/* Board Game Tracker - Rich Modern Stylesheet */

/* CSS Custom Properties */
:root {
  --color-bg: #f0f2f5;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-primary: #6366f1;
  --color-primary-hover: #4f46e5;
  --color-primary-light: #e0e7ff;
  --color-accent: #f59e0b;
  --color-accent-light: #fef3c7;
  --color-success: #10b981;
  --color-success-light: #d1fae5;
  --color-danger: #ef4444;
  --color-danger-light: #fee2e2;
  --color-warning: #f59e0b;
  --color-warning-light: #fef3c7;
  --color-info: #3b82f6;
  --color-info-light: #dbeafe;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.2s ease;
}

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

html {
  font-size: 16px;
  line-height: 1.6;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  background-image: 
    radial-gradient(ellipse at top left, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at bottom right, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.page {
  padding: 2rem 0;
  min-height: calc(100vh - 180px);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Header */
.header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-lg);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

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

.logo:hover {
  transform: scale(1.02);
}

.logo-icon {
  font-size: 1.75rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.2));
}

.nav {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.nav .btn {
  background: rgba(255,255,255,0.15);
  color: white;
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(4px);
  transition: all var(--transition);
}

.nav .btn:hover {
  background: rgba(255,255,255,0.25);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-hover) 100%);
  color: white;
  box-shadow: var(--shadow-md), 0 4px 14px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 8px 20px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: #f9fafb;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-danger {
  background: linear-gradient(135deg, var(--color-danger) 0%, #dc2626 100%);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-danger:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md), 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-icon {
  padding: 0.5rem;
  min-width: 36px;
  border-radius: var(--radius-sm);
}

/* Cards */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 1.5rem;
  transition: all var(--transition);
  border: 1px solid rgba(0,0,0,0.02);
}

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

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-primary-light);
}

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0;
  color: var(--color-text);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  transition: all var(--transition);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-light);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
}

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

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

.table th {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  background: linear-gradient(to bottom, #f9fafb, #f3f4f6);
}

.table tbody tr {
  transition: background var(--transition);
}

.table tbody tr:hover {
  background: var(--color-primary-light);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.badge-success {
  background: var(--color-success-light);
  color: var(--color-success);
}

.badge-danger {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

.badge-warning {
  background: var(--color-warning-light);
  color: var(--color-warning);
}

.badge-info {
  background: var(--color-info-light);
  color: var(--color-info);
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.stat-card {
  background: linear-gradient(135deg, var(--color-surface) 0%, #f9fafb 100%);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

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

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
  font-weight: 600;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.6), rgba(0,0,0,0.8));
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  padding: 1rem;
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px) scale(0.95);
  transition: all 0.3s ease;
  box-shadow: var(--shadow-xl), 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.modal-backdrop.active .modal {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem;
  border-bottom: 1px solid var(--color-border);
  background: linear-gradient(to right, var(--color-primary-light), transparent);
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0;
  color: var(--color-primary);
}

.modal-close {
  background: var(--color-danger-light);
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-danger);
  padding: 0.5rem;
  line-height: 1;
  border-radius: var(--radius-sm);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.modal-close:hover {
  background: var(--color-danger);
  color: white;
  transform: rotate(90deg);
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--color-border);
  background: #f9fafb;
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 2px dashed var(--color-border);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.5;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.empty-state-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

/* Footer */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-top: auto;
}

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

/* Page Title */
h1 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--color-text), var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2, h3 {
  font-weight: 700;
  color: var(--color-text);
}

/* Match List Items */
.match-item {
  padding: 1.25rem;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}

.match-item:hover {
  background: linear-gradient(to right, var(--color-primary-light), transparent);
}

.match-item:last-child {
  border-bottom: none;
}

/* Avatar */
.avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
}

/* Game Card Category Colors */
.card[data-category="Strategy"] { border-left: 4px solid #8b5cf6; }
.card[data-category="Family"] { border-left: 4px solid #10b981; }
.card[data-category="Party"] { border-left: 4px solid #f59e0b; }
.card[data-category="Thematic"] { border-left: 4px solid #ef4444; }
.card[data-category="Wargames"] { border-left: 4px solid #6b7280; }
.card[data-category="Abstract"] { border-left: 4px solid #3b82f6; }

/* Responsive */
@media (max-width: 768px) {
  .header {
    padding: 0.75rem 0;
  }

  .header-inner {
    flex-direction: column;
    gap: 0.75rem;
    padding: 0 0.75rem;
  }

  .logo {
    font-size: 1.25rem;
  }

  .logo-icon {
    font-size: 1.5rem;
  }

  .nav {
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 0.25rem;
    gap: 0.35rem;
    -webkit-overflow-scrolling: touch;
  }

  .nav .btn {
    padding: 0.4rem 0.6rem;
    font-size: 0.7rem;
    white-space: nowrap;
    flex-shrink: 0;
  }

  .page {
    padding: 1rem 0;
  }

  .container {
    padding: 0 0.75rem;
  }

  .card {
    padding: 1rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .stat-card {
    padding: 1rem;
  }

  .stat-value {
    font-size: 1.75rem;
  }

  .stat-label {
    font-size: 0.7rem;
  }

  .modal {
    max-width: calc(100% - 1rem);
    margin: 0.5rem;
    max-height: 85vh;
  }

  .modal-header {
    padding: 1rem;
  }

  .modal-body {
    padding: 1rem;
  }

  .modal-title {
    font-size: 1.1rem;
  }

  h1 {
    font-size: 1.35rem;
    margin-bottom: 1rem;
  }

  h2, h3 {
    font-size: 1rem;
  }

  .btn {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }

  .btn-primary, .btn-secondary, .btn-danger {
    width: 100%;
    justify-content: center;
    margin-bottom: 0.5rem;
  }

  .flex {
    flex-direction: column;
  }

  .flex.gap-1, .flex.gap-2 {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .flex.gap-1 .btn, .flex.gap-2 .btn {
    flex: 1;
    min-width: calc(50% - 0.25rem);
  }

  .table {
    font-size: 0.85rem;
  }

  .table th, .table td {
    padding: 0.5rem;
  }

  .badge {
    font-size: 0.65rem;
    padding: 0.2rem 0.5rem;
  }

  .avatar {
    width: 40px;
    height: 40px;
    font-size: 0.9rem;
  }

  .footer {
    padding: 1.5rem 0.75rem;
    font-size: 0.8rem;
  }

  .empty-state {
    padding: 2rem 1rem;
  }

  .empty-state-icon {
    font-size: 2.5rem;
  }
}

/* Extra small screens */
@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .nav .btn {
    padding: 0.35rem 0.5rem;
    font-size: 0.65rem;
  }

  .nav .btn::before {
    display: none;
  }
}

/* Print Styles */
@media print {
  .no-print { display: none !important; }
  body { background: white; }
  .card { box-shadow: none; border: 1px solid #ddd; }
}

/* Leaderboard Styling */
.leaderboard-item {
  display: flex;
  align-items: center;
  padding: 1rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  margin-bottom: 0.5rem;
  transition: all var(--transition);
  border: 1px solid var(--color-border);
}

.leaderboard-item:hover {
  transform: translateX(4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.leaderboard-rank {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin-right: 1rem;
}

.leaderboard-rank.gold { background: linear-gradient(135deg, #fbbf24, #f59e0b); color: white; }
.leaderboard-rank.silver { background: linear-gradient(135deg, #9ca3af, #6b7280); color: white; }
.leaderboard-rank.bronze { background: linear-gradient(135deg, #d97706, #b45309); color: white; }

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}