:root{
  --navy:#031E53; --navy-2:#0B2F77; --ink:#0D1424; --muted:#626A7A; --line:#E6E3DD;
  --bg:#F6F4F0; --card:#FFFFFF; --soft:#EEF2F9; --ok:#1E7B4F;
  --r:22px; --shadow:0 18px 50px rgba(3,30,83,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--ink);font-family:Manrope,system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
.hidden{display:none!important}

.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:14px;height:64px;padding:0 20px;background:rgba(246,244,240,.86);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;color:var(--navy)}
.logo{width:78px;height:38px;color:var(--navy)}
.top-tag{font-size:13px;font-weight:700;color:var(--muted);padding-left:14px;border-left:1px solid var(--line)}
.top-help{margin-left:auto;font-size:14px;font-weight:700;color:var(--navy);padding:9px 14px;border-radius:999px;border:1px solid var(--line);background:#fff}

.layout{max-width:1240px;margin:0 auto;padding:22px 20px 40px;display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:26px;align-items:start}
.stage-wrap{position:sticky;top:86px}
.stage{position:relative;aspect-ratio:4/3;border-radius:28px;overflow:hidden;background:radial-gradient(120% 90% at 50% 0%,#ffffff 0%,#eef1f6 55%,#e3e8f1 100%);box-shadow:var(--shadow)}
#video{display:none}
#canvas{position:absolute;inset:0;width:100%;height:100%;display:block}

.start{position:absolute;inset:0;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:clamp(24px,6vw,64px);background:
  url(frames/f2.png) right -6% top 18% / 46% auto no-repeat,
  url(frames/f5.png) right 2% bottom 16% / 38% auto no-repeat,
  radial-gradient(120% 90% at 50% 0%,#ffffff 0%,#eef1f6 60%,#e3e8f1 100%)}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--navy-2);margin-bottom:12px}
.start h1{font-size:clamp(28px,4.2vw,50px);line-height:1.04;letter-spacing:-.03em;font-weight:800;color:var(--navy);max-width:12ch}
.lead{margin-top:14px;max-width:42ch;font-size:clamp(14px,1.4vw,17px);line-height:1.5;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:54px;padding:0 26px;border-radius:999px;font-weight:800;font-size:16px;text-decoration:none;transition:transform .15s,box-shadow .2s,background .2s}
.btn:active{transform:scale(.97)}
.btn svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8}
.btn-main{background:var(--navy);color:#fff;box-shadow:0 12px 28px rgba(3,30,83,.28)}
.btn-main:hover{background:var(--navy-2)}
.btn-ghost{background:#fff;color:var(--navy);border:1px solid var(--line)}
.btn-text{height:auto;padding:10px;color:var(--muted);font-weight:700;font-size:15px}
.start .btn-main{margin-top:26px}
.alt{margin-top:14px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.models{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--muted)}
.model{width:46px;height:46px;border-radius:50%;overflow:hidden;border:2px solid #fff;box-shadow:0 4px 12px rgba(3,30,83,.18);transition:transform .15s}
.model:hover{transform:translateY(-2px)}
.model img{width:100%;height:100%;object-fit:cover;object-position:50% 22%}
.privacy{margin-top:22px;font-size:12px;color:var(--muted);max-width:40ch}

.loader{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:rgba(246,244,240,.72);backdrop-filter:blur(6px);font-weight:700;color:var(--navy)}
.spin{width:36px;height:36px;border-radius:50%;border:3px solid rgba(3,30,83,.15);border-top-color:var(--navy);animation:sp 0.9s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
.hint{position:absolute;left:50%;top:18px;transform:translateX(-50%);background:rgba(13,20,36,.72);color:#fff;font-size:14px;font-weight:700;padding:9px 16px;border-radius:999px;white-space:nowrap}

.measure{position:absolute;left:16px;top:16px;min-width:190px;padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(3,30,83,.14)}
.m-row{display:flex;justify-content:space-between;gap:14px;font-size:13px;line-height:1.7}
.m-cap{color:var(--muted);font-weight:600}
.m-row b{color:var(--navy);font-weight:800}
.m-bar{margin-top:8px;height:4px;border-radius:4px;background:#E4E8F0;overflow:hidden}
.m-bar i{display:block;height:100%;width:0;background:var(--navy);transition:width .2s}

.stage-tools{position:absolute;right:16px;top:16px;display:flex;gap:8px}
.round{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.92);box-shadow:0 6px 18px rgba(3,30,83,.14)}
.round svg{width:20px;height:20px;fill:none;stroke:var(--navy);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.round.on{background:var(--navy)} .round.on svg{stroke:#fff}
.split-line{position:absolute;inset:0;pointer-events:none}
.split-line::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;background:#fff;box-shadow:0 0 12px rgba(0,0,0,.25)}
.split-line span{position:absolute;bottom:92px;font-size:12px;font-weight:800;color:#fff;background:rgba(13,20,36,.55);padding:5px 10px;border-radius:999px}
.split-line span:first-child{right:calc(50% + 10px)} .split-line span:last-child{left:calc(50% + 10px)}

.shutter{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);width:68px;height:68px;border-radius:50%;background:rgba(255,255,255,.35);border:3px solid #fff;display:grid;place-items:center;backdrop-filter:blur(4px)}
.shutter span{width:52px;height:52px;border-radius:50%;background:#fff;transition:transform .12s}
.shutter:active span{transform:scale(.86)}
.frame-name{position:absolute;left:16px;bottom:30px;font-size:14px;font-weight:800;color:var(--navy);background:rgba(255,255,255,.9);padding:8px 14px;border-radius:999px;box-shadow:0 6px 18px rgba(3,30,83,.12)}
.flash{position:absolute;inset:0;background:#fff;opacity:0;pointer-events:none;animation:fl .45s ease-out}
@keyframes fl{0%{opacity:.85}100%{opacity:0}}

.panel{display:flex;flex-direction:column;gap:18px}
.panel-head h2{font-size:22px;font-weight:800;letter-spacing:-.02em;color:var(--navy)}
.panel-head p{font-size:14px;color:var(--muted);margin-top:4px}
.frames{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fcard{position:relative;display:flex;flex-direction:column;align-items:stretch;text-align:left;background:var(--card);border:1.5px solid transparent;border-radius:18px;padding:12px 12px 12px;box-shadow:0 2px 10px rgba(3,30,83,.05);transition:border-color .2s,transform .15s,box-shadow .2s}
.fcard:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(3,30,83,.1)}
.fcard.on{border-color:var(--navy);box-shadow:0 10px 26px rgba(3,30,83,.16)}
.fcard .ph{height:74px;display:grid;place-items:center;background:linear-gradient(180deg,#F7F8FB,#EEF1F6);border-radius:12px;margin-bottom:10px}
.fcard .ph img{width:88%;height:auto;max-height:62px;object-fit:contain}
.fcard b{font-size:14px;font-weight:800;color:var(--ink)}
.fcard span{font-size:12px;color:var(--muted);margin-top:2px;line-height:1.35}
.fcard .tick{position:absolute;right:10px;top:10px;width:22px;height:22px;border-radius:50%;background:var(--navy);display:none;place-items:center}
.fcard.on .tick{display:grid}
.tick svg{width:12px;height:12px;fill:none;stroke:#fff;stroke-width:3}

.looks{background:#fff;border-radius:18px;padding:14px;box-shadow:0 2px 10px rgba(3,30,83,.05)}
.looks-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.looks-head h3{font-size:15px;font-weight:800}
.link{font-weight:800;color:var(--navy);font-size:14px}
.looks-row{display:flex;gap:8px;overflow-x:auto}
.looks-row img{width:74px;height:74px;border-radius:12px;object-fit:cover;flex:none;cursor:pointer}

.info{display:grid;gap:10px;margin-top:4px}
.info-item{display:flex;flex-direction:column;gap:2px;padding:12px 14px;border-radius:14px;background:var(--soft)}
.info-item b{font-size:14px;color:var(--navy)}
.info-item span{font-size:13px;color:var(--muted);line-height:1.4}

.sheet{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:18px;background:rgba(13,20,36,.55);backdrop-filter:blur(6px)}
.sheet-box{width:100%;max-width:440px;max-height:92vh;overflow:auto;background:#fff;border-radius:26px;padding:16px;box-shadow:0 30px 80px rgba(0,0,0,.3)}
.sheet-box.wide{max-width:900px}
.sheet-box h3{font-size:20px;font-weight:800;color:var(--navy);margin:4px 4px 12px}
#shotImg{width:100%;border-radius:18px;display:block}
.sheet-actions{display:grid;gap:10px;margin-top:14px}
.steps{padding-left:22px;display:grid;gap:10px;font-size:15px;line-height:1.5;color:var(--ink)}
.note{margin:14px 0;font-size:13px;color:var(--muted);line-height:1.5}
#help .btn{width:100%}
.compare-head{display:flex;justify-content:space-between;align-items:center}
.compare-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.compare-grid figure{background:var(--bg);border-radius:16px;overflow:hidden}
.compare-grid img{width:100%;display:block}
.compare-grid figcaption{padding:10px 12px;font-size:13px;font-weight:800;color:var(--navy)}
.foot{text-align:center;font-size:12px;color:var(--muted);padding:10px 0 28px}

@media (max-width:980px){
  .layout{grid-template-columns:1fr;padding:12px 12px 32px;gap:16px}
  .stage-wrap{position:relative;top:0}
  .stage{aspect-ratio:auto;height:calc(100svh - 64px - 170px);min-height:460px;max-height:760px;border-radius:24px;scroll-margin-top:72px}
  .start .lead{font-size:14px;margin-top:10px}
  .start .btn-main{margin-top:18px}
  .privacy{margin-top:14px}
  .start{background:
    url(frames/f2.png) right -18% top 6% / 70% auto no-repeat,
    radial-gradient(120% 90% at 50% 0%,#ffffff 0%,#eef1f6 60%,#e3e8f1 100%);justify-content:flex-end;padding:24px 20px 26px}
  .start h1{max-width:none;font-size:30px}
  .frames{grid-template-columns:repeat(5,minmax(132px,1fr));overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:6px}
  .fcard{scroll-snap-align:start}
  .top-tag{display:none}
  .measure{min-width:0;left:12px;top:12px;padding:10px 12px}
  .m-row{font-size:12px}
}
@media (max-width:420px){
  .btn{height:50px;padding:0 20px;font-size:15px}
  .top{padding:0 14px}
  .top-help{font-size:13px;padding:8px 12px}
}
.layout>*{min-width:0}
@media (max-width:980px){
  .models{flex-basis:100%}
  .start{background:url(frames/f2.png) right -22% top 3% / 62% auto no-repeat,radial-gradient(120% 90% at 50% 0%,#ffffff 0%,#eef1f6 60%,#e3e8f1 100%)}
}
.start>*{flex-shrink:0}
@media (min-width:981px){.start h1{max-width:15ch;font-size:clamp(30px,3.4vw,44px)}}
/* 3D-версия */
.view{position:absolute;left:0;top:0;transform-origin:50% 50%}
.view.mirror{transform:scaleX(-1)}
.view video,.view img,.view canvas{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:fill}
#still{display:none}
.view.split canvas#gl{clip-path:inset(0 0 0 50%)}
.view.mirror.split canvas#gl{clip-path:inset(0 50% 0 0)}
.start{background:radial-gradient(120% 90% at 50% 0%,#ffffff 0%,#eef1f6 60%,#e3e8f1 100%)!important}
#hero3d{position:absolute;right:0;top:4%;width:44%;height:82%;cursor:grab;touch-action:none}
#hero3d:active{cursor:grabbing}
.drag-hint{position:absolute;right:16%;top:80%;font-size:12px;font-weight:700;color:var(--muted);display:flex;gap:6px;align-items:center;pointer-events:none}
.start>*:not(#hero3d):not(.drag-hint){position:relative;z-index:1}
@media (max-width:980px){
  #hero3d{width:100%;height:40%;top:0}
  .drag-hint{display:none}
}

#fx{pointer-events:none}
.pick{margin-top:10px;width:100%;height:38px;border-radius:12px;background:var(--navy);color:#fff;font-weight:800;font-size:13px}
.fcard .fit{position:absolute;left:10px;top:10px;font-size:10.5px;font-weight:800;color:#fff;background:linear-gradient(135deg,#0B2F77,#2B64D8);padding:4px 8px;border-radius:999px;letter-spacing:.02em;box-shadow:0 4px 10px rgba(11,47,119,.3)}
.swipe-hint{position:absolute;left:50%;bottom:104px;transform:translateX(-50%);font-size:12.5px;font-weight:700;color:#fff;background:rgba(13,20,36,.5);padding:7px 14px;border-radius:999px;backdrop-filter:blur(6px);white-space:nowrap;animation:swh 3.2s ease forwards}
.swipe-hint span{opacity:.8;margin:0 4px}
@keyframes swh{0%,70%{opacity:1}100%{opacity:0}}
.measure .m-row b#shape{text-transform:none}

.fcard .pro{position:absolute;right:10px;bottom:12px;font-style:normal;font-size:10px;font-weight:800;letter-spacing:.06em;color:var(--navy);border:1px solid rgba(3,30,83,.25);padding:2px 6px;border-radius:6px}