/* AI video page: sample ads in phone frames, the pipeline, and the walkthrough player. Builds on styles.css / brand.css / home.css. */

/* ---------- hero phones ---------- */
.av-hero .hero-art{padding:0 0 4px}
.phone-stack{position:relative;width:100%;max-width:520px;aspect-ratio:26/27;margin-inline:auto}
.phone{position:absolute;margin:0;transition:transform .35s}
.phone-front{left:3%;top:8%;width:47%;z-index:2;transform:rotate(-3deg)}
.phone-back{right:3%;top:0;width:44%;transform:rotate(3.5deg)}
.phone-stack:hover .phone{transform:rotate(0)}
.phone-screen{position:relative;display:block;width:100%;padding:7px;background:var(--ink);border-radius:30px;box-shadow:0 30px 60px -18px rgba(40,30,15,.45)}
.phone-screen video{display:block;width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:23px;background:#2b2e27}
.phone-sound{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);display:inline-flex;align-items:center;gap:7px;white-space:nowrap;padding:8px 13px;border-radius:20px;background:rgba(255,253,249,.94);color:var(--ink);font-size:11.5px;font-weight:600;box-shadow:0 6px 16px rgba(30,20,10,.25);transition:background .15s}
.phone-sound .icon{width:13px;height:13px;color:var(--accent)}
.phone-screen:hover .phone-sound{background:#fff}
.phone figcaption{margin-top:12px;text-align:center;font-size:11.5px;color:var(--muted)}
.phone figcaption b{color:var(--ink);font-weight:600}
.av-note{right:-6px;bottom:1%;z-index:3}
.av-hero .hero-art-foot .text-link{white-space:nowrap}

/* ---------- samples ---------- */
#ads .section-heading p{max-width:450px}
.ad-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.ad-card{display:grid;grid-template-columns:minmax(0,200px) minmax(0,1fr);gap:26px;align-items:start;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px}
.ad-thumb{position:relative;display:block;width:100%;border-radius:12px;overflow:hidden;background:var(--ink)}
.ad-thumb img{display:block;width:100%;height:auto;aspect-ratio:9/16;object-fit:cover;transition:transform .4s}
.ad-thumb:hover img{transform:scale(1.03)}
.ad-play{position:absolute;inset:0;margin:auto;width:58px;height:58px;border-radius:50%;background:rgba(255,253,249,.94);color:var(--accent-deep);display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(30,20,10,.3);transition:transform .2s}
.ad-thumb:hover .ad-play{transform:scale(1.08)}
.ad-play .icon{width:22px;height:22px;margin-left:3px}
.ad-len{position:absolute;right:10px;bottom:10px;font-size:11px;font-weight:600;color:#fff;background:rgba(29,42,33,.78);padding:3px 8px;border-radius:12px}
.ad-kind{display:block;font-size:10px;font-weight:700;letter-spacing:1.5px;color:var(--green)}
.ad-body h3{font-size:23px;line-height:1.25;margin:10px 0 8px}
.ad-for{font-size:13.5px;color:var(--muted);line-height:1.7;margin:0}
.ad-script{margin:18px 0 0;padding:15px 18px;background:var(--paper);border-left:3px solid var(--accent);border-radius:0 8px 8px 0}
.ad-script small{display:block;font-size:9.5px;font-weight:700;letter-spacing:1.4px;color:var(--accent-deep);margin-bottom:6px}
.ad-script p{margin:0;font-family:var(--serif);font-size:15px;line-height:1.6;font-style:italic;font-weight:480}
.ad-specs{display:flex;flex-wrap:wrap;gap:6px 28px;margin:18px 0 14px}
.ad-specs dt{font-size:9.5px;font-weight:700;letter-spacing:1.3px;color:var(--muted);text-transform:uppercase}
.ad-specs dd{margin:2px 0 0;font-size:14px;font-weight:600}
.ad-fine{display:flex;gap:12px;align-items:flex-start;margin:24px 0 0;font-size:13px;line-height:1.7;color:var(--muted)}
.ad-fine>span:first-child{color:var(--green);flex-shrink:0;margin-top:1px}
.ad-fine .icon{width:18px;height:18px}

/* ---------- pipeline ---------- */
.av-pipeline .section-heading p{max-width:430px}
.pipe-grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:40px 28px}
.pipe-grid li{display:flex;flex-direction:column}
.pipe-num{display:flex;justify-content:space-between;align-items:center;gap:10px;padding-bottom:14px;border-bottom:1px solid #3c4c40;color:#e9a583;font:560 13px/1.2 var(--serif)}
.pipe-only{font:600 8.5px/1.4 var(--sans);letter-spacing:1.2px;color:var(--on-dark-muted);border:1px solid #44524a;border-radius:20px;padding:3px 8px}
.pipe-grid h3{font-size:17px;margin:18px 0 8px;color:#fdfcf8}
.pipe-grid p{font-size:12.5px;line-height:1.8;color:var(--on-dark-muted);margin:0 0 16px;flex:1}
.pipe-watch{display:flex;flex-wrap:wrap;gap:6px}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:600;padding:7px 11px;border-radius:20px;border:1px solid #4a5a4f;color:var(--on-dark);transition:border-color .15s,background .15s}
.chip:hover{border-color:#e9a583;background:rgba(233,165,131,.08)}
.chip .icon{width:11px;height:11px;color:#e9a583}
.av-pipeline .handover-note{display:flex;align-items:center;margin-top:44px}

/* ---------- walkthrough ---------- */
.av-walk .section-heading p{max-width:440px}
.wt-grid{display:grid;grid-template-columns:minmax(0,1.8fr) minmax(0,1fr);gap:20px}
.wt-player{margin:0;align-self:start;background:var(--dark-deep);border-radius:14px;padding:10px;box-shadow:0 30px 60px -30px rgba(30,20,10,.5)}
.wt-player video{display:block;width:100%;aspect-ratio:16/9;border-radius:8px;background:#0d0f0c}
.wt-player figcaption{display:flex;justify-content:space-between;gap:12px;padding:11px 6px 3px;font-size:11.5px;color:var(--on-dark-muted)}
#wt-now{color:#e9a583;font-weight:600;text-align:right}
.wt-side{position:relative;min-height:320px}
.wt-chapters{position:absolute;inset:0;overflow:auto;overscroll-behavior:contain;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:4px 8px 10px}
.wt-chapters ul{list-style:none;margin:0;padding:0}
.wt-part{position:sticky;top:-4px;margin:0;padding:14px 10px 6px;background:var(--card);font-size:9.5px;font-weight:700;letter-spacing:1.4px;color:var(--green)}
.wt-chapters button{display:flex;gap:12px;align-items:baseline;width:100%;text-align:left;padding:7px 10px;border-radius:7px;font-size:13px;line-height:1.45;transition:background .15s}
.wt-chapters button:hover{background:var(--paper-deep)}
.wt-chapters button[aria-current="true"]{background:var(--accent-soft);color:var(--accent-deep);font-weight:600}
.wt-chapters time{flex-shrink:0;min-width:32px;font-size:11.5px;font-variant-numeric:tabular-nums;color:var(--muted)}
.wt-chapters button[aria-current="true"] time{color:var(--accent-deep)}

/* ---------- where they go ---------- */
.where-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.where-grid .scope-card p{margin:0;font-size:13px;line-height:1.65;color:#4a4f45}

/* ---------- ad player dialog ---------- */
.ad-dialog{width:min(calc(100% - 36px),420px,calc(76vh * .5625));width:min(calc(100% - 36px),420px,calc(76dvh * .5625));background:var(--dark-deep);border-color:var(--dark-deep);color:var(--on-dark)}
.ad-dialog video{display:block;width:100%;aspect-ratio:9/16;background:#000}
.ad-dialog-meta{padding:13px 20px 17px}
.ad-dialog-meta .ad-kind{color:#9fc3a8}
.ad-dialog h2{font-size:21px;margin:5px 0 0;color:#fdfcf8}
.ad-dialog .close-button{background:rgba(250,247,242,.92);border-color:transparent;color:var(--ink)}

/* ---------- responsive ---------- */
@media(max-width:1100px){
  .ad-grid{grid-template-columns:1fr}
  .ad-card{grid-template-columns:minmax(0,210px) minmax(0,1fr)}
  .where-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(min-width:641px) and (max-width:900px){.av-note{display:none}}
@media(max-width:900px){
  .pipe-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px 24px}
  .wt-grid{grid-template-columns:1fr}
  .wt-side{min-height:0}
  .wt-chapters{position:static;padding-bottom:6px}
  .wt-chapters ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 8px}
  .wt-part{position:static}
}
@media(max-width:640px){
  .phone-stack{aspect-ratio:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;max-width:420px}
  .phone{position:static;width:auto}
  .phone-front{transform:rotate(-2deg)}
  .phone-back{transform:rotate(2deg);margin-top:22px}
  .phone-screen{padding:5px;border-radius:22px}
  .phone-screen video{border-radius:18px}
  .phone-sound{bottom:12px;padding:6px 10px;font-size:10px;gap:5px}
  .phone-sound .icon{width:11px;height:11px}
  .phone figcaption{font-size:10.5px;margin-top:9px}
  .av-note{position:relative;right:auto;bottom:auto;grid-column:1/-1;justify-self:center;margin-top:4px;transform:rotate(-1deg)}
  .av-hero .hero-art-foot{flex-wrap:wrap}
  .ad-card{display:block;padding:20px}
  .ad-thumb{max-width:230px;margin:0 auto 20px}
  .ad-body h3{font-size:22px}
  .ad-fine{font-size:12px}
  .pipe-grid{grid-template-columns:1fr;gap:30px}
  .pipe-grid p{margin-bottom:14px}
  .wt-player{padding:6px;border-radius:10px}
  .wt-player video{border-radius:6px}
  .wt-player figcaption{flex-direction:column;gap:2px}
  #wt-now{text-align:left}
  .wt-chapters ul{grid-template-columns:1fr}
  .where-grid{grid-template-columns:1fr;gap:12px}
  .where-grid .scope-card{display:grid;grid-template-columns:auto 1fr;column-gap:14px;align-items:center;padding:20px}
  .where-grid .scope-card h3{margin:0}
  .where-grid .scope-card p{grid-column:1/-1;margin-top:12px}
}
@media(prefers-reduced-motion:reduce){.phone,.phone-stack:hover .phone{transition:none}}