:root {
  color-scheme: light dark;
  --bg: #f6f7f9; --card: #ffffff; --text: #1a1d21; --muted: #5f6672;
  --line: #e2e5ea; --accent: #2457d6; --accent-text: #ffffff; --danger: #c1362b;
  --warn-bg: #fff6e5; --warn-border: #f0c36d; --warn-text: #7a5200;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111418; --card: #1b1f25; --text: #e8eaed; --muted: #9aa3af; --line: #2c323b; --accent: #6b93ff; --accent-text: #0b1020;
    --warn-bg: rgba(240, 180, 60, 0.12); --warn-border: #8a6a20; --warn-text: #f0c36d;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.45; }
header, main { max-width: 900px; margin: 0 auto; padding: 1rem; }
.header-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
#login-card { max-width: 900px; margin: 0 1rem 1rem; }
@media (min-width: 932px) { #login-card { margin: 0 auto 1rem; } }
#login-card .save-form { max-width: 320px; }
header p { color: var(--muted); margin: 0.25rem 0 0; }
h1 { margin: 0; font-size: 1.6rem; }
h2 { margin: 0 0 0.75rem; font-size: 1.1rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 1rem; margin-bottom: 1rem; }
.row { display: flex; align-items: center; gap: 0.5rem; }
.row[hidden] { display: none; }
.dropzone { display: flex; flex-direction: column; align-items: center; gap: 0.25rem; padding: 2rem 1rem; border: 2px dashed var(--line); border-radius: 10px; cursor: pointer; text-align: center; transition: border-color .15s, background .15s; }
.dropzone:hover, .dropzone.over { border-color: var(--accent); background: color-mix(in srgb, var(--accent) 6%, transparent); }
.dropzone span { color: var(--muted); font-size: 0.9rem; }
.paste { margin-top: 0.75rem; }
.paste summary { cursor: pointer; color: var(--muted); }
.paste form { display: flex; gap: 0.5rem; margin-top: 0.5rem; }
.paste .hint { color: var(--muted); font-size: 0.85rem; margin: 0.5rem 0 0; }
input[type="text"] { flex: 1; min-width: 0; padding: 0.55rem 0.7rem; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--text); font: inherit; }
button, a.download { padding: 0.5rem 0.9rem; border-radius: 8px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-text); font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-block; }
button[hidden] { display: none; }
button.ghost, a.download { background: transparent; color: var(--accent); }
button.danger { border-color: var(--danger); color: var(--danger); }
button:disabled { opacity: 0.6; cursor: default; }
.status { min-height: 1.2em; margin: 0.5rem 0 0; color: var(--muted); font-size: 0.9rem; }
.status.error { color: var(--danger); }
.result { display: grid; grid-template-columns: 180px 1fr; gap: 1rem; padding: 1rem 0; border-top: 1px solid var(--line); margin-top: 1rem; }
/* Grid/flex items default to a content-based minimum width, so without this a wide input or a
   two-column field row can push the whole card wider than its container instead of wrapping. */
.details, .item, .meta, .view, .save-form, .edit-form, .field-row, .field { min-width: 0; }
.preview svg, .thumb svg { width: 100%; height: auto; display: block; border-radius: 6px; }
.fields { display: grid; grid-template-columns: max-content 1fr; gap: 0.25rem 0.75rem; margin: 0 0 0.75rem; font-size: 0.92rem; }
.fields dt { color: var(--muted); }
.fields dd { margin: 0; font-variant-numeric: tabular-nums; word-break: break-all; }
.approx-warning { background: var(--warn-bg); border: 1px solid var(--warn-border); color: var(--warn-text); padding: 0.6rem 0.75rem; border-radius: 8px; font-size: 0.85rem; margin: 0 0 0.75rem; }
.save-form, .edit-form { display: flex; flex-direction: column; gap: 0.6rem; align-items: stretch; }
.save-form .field, .edit-form .field { display: flex; flex-direction: column; gap: 0.25rem; }
.save-form .field > span, .edit-form .field > span { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.02em; color: var(--muted); }
.save-form .field-row, .edit-form .field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; }
.save-form textarea, .edit-form textarea { font: inherit; padding: 0.55rem 0.7rem; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--text); resize: vertical; }
.save-form button { align-self: flex-start; }
.edit-form { margin-top: 0.5rem; }
.edit-form[hidden] { display: none; }
.edit-actions { display: flex; gap: 0.5rem; align-items: center; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 0.75rem; }
.item { display: flex; flex-direction: column; gap: 0.6rem; border: 1px solid var(--line); border-radius: 10px; padding: 0.75rem; }
.item .thumb { width: 128px; align-self: center; }
.meta { display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; font-size: 0.9rem; }
.meta .view { display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; }
.meta .view[hidden] { display: none; }
.meta .label:empty::before { content: "Untitled"; color: var(--muted); font-weight: 400; }
.meta code { font-size: 0.95rem; }
.meta .ids { color: var(--muted); }
.meta .vendor-name, .meta .model-name, .meta .area { color: var(--muted); }
.meta .vendor-name:empty, .meta .model-name:empty, .meta .area:empty, .meta .notes:empty { display: none; }
.meta .notes { margin: 0.1rem 0 0; font-size: 0.85rem; white-space: pre-wrap; overflow-wrap: anywhere; }
.approx-badge { display: inline-block; width: fit-content; background: var(--warn-bg); border: 1px solid var(--warn-border); color: var(--warn-text); padding: 0.1rem 0.5rem; border-radius: 999px; font-size: 0.75rem; }
.approx-badge[hidden] { display: none; }
@keyframes flash-bg { 0% { background: color-mix(in srgb, var(--accent) 20%, transparent); } 100% { background: transparent; } }
.item.flash { animation: flash-bg 1.6s ease-out; }
.actions { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.4rem; }
.actions button, .actions a { padding: 0.3rem 0.6rem; font-size: 0.85rem; }
@media (max-width: 600px) {
  .result { grid-template-columns: 1fr; }
  .preview { max-width: 220px; }
  .save-form .field-row, .edit-form .field-row { grid-template-columns: 1fr; }
}