:root {
  color-scheme: light;
  --bg: #f0f4f6;
  --panel: #ffffff;
  --text: #172026;
  --muted: #65717a;
  --line: #d9e0e4;
  --accent: #176b87;
  --accent-strong: #0f4c5c;
  --accent-light: #edf6f8;
  --danger: #a33a3a;
  --warning: #946200;
  --ok: #2f6f4e;
  --topbar-h: 64px;
  --stats-bar-h: 40px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

button, input, select, textarea { font: inherit; }

/* ── Topbar ─────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  height: var(--topbar-h);
  padding: 0 24px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}

.topbar-logo {
  font-size: 22px;
  font-weight: 800;
  color: var(--accent-strong);
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.topbar-search {
  display: flex;
  justify-content: center;
}

.topbar-search input {
  width: 100%;
  max-width: 540px;
  height: 42px;
  padding: 0 16px 0 40px;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  background: var(--bg) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2365717a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E") no-repeat 14px center;
  color: var(--text);
  font-size: 15px;
  transition: border-color .15s, box-shadow .15s;
}
.topbar-search input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(23,107,135,.12);
  background-color: #fff;
}
.topbar-search input::placeholder { color: var(--muted); }

.btn-add {
  white-space: nowrap;
  height: 38px;
  padding: 0 18px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: background .15s;
}
.btn-add:hover { background: var(--accent-strong); }

/* ── Main layout ─────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 12px;
  padding: 12px;
  height: calc(100vh - var(--topbar-h) - var(--stats-bar-h));
}

.panel {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ── Left panel ──────────────────────────────────────────── */
.left-panel {
  min-height: 0;
}

.items-list {
  flex: 1;
  overflow-y: auto;
  min-height: 0;
}

.topic-group {}

.topic-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px 6px;
  background: #f7f9fa;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.topic-header .topic-count {
  font-weight: 400;
  background: var(--line);
  border-radius: 999px;
  padding: 1px 7px;
  font-size: 11px;
}

.item-row {
  display: block;
  width: 100%;
  padding: 10px 14px;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: #fff;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition: background .1s;
}
.item-row:hover { background: #f4f8fa; }
.item-row.active { background: var(--accent-light); }

.item-title {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-weight: 600;
  font-size: 14px;
  line-height: 1.35;
}

.item-title .warn-icon {
  flex-shrink: 0;
  color: var(--warning);
  margin-top: 1px;
}

.item-summary-line {
  margin-top: 3px;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.list-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 8px 10px;
  border-top: 1px solid var(--line);
  background: #f9fafb;
  flex-shrink: 0;
}

.list-filter-bar input,
.list-filter-bar select {
  height: 32px;
  font-size: 13px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  padding: 0 8px;
}
.list-filter-bar input { flex: 1; min-width: 0; }
.list-filter-bar select { flex: 1; min-width: 120px; max-width: 160px; }
.list-filter-bar input:focus,
.list-filter-bar select:focus { outline: none; border-color: var(--accent); }

/* ── Right panel ─────────────────────────────────────────── */
.right-panel {
  min-height: 0;
}

.right-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  min-height: 0;
}

/* ── Default "remember" state ────────────────────────────── */
.remember-card {
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 20px;
  max-width: 560px;
}

.remember-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--muted);
  margin-bottom: 12px;
}

/* ── Spinner / pending ───────────────────────────────────── */
.pending-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 64px 0;
  color: var(--muted);
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Result card (after capture) ─────────────────────────── */
.result-card {
  max-width: 560px;
}

.result-card-ok {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--ok);
  margin-bottom: 16px;
  font-size: 16px;
}

.result-card-divider {
  border: none;
  border-top: 2px solid var(--line);
  margin: 12px 0;
}

.result-card-title {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 10px;
  line-height: 1.3;
}

.result-card-topic {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 8px;
}

.result-card-summary {
  font-style: italic;
  color: #2a3a42;
  line-height: 1.6;
  margin: 12px 0;
  font-size: 14px;
}

.result-card-relations {
  font-size: 13px;
  color: var(--accent);
  cursor: pointer;
  margin-top: 8px;
}

.result-card-source {
  font-size: 12px;
  color: var(--muted);
  margin-top: 12px;
  word-break: break-all;
}
.result-card-source a { color: var(--accent); }

/* ── Search results ──────────────────────────────────────── */
.search-results-header {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 12px;
}

.search-result-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: background .1s, border-color .1s;
  background: #fff;
}
.search-result-card:hover {
  background: var(--accent-light);
  border-color: var(--accent);
}

.search-result-title {
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 4px;
}

.search-result-summary {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}

.search-mode-pill {
  display: inline-flex;
  align-items: center;
  height: 18px;
  border-radius: 999px;
  background: #eef1f3;
  color: #38434a;
  padding: 0 6px;
  font-size: 11px;
  vertical-align: middle;
  margin-left: 6px;
}

/* ── Detail view ─────────────────────────────────────────── */
.detail h2 {
  margin: 0 0 10px;
  font-size: 22px;
  line-height: 1.3;
}

.detail .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.pill {
  display: inline-flex;
  align-items: center;
  height: 24px;
  border-radius: 999px;
  background: #eef1f3;
  color: #38434a;
  padding: 0 10px;
  font-size: 12px;
}
.pill.topic { background: #d9eef5; color: var(--accent-strong); }
.pill.tag { background: #eef1f3; }

.summary-text {
  margin: 0;
  line-height: 1.7;
  color: #2a3a42;
  font-size: 15px;
}

.detail-block { margin-top: 20px; }
.detail-block h3 {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.detail-block a { color: var(--accent); word-break: break-all; }

details.detail-block summary {
  cursor: pointer;
  font-size: 13px;
  color: var(--muted);
  list-style: none;
  padding: 4px 0;
}
details.detail-block summary::before { content: '▸ '; }
details[open].detail-block summary::before { content: '▾ '; }

.raw-text {
  max-height: 260px;
  overflow: auto;
  white-space: pre-wrap;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f8fafb;
  padding: 12px;
  font-size: 13px;
  margin-top: 8px;
}

.related-list { display: grid; gap: 8px; }

.related-card {
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 10px 12px;
  cursor: pointer;
  background: #fbfcfd;
  transition: background .1s;
}
.related-card:hover { background: var(--accent-light); }
.related-card-title { font-weight: 600; font-size: 14px; }
.related-card-summary { font-size: 12px; color: var(--muted); margin-top: 3px; }

.broken-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  margin-bottom: 16px;
  background: #fff8ec;
  border: 1px solid #f0d080;
  border-radius: 8px;
  color: var(--warning);
  font-size: 14px;
}
.broken-banner.failed {
  background: #fdf0f0;
  border-color: #e8b0b0;
  color: var(--danger);
}

.reprocess-btn {
  flex-shrink: 0;
  height: 32px;
  padding: 0 14px;
  font-size: 13px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
}
.reprocess-btn:disabled { opacity: .6; cursor: default; }
.reprocess-hint { font-size: 13px; color: var(--warning); font-style: italic; }

.error-item {
  border: 1px solid #efc7c7;
  border-radius: 6px;
  padding: 10px;
  background: #fbfcfd;
  font-size: 13px;
  margin-bottom: 6px;
}

/* ── Stats panel ─────────────────────────────────────────── */
.stats-toggle-bar {
  height: var(--stats-bar-h);
  display: flex;
  align-items: center;
  padding: 0 24px;
  background: var(--bg);
  border-top: 1px solid var(--line);
}

.btn-stats-toggle {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  padding: 0;
  min-height: unset;
}
.btn-stats-toggle:hover { color: var(--text); }

.stats-panel {
  padding: 16px 24px;
  background: #fff;
  border-top: 1px solid var(--line);
}
.stats-panel.hidden { display: none; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}

.stat-box {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px;
  background: #fbfcfd;
  font-size: 14px;
  line-height: 1.7;
}
.stat-box strong {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .05em;
}

.stats-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.stats-actions button {
  height: 36px;
  padding: 0 16px;
  border-radius: 7px;
  font-size: 13px;
  background: var(--accent);
  color: #fff;
  border: none;
  cursor: pointer;
}
.stats-actions button:hover { background: var(--accent-strong); }

.btn-secondary {
  background: #fff !important;
  color: var(--danger) !important;
  border: 1px solid var(--danger) !important;
}
.btn-secondary:hover { background: #fdf0f0 !important; }
.btn-secondary.hidden { display: none; }

.digest {
  max-height: 260px;
  overflow: auto;
  white-space: pre-wrap;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #f8fafb;
  padding: 12px;
  font-size: 13px;
  margin-top: 8px;
}
.digest.hidden { display: none; }

/* ── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.40);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 16px;
}
.modal-overlay.hidden { display: none; }

.modal-box {
  background: #fff;
  border-radius: 12px;
  width: 100%;
  max-width: 500px;
  box-shadow: 0 16px 48px rgba(0,0,0,.18);
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px 12px;
  border-bottom: 1px solid var(--line);
}
.modal-header h2 { margin: 0; font-size: 18px; }

.btn-icon {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
  min-height: unset;
  border-radius: 6px;
}
.btn-icon:hover { background: var(--bg); color: var(--text); }

#captureForm {
  padding: 16px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

#captureForm textarea {
  width: 100%;
  min-height: 110px;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  resize: vertical;
  font-size: 14px;
  line-height: 1.5;
}
#captureForm textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(23,107,135,.10);
}

.file-input-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.file-label {
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 14px;
  border: 1.5px dashed var(--line);
  border-radius: 7px;
  cursor: pointer;
  font-size: 13px;
  color: var(--muted);
  transition: border-color .15s, color .15s;
  white-space: nowrap;
}
.file-label:hover { border-color: var(--accent); color: var(--accent); }
.file-label input { display: none; }

.file-name {
  font-size: 13px;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 180px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.btn-ghost {
  background: none;
  border: 1px solid var(--line);
  color: var(--text);
  height: 38px;
  padding: 0 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}
.btn-ghost:hover { background: var(--bg); }

#captureSubmit {
  height: 38px;
  padding: 0 20px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
#captureSubmit:hover { background: var(--accent-strong); }
#captureSubmit:disabled { opacity: .6; cursor: default; }

/* ── Misc ────────────────────────────────────────────────── */
.empty { color: var(--muted); font-size: 14px; padding: 8px 0; }

/* ── Mobile ──────────────────────────────────────────────── */
@media (max-width: 820px) {
  .topbar {
    grid-template-columns: auto 1fr auto;
    gap: 10px;
    padding: 0 14px;
  }
  .topbar-logo { font-size: 18px; }

  .layout {
    grid-template-columns: 1fr;
    height: auto;
  }

  .left-panel {
    height: 50vh;
  }

  .right-panel {
    height: 60vh;
  }
}