/* Unofficial Transformers Guide — Phase 2 frontend
   Vanilla CSS, theme via [data-theme] variables. Brand accents:
   Autobot red / Decepticon purple / silver. */

:root,
[data-theme="light"] {
  --bg: #f2f3f6;
  --surface: #ffffff;
  --surface-2: #e9ebf0;
  --text: #1c1f26;
  --text-dim: #5a6070;
  --border: #d3d7e0;
  --red: #c93327;
  --red-dark: #a02c22;
  --purple: #6d28a8;
  --purple-dark: #53207e;
  --silver: #c0c4cc;
  --accent: var(--red);
  --accent-contrast: #ffffff;
  --link: #8f1f16;
  --ok: #1e7d32;
  --warn-bg: #fdf3e3;
  --error: #b3261e;
  --header-bg: #23262e;
  --header-text: #f2f3f6;
  --shadow: 0 1px 3px rgba(20, 22, 30, 0.14);
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #14151a;
  --surface: #1e2027;
  --surface-2: #282b34;
  --text: #eceef3;
  --text-dim: #a6abb9;
  --border: #3a3e4a;
  --red: #e5534a;
  --red-dark: #c93327;
  --purple: #a678e8;
  --purple-dark: #8b5cc7;
  --silver: #9aa0ac;
  --accent: var(--red);
  --accent-contrast: #ffffff;
  --link: #ff9d94;
  --ok: #7bc47f;
  --warn-bg: #3a2f1c;
  --error: #ff8a80;
  --header-bg: #0f1013;
  --header-text: #f2f3f6;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.45;
}

a { color: var(--link); }
a:hover { text-decoration: underline; }

img { max-width: 100%; }

/* ---------- slim pinned header ---------- */

#site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--header-bg);
  color: var(--header-text);
  border-bottom: 3px solid var(--red);
  box-shadow: var(--shadow);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6px 12px;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  color: var(--header-text);
  min-width: 0;
}
.brand:hover { text-decoration: none; }
.brand-emblem { display: inline-flex; flex: 0 0 auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-title {
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.98rem;
  white-space: nowrap;
}
.brand-sub { font-size: 0.72rem; color: var(--silver); letter-spacing: 0.04em; }

.main-nav { display: flex; gap: 2px; flex-wrap: wrap; }
.main-nav a {
  color: var(--header-text);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 0.92rem;
  font-weight: 600;
}
.main-nav a:hover { background: rgba(255, 255, 255, 0.12); text-decoration: none; }
.main-nav a.active { background: var(--red); color: #fff; }

.header-tools {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.header-tools .user-email { font-size: 0.85rem; color: var(--silver); max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#site-header .btn { border-color: var(--silver); }

/* ---------- layout ---------- */

#view {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 12px 40px;
  outline: none;
}

#site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  text-align: center;
  padding: 18px 12px 28px;
  font-size: 0.88rem;
}
#site-footer p { margin: 2px 0; }

h1.page-title { font-size: 1.5rem; margin: 4px 0 12px; letter-spacing: 0.02em; }
h2.section-title {
  font-size: 1.12rem;
  margin: 26px 0 10px;
  padding-bottom: 4px;
  border-bottom: 2px solid var(--purple);
}
h3.sub-title { font-size: 1rem; margin: 16px 0 8px; }

.muted { color: var(--text-dim); }
.small { font-size: 0.85rem; }
.error-text { color: var(--error); font-weight: 600; }
.ok-text { color: var(--ok); font-weight: 600; }
.notice {
  background: var(--warn-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  margin: 12px 0;
}
.loading, .empty { color: var(--text-dim); padding: 18px 4px; }

/* ---------- buttons & forms ---------- */

.btn {
  display: inline-block;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 7px 14px;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}
.btn:hover { filter: brightness(1.06); text-decoration: none; }
.btn:disabled { opacity: 0.55; cursor: default; }
.btn-primary { background: var(--red); border-color: var(--red-dark); color: #fff; }
.btn-purple { background: var(--purple); border-color: var(--purple-dark); color: #fff; }
.btn-small { padding: 4px 10px; font-size: 0.84rem; }
.btn-toggle.active { background: var(--purple); border-color: var(--purple-dark); color: #fff; }

input[type="text"], input[type="email"], input[type="password"],
input[type="number"], input[type="search"], select, textarea {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 7px 9px;
  font-size: 0.94rem;
  font-family: inherit;
}
textarea { width: 100%; min-height: 90px; }
input[type="number"] { width: 5.2em; }
input.money { width: 7em; }
label.field { display: block; margin: 10px 0; font-weight: 600; font-size: 0.92rem; }
label.field input, label.field select, label.field textarea { display: block; margin-top: 4px; font-weight: 400; width: 100%; }
label.field input[type="checkbox"] { display: inline-block; width: auto; margin: 0 6px 0 0; }
.req { color: var(--red); font-weight: 800; }
.checkline { display: flex; align-items: center; gap: 7px; font-weight: 600; font-size: 0.92rem; margin: 8px 0; }
.checkline input { width: 17px; height: 17px; }

.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  margin: 14px 0;
  box-shadow: var(--shadow);
}

/* ---------- stat strip ---------- */

.stat-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 16px;
}
.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--silver);
  border-radius: 8px;
  padding: 7px 14px;
  min-width: 104px;
  box-shadow: var(--shadow);
}
.stat.red { border-top-color: var(--red); }
.stat.purple { border-top-color: var(--purple); }
.stat .stat-value { display: block; font-size: 1.18rem; font-weight: 800; }
.stat .stat-label { display: block; font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-dim); }

/* ---------- catalog ---------- */

.catalog-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-end;
  margin-bottom: 6px;
}
.catalog-controls .control { display: flex; flex-direction: column; gap: 3px; }
.catalog-controls label { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-dim); }
.catalog-controls .grow { flex: 1 1 220px; }
.catalog-controls .grow input { width: 100%; }
.barcode-form { display: flex; gap: 6px; }
.barcode-form input { width: 11em; }

.tile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 12px;
  margin-top: 12px;
}
.tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 4px solid var(--silver);
  border-radius: 10px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}
.tile:hover { text-decoration: none; border-color: var(--purple); }
.tile-photo {
  aspect-ratio: 1 / 1;
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.tile-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.no-photo {
  color: var(--text-dim);
  font-size: 0.86rem;
  font-style: italic;
  text-align: center;
  padding: 12px;
}
.tile-body { padding: 9px 11px 11px; display: flex; flex-direction: column; gap: 2px; }
.tile-name { font-weight: 700; font-size: 0.97rem; }
.tile-meta { font-size: 0.82rem; color: var(--text-dim); }
.tile-variants { font-size: 0.8rem; color: var(--purple); font-weight: 700; margin-top: 3px; }
[data-theme="dark"] .tile-variants { color: var(--purple); }

.load-more-wrap { text-align: center; margin: 20px 0 4px; }

/* ---------- figure view ---------- */

.back-link { display: inline-block; margin-bottom: 6px; font-weight: 600; }
.figure-head h1 { margin: 2px 0 6px; font-size: 1.65rem; }
.meta-list { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 8px 0; }
.meta-list div { font-size: 0.94rem; }
.meta-list dt { display: inline; font-weight: 700; color: var(--text-dim); }
.meta-list dd { display: inline; margin: 0; }
.voice-line { font-size: 0.98rem; margin: 6px 0; }
.voice-line strong { color: var(--purple); }
.barcode-list { font-family: ui-monospace, Consolas, monospace; font-size: 0.9rem; }
.notes { white-space: pre-wrap; max-width: 75ch; }

.photo-strip { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.photo-strip a { display: block; width: 110px; height: 110px; border-radius: 8px; overflow: hidden; border: 1px solid var(--border); }
.photo-strip img { width: 100%; height: 100%; object-fit: cover; display: block; }
.upload-form { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 8px 0; }

.variant-card, .release-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--purple);
  border-radius: 10px;
  padding: 12px 14px;
  margin: 10px 0;
  box-shadow: var(--shadow);
}
.variant-top { display: flex; gap: 14px; flex-wrap: wrap; }
.variant-photo {
  width: 130px; height: 130px; flex: 0 0 auto;
  background: var(--surface-2); border-radius: 8px;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
  border: 1px solid var(--border);
}
.variant-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.variant-main { flex: 1 1 260px; min-width: 220px; }
.variant-name { font-weight: 700; font-size: 1.02rem; }
.variant-meta { color: var(--text-dim); font-size: 0.87rem; margin: 2px 0; }
.variant-look { font-size: 0.92rem; margin: 5px 0; }
.variant-controls {
  display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center;
  border-top: 1px dashed var(--border); padding-top: 9px; margin-top: 9px;
}
.saved-note { font-size: 0.84rem; min-height: 1em; }

.accessory-list { list-style: none; margin: 8px 0; padding: 0; }
.accessory-list li {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  padding: 7px 10px; border: 1px solid var(--border); border-radius: 8px;
  margin: 6px 0; background: var(--surface);
}
.accessory-name { flex: 1 1 200px; font-weight: 600; }
.accessory-state { font-size: 0.84rem; font-weight: 700; }
.accessory-state.have { color: var(--ok); }
.accessory-state.need { color: var(--error); }

.collection-grid { display: flex; flex-wrap: wrap; gap: 14px 22px; align-items: flex-end; }
.collection-grid .field { margin: 4px 0; }

/* ---------- collection view ---------- */

table.rows { width: 100%; border-collapse: collapse; margin: 8px 0 4px; }
table.rows th, table.rows td {
  text-align: left; padding: 7px 9px; border-bottom: 1px solid var(--border);
  font-size: 0.93rem; vertical-align: top;
}
table.rows th { color: var(--text-dim); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; }
table.rows td.num, table.rows th.num { text-align: right; white-space: nowrap; }
.parts-group { margin: 10px 0; }
.parts-group .parts-figure { font-weight: 700; }
.parts-group ul { margin: 4px 0 8px; }
.backup-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

/* ---------- releases ---------- */

.release-card { border-left-color: var(--red); }
.release-date { font-weight: 800; color: var(--red); font-size: 0.9rem; }
.release-label { font-weight: 700; font-size: 1.02rem; }
.release-detail { color: var(--text-dim); font-size: 0.92rem; margin-top: 2px; }

/* ---------- login / add forms ---------- */

.narrow { max-width: 560px; }
.form-error {
  display: none;
  background: var(--warn-bg); border: 1px solid var(--error); color: var(--error);
  border-radius: 8px; padding: 9px 12px; margin: 10px 0; font-weight: 600;
}
.form-error.show { display: block; }
.mode-toggle { margin: 10px 0; font-size: 0.92rem; }

/* ---------- small screens ---------- */

@media (max-width: 640px) {
  .brand-title { font-size: 0.84rem; white-space: normal; }
  .brand-sub { display: none; }
  .header-inner { gap: 8px; }
  .tile-grid { grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); }
  .variant-photo { width: 100px; height: 100px; }
  table.rows th:nth-child(2), table.rows td:nth-child(2) { display: none; } /* era column */
}