/* Page-scoped refinement. Shared SilverShore primitives and lesson media stay unchanged. */
.playbook-index { --pb-gap: 24px; }
.playbook-index ::selection { background: var(--ss-gold-on-navy); color: var(--ss-navy-deep); }
.playbook-index [data-reveal] { opacity: 1; transform: none; filter: none; transition: none; }
.playbook-index .pb-hero .wrap-wide { padding-top: 32px; padding-bottom: 0; }
.playbook-index .pb-hero .scrim-media { animation: none; transform: none; background-position: center 40%; }
.playbook-index .pb-hero .breadcrumb { margin: 0; font-size: 11px; }
.pb-hero-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 48px; padding: 40px 0 48px; }
.playbook-index .pb-introduction .display { font-size: clamp(40px, 4.1vw, 56px); line-height: 1.08; max-inline-size: none; }
.playbook-index .pb-introduction .lede { font-family: var(--font-sans); font-size: 18px; line-height: 1.6; max-width: 47ch; margin: 24px 0 0; color: var(--ss-ink-on-navy-2); }
.pb-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-top: 32px; }
.pb-actions .btn { min-height: 48px; }
.pb-text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; color: var(--ss-ivory); font-weight: 600; text-underline-offset: 6px; }
.pb-text-link:hover { color: var(--ss-gold-on-navy); text-decoration: underline; }
.pb-feature { display: block; border: 1px solid var(--ss-line-on-navy); border-radius: var(--radius-md); overflow: hidden; background: var(--ss-navy-deep); color: var(--ss-ivory); transition: border-color var(--dur-base) var(--ease-signature); }
.pb-feature:hover { border-color: var(--ss-gold-on-navy); color: var(--ss-ivory); }
.pb-feature-picture { position: relative; }
.pb-feature-picture img { display: block; width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; }
.pb-play { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; background: var(--ss-ivory); color: var(--ss-navy); box-shadow: 0 8px 24px rgba(8,30,59,.2); transition: background var(--dur-base) var(--ease-signature); }
.pb-play svg { width: 28px; height: 28px; }
.pb-feature:hover .pb-play, .pb-feature:focus-visible .pb-play { background: var(--ss-gold-on-navy); }
.pb-feature-caption { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; border-top: 1px solid var(--ss-line-on-navy); }
.pb-label { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--ss-gold-on-navy); margin-bottom: 8px; }
.pb-feature-caption strong { font-family: var(--font-serif); font-size: 22px; font-weight: 400; }
.pb-runtime { font-family: var(--font-mono); font-size: 12px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.pb-feature-caption .pb-runtime { display: flex; gap: 20px; }
.pb-series-facts { display: flex; flex-wrap: wrap; gap: 24px 40px; align-items: center; border-top: 1px solid var(--ss-line-on-navy); padding: 24px 0; font-size: 14px; color: var(--ss-ink-on-navy-2); }
.pb-series-facts strong { font-weight: 600; color: var(--ss-ivory); margin-right: 4px; }
.playbook-index .pb-curriculum { padding: 72px 0 80px; scroll-margin-top: 88px; }
.pb-section-head { display: grid; grid-template-columns: 1.25fr 1fr; align-items: end; gap: 48px; margin-bottom: 48px; }
.pb-section-head .eyebrow { margin-bottom: 12px; }
.pb-section-head .h2 { max-width: 23ch; }
.pb-section-head > p { max-width: 46ch; color: var(--ss-text-mid); margin: 0; font-size: 16px; }
.pb-stage { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; padding: 20px 0; border-top: 1px solid var(--ss-line-strong); }
.pb-stage h3 { font-family: var(--font-sans); font-size: 18px; font-weight: 600; }
.pb-stage > span { font-family: var(--font-mono); font-size: 11px; color: var(--ss-text-mid); white-space: nowrap; }
.pb-stage-second { margin-top: 56px; }
.playbook-index .pb-module-grid { gap: var(--pb-gap); }
/* Module cards use the standard white SilverShore card: label-gold index, gold button,
   and the shared linked-card hover. The whole card stays clickable through the button. */
.playbook-index .pb-module-grid .card { position: relative; display: flex; flex-direction: column; }
.playbook-index .pb-module-grid .card:hover, .playbook-index .pb-module-grid .card:focus-within { box-shadow: var(--shadow-glow); border-color: var(--ss-primary-30); }
.playbook-index .pb-module-grid .card .media img { display: block; aspect-ratio: 3 / 2; width: 100%; height: auto; object-fit: cover; }
.pb-module-meta { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 16px; }
.playbook-index .pb-module-meta .step-num { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; margin: 0; }
.pb-module-meta .pb-runtime { color: var(--ss-text-mid); }
.playbook-index .pb-module-grid .h3 { font-size: 26px; line-height: 1.18; letter-spacing: -.01em; min-height: 62px; margin-bottom: 12px; text-wrap: balance; }
.playbook-index .pb-module-grid .muted { font-size: 15px; line-height: 1.5; min-height: 68px; margin: 0; }
.playbook-index .pb-module-grid .takeaways-label { margin: 16px 0 12px; font-size: 11px; }
.playbook-index .pb-module-grid .article-body { margin: 0 0 24px; padding-left: 16px; }
.playbook-index .pb-module-grid .article-body li { font-size: 14px; line-height: 1.5; margin-bottom: 8px !important; }
.playbook-index .pb-module-grid .article-body li::marker { color: var(--ss-gold-label); }
.playbook-index .pb-module-grid .card > p:last-child { margin: auto 0 0 !important; padding-top: 20px; border-top: 1px solid var(--ss-line); }
.pb-module-grid .btn::after { content: ''; position: absolute; inset: 0; border-radius: var(--radius-md); }
.pb-module-grid .btn:focus-visible { outline: none; }
.pb-module-grid .btn:focus-visible::after { outline: 2px solid var(--ss-navy); outline-offset: 4px; }
.pb-toolkit { padding: 64px 0; }
.pb-toolkit-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: center; }
.pb-toolkit .h2 { max-width: 23ch; }
.pb-toolkit .lede { font-family: var(--font-sans); font-size: 17px; line-height: 1.6; margin: 24px 0 0; max-width: 48ch; }
.pb-worksheet { border-top: 1px solid var(--ss-line-on-navy); border-bottom: 1px solid var(--ss-line-on-navy); padding: 24px 0; }
.pb-worksheet h3 { font-size: 24px; margin-bottom: 16px; }
.pb-worksheet ul { padding-left: 20px; margin: 0 0 24px; font-size: 15px; line-height: 1.6; }
.pb-worksheet li + li { margin-top: 8px; }
.pb-worksheet li::marker { color: var(--ss-gold-on-navy); }
.pb-worksheet .btn { min-height: 48px; white-space: normal; }
.pb-education-note { font-size: 13px; line-height: 1.6; max-width: 95ch; margin: 40px 0 0; color: var(--ss-ink-on-navy-3); }
@media (min-width: 1400px) { .pb-hero-grid { gap: 64px; } }
@media (max-width: 1100px) {
  .pb-hero-grid { gap: 32px; }
  .pb-actions { gap: 12px 20px; }
  .playbook-index .pb-module-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .playbook-index .pb-module-grid .h3 { min-height: 62px; }
  .pb-stage h3 { max-width: 34ch; }
}
@media (max-width: 760px) {
  .pb-hero-grid { grid-template-columns: 1fr; padding-top: 32px; gap: 32px; }
  .playbook-index .pb-introduction .display { font-size: 40px; }
  .playbook-index .pb-introduction .lede { font-size: 17px; }
  .pb-series-facts { gap: 12px 24px; padding: 20px 0; }
  .pb-series-facts > span:last-child { flex-basis: 100%; }
  .playbook-index .pb-curriculum { padding: 48px 0 56px; }
  .pb-section-head { grid-template-columns: 1fr; gap: 20px; margin-bottom: 32px; }
  .pb-stage { align-items: start; flex-direction: column; gap: 8px; }
  .pb-stage h3 { font-size: 18px; }
  .pb-stage-second { margin-top: 40px; }
  .playbook-index .pb-module-grid { grid-template-columns: 1fr; gap: 24px; }
  .playbook-index .pb-module-grid .h3, .playbook-index .pb-module-grid .muted { min-height: 0; }
  .pb-feature-caption { padding: 20px; }
  .pb-feature-caption strong { font-size: 20px; }
  .pb-feature-caption .pb-runtime { gap: 12px; }
  .pb-toolkit { padding: 48px 0; }
  .pb-toolkit-grid { grid-template-columns: 1fr; gap: 32px; }
  .pb-education-note { margin-top: 32px; }
}
@media (prefers-reduced-motion: reduce) {
  .playbook-index *, .playbook-index *::before, .playbook-index *::after { animation: none !important; transition: none !important; scroll-behavior: auto; }
  .playbook-index .arw { transform: none !important; }
}