/* World Log Compare Stylesheet */
:root {
  --bg: #f3f6fa;
  --surface: #ffffff;
  --surface-dark: #0f172a;
  --text: #111827;
  --muted: #526071;
  --muted-dark: #cbd5e1;
  --line: #dfe6ee;
  --blue: #2563eb;
  --blue-soft: #eff6ff;
  --blue-light: #93c5fd;
  --shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 8px;
  --max: 1280px;
}
* { box-sizing: border-box; }
body { margin: 0; padding: 0; font-family: Arial, sans-serif; background: var(--bg); color: var(--text); line-height: 1.65; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(255, 255, 255, 0.94); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand-main { font-weight: 800; font-size: 18px; letter-spacing: 0.08em; color: var(--text); text-decoration: none;}
.site-nav { display: flex; gap: 18px; }
.nav-link { color: #475569; text-decoration: none; font-size: 14px; font-weight: 700; }
.nav-link.active, .nav-link:hover { color: var(--blue); }

.site-footer {
  padding: 30px 0 42px;
  color: #64748b;
  font-size: 13px;
}

.footer-inner {
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 14px;
}

.footer-links a {
  color: #475569;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
}

.footer-links a:hover {
  color: var(--blue);
}

.main-content { padding: 36px 0 80px; }
.hero-section { background: linear-gradient(135deg, #0f172a, #111827, #172554); color: #fff; border-radius: 28px; padding: 54px 48px; margin-bottom: 34px; box-shadow: var(--shadow); }
.hero-badge { color: var(--blue-light); font-size: 12px; font-weight: 800; margin-bottom: 12px; }
.hero-title { font-size: 32px; font-weight: 800; margin: 0 0 12px; }
.hero-description { color: var(--muted-dark); font-size: 17px; margin: 0 0 32px; }
.search-card { background: rgba(17, 24, 39, 0.88); border: 1px solid #334155; border-radius: 20px; padding: 28px 32px; }
.form-grid { display: grid; gap: 16px; margin-bottom: 16px; }
.top-grid { grid-template-columns: 200px 1fr; }
.subject-grid { grid-template-columns: repeat(3, 1fr); }
.form-group { display: flex; flex-direction: column; min-width: 0; }
.form-group label { font-size: 13px; font-weight: 700; color: #e2e8f0; margin-bottom: 6px; }
.form-control { width: 100%; min-width: 0; height: 48px; padding: 0 14px; border: 1px solid #334155; border-radius: var(--radius-md); background: #0f172a; color: #fff; font-size: 15px; }
.optional { color: #94a3b8; font-weight: 400; }
.btn-primary { height: 48px; padding: 0 28px; background: var(--blue); color: #fff; border: none; border-radius: var(--radius-md); font-weight: 700; cursor: pointer; }
.placeholder-card { padding: 48px; text-align: center; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); }
.hidden { display: none !important; }
.results-header { display: flex; justify-content: flex-end; margin-bottom: 20px; }
.results-toolbar { display: flex; gap: 16px; }
.btn-share-search, .btn-export-pdf { padding: 8px 14px; border-radius: var(--radius-sm); cursor: pointer; font-weight: 700; font-size: 13px; }
.btn-share-search { border: 1px solid var(--line); background: var(--surface); }
.btn-export-pdf { border: 1px solid var(--surface-dark); background: var(--surface-dark); color: #fff; }

/* Support */
.support-section {
  margin-top: 34px;
  padding: 30px 34px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
}

.support-section h2 {
  margin: 0 0 10px;
  color: var(--surface-dark);
  font-size: 24px;
}

.support-section p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 14px;
}

.support-button {
  display: inline-block;
  padding: 11px 20px;
  color: #ffffff;
  background: var(--blue);
  border-radius: 10px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 800;
}

.support-button:hover {
  background: #1d4ed8;
}

/* Compare Grid */
.compare-grid { display: grid; gap: 20px; }
.compare-grid.columns-1 { grid-template-columns: 1fr; }
.compare-grid.columns-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.compare-grid.columns-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.compare-column-header { margin-bottom: 16px; padding-bottom: 8px; border-bottom: 2px solid var(--line); }
.compare-column-header h2 { font-size: 18px; margin: 0 0 4px 0; color: var(--surface-dark); }
.compare-column-header span { font-size: 13px; color: var(--muted); font-weight: 700; }
.compare-column-results { display: flex; flex-direction: column; gap: 16px; }

/* Result Card */
.result-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 20px; }
.result-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.result-subject-badge { font-size: 11px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: var(--blue); background: var(--blue-soft); padding: 4px 10px; border-radius: 6px; }
.result-date-text { font-size: 12px; font-weight: 700; color: var(--muted); }
.result-action-title { font-size: 16px; font-weight: 800; margin: 0 0 12px; }
.result-body-grid { display: flex; flex-direction: column; gap: 8px; }
.result-field-row { display: flex; flex-direction: column; font-size: 13px; }
.result-field-label { font-size: 11px; font-weight: 800; color: var(--muted); text-transform: uppercase; }
.tag-list { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 4px; }
.tag { background: var(--blue-soft); color: var(--blue); font-size: 11px; font-weight: 700; padding: 2px 6px; border-radius: var(--radius-sm); }
.tag-entity { background: #f1f5f9; color: #475569; }

.result-card-footer { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 8px; }
.result-actions-bar { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.btn-ai-search { font-size: 12px; font-weight: 800; color: #fff; background: var(--surface-dark); padding: 6px 12px; border-radius: var(--radius-sm); text-decoration: none; text-align: center; display: inline-flex; align-items: center; gap: 6px; }
.result-details-summary { font-size: 12px; font-weight: 700; color: var(--muted); cursor: pointer; user-select: none; }
.result-details-content-wrapper { margin-top: 8px; padding: 10px; background: #f8fafc; border-radius: var(--radius-sm); font-size: 12px; display: flex; flex-direction: column; gap: 6px; }

.print-summary { display: none; }

@media (max-width: 820px) {
  .header-inner { height: auto; padding-top: 14px; padding-bottom: 14px; flex-direction: column; gap: 10px; }
  .site-nav { flex-wrap: wrap; justify-content: center; gap: 8px 14px; }
}

@media (max-width: 900px) {
  .compare-grid { grid-template-columns: 1fr !important; }
  .subject-grid { grid-template-columns: 1fr; }
  .top-grid { grid-template-columns: 1fr; }
}

@media print {
  @page { size: A4 portrait; margin: 10mm; }
  body { background: #fff; color: #000; }
  .site-header, .hero-section, .support-section, .site-footer, .placeholder-card, .results-header { display: none !important; }
  .results-section.hidden { display: block; }
  .print-summary { display: block; margin-bottom: 20px; border-bottom: 2px solid #000; padding-bottom: 10px; }
  .result-card { break-inside: avoid; border: 1px solid #ccc; box-shadow: none; }
  
  .compare-grid,
  .compare-grid.columns-1,
  .compare-grid.columns-2,
  .compare-grid.columns-3 {
    display: block !important;
  }

  .compare-column {
    display: block;
    width: 100%;
    break-before: page;
    page-break-before: always;
  }

  .compare-column:first-child {
    break-before: auto;
    page-break-before: auto;
  }

  .compare-column-results {
    display: block;
  }

  .result-card {
    margin-bottom: 12px;
    break-inside: avoid;
    page-break-inside: avoid;
  }
  
  .result-details-accordion, .result-details-content-wrapper { display: none !important; }
  .result-card-footer { display: block; border-top: none; padding-top: 8px; margin-top: 8px; }
  .btn-ai-search { padding: 0; background: transparent; color: #1d4ed8; text-decoration: underline; font-size: 11px; }
}