-status {
  font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
  border-radius: 9999px;
  font-weight: 600;
  text-transform: uppercase;
}

.tournament-status.live {
  background-color: rgba(34, 197, 94, 0.2);
  color: var(--accent-green);
}

.tournament-status.upcoming {
  background-color: rgba(245, 158, 11, 0.2);
  color: var(--accent-amber);
}

.tournament-details {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}

.tournament-detail {
  text-align: center;
}

.tournament-detail-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.tournament-detail-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Fixtures */
.fixture-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.fixture {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1.25rem;
}

.fixture-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.fixture-header .match-status {
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  background: rgba(255,255,255,0.1);
  border-radius: 4px;
}

.fixture-header .points-display {
  font-weight: 700;
  font-size: 1rem;
  min-width: 50px;
  text-align: right;
}

.fixture-header .points-display.points-20 {
  color: var(--accent-green);
}

.fixture-header .points-display.points-10 {
  color: var(--accent-amber);
}

.fixture-header .points-display.points-0 {
  color: var(--text-muted);
}

.fixture-teams {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: 1rem 0;
}

.fixture-teams .team-shirt {
  width: 60px;
  height: 60px;
  object-fit: contain;
  flex-shrink: 0;
}

.fixture-teams .inline-score {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-green);
  padding: 0 0.75rem;
}

.team {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
}

.team.home {
  justify-content: flex-end;
  text-align: right;
}

.team.away {
  justify-content: flex-start;
}

.team-name {
  font-weight: 600;
}

.team-logo {
  width: 32px;
  height: 32px;
  background-color: var(--bg-hover);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.vs {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.875rem;
}

/* Prediction Form */
.prediction-form {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

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

.prediction-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.prediction-1x2 {
  display: flex;
  gap: 0.5rem;
}

.prediction-option {
  position: relative;
}

.prediction-option input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.prediction-option label {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 40px;
  background-color: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s;
}

.prediction-option input:checked + label {
  background-color: var(--accent-green);
  border-color: var(--accent-green);
  color: var(--bg-primary);
}

.prediction-option label:hover {
  border-color: var(--accent-green);
}

.score-inputs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.score-input {
  width: 50px;
  height: 40px;
  text-align: center;
  background-color: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
}

.score-input.predicted-score {
  background-color: var(--accent-green);
  border-color: var(--accent-green);
  color: white;
}

.score-input:focus {
  outline: none;
  border-color: var(--accent-green);
}

.score-separator {
  color: var(--text-muted);
  font-weight: 600;
}

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

.leaderboard-table th,
.leaderboard-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.leaderboard-table th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
}

.leaderboard-table tr:hover {
  background-color: var(--bg-hover);
}

.rank {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-weight: 700;
}

.rank-1 {
  background-color: var(--accent-amber);
  color: var(--bg-primary);
}

.rank-2 {
  background-color: #94a3b8;
  color: var(--bg-primary);
}

.rank-3 {
  background-color: #b45309;
  color: var(--text-primary);
}

.player-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.player-avatar {
  width: 40px;
  height: 40px;
  background-color: var(--accent-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
}

.points {
  font-weight: 700;
  color: var(--accent-green);
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  color: var(--text-primary);
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent-green);
}

.form-hint {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Scoring Info */
.scoring-info {
  background-color: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 0.5rem;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.scoring-info h3 {
  color: var(--accent-green);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.scoring-list {
  list-style: none;
  color: var(--text-secondary);
}

.scoring-list li {
  padding: 0.25rem 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.scoring-list i {
  color: var(--accent-green);
}

/* Gameweek Selector */
.gw-selector {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.gw-select {
  padding: 0.5rem 1rem;
  background-color: var(--bg-hover);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  color: var(--text-primary);
  font-size: 1rem;
  cursor: pointer;
}

/* Footer */
.footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 2rem 0;
  margin-top: 3rem;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  text-align: center;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero h1 {
    font-size: 1.75rem;
  }
  
  .hero-stats {
    gap: 1.5rem;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .tournament-details {
    grid-template-columns: 1fr;
  }
  
  .fixture-teams {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .team.home,
  .team.away {
    justify-content: center;
    text-align: center;
  }
  
  .prediction-row {
    flex-direction: column;
    gap: 1rem;
  }
  
  .leaderboard-table {
    font-size: 0.875rem;
  }
  
  .leaderboard-table th,
  .leaderboard-table td {
    padding: 0.75rem 0.5rem;
  }
}

/* Additional Mobile Fixes */
@media (max-width: 768px) {
  /* Container */
  .container {
    padding: 0 0.75rem;
  }
  
  /* Navigation mobile menu */
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    z-index: 999;
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
  }
  
  /* Stats */
  .profile-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }
  
  .profile-stat {
    padding: 0.75rem 0.5rem;
  }
  
  .profile-stat-value {
    font-size: 1.25rem;
  }
  
  /* Tournament cards */
  .tournament-card {
    padding: 1rem;
  }
  
  .tournament-details {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
  }
  
  /* Fixtures */
  .fixture {
    padding: 1rem;
  }
  
  .fixture-teams {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  /* Buttons */
  .btn-lg {
    width: 100%;
  }
  
  /* Forms */
  .form-input {
    font-size: 16px;
  }
  
  /* User badge on mobile */
  .user-badge-container {
    top: 0.5rem !important;
    right: 0.5rem !important;
  }
  
  .user-badge-img {
    width: 60px !important;
    height: 60px !important;
  }
  
  .user-badge-name {
    font-size: 0.7rem !important;
  }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-green { color: var(--accent-green); }
.text-amber { color: var(--accent-amber); }
.text-blue { color: var(--accent-blue); }
.text-red { color: var(--accent-red); }
.text-muted { color: var(--text-muted); }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.flex { display: flex; }
.flex-between { justify-content: space-between; }
.items-center { align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

/* ============================================
   COLLAPSIBLE SIDEBAR NAVIGATION - DESKTOP
   ============================================ */

/* Hide top navbar on desktop (show sidebar instead) */
@media (min-width: 769px) {
  .navbar {
    display: none;
  }
  
  /* Main content offset for sidebar */
  main.container,
  .container {
    margin-left: 52px;
    width: calc(100% - 52px);
    max-width: none;
    padding: 1rem;
  }
}

/* Sidebar container */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  height: 100vh;
  width: 52px;
  background: #0d1117;
  border-right: 0.5px solid rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  transition: width 0.2s ease;
  overflow: hidden;
}

/* Expanded sidebar on hover */
.sidebar:hover {
  width: 200px;
}

/* Sidebar header/logo */
.sidebar-header {
  height: 60px;
  display: flex;
  align-items: center;
  padding: 0 14px;
  border-bottom: 0.5px solid rgba(255,255,255,0.08);
  flex-shrink: 0;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--accent-green);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.25rem;
  white-space: nowrap;
}

.sidebar-logo i {
  color: var(--accent-amber);
  font-size: 1.5rem;
  min-width: 24px;
  text-align: center;
}

.sidebar-logo span {
  opacity: 0;
  transition: opacity 0.15s ease;
}

.sidebar:hover .sidebar-logo span {
  opacity: 1;
}

/* Sidebar navigation */
.sidebar-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 8px 0;
  overflow-y: auto;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 14px;
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  transition: background-color 0.15s ease, color 0.15s ease;
  border-left: 2px solid transparent;
  min-height: 44px;
}

.sidebar-link:hover {
  background-color: rgba(255,255,255,0.05);
  color: var(--text-primary);
}

.sidebar-link.active {
  background: rgba(34,197,94,0.15);
  border-left-color: #22c55e;
  color: #22c55e;
}

.sidebar-link i {
  font-size: 1.25rem;
  min-width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-link span {
  opacity: 0;
  transition: opacity 0.15s ease;
}

.sidebar:hover .sidebar-link span {
  opacity: 1;
}

/* Sidebar divider */
.sidebar-divider {
  height: 0.5px;
  background: rgba(255,255,255,0.08);
  margin: 8px 14px;
  flex-shrink: 0;
}

/* Sidebar footer - user info */
.sidebar-footer {
  padding: 12px 14px;
  border-top: 0.5px solid rgba(255,255,255,0.08);
  flex-shrink: 0;
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
}

.sidebar-user:hover {
  color: var(--accent-green);
}

.sidebar-user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-green), var(--accent-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.75rem;
  color: white;
  flex-shrink: 0;
}

.sidebar-user-info {
  opacity: 0;
  transition: opacity 0.15s ease;
  overflow: hidden;
}

.sidebar:hover .sidebar-user-info {
  opacity: 1;
}

.sidebar-user-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.sidebar-user-role {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Sidebar logout button */
.sidebar-logout {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
  text-decoration: none;
  white-space: nowrap;
  padding: 8px 0;
  margin-top: 8px;
  border-top: 0.5px solid rgba(255,255,255,0.08);
  font-size: 0.9rem;
  transition: color 0.2s;
}

.sidebar-logout:hover {
  color: var(--accent-red);
}

.sidebar-logout i {
  width: 32px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-logout span {
  opacity: 0;
  transition: opacity 0.15s ease;
}

.sidebar:hover .sidebar-logout span {
  opacity: 1;
}

/* Mobile: hide sidebar, show navbar */
@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  
  .navbar {
    display: block;
  }
  
  main.container,
  .container {
    margin-left: 0;
    width: 100%;
    max-width: 1200px;
    padding: 1rem;
  }
}