/* SleeperChamp Design System - Components (Cyberpunk Edition) */

/* ============================================================================
   Navigation
   ============================================================================ */

.site-nav {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  height: var(--nav-height);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-nav);
  border-bottom: 1px solid var(--color-border);
}

.site-nav .container {
  display: flex;
  align-items: center;
  height: 100%;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-brand h1 {
  font-size: 1.4em;
  margin: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-primary) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 8s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 200% center; }
}

.nav-logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
}

.nav-logo-link h1 {
  color: var(--color-text-bright);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-link {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95em;
  padding: var(--space-sm) 0;
  position: relative;
  transition: color var(--transition), text-shadow var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text-bright);
  text-shadow: 0 0 12px var(--color-primary-glow);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transition: transform var(--transition);
  box-shadow: 0 0 8px var(--color-primary-glow);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

.nav-cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dim) 100%);
  color: var(--color-text-inverse);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9em;
  transition: all var(--transition);
  box-shadow: 0 4px 14px var(--color-primary-glow);
}

.nav-cta:hover {
  color: var(--color-text-inverse);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--color-primary-intense);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  cursor: pointer;
  padding: var(--space-sm);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.nav-toggle:hover {
  background: var(--color-surface-overlay);
  border-color: var(--color-primary);
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--color-surface-raised);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-md);
    gap: var(--space-md);
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-links {
    flex-direction: column;
    width: 100%;
  }

  .nav-link {
    padding: var(--space-sm) var(--space-md);
    width: 100%;
  }

  .nav-cta {
    width: 100%;
    text-align: center;
  }
}

/* ============================================================================
   Buttons
   ============================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 24px;
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.4s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn:hover:not(:disabled) {
  transform: translateY(-2px);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dim) 100%);
  color: var(--color-text-inverse);
  box-shadow: 0 4px 14px var(--color-primary-glow);
}

.btn-primary:hover:not(:disabled) {
  color: var(--color-text-inverse);
  box-shadow: 0 6px 20px var(--color-primary-intense);
}

.btn-cta {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dim) 100%);
  color: var(--color-text-inverse);
  box-shadow: 0 4px 14px var(--color-accent-glow);
}

.btn-cta:hover:not(:disabled) {
  color: var(--color-text-inverse);
  box-shadow: 0 6px 20px rgba(168, 85, 247, 0.4);
}

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

.btn-secondary:hover:not(:disabled) {
  background: var(--color-surface);
  border-color: var(--color-text-muted);
  color: var(--color-text);
}

.btn-sm {
  padding: 10px 16px;
  font-size: 13px;
}

.btn-lg {
  padding: 18px 36px;
  font-size: 17px;
}

.btn-icon {
  padding: 10px;
}

.btn svg {
  width: 20px;
  height: 20px;
}

/* ============================================================================
   Cards
   ============================================================================ */

.card {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: all var(--transition);
}

.card:hover {
  border-color: rgba(0, 212, 255, 0.2);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 212, 255, 0.05);
}

.card-clickable:hover {
  transform: translateY(-4px);
  cursor: pointer;
}

.card-header {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
  background: linear-gradient(135deg, var(--color-surface-overlay) 0%, var(--color-surface) 100%);
}

.card-body {
  padding: var(--space-lg);
}

.card-footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

/* Sport Cards */
.sport-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-xl);
  text-align: center;
  text-decoration: none;
  color: var(--color-text);
}

.sport-card:hover {
  color: var(--color-text);
}

.sport-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--space-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.sport-card:hover .sport-icon {
  transform: scale(1.05);
}

.sport-icon.mlb {
  background: linear-gradient(135deg, rgba(244, 114, 182, 0.2) 0%, rgba(244, 114, 182, 0.05) 100%);
  border-color: rgba(244, 114, 182, 0.4);
  box-shadow: 0 4px 20px rgba(244, 114, 182, 0.15);
}
.sport-icon.nfl {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.2) 0%, rgba(34, 197, 94, 0.05) 100%);
  border-color: rgba(34, 197, 94, 0.4);
  box-shadow: 0 4px 20px rgba(34, 197, 94, 0.15);
}
.sport-icon.nba {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.2) 0%, rgba(249, 115, 22, 0.05) 100%);
  border-color: rgba(249, 115, 22, 0.4);
  box-shadow: 0 4px 20px rgba(249, 115, 22, 0.15);
}
.sport-icon.nhl {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(59, 130, 246, 0.05) 100%);
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.15);
}

.sport-card h3 {
  margin-bottom: var(--space-xs);
  color: var(--color-text-bright);
}

.sport-card p {
  color: var(--color-text-muted);
  font-size: 0.9em;
  margin: 0;
}

/* ============================================================================
   Tables
   ============================================================================ */

.table-container {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  font-size: 0.9em;
}

.data-table th,
.data-table td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border-subtle);
}

.data-table th {
  background: linear-gradient(135deg, var(--color-surface-overlay) 0%, var(--color-surface) 100%);
  color: var(--color-text-secondary);
  font-weight: 600;
  font-size: 0.8em;
  white-space: nowrap;
  position: sticky;
  top: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.data-table th.sortable {
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
}

.data-table th.sortable:hover {
  color: var(--color-primary);
}

.data-table th .sort-icon {
  margin-left: 4px;
  opacity: 0.4;
}

.data-table th.sorted-asc .sort-icon,
.data-table th.sorted-desc .sort-icon {
  opacity: 1;
  color: var(--color-primary);
}

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

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

.data-table tbody tr:hover {
  background: var(--color-surface-overlay);
}

.data-table .player-name {
  font-weight: 500;
  color: var(--color-text-bright);
}

.data-table .stat-cell {
  font-family: var(--font-mono);
  text-align: center;
  color: var(--color-text-secondary);
}

.data-table .rank-cell {
  font-weight: 700;
  color: var(--color-primary);
  width: 50px;
  text-align: center;
  font-family: var(--font-mono);
}

/* ============================================================================
   Badges
   ============================================================================ */

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.badge-primary {
  background: var(--color-primary-glow);
  color: var(--color-primary);
  border: 1px solid rgba(0, 212, 255, 0.3);
}

.badge-success {
  background: var(--color-success-glow);
  color: var(--color-success);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-warning {
  background: var(--color-warning-glow);
  color: var(--color-warning);
  border: 1px solid rgba(234, 179, 8, 0.3);
}

.badge-error {
  background: var(--color-error-glow);
  color: var(--color-error);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge-mlb {
  background: rgba(244, 114, 182, 0.15);
  color: var(--color-mlb);
  border: 1px solid rgba(244, 114, 182, 0.3);
}
.badge-nfl {
  background: rgba(34, 197, 94, 0.15);
  color: var(--color-nfl);
  border: 1px solid rgba(34, 197, 94, 0.3);
}
.badge-nba {
  background: rgba(249, 115, 22, 0.15);
  color: var(--color-nba);
  border: 1px solid rgba(249, 115, 22, 0.3);
}
.badge-nhl {
  background: rgba(59, 130, 246, 0.15);
  color: var(--color-nhl);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

/* ============================================================================
   Forms
   ============================================================================ */

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 500;
  color: var(--color-text-secondary);
  font-size: 0.9em;
}

.form-input,
.form-select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 16px;
  background: var(--color-surface);
  color: var(--color-text);
  transition: all var(--transition);
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
  background: var(--color-surface-raised);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

/* Search input */
.search-input-wrapper {
  position: relative;
}

.search-input-wrapper .search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
}

.search-input-wrapper .form-input {
  padding-left: 48px;
}

/* ============================================================================
   Footer
   ============================================================================ */

.site-footer {
  background: var(--color-surface);
  color: var(--color-text-secondary);
  padding: var(--space-2xl) 0;
  margin-top: var(--space-3xl);
  border-top: 1px solid var(--color-border);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
}

.footer-brand h3 {
  color: var(--color-text-bright);
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  font-size: 0.9em;
  margin: 0;
}

.footer-links h4 {
  color: var(--color-text-bright);
  font-size: 1em;
  margin-bottom: var(--space-md);
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 0.9em;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  text-align: center;
  font-size: 0.85em;
  color: var(--color-text-muted);
}

/* ============================================================================
   Hero Sections
   ============================================================================ */

.hero {
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-surface-raised) 100%);
  color: var(--color-text);
  padding: var(--space-3xl) 0;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

/* Subtle animated gradient overlay */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 50% 0%, var(--color-primary-glow) 0%, transparent 50%);
  pointer-events: none;
}

.hero h1 {
  margin-bottom: var(--space-md);
  position: relative;
}

.hero p {
  font-size: 1.2em;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  position: relative;
}

.hero-sm {
  padding: var(--space-xl) 0;
}

.hero-sm h1 {
  font-size: 1.75rem;
  margin-bottom: var(--space-sm);
}

/* ============================================================================
   Section Headers
   ============================================================================ */

.section {
  padding: var(--space-2xl) 0;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.section-header h2 {
  margin: 0;
}

.section-header .section-link {
  font-size: 0.9em;
  font-weight: 500;
  color: var(--color-primary);
}

.section-header .section-link:hover {
  color: var(--color-text-bright);
}

/* ============================================================================
   Grid Layouts
   ============================================================================ */

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

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

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ============================================================================
   Loading States
   ============================================================================ */

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
  color: var(--color-text-muted);
}

.loading::before {
  content: '';
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-surface-overlay);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  margin-right: var(--space-sm);
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.skeleton {
  background: linear-gradient(90deg, var(--color-surface) 25%, var(--color-surface-overlay) 50%, var(--color-surface) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================================================
   Empty States
   ============================================================================ */

.empty-state {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  color: var(--color-text-muted);
}

.empty-state svg {
  width: 64px;
  height: 64px;
  margin-bottom: var(--space-md);
  opacity: 0.4;
  color: var(--color-primary);
}

.empty-state h3 {
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.empty-state p {
  margin-bottom: var(--space-lg);
}