/* Shared site styles for jv-articles.pages.dev
   Palette consistent with study dashboards.
*/

:root {
  --navy: #0d1b2e;
  --navy-deep: #060f1c;
  --navy-mid: #142540;
  --navy-light: #1e3a5f;
  --crimson: #dc2626;
  --crimson-bold: #b91c1c;
  --crimson-deep: #991b1b;
  --crimson-soft: #fee2e2;
  --cream: #faf8f3;
  --cream-warm: #f3eee2;
  --white: #ffffff;
  --gray-text: #4b5563;
  --gray-soft: #9ca3af;
  --gray-line: #e5e7eb;
  --gray-line-soft: #f1f3f5;

  --shadow-sm: 0 1px 3px rgba(13, 27, 46, 0.08), 0 1px 2px rgba(13, 27, 46, 0.04);
  --shadow-md: 0 4px 12px rgba(13, 27, 46, 0.10), 0 2px 4px rgba(13, 27, 46, 0.06);
  --shadow-lg: 0 10px 25px rgba(13, 27, 46, 0.12), 0 4px 8px rgba(13, 27, 46, 0.06);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
  background: var(--cream);
  color: var(--navy-deep);
  line-height: 1.55;
  font-size: 15px;
  font-feature-settings: "tnum";
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--crimson-deep); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--crimson); }

/* Top accent bar */
.top-accent {
  height: 4px;
  background: var(--crimson);
}

/* Site header */
.site-header {
  padding: 60px 32px 36px;
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

.site-header .name {
  font-size: 13px;
  font-weight: 600;
  color: var(--crimson);
  text-transform: uppercase;
  letter-spacing: 1.6px;
  margin-bottom: 10px;
}

.site-header h1 {
  font-size: 38px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.7px;
  line-height: 1.15;
  margin-bottom: 12px;
}

.site-header .tagline {
  font-size: 16px;
  color: var(--gray-text);
  max-width: 580px;
  line-height: 1.55;
}

.site-header.compact {
  padding: 40px 32px 24px;
}

/* Section */
.section {
  padding: 24px 32px 40px;
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

.section-eyebrow {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--crimson);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--crimson);
  border-radius: 2px;
}

.section-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.3px;
  line-height: 1.3;
  margin-bottom: 18px;
}

/* Study cards */
.study-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.study-card {
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-radius: 6px;
  padding: 24px 28px 22px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  border-left: 3px solid var(--crimson);
}

.study-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.study-card .meta {
  display: flex;
  gap: 14px;
  font-size: 11px;
  color: var(--gray-soft);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 10px;
}

.study-card .meta .date { color: var(--crimson); }

.study-card h3 {
  font-size: 22px;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.3px;
  line-height: 1.3;
  margin-bottom: 8px;
}

.study-card .blurb {
  font-size: 14px;
  color: var(--gray-text);
  line-height: 1.55;
  margin-bottom: 16px;
}

.study-card .actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 100px;
  letter-spacing: 0.2px;
  transition: all 0.15s;
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
}
.btn-primary:hover { background: var(--crimson); color: var(--white); }

.btn-ghost {
  color: var(--navy);
  border: 1px solid var(--gray-line);
  background: var(--white);
}
.btn-ghost:hover { color: var(--crimson); border-color: var(--crimson-soft); background: var(--crimson-soft); }

.btn-text {
  color: var(--crimson-deep);
  font-weight: 600;
  font-size: 13px;
  padding: 4px 0;
}
.btn-text:hover { color: var(--crimson); }
.btn-text::after { content: ' →'; }

/* Empty placeholder */
.placeholder {
  padding: 28px;
  text-align: center;
  border: 1px dashed var(--gray-line);
  border-radius: 6px;
  color: var(--gray-soft);
  font-size: 13px;
  font-style: italic;
}

/* Asset cards (study landing) */
.asset-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}

@media (max-width: 720px) {
  .asset-grid { grid-template-columns: 1fr; }
}

.asset-card {
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-radius: 6px;
  padding: 20px 22px 18px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  display: block;
  color: inherit;
}

.asset-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
  color: inherit;
}

.asset-card .label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--crimson);
  margin-bottom: 6px;
}

.asset-card .name {
  font-size: 15px;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.2px;
  margin-bottom: 4px;
}

.asset-card .meta {
  font-size: 11.5px;
  color: var(--gray-soft);
}

.asset-card.primary {
  border-left: 3px solid var(--crimson);
}

/* Preface text */
.preface-block {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--navy-deep);
  max-width: 760px;
}

.preface-block p {
  margin-bottom: 14px;
}

.preface-block .preface-heading {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--crimson);
  margin-top: 24px;
  margin-bottom: 12px;
}

.preface-block .preface-num {
  font-weight: 700;
  color: var(--crimson);
  margin-right: 4px;
}

.preface-block .preface-close {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-line);
  font-style: italic;
  color: var(--navy);
  font-weight: 500;
}

.preface-block strong { color: var(--navy); font-weight: 600; }

/* Source list */
.source-block {
  background: var(--navy-deep);
  color: rgba(255,255,255,0.78);
  padding: 22px 26px;
  border-radius: 6px;
  border-top: 3px solid var(--crimson);
  font-size: 12px;
  line-height: 1.6;
  margin-top: 32px;
}

.source-block strong {
  color: var(--white);
  display: block;
  font-size: 12.5px;
  margin-bottom: 6px;
  letter-spacing: 0.3px;
}

/* Footer */
.site-footer {
  margin-top: auto;
  padding: 32px;
  text-align: center;
  font-size: 11.5px;
  color: var(--gray-soft);
  border-top: 1px solid var(--gray-line);
  background: var(--white);
}

.site-footer .accent {
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--crimson);
  border-radius: 2px;
  vertical-align: middle;
  margin-right: 10px;
}

/* Breadcrumb */
.breadcrumb {
  font-size: 12px;
  color: var(--gray-soft);
  margin-bottom: 12px;
  letter-spacing: 0.2px;
}

.breadcrumb a {
  color: var(--gray-text);
}

.breadcrumb a:hover { color: var(--crimson); }

.breadcrumb .sep { margin: 0 8px; color: var(--gray-line); }

/* Print */
@media print {
  .site-footer, .breadcrumb { display: none; }
  .study-card:hover, .asset-card:hover { transform: none; box-shadow: var(--shadow-sm); }
}