/* Homepage AI works section (2026-10-20): featured film, then three service rows. */
.ai-works{--ai-accent:#d3ef86;padding-block:140px 150px;scroll-margin-top:0}
.ai-works .wrap{max-width:1760px}
.ai-works .mono{font-size:10px;letter-spacing:.11em;color:var(--muted)}

.ai-head{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end;margin-bottom:56px}
.ai-head .mono{margin-bottom:22px}
.ai-head h2{font-size:clamp(68px,8.5vw,148px);font-weight:400;letter-spacing:-.065em;line-height:1.05;margin:0;white-space:nowrap}
.ai-head h3{font-size:clamp(26px,2.4vw,40px);font-weight:400;letter-spacing:-.04em;line-height:1.3;margin:0 0 14px}
.ai-head p{font-size:15px;line-height:1.8;color:var(--muted);margin:0 0 26px}
.ai-lines{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line)}
.ai-lines a{padding:14px 0 0 16px;font-size:13px;border-left:1px solid var(--line);line-height:1.5;transition:color .2s}
.ai-lines a:first-child{border-left:0;padding-left:0}
.ai-lines a:hover{color:#fff}
.ai-lines b{display:block;font-weight:400;font-size:28px;letter-spacing:-.04em;margin-bottom:2px}
.ai-lines span{display:block;color:var(--muted);font-size:11px}

/* badges */
.ai-badge{display:inline-flex;align-items:center;font-size:11px;line-height:1;padding:7px 10px;border-radius:999px;background:#ffffff1f;border:1px solid #ffffff2b;color:#fff;letter-spacing:.04em;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);white-space:nowrap}
.ai-badge.is-biz{background:var(--ink);color:#141414;border-color:var(--ink)}

/* featured film */
.ai-hero{position:relative;overflow:hidden;border-radius:6px;aspect-ratio:2.1/1;background:#000;isolation:isolate}
.ai-hero-media,.ai-hero-media img,.ai-hero-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ai-hero-media video{opacity:0;transition:opacity .4s}
.ai-hero.is-playing .ai-hero-media video{opacity:1}
.ai-hero:after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,#0a0a0ae6 0%,#0a0a0a99 30%,transparent 52%)}
.ai-hero-copy{position:absolute;z-index:2;left:clamp(22px,3.4vw,56px);bottom:25%;max-width:min(520px,36%)}
.ai-hero-copy .ai-badge{margin-bottom:18px}
.ai-hero-copy h3{font-size:clamp(34px,4vw,64px);font-weight:400;letter-spacing:-.05em;line-height:1.1;margin:0 0 6px;color:#fff}
.ai-hero-sub{font-size:17px;color:#d8d7cd;margin:0 0 18px}
.ai-hero-result{font-size:14px;color:#c9c8bf;line-height:1.8;margin:0 0 22px}
.ai-credits{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:12px;color:#bdbcb3;border-top:1px solid #ffffff26;padding-top:14px}
.ai-credits b{color:#fff;font-weight:500;margin-right:6px}
.ai-hero-actions{position:absolute;z-index:2;right:clamp(18px,2.6vw,40px);top:clamp(18px,2.6vw,40px);display:flex;gap:10px}
.ai-pill{height:40px;padding:0 15px;border-radius:999px;background:#ffffff1f;border:1px solid #ffffff33;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:#fff;font-size:12px;display:inline-flex;align-items:center;gap:8px;transition:background .2s}
.ai-pill:hover,.ai-pill[aria-pressed="true"]{background:#ffffff38}
.ai-progress{position:absolute;z-index:2;left:0;right:0;bottom:0;height:3px;background:#ffffff1a}
.ai-progress i{display:block;height:100%;width:0;background:var(--ink)}

/* rows */
.ai-row{margin-top:110px;scroll-margin-top:110px}
.ai-row-head{display:grid;grid-template-columns:220px 1fr auto;gap:40px;align-items:end;border-top:1px solid var(--line);padding-top:22px;margin-bottom:30px}
.ai-row-head h3{font-size:clamp(26px,2.4vw,38px);font-weight:400;letter-spacing:-.04em;margin:0}
.ai-row-head p{margin:0;font-size:13px;color:var(--muted);max-width:420px;line-height:1.8;text-align:right}
.ai-grid{display:grid;gap:44px 26px}
.ai-grid.is-g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.ai-grid.is-g3{grid-template-columns:repeat(3,minmax(0,1fr))}

.ai-card2{min-width:0}
.ai-frame{position:relative;display:block;width:100%;padding:0;border:0;aspect-ratio:16/9;overflow:hidden;border-radius:4px;background:#0d0d0d;isolation:isolate;cursor:pointer;text-align:left}
.ai-frame .ai-fg,.ai-frame video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ai-frame.is-contain .ai-fg,.ai-frame.is-contain video{object-fit:contain}
.ai-frame .ai-bg{position:absolute;inset:-24px;width:calc(100% + 48px);height:calc(100% + 48px);max-width:none;object-fit:cover;filter:blur(22px) brightness(.45);z-index:-1}
.ai-frame video{z-index:0}
.ai-frame .ai-badge{position:absolute;left:12px;top:12px;z-index:2}
.ai-dur{position:absolute;z-index:2;right:12px;bottom:12px;font-family:monospace;font-size:11px;color:#fff;background:#0009;padding:5px 7px;border-radius:3px}
.ai-frame:after{content:"";position:absolute;inset:0;z-index:1;border-radius:4px;box-shadow:inset 0 0 0 1px #ffffff14;transition:box-shadow .25s}
.ai-card2.is-previewing .ai-frame:after,.ai-frame:focus-visible:after{box-shadow:inset 0 0 0 1px #e4e3d999}
.ai-card2 h4{font-size:19px;font-weight:500;letter-spacing:-.02em;line-height:1.45;margin:18px 0 6px}
.ai-result{font-size:14px;color:var(--ink);margin:0 0 10px;line-height:1.7}
.ai-result em{font-style:normal;color:var(--ai-accent)}
.ai-tools{font-family:"SFMono-Regular",Consolas,monospace;font-size:10.5px;letter-spacing:.05em;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px 14px;border-top:1px solid var(--line);padding-top:10px}
.ai-tools a{margin-left:auto;color:var(--ink)}
.ai-tools a:hover{color:#fff;text-decoration:underline}
.ai-card2.is-technique .ai-tools{align-items:center;gap:7px 8px}
.ai-card2.is-technique .ai-tools>span{color:var(--ink);font-family:inherit;letter-spacing:0;border:1px solid #ffffff26;background:#ffffff08;padding:4px 8px;border-radius:4px;line-height:1.4}
.ai-technique-link{display:inline-flex;align-items:center;gap:18px;margin-top:14px;padding:3px 0;background:none;border:0;color:var(--ai-accent);font:inherit;font-size:12px;cursor:pointer}
.ai-technique-link:hover{text-decoration:underline;text-underline-offset:4px}
.ai-technique-link:focus-visible{outline:1px solid var(--ai-accent);outline-offset:5px}
.ai-clip-media{position:relative}
.ai-clip-nav{position:absolute;z-index:3;top:50%;left:12px;right:12px;transform:translateY(-50%);display:flex;justify-content:space-between;align-items:center;pointer-events:none}
.ai-clip-nav button{display:grid;place-items:center;width:40px;height:40px;padding:0;border:1px solid #ffffff38;border-radius:50%;background:#ffffff08;color:var(--ink);font:inherit;font-size:20px;cursor:pointer;touch-action:manipulation;pointer-events:auto}
.ai-clip-nav button:hover{background:#ffffff18;border-color:#ffffff80}
.ai-clip-nav button:focus-visible{outline:2px solid var(--ai-accent,#d3ef86);outline-offset:3px}
.ai-clip-label{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:4px 10px;min-width:0;min-height:40px;margin-top:12px;color:var(--ink);font-size:12px;line-height:1.5;text-align:center}
.ai-clip-label b{font-family:monospace;font-weight:400;font-size:11px;color:var(--muted)}

/* before / after feature */
.ai-feature{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:48px;align-items:center}
.ai-ba{position:relative;aspect-ratio:648/364;overflow:hidden;border-radius:4px;background:#0d0d0d;touch-action:pan-y;user-select:none;-webkit-user-select:none}
.ai-ba img,.ai-ba video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.ai-ba-before{position:absolute;inset:0;z-index:1;clip-path:inset(0 calc(100% - var(--pos)) 0 0)}
.ai-ba-handle{position:absolute;z-index:2;top:0;bottom:0;left:var(--pos);width:2px;margin-left:-1px;background:#fff;pointer-events:none}
.ai-ba-handle:after{content:"‹ ›";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:40px;height:40px;border-radius:50%;background:#fff;color:#141414;display:grid;place-items:center;font-size:15px;font-weight:600;box-shadow:0 4px 18px #0006}
.ai-ba-lab{position:absolute;z-index:3;bottom:12px;font-family:monospace;font-size:10px;letter-spacing:.1em;color:#fff;background:#000a;padding:5px 8px;border-radius:3px;pointer-events:none}
.ai-ba-lab.is-before{left:12px}.ai-ba-lab.is-after{right:12px}
.ai-ba .ai-badge{position:absolute;left:12px;top:12px;z-index:3;pointer-events:none}
.ai-ba-range{position:absolute;inset:0;z-index:4;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;-webkit-appearance:none;appearance:none}
.ai-ba-range:focus-visible+.ai-badge,.ai-ba:focus-within .ai-ba-handle:after{outline:3px solid #745d9e;outline-offset:3px}
.ai-ba-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:12px}
.ai-ba-tab{display:flex;gap:10px;align-items:center;text-align:left;font-size:12px;color:var(--muted);background:transparent;border:1px solid var(--line);border-radius:4px;padding:10px 12px;transition:color .2s,border-color .2s}
.ai-ba-tab b{font-family:monospace;font-weight:400}
.ai-ba-tab[aria-pressed="true"],.ai-ba-tab:hover{color:var(--ink);border-color:#e4e3d980}
.ai-feature-copy h4{font-size:30px;font-weight:400;letter-spacing:-.03em;margin:14px 0 10px}
.ai-feature-copy .ai-result{font-size:16px}
.ai-fixes{list-style:none;padding:0;margin:22px 0 26px}
.ai-fixes li{display:flex;gap:16px;font-size:13px;line-height:1.6;color:#cfcec5;padding:12px 0;border-bottom:1px solid var(--line)}
.ai-fixes b{font-family:monospace;font-weight:400;color:var(--muted)}
.ai-more{background:none;border:0;padding:0;color:var(--ink);font-size:13px;display:inline-flex;gap:10px;border-bottom:1px solid currentColor;padding-bottom:4px}
.ai-more:hover{color:#fff}

.ai-legend{margin-top:90px;border-top:1px solid var(--line);padding-top:22px;display:flex;flex-wrap:wrap;gap:12px 14px;font-size:12px;color:var(--muted);align-items:center}
.ai-legend .ai-badge{font-size:10px}
.ai-legend .ai-badge+span{margin-right:14px}
.ai-legend-hint{margin-left:auto}

@media(min-width:1650px){.ai-card2 h4{font-size:21px}.ai-result{font-size:15px}}
@media(max-width:1050px) and (min-width:761px){
  .ai-head{grid-template-columns:1fr;gap:28px}
  .ai-row-head{grid-template-columns:1fr auto;gap:10px 30px}.ai-row-head .mono{grid-column:1/-1}
  .ai-grid.is-g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ai-feature{grid-template-columns:1fr;gap:28px}
}
@media(max-width:760px){
  .ai-works{padding-block:90px 100px}
  .ai-head{grid-template-columns:1fr;gap:26px;margin-bottom:34px}
  .ai-head h2{font-size:64px}
  .ai-head h3{font-size:26px}
  .ai-head p{font-size:14px}
  .ai-lines a{padding-left:10px;font-size:12px}
  .ai-lines b{font-size:22px}
  .ai-lines span{display:none}
  .ai-hero-copy h3{font-size:34px}
  .ai-hero-sub{font-size:14px;margin-bottom:12px}
  .ai-credits{font-size:11px;gap:6px 14px}
  .ai-hero-actions{top:16px;right:16px;bottom:auto}
  .ai-hero-actions .ai-pill:not([data-ai-sound]){display:none}
  .ai-pill{height:34px;padding:0 12px;font-size:11px}
  .ai-row{margin-top:70px}
  .ai-row-head{grid-template-columns:1fr;gap:6px;margin-bottom:22px}
  .ai-row-head p{text-align:left}
  .ai-grid.is-g2,.ai-grid.is-g3{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;margin-right:calc(var(--gutter)*-1);padding-right:var(--gutter)}
  .ai-grid::-webkit-scrollbar{display:none}
  .ai-grid .ai-card2{flex:0 0 84%;scroll-snap-align:start}
  .ai-card2 h4{font-size:17px}
  .ai-result{font-size:13px}
  .ai-feature{grid-template-columns:1fr;gap:20px}
  .ai-ba-tabs{grid-template-columns:1fr}
  .ai-feature-copy h4{font-size:22px}
  .ai-fixes li{font-size:12px}
  .ai-legend{margin-top:60px}
  .ai-legend-hint{margin-left:0;width:100%}
}
@media(max-width:1050px){
  .ai-hero{aspect-ratio:auto;background:none;overflow:visible;border-radius:0}
  .ai-hero:after{display:none}
  .ai-hero-media{position:relative;aspect-ratio:2.1/1;border-radius:6px;overflow:hidden;background:#000}
  .ai-hero-copy{position:static;max-width:none;padding-top:22px}
  .ai-hero-copy .ai-badge{margin-bottom:14px}
  .ai-hero-actions{position:absolute;top:12px;right:12px;bottom:auto}
  .ai-progress{display:none}
}
@media(prefers-reduced-motion:reduce){.ai-hero-media video{transition:none}}

/* Approved category navigation; shared works remain single DOM instances. */
.ai-tabs{display:flex;align-items:center;margin-top:24px;gap:0;max-width:100%;overflow-x:auto;scrollbar-width:thin}
.ai-tabs button{position:relative;flex:0 0 auto;border:0;border-right:1px solid var(--line);border-radius:0;background:none;color:var(--ink);font:inherit;font-size:clamp(13px,1.4vw,22px);line-height:1.5;padding:0 22px 12px;white-space:nowrap;cursor:pointer}
.ai-tabs button:first-child{padding-left:0}.ai-tabs button:last-child{border-right:0;padding-right:0}
.ai-tabs button[aria-selected="true"]{color:var(--ai-accent)}
.ai-tabs button[aria-selected="true"]:after{content:"";position:absolute;bottom:0;left:22px;right:22px;height:2px;background:currentColor}
.ai-tabs button:first-child:after{left:0}.ai-tabs button:last-child:after{right:0}
.ai-tabs button:focus-visible{outline:2px solid var(--ai-accent);outline-offset:-2px}
.ai-head{margin-bottom:24px}.ai-head>div{min-width:0}
#ai-content>[hidden]{display:none!important}
#ai-content:focus-visible{outline:1px solid var(--ai-accent);outline-offset:8px}
@media(min-width:1051px){.ai-head{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px}.ai-tabs button{padding-left:16px;padding-right:16px}.ai-tabs button[aria-selected="true"]:after{left:16px;right:16px}.ai-tabs button:first-child:after{left:0}.ai-tabs button:last-child:after{right:0}}
@media(max-width:760px){.ai-tabs{margin-top:22px}.ai-tabs button{padding:0 13px 12px;font-size:14px}.ai-tabs button[aria-selected="true"]:after{left:13px;right:13px}.ai-tabs button:first-child:after{left:0}.ai-tabs button:last-child:after{right:0}}

#ai-content:not([data-category="all"])>.ai-row{margin-top:0}