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

:root {
  --bg: #0d1117;
  --surface: #161b22;
  --border: #30363d;
  --accent: #58a6ff;
  --accent2: #3fb950;
  --danger: #f85149;
  --text: #e6edf3;
  --muted: #8b949e;
}

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

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

nav { display: flex; gap: 16px; margin-left: auto; }
nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 6px 12px;
  border-radius: 6px;
  transition: all 0.15s;
}
nav a:hover { color: var(--text); background: var(--border); }
nav a.active { color: var(--accent); }

main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 24px;
}

.page-title {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}
.btn-primary { background: var(--accent); color: #000; border-color: var(--accent); }
.btn-primary:hover { background: #79c0ff; }
.btn-success { background: var(--accent2); color: #000; }
.btn-success:hover { background: #56d364; }
.btn-danger { background: transparent; color: var(--danger); border-color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-ghost { background: transparent; color: var(--muted); border-color: var(--border); }
.btn-ghost:hover { color: var(--text); border-color: var(--text); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Events grid */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.event-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  color: var(--text);
  display: block;
}
.event-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.event-card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.event-card .date { color: var(--muted); font-size: 0.85rem; margin-bottom: 8px; }
.event-card .desc { color: var(--muted); font-size: 0.875rem; line-height: 1.5; }
.event-card .badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 20px;
  margin-top: 12px;
}
.badge-open { background: rgba(63,185,80,0.15); color: var(--accent2); }
.badge-closed { background: rgba(248,81,73,0.1); color: var(--danger); }

/* Gallery grid */
.gallery-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.media-thumb {
  aspect-ratio: 1;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  background: var(--surface);
  border: 1px solid var(--border);
  transition: transform 0.15s;
  position: relative;
}
.media-thumb:hover { transform: scale(1.06); border-color: var(--accent); box-shadow: 0 8px 24px rgba(88,166,255,0.25); }
.media-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
  -webkit-user-select: none;
  user-select: none;
}
.media-thumb .video-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  pointer-events: none;
  text-shadow: 0 0 10px rgba(0,0,0,0.8);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.lightbox-inner {
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
}
.lightbox img, .lightbox video {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: 8px;
  object-fit: contain;
}
.lightbox-close {
  position: fixed;
  top: 16px;
  right: 20px;
  background: rgba(255,255,255,0.1);
  border: none;
  color: #fff;
  font-size: 1.5rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-close:hover { background: rgba(255,255,255,0.2); }
.lightbox-nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.1);
  border: none;
  color: #fff;
  font-size: 1.5rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.2); }
.lightbox-prev { left: 12px; }
.lightbox-next { right: 12px; }

/* Upload page */
.upload-container { max-width: 640px; margin: 0 auto; }
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 48px 24px;
  text-align: center;
  transition: all 0.2s;
  cursor: pointer;
  margin: 20px 0;
}
.drop-zone.drag-over { border-color: var(--accent); background: rgba(88,166,255,0.05); }
.drop-zone input[type=file] { display: none; }
.drop-zone .icon { font-size: 3rem; margin-bottom: 12px; }
.drop-zone p { color: var(--muted); margin-bottom: 8px; }
.drop-zone small { color: var(--muted); font-size: 0.8rem; }

.file-preview {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 8px;
  margin: 16px 0;
}
.preview-item {
  aspect-ratio: 1;
  border-radius: 6px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
  position: relative;
}
.preview-item img { width: 100%; height: 100%; object-fit: cover; }
.preview-item .remove-file {
  position: absolute;
  top: 2px;
  right: 2px;
  background: rgba(0,0,0,0.7);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  font-size: 0.7rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 6px;
  font-weight: 500;
}
.form-group select, .form-group input, .form-group textarea {
  width: 100%;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.9rem;
}
.form-group select:focus, .form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}
textarea { min-height: 80px; resize: vertical; font-family: inherit; }

.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
  margin: 12px 0;
  display: none;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.3s;
  width: 0;
}

.alert {
  padding: 12px 16px;
  border-radius: 6px;
  margin: 12px 0;
  font-size: 0.875rem;
}
.alert-success { background: rgba(63,185,80,0.1); border: 1px solid rgba(63,185,80,0.3); color: var(--accent2); }
.alert-error { background: rgba(248,81,73,0.1); border: 1px solid rgba(248,81,73,0.3); color: var(--danger); }

/* Admin page */
.admin-container { max-width: 1200px; margin: 0 auto; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.tab {
  padding: 10px 16px;
  border: none;
  background: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.9rem;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s;
}
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab:hover { color: var(--text); }

.pending-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.pending-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.pending-card .thumb {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  background: var(--bg);
  display: block;
}
.pending-card .card-body { padding: 12px; }
.pending-card .filename {
  font-size: 0.8rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}
.pending-card .event-name {
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 10px;
}
.pending-card .actions { display: flex; gap: 6px; }
.pending-card .actions .btn { flex: 1; justify-content: center; padding: 6px; font-size: 0.8rem; }

.events-table {
  width: 100%;
  border-collapse: collapse;
}
.events-table th, .events-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
}
.events-table th { color: var(--muted); font-weight: 500; }
.events-table td:last-child { display: flex; gap: 6px; justify-content: flex-end; }

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  width: 100%;
  max-width: 480px;
}
.modal h3 { margin-bottom: 20px; }
.modal-footer { display: flex; gap: 8px; justify-content: flex-end; margin-top: 20px; }

.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--muted);
}
.empty-state .icon { font-size: 3rem; margin-bottom: 12px; }
.empty-state p { font-size: 0.9rem; }

.login-box {
  max-width: 360px;
  margin: 80px auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
}
.login-box h2 { margin-bottom: 24px; text-align: center; }

.status-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 20px;
}
.status-pending { background: rgba(210,153,34,0.15); color: #e3b341; }
.status-approved { background: rgba(63,185,80,0.15); color: var(--accent2); }
.status-rejected { background: rgba(248,81,73,0.1); color: var(--danger); }

/* Rejected card in gallery admin */
.rejected-card { opacity: 0.7; }
.rejected-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  font-weight: 900;
  color: var(--danger);
  background: rgba(248,81,73,0.18);
  pointer-events: none;
  text-shadow: 0 2px 12px rgba(0,0,0,0.7);
}

/* Selection mode */
.media-thumb.selected { outline: 3px solid var(--accent); outline-offset: -3px; }

.select-check {
  position: absolute;
  top: 8px; right: 8px;
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.7);
  background: rgba(0,0,0,0.45);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: white;
  pointer-events: none;
}
.media-thumb.selected .select-check {
  background: var(--accent);
  border-color: var(--accent);
}

/* Selection bar (fixed bottom) */
.selection-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: #1c2333;
  border-top: 1px solid var(--border);
  padding: 12px 24px;
  display: none;
  align-items: center;
  gap: 12px;
  z-index: 200;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.5);
}
.selection-bar span { color: var(--muted); font-size: 0.875rem; }

/* Lightbox download button */
.lb-download {
  position: fixed;
  bottom: 20px; right: 20px;
  background: rgba(0,0,0,0.6);
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  border-radius: 8px;
  padding: 8px 16px;
  cursor: pointer;
  font-size: 0.875rem;
  display: flex; align-items: center; gap: 6px;
  z-index: 1010;
  transition: background 0.15s;
}
.lb-download:hover { background: rgba(255,255,255,0.15); }

@media (max-width: 600px) {
  main { padding: 20px 16px; }
  .media-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); }
  .lightbox-nav { display: none; }
  .selection-bar { padding: 10px 14px; gap: 8px; }
}