/* Vibe Contest Styles - Light Theme Default */
:root {
  /* Light theme (default) */
  --bg: #f5f5f7;
  --bg-card: #ffffff;
  --bg-hover: #e8e8ec;
  --text: #1d1d1f;
  --text-muted: #6e6e73;
  --accent: #6c63ff;
  --accent-hover: #5b52e0;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --border: #d2d2d7;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f1a;
    --bg-card: #1a1a2e;
    --bg-hover: #252540;
    --text: #e8e8ec;
    --text-muted: #8888a0;
    --accent: #6c63ff;
    --accent-hover: #5b52e0;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --border: #2a2a4a;
  }
}

/* Manual dark mode override */
[data-theme="dark"] {
  --bg: #0f0f1a;
  --bg-card: #1a1a2e;
  --bg-hover: #252540;
  --text: #e8e8ec;
  --text-muted: #8888a0;
  --accent: #6c63ff;
  --accent-hover: #5b52e0;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --border: #2a2a4a;
}

[data-theme="light"] {
  --bg: #f5f5f7;
  --bg-card: #ffffff;
  --bg-hover: #e8e8ec;
  --text: #1d1d1f;
  --text-muted: #6e6e73;
  --accent: #6c63ff;
  --accent-hover: #5b52e0;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --border: #d2d2d7;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.container-narrow {
  max-width: 600px;
  margin: 0 auto;
  padding: 24px;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}

.header h1 {
  font-size: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

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

.card h2, .card h3 {
  font-size: 18px;
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-decoration: none;
}

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

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

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

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

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

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
}

/* Forms */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
}

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

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

/* Categories */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.category-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  transition: all 0.2s;
  cursor: pointer;
}

.category-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.category-card.has-submission {
  border-color: var(--success);
}

.category-card .emoji {
  font-size: 32px;
  margin-bottom: 12px;
}

.category-card h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.category-card p {
  font-size: 13px;
  color: var(--text-muted);
}

.category-card .status {
  margin-top: 12px;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 4px;
  display: inline-block;
}

.category-card .status.submitted {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
}

.category-card .status.empty {
  background: rgba(110, 110, 115, 0.15);
  color: var(--text-muted);
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid var(--border);
}

th {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
}

tr:hover {
  background: var(--bg-hover);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}

.badge-success { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-info { background: rgba(108, 99, 255, 0.15); color: var(--accent); }

/* Ranking */
.ranking-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  background: var(--bg);
  border-radius: 8px;
  margin-bottom: 12px;
}

.ranking-item .rank {
  font-size: 24px;
  font-weight: 700;
  width: 40px;
  text-align: center;
  color: var(--accent);
}

.ranking-item .rank.gold { color: #d4a400; }
.ranking-item .rank.silver { color: #8a8a8a; }
.ranking-item .rank.bronze { color: #b87333; }

.ranking-item .details {
  flex: 1;
}

.ranking-item .team-name {
  font-weight: 600;
  margin-bottom: 4px;
}

.ranking-item .title {
  color: var(--text-muted);
  font-size: 14px;
}

.ranking-item .scores {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.ranking-item .score {
  font-size: 12px;
  color: var(--text-muted);
}

.ranking-item .score span {
  font-weight: 600;
  color: var(--text);
}

.ranking-item .feedback {
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-muted);
  font-style: italic;
}

.ranking-item .total-score {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
}

/* Files */
.file-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.file-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg);
  border-radius: 6px;
  font-size: 13px;
}

.file-item .remove {
  cursor: pointer;
  color: var(--danger);
  font-size: 16px;
}

/* Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border-radius: 12px;
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

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

.modal-header h2 {
  font-size: 18px;
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* Hero */
.hero {
  text-align: center;
  padding: 60px 20px;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 16px;
}

.hero p {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

/* Alert */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
}

.alert-error {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-success {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.tab {
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

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

.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.tab-content {
  display: none;
}

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

/* Members list */
.members-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.member-tag {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: var(--bg);
  border-radius: 6px;
  font-size: 13px;
}

.member-tag .remove {
  cursor: pointer;
  color: var(--text-muted);
}

.member-tag .remove:hover {
  color: var(--danger);
}

/* Theme toggle */
.theme-toggle {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 16px;
}

/* Responsive */
@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .header {
    flex-direction: column;
    gap: 12px;
  }
  
  .hero h1 {
    font-size: 32px;
  }
}