/* ==========================================================================
   scanner.css — Camera + image scanning UI (guide §7.13, §10.8).
   ========================================================================== */

.scanner { display: grid; grid-template-columns: 1fr 380px; gap: 24px; align-items: start; margin-top: 8px; }
.scanner .panel { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 20px; }

.scan-stage {
  position: relative; background: #000; border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 4 / 3; display: grid; place-items: center;
}
.scan-stage video { width: 100%; height: 100%; object-fit: cover; display: none; }
.scan-stage.is-live video { display: block; }
.scan-stage .scan-placeholder { color: #cbd5e1; text-align: center; padding: 24px; font-size: .92rem; }
.scan-stage .scan-placeholder svg { width: 46px; height: 46px; opacity: .7; }
.scan-frame {
  position: absolute; inset: 18% 22%; border: 3px solid rgba(255,255,255,.85);
  border-radius: 14px; box-shadow: 0 0 0 100vmax rgba(0,0,0,.25); pointer-events: none; display: none;
}
.scan-stage.is-live .scan-frame { display: block; }

.scan-controls { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.camera-select { margin-top: 12px; }
.camera-select select { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface-2); color: var(--text); }

.drop-zone {
  margin-top: 16px; border: 2px dashed var(--border); border-radius: var(--radius); padding: 26px;
  text-align: center; color: var(--muted); cursor: pointer; background: var(--surface-2);
}
.drop-zone.dragover { border-color: var(--primary); background: color-mix(in srgb, var(--primary) 8%, transparent); }
.drop-zone svg { width: 30px; height: 30px; color: var(--muted); }

.scan-result { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 20px; }
.scan-result .result-empty { color: var(--muted); font-size: .9rem; }
.result-meta { font-size: .85rem; color: var(--muted); margin: 8px 0; }
.result-meta div { display: flex; gap: 8px; padding: 3px 0; }
.result-meta b { color: var(--text); font-weight: 600; min-width: 76px; }
.result-value { font-family: var(--mono); font-size: .85rem; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 10px; word-break: break-all; margin: 10px 0; }
.result-danger { background: var(--error-bg); border: 1px solid color-mix(in srgb, var(--error) 40%, transparent); color: var(--text); padding: 10px 12px; border-radius: var(--radius-sm); font-size: .88rem; margin: 10px 0; }

@media (max-width: 860px) {
  .scanner { grid-template-columns: 1fr; }
}