:root {
  --bg: #f7f7f8;
  --surface: #ffffff;
  --surface-2: #f1f1f4;
  --border: #e3e3e8;
  --text: #17171c;
  --muted: #6b6b76;
  --accent: #4f46e5;
  --accent-text: #ffffff;
  --accent-soft: #eef0ff;
  --ok: #0f7b4b;
  --ok-soft: #e3f6ec;
  --warn: #9a5b00;
  --warn-soft: #fff3dc;
  --err: #b42318;
  --err-soft: #fde8e7;
  --check-a: #ffffff;
  --check-b: #e4e4ea;
  --shadow: 0 1px 2px rgb(0 0 0 / 0.05), 0 2px 8px rgb(0 0 0 / 0.04);
  --radius: 12px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f0f13;
    --surface: #18181e;
    --surface-2: #212129;
    --border: #2e2e38;
    --text: #ececf1;
    --muted: #9a9aa6;
    --accent: #8b85ff;
    --accent-text: #0f0f13;
    --accent-soft: #24234a;
    --ok: #4ade80;
    --ok-soft: #0f2a1b;
    --warn: #fbbf24;
    --warn-soft: #2e230c;
    --err: #f87171;
    --err-soft: #331414;
    --check-a: #3a3a44;
    --check-b: #2a2a32;
    --shadow: none;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #0f0f13;
  --surface: #18181e;
  --surface-2: #212129;
  --border: #2e2e38;
  --text: #ececf1;
  --muted: #9a9aa6;
  --accent: #8b85ff;
  --accent-text: #0f0f13;
  --accent-soft: #24234a;
  --ok: #4ade80;
  --ok-soft: #0f2a1b;
  --warn: #fbbf24;
  --warn-soft: #2e230c;
  --err: #f87171;
  --err-soft: #331414;
  --check-a: #3a3a44;
  --check-b: #2a2a32;
  --shadow: none;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent); }
code { font-size: 0.9em; background: var(--surface-2); padding: 0.1em 0.35em; border-radius: 4px; }
h2 { font-size: 1.05rem; margin: 0; letter-spacing: -0.01em; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
[hidden] { display: none !important; }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner {
  max-width: 1180px; margin: 0 auto; padding: 10px 16px;
  display: flex; align-items: center; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; font-size: 1.05rem; color: var(--text); text-decoration: none; }
.brand-mark { width: 24px; height: 24px; fill: var(--accent); }
.brand-mark .brand-hollow { fill: none; stroke: var(--accent); stroke-width: 2; }
.tabs { display: flex; gap: 4px; margin-left: auto; background: var(--surface-2); padding: 3px; border-radius: 10px; }
.tabs button {
  border: 0; background: transparent; color: var(--muted); font: inherit; font-weight: 550;
  padding: 6px 14px; border-radius: 8px; cursor: pointer;
}
.tabs button[aria-selected="true"] { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
.icon-btn {
  width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface); color: var(--text); cursor: pointer;
}
.icon-btn svg { width: 18px; height: 18px; fill: currentColor; }

main { flex: 1; width: 100%; max-width: 1180px; margin: 0 auto; padding: 20px 16px 40px; }

/* ---------- form ---------- */
.search {
  display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow);
}
.field { display: flex; flex-direction: column; gap: 6px; font-size: 0.85rem; color: var(--muted); font-weight: 550; min-width: 0; }
.field em { font-style: normal; font-weight: 400; }
.field.grow { flex: 2 1 240px; }
.search .field:not(.grow) { flex: 1 1 200px; }
.field.inline { flex-direction: row; align-items: center; gap: 8px; }
input[type="text"], textarea, select {
  font: inherit; font-size: 1rem; color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; width: 100%; min-width: 0;
}
select { width: auto; padding: 6px 10px; font-size: 0.875rem; }
textarea { resize: vertical; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9rem; }
input:focus-visible, textarea:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}

.btn {
  font: inherit; font-weight: 600; font-size: 0.9rem; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  border-radius: 10px; padding: 10px 16px; white-space: nowrap; text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
}
.btn:hover:not(:disabled) { border-color: var(--accent); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.btn.small { padding: 6px 10px; font-size: 0.8rem; border-radius: 8px; }
.search .btn { height: 44px; flex: 0 0 auto; }

/* ---------- toolbar / segmented ---------- */
.toolbar { display: flex; justify-content: flex-end; margin: 12px 0 4px; }
.seg { display: inline-flex; align-items: center; gap: 2px; background: var(--surface-2); border-radius: 10px; padding: 3px; font-size: 0.85rem; }
.seg-label { color: var(--muted); padding: 0 8px; font-weight: 550; }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.seg span { display: block; padding: 4px 10px; border-radius: 7px; font-weight: 600; color: var(--muted); }
.seg input:checked + span { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
.seg input:focus-visible + span { outline: 2px solid var(--accent); }

/* ---------- status / picker / company ---------- */
.status {
  margin: 12px 0; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); display: flex; gap: 10px; align-items: flex-start; flex-wrap: wrap;
}
.status.info { background: var(--accent-soft); border-color: transparent; }
.status.warn { background: var(--warn-soft); border-color: transparent; color: var(--text); }
.status.error { background: var(--err-soft); border-color: transparent; }
.status .status-title { font-weight: 650; }
.status.error .status-title { color: var(--err); }
.status.warn .status-title { color: var(--warn); }
.status .grow { flex: 1 1 260px; }
.spinner {
  width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--accent); border-right-color: transparent;
  animation: spin 0.8s linear infinite; flex: 0 0 auto; margin-top: 3px;
}
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation-duration: 3s; } }

.picker { margin: 12px 0; padding: 12px 14px; border-radius: 10px; background: var(--warn-soft); }
.picker p { margin: 0 0 8px; }
.picker .chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font: inherit; font-size: 0.85rem; text-align: left; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  border-radius: 10px; padding: 6px 10px; max-width: 100%;
}
.chip b { font-weight: 650; }
.chip small { display: block; color: var(--muted); }
.chip[aria-pressed="true"] { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }

.company { margin: 16px 0 8px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; }
.company h2 { font-size: 1.35rem; }
.company .desc { color: var(--muted); }
.company .links { display: flex; gap: 12px; font-size: 0.85rem; }

.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin: 24px 0 12px; flex-wrap: wrap; }
.count { color: var(--muted); font-weight: 500; }

/* ---------- cards ---------- */
.grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.grid.best { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 12px; display: flex; flex-direction: column; gap: 10px; box-shadow: var(--shadow); min-width: 0;
}
.card-head { display: flex; flex-direction: column; gap: 6px; }
.card-title { font-size: 0.95rem; margin: 0; overflow-wrap: anywhere; }
.card-title .role { text-transform: uppercase; font-size: 0.72rem; letter-spacing: 0.06em; color: var(--muted); display: block; }
.badges { display: flex; flex-wrap: wrap; gap: 4px; }
.badge {
  font-size: 0.7rem; font-weight: 650; padding: 2px 7px; border-radius: 999px;
  background: var(--surface-2); color: var(--muted); white-space: nowrap;
}
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.err { background: var(--err-soft); color: var(--err); }
.badge.accent { background: var(--accent-soft); color: var(--accent); }

.previews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.tile {
  aspect-ratio: 4 / 3; border-radius: 8px; display: grid; place-items: center; padding: 10%;
  border: 1px solid var(--border); overflow: hidden;
}
.tile img { width: 100%; height: 100%; object-fit: contain; display: block; }
.bg-black { background: #000; }
.bg-white { background: #fff; }
.bg-checker {
  background-color: var(--check-a);
  background-image: conic-gradient(var(--check-b) 25%, transparent 0 50%, var(--check-b) 0 75%, transparent 0);
  background-size: 14px 14px;
}
.best .tile { aspect-ratio: 1 / 1; }

.meta { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; font-size: 0.8rem; }
.meta dt { color: var(--muted); }
.meta dd { margin: 0; overflow-wrap: anywhere; min-width: 0; }
.actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; align-items: center; }
.actions select { font-size: 0.8rem; padding: 5px 8px; }

.sources { list-style: none; padding: 0; margin: 12px 0 0; display: grid; gap: 6px; font-size: 0.875rem; }
.sources li { display: flex; gap: 10px; align-items: baseline; }
.sources .src-name { min-width: 150px; font-weight: 600; }

.empty { text-align: center; padding: 48px 16px; color: var(--text); }
.empty p { margin: 4px 0; }

/* ---------- batch ---------- */
.batch-input {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; display: grid; gap: 12px; box-shadow: var(--shadow);
}
.batch-input .field span { font-weight: 500; }
.batch-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.batch-list { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 8px; }
.batch-row {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px;
  display: grid; grid-template-columns: 56px 1fr; gap: 4px 12px; align-items: center;
}
.batch-row .thumb { grid-row: span 2; width: 56px; height: 42px; border-radius: 6px; display: grid; place-items: center; padding: 4px; }
.batch-row .thumb img { max-width: 100%; max-height: 100%; }
.batch-row .name { font-weight: 650; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.batch-row .detail { font-size: 0.8rem; color: var(--muted); overflow-wrap: anywhere; }

.footer { border-top: 1px solid var(--border); padding: 16px; text-align: center; font-size: 0.8rem; }
.footer p { margin: 4px auto; max-width: 820px; }

@media (max-width: 640px) {
  main { padding-top: 14px; }
  .topbar-inner { gap: 10px; }
  .brand span { display: none; }
  .tabs { margin-left: 0; flex: 1; justify-content: center; }
  .search .btn { width: 100%; justify-content: center; }
  .toolbar { justify-content: stretch; }
  .seg { width: 100%; justify-content: space-between; }
  .grid, .grid.best { grid-template-columns: 1fr; }
  .sources li { flex-direction: column; gap: 0; }
}