:root {
  --bg: #f7f7f8;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --danger: #dc2626;
  --ok: #16a34a;
  --warn: #d97706;
  --shadow: 0 10px 24px rgba(15,23,42,0.06);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); }
a { color: var(--primary); }
.topbar { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,0.95); backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); padding: 14px 18px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.topbar h1 { font-size: 20px; margin: 0 0 2px; }
.muted { color: var(--muted); }
.tiny { font-size: 12px; }
.top-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.logout { display: inline-flex; align-items: center; border: 1px solid var(--border); background: #fff; color: var(--text); padding: 8px 10px; border-radius: 10px; text-decoration: none; }
.toolbar { padding: 12px 18px; display: grid; grid-template-columns: 1fr 170px 170px 140px; gap: 10px; background: #fff; border-bottom: 1px solid var(--border); }
input, textarea, select { width: 100%; border: 1px solid var(--border); background: #fff; color: var(--text); padding: 10px 11px; border-radius: 10px; font: inherit; }
textarea { resize: vertical; min-height: 72px; }
button { border: 0; border-radius: 10px; padding: 9px 12px; font: inherit; cursor: pointer; }
button:disabled { opacity: .55; cursor: not-allowed; }
.primary { background: var(--primary); color: #fff; }
.primary:hover { background: var(--primary-dark); }
.secondary { background: #eef2ff; color: #27378b; border: 1px solid #dbe3ff; }
.ghost { background: #fff; border: 1px solid var(--border); color: var(--text); }
.danger { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }
.full { width: 100%; margin-top: 16px; }
.stats { padding: 12px 18px 0; display: flex; flex-wrap: wrap; gap: 8px; }
.stat { background: #fff; border: 1px solid var(--border); border-radius: 999px; padding: 6px 10px; font-size: 13px; }
.app { padding: 16px 18px 42px; max-width: 1280px; margin: auto; }
.group { margin: 0 0 18px; border: 1px solid var(--border); border-radius: 16px; background: #fff; overflow: hidden; box-shadow: var(--shadow); }
.group-header { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 12px; background: #fbfbfc; border-bottom: 1px solid var(--border); }
.group-title { display: flex; align-items: center; gap: 9px; min-width: 0; }
.group-title h2 { margin: 0; font-size: 18px; }
.group-count { color: var(--muted); font-size: 13px; white-space: nowrap; }
.group-actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.icon-btn { padding: 6px 8px; min-width: 32px; background: #fff; border: 1px solid var(--border); }
.items { padding: 12px; display: grid; gap: 12px; }
.item-card { border: 1px solid var(--border); border-radius: 14px; background: var(--card); padding: 12px; }
.item-card.high { border-left: 5px solid #ef4444; }
.item-card.medium { border-left: 5px solid #f59e0b; }
.item-card.low { border-left: 5px solid #10b981; }
.item-head { display: grid; grid-template-columns: 1fr 170px 136px; gap: 10px; align-items: start; }
.item-title-input { font-weight: 700; font-size: 16px; padding: 8px 10px; }
.status { font-weight: 600; }
.status.good { background: #ecfdf5; border-color: #bbf7d0; color: #166534; }
.status.issue, .status.not_operating { background: #fef2f2; border-color: #fecaca; color: #991b1b; }
.status.incomplete, .status.not_accessible { background: #fffbeb; border-color: #fde68a; color: #92400e; }
.status.not_checked { background: #f9fafb; color: #4b5563; }
.item-meta { display: grid; grid-template-columns: 140px 150px 1fr; gap: 10px; margin-top: 10px; }
.item-details { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
.item-details label, .notes label { display: block; font-size: 12px; font-weight: 700; color: #475569; margin: 0 0 5px; text-transform: uppercase; letter-spacing: .02em; }
.notes { margin-top: 10px; }
.photo-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.photo-box { border: 1px dashed #cbd5e1; border-radius: 12px; padding: 10px; background: #f8fafc; }
.photo-box h4 { margin: 0 0 8px; font-size: 13px; color: #475569; }
.photo-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.thumbs { display: flex; flex-wrap: wrap; gap: 8px; }
.thumb { width: 72px; height: 72px; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; position: relative; background: #fff; }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.thumb a { display: block; width: 100%; height: 100%; }
.thumb button { position: absolute; right: 2px; top: 2px; padding: 1px 5px; border-radius: 999px; background: rgba(220,38,38,.9); color: #fff; font-size: 12px; }
.card-actions { display: flex; justify-content: space-between; gap: 8px; margin-top: 10px; align-items: center; flex-wrap: wrap; }
.saved { font-size: 12px; color: var(--muted); }
.hidden, .hidden-file { display: none !important; }
.paste-notice { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); z-index: 30; background: #111827; color: #fff; padding: 10px 14px; border-radius: 999px; box-shadow: var(--shadow); font-size: 14px; }
.alert { padding: 10px; border-radius: 10px; margin: 10px 0; }
.alert.error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.login-body { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { background: #fff; border: 1px solid var(--border); border-radius: 18px; box-shadow: var(--shadow); padding: 24px; width: min(420px, 100%); }
.login-card h1 { margin-top: 0; }
.login-card label { display: block; margin: 12px 0 6px; font-weight: 700; }
dialog { border: 1px solid var(--border); border-radius: 18px; box-shadow: 0 26px 80px rgba(0,0,0,.25); max-width: 860px; width: calc(100% - 24px); }
dialog::backdrop { background: rgba(15,23,42,.45); }
.dialog-head, .dialog-actions { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.summary-dialog textarea { min-height: 360px; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; font-size: 13px; }
.empty { text-align: center; padding: 26px; color: var(--muted); }
@media (max-width: 860px) {
  .topbar { align-items: flex-start; flex-direction: column; }
  .toolbar { grid-template-columns: 1fr; }
  .item-head, .item-meta, .item-details, .photo-row { grid-template-columns: 1fr; }
  .group-header { align-items: flex-start; flex-direction: column; }
  .group-actions { justify-content: flex-start; }
  .app { padding: 12px; }
}
@media print {
  .topbar, .toolbar, .stats, .app, .dialog-actions, .icon-btn { display: none !important; }
  dialog { display: block !important; border: 0; box-shadow: none; max-width: 100%; width: 100%; }
  .summary-dialog textarea { border: 0; min-height: auto; }
}