/* Frame Index — mobile-first. Desktop layout kicks in at 900px. */

/* ------------------------------------------------------------------ tokens */
:root {
  color-scheme: dark;
  --bg: #0b0e13;
  --surface: #131820;
  --surface-2: #1a212b;
  --surface-3: #232d3b;
  --line: #263040;
  --line-strong: #364459;
  --text: #e8edf4;
  --muted: #8e9aac;
  --accent: #f2b705;
  --accent-ink: #17120a;
  --accent-text: #f2b705;
  --danger: #ff6b6b;
  --danger-ink: #1a0707;

  --gundam: #4c8dff;
  --chinese: #ff5a5f;
  --other: #38c6b0;
  --st-wishlist: #b48cff;
  --st-backlog: #f2b705;
  --st-building: #4c8dff;
  --st-built: #3ccf91;

  --radius: 12px;
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
  --font-ui: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-display: 'Bahnschrift', 'DIN Alternate', 'Roboto Condensed', 'Arial Narrow', var(--font-ui);
  --font-mono: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  --tabbar-h: 60px;
}

:root[data-theme='light'] {
  color-scheme: light;
  --bg: #f3f5f8;
  --surface: #ffffff;
  --surface-2: #eef1f5;
  --surface-3: #e2e7ee;
  --line: #d9dfe8;
  --line-strong: #bcc6d4;
  --text: #121923;
  --muted: #566275;
  --accent-text: #7a5800;
  --danger: #c62828;
  --danger-ink: #ffffff;
  --gundam: #2f6fe0;
  --chinese: #d93a40;
  --other: #13917e;
  --st-wishlist: #7d54d6;
  --st-backlog: #a87a00;
  --st-building: #2f6fe0;
  --st-built: #178a5a;
  --shadow: 0 12px 32px rgba(20, 30, 50, 0.16);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme='dark']) {
    color-scheme: light;
    --bg: #f3f5f8;
    --surface: #ffffff;
    --surface-2: #eef1f5;
    --surface-3: #e2e7ee;
    --line: #d9dfe8;
    --line-strong: #bcc6d4;
    --text: #121923;
    --muted: #566275;
    --accent-text: #7a5800;
    --danger: #c62828;
    --danger-ink: #ffffff;
  --danger-ink: #ffffff;
    --gundam: #2f6fe0;
    --chinese: #d93a40;
    --other: #13917e;
    --st-wishlist: #7d54d6;
    --st-backlog: #a87a00;
    --st-building: #2f6fe0;
    --st-built: #178a5a;
    --shadow: 0 12px 32px rgba(20, 30, 50, 0.16);
  }
}

[data-type='gundam'] { --type-color: var(--gundam); }
[data-type='chinese'] { --type-color: var(--chinese); }
[data-type='other'] { --type-color: var(--other); }

/* ------------------------------------------------------------------ base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 16px; }
html.sheet-open { overflow: hidden; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 var(--font-ui);
  -webkit-tap-highlight-color: transparent;
}
h1, h2, h3, p, ul, dl, dd, figure { margin: 0; }
ul { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.icon { width: 20px; height: 20px; flex: none; }
.muted { color: var(--muted); }
.sr-only {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.boot { padding: 40px 16px; color: var(--muted); text-align: center; }
.skip {
  position: fixed; left: 12px; top: -60px; z-index: 100; padding: 10px 14px; border-radius: 8px;
  background: var(--accent); color: var(--accent-ink); font-weight: 700;
}
.skip:focus { top: 12px; }

/* ------------------------------------------------------------------ shell */
.shell { min-height: 100dvh; }
.sidebar { display: none; }
.content {
  max-width: 1240px;
  margin: 0 auto;
  padding: calc(18px + env(safe-area-inset-top)) 16px calc(var(--tabbar-h) + 96px + env(safe-area-inset-bottom));
  outline: none;
}

.tabbar {
  position: fixed; inset: auto 0 0 0; z-index: 20;
  display: grid; grid-template-columns: repeat(4, 1fr);
  padding-bottom: env(safe-area-inset-bottom);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-top: 1px solid var(--line);
}
.tab {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  min-height: var(--tabbar-h); font-size: 11px; font-weight: 600; letter-spacing: 0.05em; color: var(--muted);
}
.tab[aria-current='page'] { color: var(--accent-text); }
.tab[aria-current='page']::before {
  content: ''; position: absolute; top: 0; left: 28%; right: 28%; height: 3px; border-radius: 0 0 3px 3px; background: var(--accent);
}

.fab {
  position: fixed; z-index: 19; right: 16px; bottom: calc(var(--tabbar-h) + 16px + env(safe-area-inset-bottom));
  width: 56px; height: 56px; display: grid; place-items: center; border-radius: 16px;
  background: var(--accent); color: var(--accent-ink); box-shadow: var(--shadow);
}
.fab .icon { width: 26px; height: 26px; stroke-width: 2.2; }

@media (max-width: 899px) { .hide-mobile { display: none !important; } }
.fab--mini {
  right: 24px; bottom: calc(var(--tabbar-h) + 16px + 56px + 12px + env(safe-area-inset-bottom));
  width: 48px; height: 48px; border-radius: 14px; background: var(--surface-3); color: var(--text); border: 1px solid var(--line-strong);
}
.fab--mini .icon { width: 22px; height: 22px; stroke-width: 2; }

@media (min-width: 900px) {
  .shell { display: grid; grid-template-columns: 264px minmax(0, 1fr); }
  .tabbar, .fab { display: none; }
  .sidebar {
    position: sticky; top: 0; height: 100dvh; overflow-y: auto;
    display: flex; flex-direction: column; gap: 18px; padding: 22px 16px;
    background: var(--surface); border-right: 1px solid var(--line);
  }
  .content { width: 100%; padding: 36px 44px 72px; }
}

.brand { display: flex; align-items: center; gap: 10px; padding: 0 6px; }
.brand img { border-radius: 9px; }
.brand__name { font: 500 21px/1 var(--font-display); letter-spacing: 0.14em; text-transform: uppercase; }
.brand__name b { display: block; margin-top: 3px; font-weight: 800; color: var(--accent-text); letter-spacing: 0.34em; font-size: 13px; }
.side-nav { display: grid; gap: 2px; }
.side-link {
  display: flex; align-items: center; gap: 12px; width: 100%; padding: 9px 10px; border: 0; border-radius: 9px;
  background: none; color: var(--muted); font-weight: 600; text-align: left; min-height: 40px;
}
.side-link:hover { background: var(--surface-2); color: var(--text); }
.side-link[aria-current='page'] { background: var(--surface-2); color: var(--text); box-shadow: inset 3px 0 0 var(--accent); }
.side-link small { margin-left: auto; font: 12px var(--font-mono); color: var(--muted); }
.side-link span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.side-section { display: grid; gap: 4px; }
.side-heading { padding: 0 10px 4px; font: 700 11px var(--font-display); letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
.side-link--add { color: var(--muted); font-weight: 500; }
.side-foot { margin-top: auto; padding: 0 10px; font-size: 12px; color: var(--muted); }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 3px; background: var(--muted); flex: none; }
.dot--coll { background: var(--coll); }
.dot--wishlist { background: var(--st-wishlist); }
.dot--backlog { background: var(--st-backlog); }
.dot--building { background: var(--st-building); }
.dot--built { background: var(--st-built); }

/* ------------------------------------------------------------------ page header */
.page-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px 16px; margin-bottom: 18px; }
.page-title { font: 800 30px/1.05 var(--font-display); letter-spacing: 0.04em; text-transform: uppercase; overflow-wrap: anywhere; }
.page-sub { margin-top: 6px; color: var(--muted); }
.page-head__actions { display: flex; gap: 8px; flex-wrap: wrap; }
.crumb { display: inline-flex; align-items: center; gap: 6px; margin-bottom: 8px; color: var(--muted); font-weight: 600; font-size: 13px; }
.crumb:hover { color: var(--text); }
@media (max-width: 899px) {
  .page-head .page-head__actions > .btn--primary:not(.keep-mobile) { display: none; } /* the FAB covers "Add kit" */
}
@media (min-width: 900px) { .page-title { font-size: 38px; } }

/* ------------------------------------------------------------------ buttons & inputs */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 42px; padding: 0 16px;
  border: 1px solid var(--line-strong); border-radius: 10px; background: var(--surface-2); color: var(--text);
  font-weight: 700; font-size: 14px; white-space: nowrap; user-select: none;
}
.btn:hover { background: var(--surface-3); }
.btn:disabled { opacity: 0.55; cursor: progress; }
.btn--primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn--primary:hover { background: color-mix(in srgb, var(--accent) 88%, white); }
.btn--danger { background: var(--danger); border-color: var(--danger); color: var(--danger-ink); }
.btn--danger:hover { background: color-mix(in srgb, var(--danger) 88%, white); }
.btn--danger-ghost { color: var(--danger); }
.btn--ghost { background: none; border-color: transparent; color: var(--muted); }
.btn--sm { min-height: 36px; padding: 0 12px; font-size: 13px; }
.btn--block { width: 100%; }
summary.btn { list-style: none; cursor: pointer; }
summary.btn::-webkit-details-marker { display: none; }

.icon-btn {
  position: relative; display: inline-grid; place-items: center; width: 42px; height: 42px; flex: none;
  border: 1px solid transparent; border-radius: 10px; background: none; color: var(--muted);
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }
.icon-btn[aria-pressed='true'] { background: var(--surface-3); color: var(--accent-text); }
.icon-btn--danger:hover { color: var(--danger); }
.icon-btn--sm { width: 32px; height: 32px; border-radius: 8px; background: color-mix(in srgb, var(--bg) 78%, transparent); color: var(--text); }

.input {
  width: 100%; min-width: 0; max-width: 100%; min-height: 44px; padding: 10px 12px; border: 1px solid var(--line-strong); border-radius: 10px;
  background: var(--surface); color: var(--text); font-size: 16px; /* 16px stops iOS zooming on focus */
}
.input::placeholder { color: color-mix(in srgb, var(--muted) 75%, transparent); }
textarea.input { resize: vertical; min-height: 96px; }
input[type='date'].input { display: block; -webkit-appearance: none; appearance: none; }
select.input { appearance: none; padding-right: 34px;
  background: var(--surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238e9aac' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") right 10px center / 16px no-repeat; }
.input:focus-visible { outline-offset: 0; border-color: var(--accent); }

.field { display: grid; gap: 6px; align-content: start; min-width: 0; }
.field--wide { grid-column: 1 / -1; }
.field--inline { gap: 4px; }
.field label, .field__label, .range label { font-size: 13px; font-weight: 700; color: var(--muted); letter-spacing: 0.03em; }
.field__hint { font-size: 12px; color: var(--muted); }
.field__error { font-size: 13px; color: var(--danger); font-weight: 600; }
.input[aria-invalid='true'] { border-color: var(--danger); }
.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }

/* ------------------------------------------------------------------ segmented / chips */
.seg {
  display: flex; gap: 3px; padding: 3px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface);
  overflow-x: auto; scrollbar-width: none;
}
.seg::-webkit-scrollbar { display: none; }
.seg__opt { position: relative; flex: 1 0 auto; }
.seg--wide .seg__opt { flex: 1 1 0; }
.seg__opt input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; }
.seg__label {
  display: flex; align-items: center; justify-content: center; gap: 6px; min-height: 38px; padding: 0 12px;
  border-radius: 9px; color: var(--muted); font-weight: 700; font-size: 13px; white-space: nowrap;
}
.seg__opt:hover .seg__label { color: var(--text); }
.seg__opt:has(input:checked) .seg__label { background: var(--accent); color: var(--accent-ink); }
.seg__opt:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: 1px; border-radius: 9px; }
.seg__count { font: 600 11px var(--font-mono); opacity: 0.75; }
.seg__count:empty { display: none; }

.badge {
  --c: var(--muted);
  display: inline-flex; align-items: center; padding: 3px 9px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--c) 45%, transparent);
  background: color-mix(in srgb, var(--c) 18%, var(--surface)); color: color-mix(in srgb, var(--c) 70%, var(--text));
  font: 700 10.5px/1.3 var(--font-ui); letter-spacing: 0.08em; text-transform: uppercase; white-space: nowrap;
}
.badge--wishlist { --c: var(--st-wishlist); }
.badge--backlog { --c: var(--st-backlog); }
.badge--building { --c: var(--st-building); }
.badge--built { --c: var(--st-built); }

.chip {
  --c: var(--muted);
  display: inline-flex; align-items: center; gap: 6px; min-height: 28px; padding: 3px 10px; border-radius: 8px;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--muted); font-size: 12.5px; font-weight: 600;
}
.chip--gundam { --c: var(--gundam); } .chip--chinese { --c: var(--chinese); } .chip--other { --c: var(--other); }
.chip--gundam, .chip--chinese, .chip--other {
  border-color: color-mix(in srgb, var(--c) 45%, transparent); background: color-mix(in srgb, var(--c) 14%, var(--surface));
  color: color-mix(in srgb, var(--c) 70%, var(--text)); text-transform: uppercase; letter-spacing: 0.08em; font-size: 10.5px; font-weight: 700;
}
.chip--coll { border-color: color-mix(in srgb, var(--coll) 50%, transparent); background: color-mix(in srgb, var(--coll) 14%, var(--surface)); color: var(--text); }
.chip--coll::before { content: ''; width: 8px; height: 8px; border-radius: 2px; background: var(--coll); }
a.chip--tag:hover { color: var(--text); border-color: var(--muted); }
.chip__x { display: inline-grid; place-items: center; width: 20px; height: 20px; margin-right: -6px; padding: 0; border: 0; border-radius: 6px; background: none; color: var(--muted); }
.chip__x:hover { color: var(--danger); }
.chip__x .icon { width: 14px; height: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }

.pick {
  position: relative; display: inline-flex; align-items: center; gap: 8px; min-height: 38px; padding: 0 12px;
  border: 1px solid var(--line-strong); border-radius: 10px; background: var(--surface); color: var(--muted); font-weight: 600; font-size: 13.5px; cursor: pointer;
}
.pick input { position: absolute; inset: 0; margin: 0; opacity: 0; cursor: pointer; }
.pick::before { content: ''; width: 10px; height: 10px; border-radius: 3px; background: var(--coll); }
.pick:has(input:checked) { color: var(--text); border-color: var(--coll); background: color-mix(in srgb, var(--coll) 18%, var(--surface)); }
.pick:has(input:checked)::after { content: '✓'; font-weight: 800; }
.pick:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: 2px; }
.pick--add::before { display: none; }
.pick--add { border-style: dashed; }

/* ------------------------------------------------------------------ browser (search, filters, results) */
.browser__bar { display: grid; gap: 10px; }
.search { position: relative; }
.search .icon { position: absolute; left: 12px; top: 12px; color: var(--muted); pointer-events: none; }
.search__input { padding-left: 40px; }
.browser__tools { position: relative; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.sort { position: relative; flex: 1 1 150px; min-width: 0; }
.sort .icon { position: absolute; left: 11px; top: 12px; width: 18px; height: 18px; color: var(--muted); pointer-events: none; }
.sort select { padding-left: 38px; }
.view-toggle { display: flex; gap: 2px; padding: 2px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.filters__badge {
  display: inline-grid; place-items: center; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 9px;
  background: var(--accent); color: var(--accent-ink); font: 800 11px var(--font-ui);
}
.filters__body {
  position: absolute; z-index: 10; top: calc(100% + 8px); right: 0; display: grid; gap: 12px; width: min(300px, calc(100vw - 32px)); padding: 14px;
  border: 1px solid var(--line-strong); border-radius: 14px; background: var(--surface); box-shadow: var(--shadow);
}
@media (max-width: 480px) {
  /* Icon-only on phones so the sort menu keeps room; the span stays available to screen readers. */
  .filters__label {
    position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
  }
  .filters > summary { padding: 0 11px; }
}
.active-filters { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.active-filters:empty { display: none; }
.active-filters .chip { padding-right: 4px; color: var(--text); }
.browser__count { margin: 14px 2px 10px; font: 600 12px var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }

@media (min-width: 900px) {
  .browser__bar { grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 12px; }
  .browser__bar .seg--status { grid-column: 1; }
  .browser__tools { grid-column: 2; grid-row: 2; justify-content: flex-end; flex-wrap: nowrap; }
  .sort { flex: 0 0 200px; }
  .search { max-width: 520px; }
}

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(156px, 1fr)); gap: 12px; }
@media (min-width: 900px) { .grid { grid-template-columns: repeat(auto-fill, minmax(206px, 1fr)); gap: 16px; } }

.cover { display: block; width: 100%; height: 100%; object-fit: cover; background: var(--surface-2); }
.cover--ph {
  display: grid; place-items: center; overflow: hidden;
  background:
    repeating-linear-gradient(135deg, color-mix(in srgb, var(--text) 5%, transparent) 0 6px, transparent 6px 12px),
    linear-gradient(160deg, color-mix(in srgb, var(--type-color, var(--muted)) 30%, var(--surface-2)), var(--surface-2));
  color: color-mix(in srgb, var(--type-color, var(--muted)) 62%, var(--text));
  font: 800 clamp(26px, 5vw, 40px) var(--font-display); letter-spacing: 0.05em; text-transform: uppercase; text-align: center;
}
.cover--empty { background: var(--surface-2); }

.kit-card {
  position: relative; display: flex; flex-direction: column; overflow: hidden; color: inherit;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.kit-card::before { content: ''; position: absolute; z-index: 2; inset: 0 0 auto; height: 3px; background: var(--type-color); }
.kit-card:hover { transform: translateY(-2px); border-color: var(--line-strong); }
.kit-card__cover { position: relative; aspect-ratio: 4 / 5; background: var(--surface-2); }
.kit-card__cover .badge { position: absolute; left: 8px; bottom: 8px; }
.kit-card__body { display: flex; flex-direction: column; gap: 4px; padding: 10px 12px 12px; flex: 1; }
.kit-card__name { font-size: 14.5px; font-weight: 700; line-height: 1.25; display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.kit-card__meta { font-size: 12.5px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kit-card__foot { display: flex; align-items: center; justify-content: space-between; gap: 6px; margin-top: auto; padding-top: 8px; }
.price { font: 600 13px var(--font-mono); color: var(--muted); }

.rows { display: grid; gap: 8px; }
.kit-row {
  position: relative; display: grid; grid-template-columns: 60px minmax(0, 1fr) auto; align-items: center; gap: 12px; padding: 8px 12px 8px 8px; overflow: hidden;
  border: 1px solid var(--line); border-left: 3px solid var(--type-color); border-radius: var(--radius); background: var(--surface);
}
.kit-row:hover { border-color: var(--line-strong); border-left-color: var(--type-color); background: var(--surface-2); }
.kit-row__cover { width: 60px; height: 60px; border-radius: 8px; font-size: 18px; }
.kit-row__main { display: grid; gap: 3px; min-width: 0; }
.kit-row__name { font-size: 15px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kit-row__meta { font-size: 12.5px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kit-row__side { display: grid; justify-items: end; gap: 6px; }

.progress { height: 6px; border-radius: 3px; background: var(--surface-3); overflow: hidden; }
.progress i { display: block; width: var(--pct); height: 100%; background: var(--st-building); border-radius: 3px; }
.stars { display: inline-flex; gap: 2px; }
.stars .icon { width: 18px; height: 18px; color: var(--muted); opacity: 0.6; }
.stars .star--on { color: var(--accent); fill: currentColor; opacity: 1; }
.stars--sm .icon { width: 13px; height: 13px; }
.stars__btn { display: grid; place-items: center; width: 44px; height: 44px; padding: 0; border: 0; border-radius: 10px; background: none; }
.stars__btn .icon { width: 26px; height: 26px; }
.stars__btn:hover .icon { color: var(--accent); }
.stars--input { gap: 0; margin-left: -8px; }

/* ------------------------------------------------------------------ empty states */
.empty {
  display: grid; justify-items: center; gap: 10px; padding: 48px 20px; text-align: center;
  border: 1px dashed var(--line-strong); border-radius: 16px; background: var(--surface);
}
.empty h2 { font: 800 22px var(--font-display); letter-spacing: 0.05em; text-transform: uppercase; }
.empty p { max-width: 46ch; color: var(--muted); }
.empty__actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 8px; }
.empty__art { position: relative; display: grid; place-items: center; width: 84px; height: 84px; margin-bottom: 6px; color: var(--accent-text); }
.empty__art .icon { width: 34px; height: 34px; }
.empty__art::before, .empty__art::after { content: ''; position: absolute; width: 22px; height: 22px; border: 3px solid var(--accent); }
.empty__art::before { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.empty__art::after { right: 0; bottom: 0; border-left: 0; border-top: 0; }
.empty--small { padding: 32px 16px; }
.empty--small h2 { font-size: 18px; }

/* ------------------------------------------------------------------ collections */
.coll-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.coll-card { display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--line); border-top: 3px solid var(--coll); border-radius: var(--radius); background: var(--surface); }
.coll-card:hover { border-color: var(--line-strong); border-top-color: var(--coll); }
.coll-card__mosaic { display: grid; grid-template-columns: repeat(4, 1fr); height: 92px; gap: 2px; background: var(--line); }
.coll-card__mosaic .cover { font-size: 14px; }
.coll-card__body { display: grid; gap: 6px; padding: 14px; }
.coll-card__body h2 { font: 800 18px var(--font-display); letter-spacing: 0.05em; text-transform: uppercase; }
.coll-card__desc { font-size: 13.5px; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.coll-card__stat { font: 600 12px var(--font-mono); letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted); }
.coll-card .progress i { background: var(--st-built); }

.swatches { display: flex; flex-wrap: wrap; gap: 10px; }
.swatch { position: relative; display: grid; place-items: center; width: 40px; height: 40px; cursor: pointer; }
.swatch input { position: absolute; inset: 0; margin: 0; opacity: 0; cursor: pointer; }
.swatch__dot { width: 26px; height: 26px; border-radius: 8px; background: var(--swatch); box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px transparent; transition: box-shadow 0.12s; }
.swatch:has(input:checked) .swatch__dot { box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px var(--text); }
.swatch:has(input:focus-visible) .swatch__dot { box-shadow: 0 0 0 2px var(--surface), 0 0 0 4px var(--accent); }

/* ------------------------------------------------------------------ stats */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 14px; }
.tile { display: grid; align-content: start; gap: 4px; padding: 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.tile__label { font: 700 11px var(--font-display); letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.tile__value { font: 700 26px/1.1 var(--font-mono); letter-spacing: -0.02em; overflow-wrap: anywhere; }
.tile__note { font-size: 12.5px; color: var(--muted); }
.panels { display: grid; gap: 14px; margin-top: 14px; }
@media (min-width: 760px) { .panels { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.panel { padding: 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); display: grid; gap: 14px; align-content: start; }
.panel + .panel { margin-top: 14px; }
.panels .panel + .panel { margin-top: 0; }
.panel__title { font: 700 12px var(--font-display); letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent-text); }
.bars { display: grid; gap: 10px; }
.bars__row { display: grid; grid-template-columns: minmax(70px, 32%) 1fr auto; align-items: center; gap: 10px; font-size: 13.5px; }
.bars__label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bars__track { height: 10px; border-radius: 5px; background: var(--surface-3); overflow: hidden; }
.bars__track i { display: block; width: var(--w); height: 100%; border-radius: 5px; background: var(--accent); }
.bars__value { font: 600 13px var(--font-mono); color: var(--muted); }
.bars--gundam .bars__track i { background: var(--gundam); }
.bars--chinese .bars__track i { background: var(--chinese); }
.bars--other .bars__track i { background: var(--other); }
.pipeline { display: flex; gap: 3px; height: 16px; }
.pipeline__seg { min-width: 6px; border-radius: 4px; flex-basis: 0; }
.pipeline__seg--wishlist { background: var(--st-wishlist); }
.pipeline__seg--backlog { background: var(--st-backlog); }
.pipeline__seg--building { background: var(--st-building); }
.pipeline__seg--built { background: var(--st-built); }
.legend { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 13.5px; }
.legend li { display: inline-flex; align-items: center; gap: 8px; }
.legend b { font-family: var(--font-mono); }

/* ------------------------------------------------------------------ settings */
.setting { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 20px; padding-top: 14px; border-top: 1px solid var(--line); }
.setting__text { display: grid; gap: 2px; flex: 1 1 240px; min-width: 0; }
.setting__text .muted { font-size: 13px; }
.setting__control { flex: 0 1 220px; }
.setting__control select { min-width: 160px; }
.setting__stack { display: grid; gap: 10px; justify-items: start; }
.about { margin-top: 18px; text-align: center; font-size: 13px; }
.panel > .muted { font-size: 13.5px; }
.content > .panel + .panel { margin-top: 14px; }

/* ------------------------------------------------------------------ sheet (kit detail / form) */
.sheet-backdrop { position: fixed; inset: 0; z-index: 50; display: flex; justify-content: flex-end; background: rgba(4, 7, 11, 0.62); animation: fade 0.18s ease-out; }
.sheet { display: flex; flex-direction: column; width: 100%; height: 100%; background: var(--bg); outline: none; animation: rise 0.22s ease-out; }
@media (min-width: 900px) {
  .sheet { width: min(640px, 100vw); border-left: 1px solid var(--line); box-shadow: var(--shadow); animation-name: slide; }
}
.sheet__header {
  display: flex; align-items: center; gap: 8px; flex: none; padding: calc(8px + env(safe-area-inset-top)) 10px 8px;
  border-bottom: 1px solid var(--line); background: var(--surface);
}
.sheet__title { flex: 1; min-width: 0; font: 700 13px var(--font-display); letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.sheet__actions { display: flex; align-items: center; gap: 6px; }
.sheet__body { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; }
.sheet__footer {
  position: sticky; bottom: 0; display: flex; justify-content: flex-end; gap: 10px; padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 90%, transparent); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
}
.sheet__footer .btn { flex: 1; }
@media (min-width: 560px) { .sheet__footer .btn { flex: 0 0 auto; min-width: 130px; } }
@keyframes fade { from { opacity: 0; } }
@keyframes rise { from { transform: translateY(24px); opacity: 0; } }
@keyframes slide { from { transform: translateX(40px); opacity: 0; } }

.gallery { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; background: var(--surface-2); scrollbar-width: thin; }
.gallery__img { flex: 0 0 100%; width: 100%; height: min(56vh, 440px); object-fit: contain; scroll-snap-align: center; }
.gallery--empty { position: relative; display: flex; align-items: flex-end; justify-content: center; height: 190px; padding-bottom: 14px; overflow: hidden; }
.gallery--empty .gallery__ph { position: absolute; inset: 0 0 24px; font-size: 56px; }
.gallery--empty .btn { position: relative; background: var(--surface); }

.detail { display: grid; gap: 16px; padding: 18px 16px 32px; }
.detail__chips { display: flex; gap: 8px; align-items: center; }
.detail__name { font: 800 28px/1.1 var(--font-display); letter-spacing: 0.03em; text-transform: uppercase; overflow-wrap: anywhere; }
.detail__series { margin-top: -10px; color: var(--muted); }
.detail__status { display: grid; gap: 12px; }
.detail__rating { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.detail__block { display: grid; gap: 8px; }
.detail__dates { font-size: 12.5px; }
.block-title { font: 700 11px var(--font-display); letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
.notes { white-space: pre-wrap; overflow-wrap: anywhere; }
.specs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--line); }
.specs__row:last-child:nth-child(odd) { grid-column: 1 / -1; }
.specs__row { display: grid; gap: 2px; padding: 10px 12px; background: var(--surface); min-width: 0; }
.specs dt { font: 700 10.5px var(--font-display); letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); }
.specs dd { font-weight: 600; overflow-wrap: anywhere; }
.range { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; }
.range input { width: 100%; accent-color: var(--accent); height: 36px; }
.range__out { min-width: 3.5ch; text-align: right; font: 700 14px var(--font-mono); }
.range > span { font-size: 13px; font-weight: 700; color: var(--muted); }

/* form */
.form-group { min-width: 0; margin: 0; padding: 18px 16px 20px; border: 0; border-bottom: 1px solid var(--line); }
.form-group > legend { float: left; width: 100%; padding: 0 0 12px; font: 700 12px var(--font-display); letter-spacing: 0.18em; text-transform: uppercase; color: var(--accent-text); }
.form-grid { clear: both; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 12px; }
.photo-list { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 2px; }
.photo-list:empty { display: none; }
.photo { position: relative; flex: none; width: 96px; height: 96px; overflow: hidden; border-radius: 10px; border: 1px solid var(--line-strong); background: var(--surface-2); }
.photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo__cover { position: absolute; left: 4px; bottom: 4px; padding: 1px 6px; border-radius: 5px; background: var(--accent); color: var(--accent-ink); font: 800 10px var(--font-ui); letter-spacing: 0.08em; text-transform: uppercase; }
.photo__tools { position: absolute; top: 4px; right: 4px; display: grid; gap: 4px; }

/* ------------------------------------------------------------------ barcode scanner */
.scanner { display: grid; gap: 16px; align-content: start; padding: 16px; }
.scanner__count { padding: 4px 10px; border-radius: 999px; background: var(--accent); color: var(--accent-ink); font: 800 12px var(--font-ui); letter-spacing: 0.04em; }
.scan-stage { position: relative; width: 100%; aspect-ratio: 4 / 3; max-height: 58vh; overflow: hidden; border-radius: 16px; border: 1px solid var(--line-strong); background: #05080c; }
.scan-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.scan-frame {
  --c: var(--accent);
  position: absolute; inset: 20% 7%; pointer-events: none;
  background:
    linear-gradient(var(--c), var(--c)) left top / 30px 3px no-repeat, linear-gradient(var(--c), var(--c)) left top / 3px 30px no-repeat,
    linear-gradient(var(--c), var(--c)) right top / 30px 3px no-repeat, linear-gradient(var(--c), var(--c)) right top / 3px 30px no-repeat,
    linear-gradient(var(--c), var(--c)) left bottom / 30px 3px no-repeat, linear-gradient(var(--c), var(--c)) left bottom / 3px 30px no-repeat,
    linear-gradient(var(--c), var(--c)) right bottom / 30px 3px no-repeat, linear-gradient(var(--c), var(--c)) right bottom / 3px 30px no-repeat;
}
.scan-line { position: absolute; left: 4%; right: 4%; top: 14%; height: 2px; border-radius: 1px; background: var(--accent); box-shadow: 0 0 14px var(--accent); animation: sweep 2.2s ease-in-out infinite alternate; }
@keyframes sweep { to { top: 86%; } }
.scan-status {
  position: absolute; left: 10px; right: 10px; bottom: 10px; margin: 0; padding: 8px 12px; border-radius: 10px;
  background: rgba(0, 0, 0, 0.68); color: #fff; font-size: 13.5px; font-weight: 600; text-align: center;
}
.scan-status--error { background: rgba(130, 24, 24, 0.92); }
.scan-torch { position: absolute; top: 10px; right: 10px; background: rgba(0, 0, 0, 0.55); color: #fff; }
.scan-torch[aria-pressed='true'] { background: var(--accent); color: var(--accent-ink); }
.scan-alt { display: grid; }
.scan-manual { display: grid; gap: 6px; }
.scan-manual__row { display: flex; gap: 8px; }
.scan-manual__row .input { flex: 1; font-family: var(--font-mono); letter-spacing: 0.04em; }
.scan-tip { font-size: 13.5px; }
.linkish { padding: 0; border: 0; background: none; color: var(--accent-text); font: inherit; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }

.result { display: grid; gap: 16px; }
.result--busy { justify-items: center; padding: 56px 0; text-align: center; }
.result__top { display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: 14px; align-items: start; }
.result__photo { width: 112px; height: 140px; border-radius: 12px; border: 1px solid var(--line-strong); object-fit: cover; background: var(--surface-2); font-size: 28px; }
.result__main { display: grid; gap: 8px; min-width: 0; }
.result__name { font: 800 22px/1.15 var(--font-display); letter-spacing: 0.03em; text-transform: uppercase; overflow-wrap: anywhere; }
.result__code { font: 600 13px var(--font-mono); letter-spacing: 0.08em; color: var(--muted); }
.result__flag { display: inline-flex; align-items: center; gap: 6px; font: 700 11px var(--font-display); letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
.result__flag--ok, .result__flag--owned { color: var(--st-built); }
.result__flag--owned { font-size: 14px; }
.result__note { padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); font-size: 14px; }
.result__note--ok { border-color: color-mix(in srgb, var(--st-built) 50%, transparent); background: color-mix(in srgb, var(--st-built) 10%, var(--surface)); }
.result__paste { display: grid; gap: 8px; justify-items: start; }
.result__paste .scan-manual__row { width: 100%; }
.result__paste .input { font-family: var(--font-ui); letter-spacing: 0; }
.result__tip { padding: 10px 12px; border-left: 3px solid var(--accent); border-radius: 0 10px 10px 0; background: var(--surface); font-size: 14px; }
.result__alts { display: grid; gap: 6px; }
.result__alt {
  padding: 10px 12px; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--surface); color: var(--text);
  font-size: 14px; text-align: left; overflow-wrap: anywhere;
}
.result__alt:hover { background: var(--surface-2); }
.lookup-form { display: grid; gap: 8px; }
.lookup-form .scan-manual__row .input { font-family: var(--font-ui); letter-spacing: 0; }
.result__details { font-size: 13.5px; color: var(--muted); }
.result__details summary { cursor: pointer; font-weight: 600; }
.result__details ul { margin: 8px 0 0; padding-left: 18px; list-style: disc; display: grid; gap: 4px; }
.result__actions { display: grid; gap: 10px; }
@media (min-width: 560px) { .result__actions { grid-auto-flow: column; justify-content: start; } }
.spinner { width: 36px; height: 36px; border-radius: 50%; border: 3px solid var(--surface-3); border-top-color: var(--accent); animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ------------------------------------------------------------------ dialogs & toasts */
dialog.modal {
  width: min(460px, calc(100vw - 32px)); padding: 0; border: 1px solid var(--line-strong); border-radius: 16px;
  background: var(--surface); color: var(--text); box-shadow: var(--shadow);
}
dialog.modal::backdrop { background: rgba(4, 7, 11, 0.66); }
dialog.modal[open] { animation: rise 0.18s ease-out; }
.modal__panel { display: grid; gap: 14px; padding: 20px; }
.modal__panel form { display: grid; gap: 14px; }
.modal__title { font: 800 20px var(--font-display); letter-spacing: 0.05em; text-transform: uppercase; }
.modal__message { color: var(--muted); }
.modal__actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px; margin-top: 4px; }

.toasts {
  position: fixed; z-index: 70; left: 0; right: 0; display: flex; justify-content: center; padding: 0 16px; pointer-events: none;
  bottom: calc(var(--tabbar-h) + 84px + env(safe-area-inset-bottom));
}
@media (min-width: 900px) { .toasts { bottom: 28px; } }
.toast {
  pointer-events: auto; display: flex; align-items: center; gap: 14px; max-width: min(520px, 100%); padding: 12px 14px 12px 16px;
  border: 1px solid var(--line-strong); border-radius: 12px; background: var(--surface-3); color: var(--text); box-shadow: var(--shadow);
  font-weight: 600; font-size: 14px; animation: rise 0.2s ease-out;
}
.toast__action { padding: 6px 10px; border: 0; border-radius: 8px; background: none; color: var(--accent-text); font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; font-size: 12.5px; }
.toast__action:hover { background: var(--surface-2); }

@media (pointer: coarse) {
  .btn--sm, .icon-btn--sm { min-height: 40px; }
  .icon-btn--sm { width: 36px; height: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  .scan-line { animation: none; top: 50%; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}