:root {
  --bg: #0e1016;
  --panel: #171a22;
  --panel-2: #1e222d;
  --line: #2a2f3d;
  --text: #e7e9ef;
  --muted: #98a2b3;
  --primary: #5b8cff;
  --primary-d: #3f6ad6;
  --ok: #2ecc71;
  --warn: #f5a623;
  --err: #ff6b6b;
  --info: #46c3ff;
  --radius: 14px;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
[hidden] { display: none !important; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--primary); text-decoration: none; }
button { font-family: inherit; }

.btn { border: 1px solid var(--line); background: var(--panel-2); color: var(--text);
  padding: 9px 15px; border-radius: 9px; cursor: pointer; font-size: 14px; }
.btn:hover { border-color: var(--primary); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-d); }
.btn.ghost { background: transparent; }
.btn.small { padding: 6px 11px; font-size: 13px; }
.btn.danger { color: var(--err); border-color: #44323a; }
.btn.danger:hover { border-color: var(--err); }

.brand { font-weight: 700; font-size: 18px; }
.brand span { color: var(--primary); }
.brand.big { font-size: 22px; text-align: center; margin-bottom: 18px; }

/* Auth */
.auth { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.auth-card { width: 100%; max-width: 380px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.tab { flex: 1; background: transparent; border: 1px solid var(--line); color: var(--muted);
  padding: 9px; border-radius: 9px; cursor: pointer; }
.tab.active { color: #fff; border-color: var(--primary); background: var(--panel-2); }

.form { display: flex; flex-direction: column; gap: 12px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.form input, .form select, .form textarea {
  background: var(--bg); border: 1px solid var(--line); color: var(--text);
  padding: 10px; border-radius: 9px; font-size: 14px; }
.form input:focus, .form textarea:focus, .form select:focus { outline: none; border-color: var(--primary); }
.err { color: var(--err); font-size: 13px; min-height: 16px; margin: 0; }

/* Shell */
.shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar { background: var(--panel); border-right: 1px solid var(--line);
  padding: 20px 16px; display: flex; flex-direction: column; gap: 18px; position: sticky; top: 0; height: 100vh; }
.nav { display: flex; flex-direction: column; gap: 6px; flex: 1; }
.nav a { color: var(--muted); padding: 10px 12px; border-radius: 10px; font-size: 15px; }
.nav a:hover { background: var(--panel-2); color: var(--text); }
.nav a.active { background: var(--panel-2); color: #fff; border: 1px solid var(--line); }
.sidebar-foot { border-top: 1px solid var(--line); padding-top: 14px; display: flex; flex-direction: column; gap: 10px; }
.who { font-size: 13px; color: var(--muted); line-height: 1.4; }

.content { padding: 26px 30px; max-width: 1200px; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 22px; flex-wrap: wrap; }
.page-head h1 { margin: 0; font-size: 24px; }
.crumbs { color: var(--muted); font-size: 14px; margin-bottom: 8px; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.stat .n { font-size: 28px; font-weight: 700; }
.stat .l { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; margin-top: 4px; }
.stat.accent .n { color: var(--primary); }

/* Toolbar */
.toolbar { display: flex; gap: 12px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar input[type=search], .toolbar select {
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  padding: 9px 12px; border-radius: 9px; font-size: 14px; }
.toolbar input[type=search] { min-width: 220px; }
.spacer { flex: 1; }

/* Table */
.table { width: 100%; border-collapse: collapse; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.table th, .table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); font-size: 14px; }
.table th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; cursor: pointer; user-select: none; }
.table tbody tr:hover { background: var(--panel-2); }
.table tbody tr { cursor: pointer; }
.table .ref { font-weight: 600; }
.muted { color: var(--muted); }

/* Badges */
.badge { font-size: 12px; padding: 3px 11px; border-radius: 999px; border: 1px solid var(--line); white-space: nowrap; display: inline-block; }
.badge.pending { color: var(--muted); }
.badge.processing { color: var(--warn); border-color: var(--warn); }
.badge.done { color: var(--ok); border-color: var(--ok); }
.badge.failed { color: var(--err); border-color: var(--err); }
.badge.cancelled { color: var(--muted); border-style: dashed; }

/* Detail */
.grid2 { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; align-items: start; }
.section { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }
.section h2 { margin: 0 0 14px; font-size: 17px; }
.kv { display: grid; grid-template-columns: 140px 1fr; gap: 8px 14px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.row-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.inline { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

/* Quality cards */
.qgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; }
.qcard { border: 1px dashed var(--line); border-radius: 12px; padding: 14px; text-align: center; }
.qcard.has { border-style: solid; border-color: var(--ok); }
.qcard h3 { margin: 0 0 8px; text-transform: capitalize; font-size: 15px; }
.qcard .size { color: var(--muted); font-size: 12px; margin-bottom: 10px; }
.qcard .q-actions { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }

/* Scans */
.scan { border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin-top: 14px; background: var(--panel-2); }
.scan-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.scan-head h3 { margin: 0 0 4px; font-size: 16px; }
.add-scan { max-width: 560px; margin: 14px 0 4px; padding: 16px; border: 1px dashed var(--line); border-radius: 12px; }
.small { font-size: 12px; }

/* Viewer page */
.viewer-wrap { position: fixed; inset: 0; background: #000; z-index: 50; display: flex; flex-direction: column; }
.viewer-bar { display: flex; align-items: center; gap: 8px; padding: 10px 16px; background: var(--panel); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.viewer-bar .title { font-weight: 600; }
.viewer-bar .floors { display: inline-flex; gap: 6px; flex-wrap: wrap; padding-left: 8px; border-left: 1px solid var(--line); margin-left: 4px; }
.btn.disabled { opacity: .4; pointer-events: none; }
.viewer-frame { flex: 1; border: 0; width: 100%; }

.empty { color: var(--muted); text-align: center; padding: 50px; background: var(--panel); border: 1px dashed var(--line); border-radius: var(--radius); }

/* Toasts */
#toasts { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; gap: 8px; z-index: 80; }
.toast { background: var(--panel-2); border: 1px solid var(--line); padding: 11px 18px; border-radius: 10px; }
.toast.ok { border-color: var(--ok); }
.toast.err { border-color: var(--err); }
small { color: var(--muted); }

.share { display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.share label { display: inline-flex; align-items: center; gap: 6px; }
.share select { background: var(--panel-2); color: var(--text); border: 1px solid var(--line);
  border-radius: 6px; padding: 4px 6px; text-transform: capitalize; }
.share-link { flex: 1; min-width: 200px; background: var(--panel-2); border: 1px solid var(--line);
  color: var(--text); border-radius: 6px; padding: 6px 8px; font: 12px ui-monospace, monospace; }

@media (max-width: 760px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; }
  .nav { flex-direction: row; flex-wrap: wrap; }
  .grid2 { grid-template-columns: 1fr; }
}