:root {
  --bg: #f4f5f7;
  --bg-elevated: #ffffff;
  --text: #1a1c20;
  --text-muted: #5c6169;
  --border: #d9dce1;
  --accent: #3d5afe;
  --accent-text: #ffffff;
  --danger: #d64545;
}

:root[data-theme="dark"] {
  --bg: #16181d;
  --bg-elevated: #212429;
  --text: #e8e9eb;
  --text-muted: #9aa0a6;
  --border: #34383f;
  --accent: #5b7bff;
  --accent-text: #0c0e12;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --bg: #16181d;
    --bg-elevated: #212429;
    --text: #e8e9eb;
    --text-muted: #9aa0a6;
    --border: #34383f;
    --accent: #5b7bff;
    --accent-text: #0c0e12;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 14px;
}

a { color: inherit; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  font-size: 13px;
  text-decoration: none;
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 600; }
.btn-ghost { background: transparent; }
.btn-icon { padding: 6px 10px; font-size: 16px; }
.btn-disabled { opacity: 0.35; pointer-events: none; }
.btn-small { padding: 4px 10px; font-size: 12px; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 20px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}
.brand { font-weight: 700; text-decoration: none; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.topbar-user { color: var(--text-muted); }

main { padding: 20px; max-width: 1600px; margin: 0 auto; }

/* Login */
.login-wrap { display: flex; justify-content: center; padding-top: 10vh; }
.login-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.login-card label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--text-muted); }
.login-card input {
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}
.login-card .error { color: var(--danger); font-size: 13px; }

/* Grid page */
.grid-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.progress-pill {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 13px;
  color: var(--text-muted);
}
.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.event-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
}
.event-card:hover { border-color: var(--accent); }
.event-thumb { aspect-ratio: 4/3; background: var(--bg); overflow: hidden; }
.event-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.event-card-body { padding: 10px 12px; display: flex; flex-direction: column; gap: 4px; }
.event-card-body h3 { margin: 4px 0; font-size: 14px; line-height: 1.3; }
.event-meta { margin: 0; font-size: 12px; color: var(--text-muted); }

.status-badge { align-self: flex-start; font-size: 11px; padding: 2px 8px; border-radius: 999px; font-weight: 600; }
.status-reviewed { background: #2e8b57; color: white; }
.status-unreviewed { background: var(--border); color: var(--text-muted); }

/* Detail page */
.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  margin-bottom: 12px;
}
.toolbar-nav, .toolbar-actions { display: flex; align-items: center; gap: 8px; }
.event-id-pill { color: var(--text-muted); font-size: 12px; margin-left: 6px; }
.threshold-control { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-muted); }
.threshold-control input[type="number"] { width: 52px; padding: 3px; border-radius: 4px; border: 1px solid var(--border); background: var(--bg); color: var(--text); }
.status-toggle-reviewed { background: #2e8b57; color: white; border-color: #2e8b57; }
.status-toggle-unreviewed { background: var(--bg-elevated); }

.highlight-banner {
  background: #fff6d8;
  color: #4a3c00;
  border: 1px solid #e6cf6b;
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 12px;
  font-size: 13px;
}
:root[data-theme="dark"] .highlight-banner { background: #443e1f; color: #f2e6a8; border-color: #6b5c22; }

.split-container {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  height: 75vh;
  background: var(--bg-elevated);
}
.split-left { width: 30%; overflow-y: auto; padding: 16px; }
.split-right { flex: 1; min-width: 0; }
.split-right iframe { width: 100%; height: 100%; border: 0; background: white; }
.split-divider {
  width: 6px;
  cursor: col-resize;
  background: var(--border);
  flex-shrink: 0;
}
.split-divider:hover, .split-divider.dragging { background: var(--accent); }

.field-row { margin-bottom: 14px; }
.field-row.hidden-by-filter, .media-block.hidden-by-filter { display: none; }
.field-row label { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--text-muted); margin-bottom: 4px; }
.field-row input[type="text"], .field-row textarea, .field-row select {
  width: 100%;
  padding: 7px 9px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
}
.confidence-badge {
  color: #1a1c20;
  border-radius: 999px;
  padding: 1px 8px;
  font-size: 11px;
  font-weight: 600;
}

.list-field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 6px; }
.list-row { display: flex; gap: 6px; align-items: center; }
.list-row input { flex: 1; padding: 6px 8px; border-radius: 6px; border: 1px solid var(--border); background: var(--bg); color: var(--text); font-size: 13px; }
.list-row .list-remove-row { flex: 0 0 auto; }

.media-section { display: flex; gap: 20px; margin-top: 20px; flex-wrap: wrap; }
.media-block {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  flex: 1 1 260px;
}
.media-block-wide { flex: 2 1 480px; }
.media-block h3 { display: flex; align-items: center; gap: 8px; margin-top: 0; font-size: 14px; }
.main-photo-preview { max-width: 100%; max-height: 260px; border-radius: 8px; display: block; margin-bottom: 10px; }
.no-image { color: var(--text-muted); font-size: 13px; }
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; margin-bottom: 12px; }
.gallery-item { display: flex; flex-direction: column; gap: 4px; }
.gallery-item img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 6px; }