.demo-hero { padding: 76px 0 82px; background: linear-gradient(145deg, #f8f5ec 0%, #e5e9e2 100%); }
.demo-hero__inner { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(320px, .72fr); gap: clamp(44px, 7vw, 90px); align-items: center; }
.demo-hero h1 { max-width: 880px; margin: 18px 0 22px; font-size: clamp(2.8rem, 5.8vw, 5.55rem); line-height: .96; letter-spacing: -.052em; }
.demo-hero p { max-width: 760px; font-size: 1.18rem; line-height: 1.65; }
.demo-text-link, .demo-final-link { align-self: center; color: var(--claret); font-weight: 800; text-underline-offset: 4px; }
.demo-final-link { color: var(--ivory); }
.demo-summary { padding: 29px; border: 1px solid rgba(31, 33, 28, .15); border-radius: 22px; background: rgba(252, 250, 244, .88); box-shadow: 0 24px 70px rgba(31, 33, 28, .11); }
.demo-summary__label { display: block; color: var(--green); font-size: .76rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.demo-summary ol { margin: 12px 0 0; padding: 0; list-style: none; }
.demo-summary li { padding: 17px 0; border-top: 1px solid rgba(31, 33, 28, .13); }
.demo-summary strong, .demo-summary span { display: block; }
.demo-summary strong { font-family: Alegreya, Georgia, serif; font-size: 1.12rem; }
.demo-summary span { margin-top: 5px; color: var(--muted); font-size: .93rem; line-height: 1.5; }
.demo-player-section, .demo-loop-section, .demo-transcript-section, .demo-review-section { padding: clamp(74px, 8vw, 108px) 0; }
.demo-player-section { color: var(--ivory); background: var(--ink); }
.demo-player-head { margin-bottom: 30px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, .55fr); gap: 40px; align-items: end; }
.demo-player-head .eyebrow { color: #c4a96c; }
.demo-player-head h2 { max-width: 760px; margin: 8px 0 0; font-size: clamp(2.2rem, 4.5vw, 4.2rem); line-height: 1; letter-spacing: -.04em; }
.demo-player-head p { margin: 0; color: #ded6c7; line-height: 1.65; }
.demo-video-frame { margin: 0; }
.demo-video-frame video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; border: 1px solid rgba(245, 240, 230, .22); border-radius: 18px; background: #111; box-shadow: 0 28px 80px rgba(0, 0, 0, .34); }
.demo-video-frame figcaption { max-width: 900px; margin: 18px 0 0; color: #cfc6b7; font-size: .88rem; line-height: 1.65; }
.demo-video-frame figcaption strong { color: var(--ivory); }
.demo-loop-section { background: var(--paper); }
.demo-loop-section .section__head, .demo-transcript-section > .shell > div:first-child { max-width: 880px; }
.demo-loop-section .section__head h2, .demo-transcript-section h2, .demo-review-grid h2 { margin: 8px 0 13px; font-size: clamp(2.1rem, 4.2vw, 3.85rem); line-height: 1.03; letter-spacing: -.04em; }
.demo-loop-section .section__head p, .demo-transcript-section p, .demo-review-grid p { line-height: 1.68; }
.demo-loop-grid { margin-top: 36px; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.demo-loop-grid article { min-height: 238px; padding: 24px 22px; border: 1px solid var(--hairline); border-radius: 15px; background: var(--paper); }
.demo-loop-grid b { color: var(--brass-text); font-size: .75rem; letter-spacing: .16em; }
.demo-loop-grid h3 { margin: 17px 0 9px; font-size: 1.45rem; line-height: 1.08; }
.demo-loop-grid p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.55; }
.demo-limitations { margin: 25px 0 0; padding: 17px 19px; border-left: 3px solid var(--brass); background: #eee8dc; line-height: 1.6; }
.demo-transcript-section { background: var(--ivory); }
.demo-transcript-grid { display: grid; grid-template-columns: minmax(280px, .72fr) minmax(0, 1.28fr); gap: clamp(46px, 8vw, 105px); align-items: start; }
.transcript { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--hairline); }
.transcript li { padding: 20px 0; display: grid; grid-template-columns: 60px 1fr; gap: 19px; border-bottom: 1px solid var(--hairline); }
.transcript time { color: var(--claret); font-weight: 850; }
.transcript p { margin: 0; color: var(--muted); }
.demo-review-section { background: #e6e9e2; }
.demo-review-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(36px, 7vw, 88px); }
.demo-review-grid article { padding: 30px; border: 1px solid var(--hairline); border-radius: 17px; background: rgba(253, 251, 245, .82); }
.demo-review-grid h2 { font-size: clamp(2rem, 3.4vw, 3.15rem); }
.demo-review-grid ul { padding-left: 20px; color: var(--muted); line-height: 1.62; }
.demo-review-grid li + li { margin-top: 8px; }
@media (max-width: 960px) {
  .demo-hero__inner, .demo-player-head, .demo-transcript-grid, .demo-review-grid { grid-template-columns: 1fr; }
  .demo-loop-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .demo-player-head { gap: 16px; }
}
@media (max-width: 680px) {
  .demo-hero { padding: 52px 0 62px; }
  .demo-hero h1 { font-size: clamp(2.65rem, 13vw, 4rem); }
  .demo-loop-grid { grid-template-columns: 1fr; }
  .demo-loop-grid article { min-height: 0; }
  .transcript li { grid-template-columns: 48px 1fr; gap: 12px; }
}