/* "What the research says" guide: card-based, printable infographic */

.r-hero { padding: 56px 0 32px; background: linear-gradient(180deg, var(--soft), var(--bg)); }
.r-hero h1 { max-width: 18em; }
.r-hero .lead { font-size: 1.15rem; color: var(--muted); max-width: 38em; }
.r-kicker { text-transform: uppercase; letter-spacing: .12em; font-size: .8rem; font-weight: 700; color: var(--accent); margin: 0 0 10px; }

.r-section { padding: 36px 0; }
.r-section h2 { margin-bottom: .4em; }
.r-section > .wrap > p.muted { max-width: 42em; }

/* Big-number strip */
.stats { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); margin-top: 20px; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.stat .num { font-family: var(--serif); font-size: 2.4rem; line-height: 1; color: var(--accent); font-weight: 700; }
.stat .what { font-weight: 600; margin: 8px 0 6px; }
.stat .src { font-size: .85rem; color: var(--muted); }

/* Study cards */
.studies { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); margin-top: 20px; }
.study { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.study h3 { margin: 0; font-size: 1.15rem; }
.study .meta { font-size: .85rem; color: var(--muted); margin: 0; }
.study dl { margin: 0; display: grid; gap: 8px; }
.study dt { font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; color: var(--accent); }
.study dd { margin: 0; }
.study dd.caveat { color: var(--muted); font-size: .95rem; }
.study .link { margin-top: auto; font-size: .9rem; font-weight: 600; word-break: break-word; }

/* Method spectrum */
.spectrum { margin-top: 20px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.spectrum svg { width: 100%; height: auto; display: block; }
.spectrum .bar-start { stop-color: #b8e0c8; }
.spectrum .bar-end { stop-color: #6c5fc7; }
.methods { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); margin-top: 16px; }
.method { border-top: 4px solid var(--accent); padding-top: 10px; }
.method:nth-child(1) { border-color: #8fcfa8; }
.method:nth-child(2) { border-color: #9db4e8; }
.method:nth-child(3) { border-color: #a99cf2; }
.method:nth-child(4) { border-color: #6c5fc7; }
.method h4 { margin: 0 0 4px; font-family: var(--serif); font-size: 1.05rem; }
.method p { margin: 0; font-size: .95rem; color: var(--muted); }
.spectrum .finding { margin: 18px 0 0; padding: 14px 16px; background: var(--soft); border-radius: 10px; font-size: .95rem; }

/* Honest limits + checklist */
.two-col { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); margin-top: 20px; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.panel h3 { margin-top: 0; }
.panel ul { margin: 0; padding-left: 0; list-style: none; display: grid; gap: 10px; }
.panel li { padding-left: 30px; position: relative; }
.panel.limits li::before { content: "!"; position: absolute; left: 0; top: 1px; width: 20px; height: 20px; border-radius: 50%; background: #f6d7b0; color: #7a4a00; font-weight: 700; font-size: .8rem; display: grid; place-items: center; }
.panel.check li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 20px; height: 20px; border-radius: 50%; background: #c9ecd6; color: #1e6b46; font-weight: 700; font-size: .8rem; display: grid; place-items: center; }

.reassure { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin-top: 18px; }
.reassure div { background: var(--surface); border-radius: var(--radius); padding: 18px; border: 1px solid var(--line); }
.reassure strong { display: block; font-family: var(--serif); font-size: 1.1rem; margin-bottom: 4px; }

.sources ol { padding-left: 1.3em; display: grid; gap: 10px; font-size: .95rem; }
.sources a { word-break: break-word; }
.disclaimer { font-size: .9rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 16px; margin-top: 24px; }

@media (prefers-color-scheme: dark) {
  .panel.limits li::before { background: #5a4220; color: #ffd9a8; }
  .panel.check li::before { background: #1f4a35; color: #b9f0cf; }
}

@media print {
  .r-hero { padding: 0 0 12px; background: none; }
  .r-section { padding: 12px 0; break-inside: avoid; }
  .study, .stat, .panel, .spectrum { break-inside: avoid; }
  a { color: #3b2fa0; }
}