:root {
  --library-panel: rgba(255, 255, 255, 0.88);
  --library-panel-soft: rgba(242, 247, 255, 0.9);
  --library-line: rgba(131, 167, 218, 0.5);
  --library-ink: #15233d;
  --library-muted: #4c6386;
  --library-brand: #2f73c6;
  --library-brand-strong: #1f4f84;
  --library-card: #fcfbf4;
  --library-card-border: #e2bc72;
}

body.strategy-library-page {
  color: var(--library-ink);
}

.strategy-library-page .library-shell {
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.strategy-library-page .library-main {
  display: grid;
  gap: 18px;
}

.strategy-library-page .library-hero {
  padding: 24px;
  border-radius: 24px;
  border: 1px solid var(--library-line);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.91) 0%, rgba(236, 246, 255, 0.87) 100%);
  box-shadow: 0 18px 36px rgba(25, 68, 129, 0.12);
}

.strategy-library-page .eyebrow {
  margin: 0;
  color: var(--library-brand-strong);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
  font-weight: 700;
}

.strategy-library-page .library-hero h1 {
  margin: 10px 0 8px 0;
  font-family: 'Fraunces', serif;
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.02;
}

.strategy-library-page .library-hero p {
  margin: 0;
  color: var(--library-muted);
  font-size: 18px;
  max-width: 900px;
}

.strategy-library-page .filters {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr auto;
  gap: 10px;
  align-items: end;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--library-line);
  background: var(--library-panel-soft);
}

.strategy-library-page .filters label {
  display: grid;
  gap: 6px;
  color: var(--library-muted);
  font-size: 13px;
  font-weight: 700;
}

.strategy-library-page .filters input,
.strategy-library-page .filters select {
  border: 1px solid rgba(131, 167, 218, 0.62);
  border-radius: 12px;
  padding: 11px 12px;
  background: #fff;
  color: var(--library-ink);
  font-size: 15px;
}

.strategy-library-page .filters button {
  border: 1px solid var(--library-brand);
  border-radius: 12px;
  padding: 11px 14px;
  background: linear-gradient(180deg, #3180dc 0%, #2461ae 100%);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}

.strategy-library-page .filters button:hover {
  background: linear-gradient(180deg, #2e79ce 0%, #235b9f 100%);
}

.strategy-library-page .library-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: 16px;
  align-items: start;
}

.strategy-library-page .catalog-column,
.strategy-library-page .preview-column {
  border-radius: 18px;
  border: 1px solid var(--library-line);
  background: var(--library-panel);
}

.strategy-library-page .catalog-column {
  padding: 14px;
}

.strategy-library-page .catalog-meta {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  color: var(--library-muted);
  margin-bottom: 10px;
}

.strategy-library-page .catalog-meta strong {
  color: var(--library-brand-strong);
  font-size: 24px;
}

.strategy-library-page .cards-grid {
  display: grid;
  gap: 10px;
}

.strategy-library-page .strategy-card {
  border: 1px solid var(--library-card-border);
  border-radius: 14px;
  background: var(--library-card);
  padding: 14px;
  box-shadow: 0 5px 14px rgba(36, 59, 91, 0.08);
  cursor: pointer;
  transition: transform 130ms ease, box-shadow 130ms ease, border-color 130ms ease;
}

.strategy-library-page .strategy-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 9px 18px rgba(36, 59, 91, 0.14);
}

.strategy-library-page .strategy-card.is-active {
  border-color: #2f72bf;
  box-shadow: 0 0 0 2px rgba(47, 114, 191, 0.2), 0 10px 20px rgba(36, 59, 91, 0.15);
}

.strategy-library-page .strategy-card h3 {
  margin: 0 0 4px 0;
  font-size: 24px;
  line-height: 1.15;
}

.strategy-library-page .strategy-card .subline {
  margin: 0;
  color: var(--library-muted);
  font-weight: 600;
}

.strategy-library-page .strategy-card .period {
  margin: 6px 0 12px 0;
  color: var(--library-muted);
}

.strategy-library-page .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.strategy-library-page .chip {
  border: 1px solid #b8c8e5;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 700;
  color: #234d86;
  background: #ecf3ff;
}

.strategy-library-page .stats {
  display: flex;
  gap: 14px;
  color: #28486f;
  font-weight: 600;
}

.strategy-library-page .preview-column {
  position: sticky;
  top: 144px;
  padding: 14px;
}

.strategy-library-page .preview-meta {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--library-line);
  border-radius: 12px;
  padding: 12px;
}

.strategy-library-page .preview-label {
  margin: 0;
  color: var(--library-muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.strategy-library-page .preview-meta h2 {
  margin: 8px 0 6px 0;
  font-size: 26px;
  line-height: 1.12;
}

.strategy-library-page .preview-meta p {
  margin: 0;
  color: var(--library-muted);
}

.strategy-library-page .preview-meta a {
  display: inline-block;
  margin-top: 10px;
  border-radius: 999px;
  border: 1px solid var(--library-line);
  padding: 8px 12px;
  font-weight: 700;
  color: var(--library-brand-strong);
  background: rgba(255, 255, 255, 0.9);
}

.strategy-library-page .preview-frame-wrap {
  margin-top: 10px;
  border-radius: 12px;
  border: 1px solid var(--library-line);
  overflow: hidden;
  height: min(68vh, 760px);
  background: #deebff;
}

.strategy-library-page #strategyPreviewFrame {
  width: 100%;
  height: 100%;
  border: 0;
  background: #fff;
}

.strategy-library-page .empty-state {
  border: 1px dashed var(--library-line);
  border-radius: 12px;
  padding: 20px;
  color: var(--library-muted);
  background: #f8fbff;
}

@media (max-width: 1200px) {
  .strategy-library-page .library-layout {
    grid-template-columns: 1fr;
  }

  .strategy-library-page .preview-column {
    position: static;
  }

  .strategy-library-page .preview-frame-wrap {
    height: 420px;
  }
}

@media (max-width: 980px) {
  .strategy-library-page .filters {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .strategy-library-page .filters {
    grid-template-columns: 1fr;
  }

  .strategy-library-page .strategy-card h3 {
    font-size: 21px;
  }
}