:root{
  --bg:#07070c; --ink:#f4f4f8; --muted:#a4a4b8; --line:rgba(255,255,255,.10);
  --blue:#4d78e6; --blue-2:#3f68d6; --card:#ffffff; --panel:#11111a;
  --r:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.55 Inter,system-ui,sans-serif;overflow-x:hidden}
h1,h2,h3,h4,.cap,.b b,.kpis b,.btn,.top{font-family:Sora,Inter,sans-serif}
a{color:inherit}

/* chromatic light streaks, like the reference */
.streaks{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.streaks i{position:absolute;border-radius:50%;filter:blur(2px);opacity:.85}
.streaks i::after{content:"";position:absolute;inset:-14px;border-radius:50%;filter:blur(28px);background:inherit;opacity:.55}
.s1{width:1100px;height:1100px;left:-620px;bottom:-760px;
  background:conic-gradient(from 200deg,transparent 0 40%,#6a3cff 48%,#b44dff 52%,#2c6bff 56%,transparent 64%);
  -webkit-mask:radial-gradient(closest-side,transparent 86%,#000 88%,#000 92%,transparent 95%);mask:radial-gradient(closest-side,transparent 86%,#000 88%,#000 92%,transparent 95%)}
.s2{width:1300px;height:1300px;right:-760px;top:-820px;
  background:conic-gradient(from 20deg,transparent 0 46%,#ff7a4d 49%,#c24bff 53%,#5a3cff 58%,transparent 66%);
  -webkit-mask:radial-gradient(closest-side,transparent 84%,#000 87%,#000 91%,transparent 94%);mask:radial-gradient(closest-side,transparent 84%,#000 87%,#000 91%,transparent 94%)}
.s3{width:900px;height:900px;right:-520px;bottom:-560px;
  background:conic-gradient(from 300deg,transparent 0 40%,#3a2cff 50%,#9b4dff 56%,transparent 64%);
  -webkit-mask:radial-gradient(closest-side,transparent 85%,#000 88%,#000 92%,transparent 95%);mask:radial-gradient(closest-side,transparent 85%,#000 88%,#000 92%,transparent 95%)}

header.top,section,footer{position:relative;z-index:1}
header.top{display:flex;justify-content:space-between;align-items:flex-start;padding:28px clamp(16px,5vw,64px) 0;font-size:13px}
.top .who{font-weight:600;letter-spacing:.02em}
.top .tag{color:var(--muted);text-align:right;line-height:1.35}

section{padding:56px clamp(16px,5vw,64px);max-width:1280px;margin:0 auto}
h2{font-size:clamp(26px,3.4vw,40px);font-weight:600;margin:0 0 10px;letter-spacing:-.01em}
h2 .n{display:inline-block;font-size:.42em;color:var(--blue);border:1px solid var(--blue);border-radius:99px;padding:3px 10px;margin-right:12px;vertical-align:middle}
.sub{color:var(--muted);max-width:820px;margin:0 0 28px}
.muted{color:var(--muted)}

/* hero */
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding-top:40px}
h1{font-size:clamp(36px,5.2vw,64px);line-height:1.05;margin:0 0 18px;font-weight:600;letter-spacing:-.02em}
h1 span{display:block;color:#cfd6ff;font-weight:500;font-size:.62em;line-height:1.2;margin-top:10px}
.lede{color:var(--muted);font-size:17px;max-width:560px}
.kpis{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:26px 0;max-width:560px}
.kpis div{background:var(--blue);border-radius:18px;padding:14px 16px}
.kpis b{display:block;font-size:28px;line-height:1.1;font-weight:600}
.kpis span{font-size:13px;opacity:.9}
.ctas{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--blue);color:#fff;text-decoration:none;padding:12px 18px;border-radius:99px;font-size:14px;font-weight:600}
.btn.ghost{background:transparent;border:1px solid var(--blue);color:#cfd9ff}

/* ad summary cards (reference layout) */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:34px 28px}
.adcard{margin:0}
.stage{position:relative;padding:34px 84px 26px 92px}
.photo{display:block;position:relative;background:var(--card);border-radius:var(--r);overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.45)}
.photo img{width:100%;height:auto;display:block}
.tt .photo{aspect-ratio:9/14}
.tt .photo img{height:100%;object-fit:cover}
.play{position:absolute;inset:auto auto 14px 14px;width:40px;height:40px;border-radius:50%;background:rgba(0,0,0,.55);display:grid;place-items:center;font-size:15px;color:#fff}
.arrow{position:absolute;top:14px;left:calc(50% - 4px);width:30px;height:30px;border-radius:50%;background:var(--blue);display:grid;place-items:center;font-size:15px;color:#fff}
.b{position:absolute;background:var(--blue);color:#fff;border-radius:16px;padding:10px 14px;box-shadow:0 12px 30px rgba(20,30,90,.35)}
.b small{display:block;font-size:12px;opacity:.95;line-height:1.2}
.b b{display:block;font-size:24px;line-height:1.15;font-weight:600;margin-bottom:4px;white-space:nowrap}
.b b:last-child{margin-bottom:0}
.b-left{left:0;top:30%;min-width:150px}
.b-tr{right:0;top:6px}
.b-mr{right:0;top:44%}
.b-br{right:0;bottom:6px}
.tail::after{content:"";position:absolute;left:18px;bottom:-9px;border:10px solid transparent;border-top-color:var(--blue);border-bottom:0}
figcaption{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;padding:0 84px 0 92px}
.cap{font-size:17px;line-height:1.25;font-weight:500;flex:1 1 auto}
.pill{border:1px solid var(--blue);color:#cfd9ff;background:rgba(77,120,230,.18);border-radius:99px;padding:3px 12px;font-size:12px}
figcaption p{flex-basis:100%;margin:0;color:var(--muted);font-size:14px}
.hero-card .stage{padding:40px 96px 30px 110px}

/* test log */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px;background:rgba(17,17,26,.7)}
table{border-collapse:collapse;width:100%}
.log th,.log td{padding:14px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line);font-size:14px}
.log th{color:var(--muted);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.08em}
.log td.res{color:#cfd9ff;white-space:nowrap}
.log tr:last-child td{border-bottom:0}

/* process */
.process{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;counter-reset:p}
.process li{background:rgba(17,17,26,.75);border:1px solid var(--line);border-radius:18px;padding:18px;counter-increment:p}
.process li b{display:block;font-family:Sora,sans-serif;font-weight:600;margin-bottom:6px}
.process li b::before{content:counter(p,decimal-leading-zero);color:var(--blue);margin-right:8px}
.process li p{margin:0;color:var(--muted);font-size:14px}

/* spec tabs */
.tabs>input{position:absolute;opacity:0}
.tabs>label{display:inline-block;padding:10px 18px;border-radius:99px;border:1px solid var(--blue);margin:0 8px 18px 0;cursor:pointer;font-family:Sora,sans-serif;font-weight:600;font-size:14px;color:#cfd9ff}
#t1:checked+label,#t2:checked+label{background:var(--blue);color:#fff}
.panel{display:none;background:rgba(17,17,26,.8);border:1px solid var(--line);border-radius:22px;padding:clamp(16px,3vw,32px)}
#t1:checked~#p1,#t2:checked~#p2{display:block}
.panel h3{font-size:20px;margin:30px 0 12px}
.what{font-size:16px;margin:0 0 18px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.box{background:#0b0b12;border:1px solid var(--line);border-radius:16px;padding:16px}
.box h4{margin:0 0 8px;font-size:14px;color:#cfd9ff}
.box ul{margin:0;padding-left:18px}
.box li{font-size:14px;margin-bottom:8px}
.ev{display:block;color:var(--muted);font-size:13px;font-style:italic}
.angles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.angle{background:var(--blue);border-radius:16px;padding:14px 16px}
.angle p{margin:6px 0;font-size:14px}
.angle span{font-size:12px;opacity:.85}
.hooks{margin:0;padding-left:22px}
.hooks li{margin-bottom:8px}
.fmt{display:inline-block;font-size:11px;border:1px solid var(--blue);border-radius:99px;padding:1px 8px;margin-left:6px;color:#cfd9ff}
.script{border:1px solid var(--line);border-radius:16px;overflow:hidden;margin-bottom:16px}
.script-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px;padding:12px 16px;background:#0b0b12}
.script-head span{color:var(--muted);font-size:13px}
.beats{font-size:14px}
.beats th,.beats td{padding:10px 14px;border-top:1px solid var(--line);text-align:left;vertical-align:top}
.beats th{color:var(--muted);font-weight:500;font-size:12px}
.beats td.t{white-space:nowrap;color:#cfd9ff}
.cta{margin:0;padding:10px 16px;border-top:1px solid var(--line);font-size:14px}
.kv th,.kv td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px}
.kv th{width:200px;color:#cfd9ff;font-weight:500}
.kv ul{margin:0;padding-left:18px}
.kv .kv{margin-top:6px}
.src{color:var(--muted);font-size:12px;margin-top:22px}
.src a{color:#cfd9ff}

.contact{text-align:center;padding-bottom:80px}
.contact h2{margin-bottom:22px}
.contact .btn{margin:6px}
footer{text-align:center;color:var(--muted);font-size:12px;padding:0 0 30px}

@media (max-width:980px){
  .hero{grid-template-columns:minmax(0,1fr)}
  .hero>*{min-width:0}
}
@media (max-width:640px){
  .cards{grid-template-columns:1fr}
  .stage,.hero-card .stage{padding:0}
  .b,.arrow{position:static}
  .arrow{display:none}
  .stage{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .photo{grid-column:1/-1}
  .b-left{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,auto);column-gap:14px;align-items:end}
  .b-left small{grid-row:1}.b-left b{grid-row:2}
  .b-br{grid-column:1/-1}
  .tail::after{display:none}
  figcaption{padding:12px 0 0}
  .grid3,.angles{grid-template-columns:1fr}
  .kv th{width:120px}
  .kpis b{font-size:22px}
}

.spec-note{font-size:12px;color:var(--muted);border:1px dashed var(--line);border-radius:12px;padding:8px 12px;margin:0 0 6px}
.prods{list-style:none;padding:0;margin:0 0 12px;display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.prods li{background:#0b0b12;border:1px solid var(--line);border-radius:14px;padding:12px 14px;font-size:14px}
.prods li span{display:block;color:var(--muted);font-size:13px;margin-top:4px}
.tablewrap.flat{border-radius:14px;background:transparent}
.box h4+ul{margin-bottom:8px}
.box>ul>li{font-size:14px;margin-bottom:8px}
.hooks .ev{font-style:normal}
.focus{background:rgba(77,120,230,.14);border:1px solid var(--blue);border-radius:14px;padding:12px 14px;font-size:14px;margin:14px 0 0}