/* BVPN — /router/ витрина. Поверх blog.css (токены, шапка, кнопки, шов, облака, .tech, .post-cta).
   Desktop: три экрана со scroll-snap (герой / витрина / инфо); mobile: обычный поток. */

/* ---------- screen 1: hero ---------- */
.rhero{position:relative;isolation:isolate;min-height:max(680px,100svh);overflow:hidden;--sx1:47%;--sy2:94%}
/* the figure stands on the seam exactly as on the homepage (Apollo's pose is the canon) */
.rhero-fig{position:absolute;z-index:-1;aspect-ratio:2/3;height:calc(100vh + 8vh);top:max(92px,11vh);left:calc(52vw - 2vh)}
@supports (left:round(1.5px,1px)){.rhero-fig{left:round(calc(52vw - 2vh),1px)}}
.rhero-fig .fig{position:absolute;inset:0}
.rhero-fig .glow,.rhero-fig .bloom{-webkit-mask-image:radial-gradient(ellipse 16% 12% at 58% 28%,transparent 70%,#000 100%);mask-image:radial-gradient(ellipse 16% 12% at 58% 28%,transparent 70%,#000 100%)}
/* copy on top, the glowing diagram centred beneath — both left of the smith */
.rhero-in{position:relative;z-index:5;min-height:inherit;display:flex;flex-direction:column;gap:16px;width:min(calc(52vw - 2vh),820px);padding:clamp(128px,17vh,168px) 0 56px var(--pad)}
.rhero-copy{display:flex;flex-direction:column;min-width:0}
.r-second{display:contents}
.mobile-how,.router-scroll-cue{display:none}
.eyebrow{display:inline-flex;align-items:center;align-self:flex-start;gap:10px;font:500 13px/1.3 var(--f-ui);letter-spacing:.04em;color:var(--on-night);margin-top:20px}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 0 rgba(183,240,0,.6);animation:beat 2.4s ease-out infinite}
@keyframes beat{0%{box-shadow:0 0 0 0 rgba(183,240,0,.55)}70%,100%{box-shadow:0 0 0 12px rgba(183,240,0,0)}}
.rhero .display{--display-size:clamp(56px,6.8vw,108px);line-height:.9}
.rhero .display em{display:block;font-size:.56em;line-height:1.08;margin-top:.12em;letter-spacing:-.01em;color:var(--on-night)}
.rhero .lede{margin-top:clamp(18px,2.8vh,28px)}
.ctas{display:flex;flex-wrap:wrap;gap:10px;margin-top:clamp(14px,2.2vh,22px)}

/* the diagram: a glowing panel, left edge flush with the copy, so the column reads as one block */
.how-fig{position:relative;z-index:5;align-self:flex-start;width:min(100%,calc(min(30vh,300px) * 800 / 470));aspect-ratio:800/470;height:auto;margin-top:auto;border-radius:22px;padding:clamp(8px,1.2vw,16px);
  background:radial-gradient(90% 90% at 50% 50%,#242B16,#12160D 75%);
  box-shadow:inset 0 0 0 1px rgba(183,240,0,.4),0 0 70px -20px rgba(183,240,0,.45)}
.how-fig::after{content:"";position:absolute;inset:10px;border:1px solid rgba(183,240,0,.25);border-radius:16px;pointer-events:none}
.flow{display:block;width:100%;height:100%;overflow:visible}
.flow .lbl{font:500 18px var(--f-ui);fill:var(--on-night)}
.flow .lbl.lime{fill:var(--lime);font-size:18px;letter-spacing:.08em}
.flow .inet{fill:none;stroke:var(--on-night-mid);stroke-width:1.4}
.flow .tunnel{fill:none;stroke:rgba(183,240,0,.45);stroke-width:2;stroke-dasharray:2 7;stroke-linecap:round}
.flow .link{fill:none;stroke:rgba(217,213,166,.55);stroke-width:1.6;stroke-dasharray:1 8;stroke-linecap:round}
.flow path.halo,.flow path.core{fill:none;stroke-linecap:round;animation:var(--n) var(--t) linear var(--dl) infinite}
.flow .halo{stroke:rgba(183,240,0,.35);stroke-width:8;stroke-dasharray:.08 1;--n:runHead}
.flow .core{stroke:#E4FF8A;stroke-width:3;stroke-dasharray:.04 1;--n:runCore}
@keyframes runHead{to{stroke-dashoffset:-1.08}}
@keyframes runCore{to{stroke-dashoffset:-1.08}}
.flow .ping{fill:none;stroke:#B7F000;stroke-width:1.4;transform-box:fill-box;transform-origin:center;opacity:0;animation:fping var(--t) ease-out var(--dl) infinite}
@keyframes fping{0%,44%{opacity:0;transform:scale(1)}47%{opacity:.9}75%,100%{opacity:0;transform:scale(1.7)}}
.flow .disc{fill:#171B11;stroke:rgba(217,213,166,.5);stroke-width:1.2}
.flow .ico{fill:none;stroke:var(--on-night);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.flow .hub .base{fill:#CDC893;stroke:#10140F;stroke-width:2}
.flow .halo-ring{fill:none;stroke:rgba(183,240,0,.6);stroke-width:1.5;transform-box:fill-box;transform-origin:center;animation:hub 3s ease-out infinite}
.flow .halo-ring.r2{animation-delay:-1.5s}
@keyframes hub{0%{opacity:.8;transform:scale(1)}100%{opacity:0;transform:scale(1.55)}}

/* ---------- screen 2: the showcase, one row of four ---------- */
.models{position:relative;padding:clamp(72px,10vw,128px) 0 clamp(56px,8vw,96px)}
.rgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr));gap:14px;margin-top:16px}
.rcard{--rx:0deg;--ry:0deg;--mx:50%;--my:30%;position:relative;isolation:isolate;display:flex;flex-direction:column;border-radius:24px;padding:10px;
  box-shadow:inset 0 0 0 1px rgba(16,20,15,.18),0 26px 50px -30px rgba(0,0,0,.95);transform:perspective(1100px) rotateX(var(--rx)) rotateY(var(--ry));
  transition:transform .6s var(--ease-out),box-shadow .4s}
.rcard[hidden]{display:none}
.rcard>*{position:relative;z-index:1}
.rcard:hover{box-shadow:inset 0 0 0 2px var(--lime),0 30px 60px -26px rgba(183,240,0,.4);transition:transform .15s linear,box-shadow .4s}
.rcard.io{transition:opacity .5s var(--ease-out),transform .6s var(--ease-out),box-shadow .4s}
.rcard.io.in:hover{transition:transform .15s linear,box-shadow .4s}
.r-stage{position:relative;overflow:hidden;border-radius:16px;aspect-ratio:16/10;background:radial-gradient(90% 80% at var(--mx) var(--my),#E4E0B2 0%,#CFCA95 50%,#B9B37C 100%);box-shadow:inset 0 0 0 1px rgba(16,20,15,.14)}
.r-stage::before{content:"";position:absolute;inset:0;opacity:.5;mix-blend-mode:multiply;background-image:radial-gradient(circle,rgba(42,50,20,.25) 0 .7px,transparent 1.1px);background-size:3px 3px}
.r-stage::after{content:"";position:absolute;inset:8px;border:1px solid rgba(16,20,15,.22);border-radius:11px;pointer-events:none}
.r-rings{position:absolute;inset:0;width:100%;height:100%}
.r-rings circle{fill:none;stroke:var(--olive-ink);stroke-width:2.2;stroke-dasharray:3 6;transform-box:fill-box;transform-origin:center;opacity:0;animation:rring 4.2s ease-out var(--dl) infinite}
.rcard:hover .r-rings circle{animation-duration:2.4s;stroke:#4a5e10}
@keyframes rring{0%{opacity:0;transform:scale(.6)}15%{opacity:.55}100%{opacity:0;transform:scale(2.5)}}
.r-img{position:absolute;left:10%;right:10%;top:12%;width:80%;height:74%;object-fit:contain;filter:drop-shadow(0 18px 18px rgba(30,34,16,.35));animation:bob 6s ease-in-out infinite;transition:transform .6s var(--ease-out)}
.r-shadow{position:absolute;left:28%;right:28%;bottom:9%;height:8%;border-radius:50%;background:radial-gradient(closest-side,rgba(30,34,16,.45),transparent);animation:shadow 6s ease-in-out infinite}
.rcard:hover .r-img{transform:translateY(-6px) scale(1.04)}
@keyframes bob{0%,100%{translate:0 0}50%{translate:0 -10px}}
@keyframes shadow{0%,100%{transform:scaleX(1);opacity:1}50%{transform:scaleX(.82);opacity:.6}}
.rgrid .rcard:nth-child(2) .r-img,.rgrid .rcard:nth-child(2) .r-shadow{animation-delay:-2s}
.rgrid .rcard:nth-child(3) .r-img,.rgrid .rcard:nth-child(3) .r-shadow{animation-delay:-4s}
.r-body{display:flex;flex-direction:column;gap:8px;padding:14px 8px 8px;flex:1}
.r-top{display:flex;align-items:center;gap:8px}
.badge{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:99px;font:600 10.5px/1 var(--f-ui);letter-spacing:.03em;color:#10140F;box-shadow:inset 0 0 0 1px rgba(16,20,15,.45)}
.r-name{font:600 clamp(22px,1.9vw,30px)/1 var(--f-display);letter-spacing:-.01em}
.r-line{font:500 13px/1 var(--f-ui);color:var(--on-parch-dim);letter-spacing:.02em}
.r-headline{font:600 19px/1.15 var(--f-display);color:var(--on-parch)}
.r-desc{font:400 15px/1.5 var(--f-body);color:#3E4226}
.r-specs{display:grid;gap:0;margin-top:2px;border-top:1px solid var(--rule-parch)}
.r-specs div{display:flex;justify-content:space-between;gap:10px;padding:6px 0;border-bottom:1px solid var(--rule-parch);font:400 13px/1.35 var(--f-body)}
.r-specs dt{color:var(--on-parch-dim)}
.r-specs dd{color:#10140F;font-weight:500;text-align:right}
.r-buy{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:10px}
.r-price small{display:block;font:400 13px/1.2 var(--f-body);color:var(--on-parch-dim)}
.r-price b{display:block;font:600 13px/1.3 var(--f-ui);letter-spacing:-.01em;color:#10140F}
.r-buy .btn{height:44px;padding:0 16px;font-size:13px}
.models .empty{padding:48px 0;text-align:center;color:var(--on-night-dim)}
.models-note{margin-top:16px;color:var(--on-night-mid);font:400 13px/1.5 var(--f-body)}

/* ---------- screen 3: how it works, perks, FAQ, CTA, footer ---------- */
.info{padding:0 0 clamp(56px,7vw,96px)}
.info-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(16px,2.4vw,32px) clamp(24px,3vw,48px);align-content:start}
.info .h2{font-size:clamp(28px,2.6vw,40px)}
.info-left{display:grid;gap:16px;align-content:start}
.how-block .h2{margin-bottom:12px}
.steps{list-style:none;display:grid;gap:6px}
.steps li{display:flex;gap:12px;align-items:flex-start;padding:10px 12px;border-radius:16px;background:rgba(217,213,166,.05);box-shadow:inset 0 0 0 1px var(--rule-night)}
.steps i{flex:none;display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#10140F;color:var(--lime);font:600 12px/1 var(--f-ui);box-shadow:inset 0 0 0 1.5px var(--lime)}
.steps h3{font:600 13px/1.3 var(--f-ui);color:var(--on-night)}
.steps p{margin-top:3px;font:400 13px/1.45 var(--f-body);color:var(--on-night-mid)}
.perk-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.perk{position:relative;isolation:isolate;border-radius:18px;padding:12px 14px;display:flex;flex-direction:column;box-shadow:inset 0 0 0 1px rgba(16,20,15,.18);transition:transform .25s var(--ease-out),box-shadow .25s}
.perk>*{position:relative;z-index:1}
.perk:hover{transform:translateY(-4px);box-shadow:inset 0 0 0 2px var(--lime)}
.perk i{font:italic 500 17px/1 var(--f-display);color:#4E5233}
.perk h3{margin-top:0;padding-top:8px;font:600 18px/1.05 var(--f-display);letter-spacing:-.01em;color:#10140F}
.perk p{margin-top:5px;font:400 15px/1.5 var(--f-body);color:#3E4226}
.faq-col{display:grid;gap:8px;align-content:start}
.faq-list{display:grid;gap:6px}
.faq-i{border-radius:18px;background:rgba(217,213,166,.04);box-shadow:inset 0 0 0 1px var(--rule-night);transition:background .3s,box-shadow .3s}
.faq-i[open]{background:rgba(217,213,166,.07);box-shadow:inset 0 0 0 1px rgba(183,240,0,.4)}
.faq-i summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:44px;padding:6px 18px;font:600 15px/1.35 var(--f-body);color:var(--on-night)}
.faq-i summary::-webkit-details-marker{display:none}
.faq-i summary::after{content:"";flex:none;width:28px;height:28px;border-radius:50%;background:#D9D5A6 url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2310140F' stroke-width='2.4' stroke-linecap='round'><path d='M12 6v12M6 12h12'/></svg>") center/13px no-repeat;transition:transform .3s var(--ease-out)}
.faq-i[open] summary::after{transform:rotate(45deg)}
.faq-i p{padding:0 18px 14px;font:400 15px/1.6 var(--f-body);color:var(--on-night-mid);max-width:62ch}
.r-cta{grid-column:1/-1;margin:clamp(24px,3vw,40px) 0 0;min-height:0;border-radius:22px}
.r-cta .in{padding:clamp(24px,3vw,40px)}
.r-cta .h2{font-size:clamp(28px,2.6vw,40px)}
.r-cta p{margin-top:10px;font-size:15px}
.r-cta .acts{margin-top:20px}
.r-cta .side{min-height:200px}
.r-cta .side .fig{bottom:-30%;right:0;height:150%}
/* ---------- tablet / small desktop ---------- */
@media (min-width:900px) and (max-width:1180px){
  .rhero-in{width:min(calc(60vw - 28px),820px)}
  .rhero-fig{left:calc(60vw - 2vh)}
  .rgrid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .info-grid{grid-template-columns:1fr}
}

/* ---------- mobile (≤899px): normal flow ---------- */
@media (max-width:899px){
  .rhero{height:auto;min-height:0;--sx1:42%;--sy2:50%}
  .rhero-fig{left:auto;right:-16vw;bottom:auto;top:46px;height:min(76svh,160vw);max-height:none;
    -webkit-mask-image:linear-gradient(to bottom,#000 55%,transparent 88%);mask-image:linear-gradient(to bottom,#000 55%,transparent 88%)}
  .rhero-in{width:auto;gap:0;padding:0 var(--pad) 8px}
  .rhero-copy{min-height:100svh;justify-content:flex-end;padding:calc(88px + env(safe-area-inset-top)) 0 calc(22px + env(safe-area-inset-bottom))}
  .router-scroll-cue{display:flex}
  .r-second{position:relative;isolation:isolate;width:100%;min-height:100svh;display:flex;flex-direction:column;justify-content:center;gap:clamp(12px,2vh,24px);padding:calc(80px + env(safe-area-inset-top)) 0 calc(24px + env(safe-area-inset-bottom));scroll-margin-top:-76px}
  .r-second::before{content:"";position:absolute;z-index:-1;inset:0 calc(-1 * var(--pad));background-color:var(--night);background-image:radial-gradient(circle,rgba(217,213,166,.05) 0 .8px,transparent 1.2px);background-size:4px 4px}
  .r-second .mobile-how{display:block;width:min(100%,600px);align-self:center}
  .r-second .mobile-how .h2{font-size:clamp(30px,7vw,40px)}
  .info-left>.how-block{display:none}
  .eyebrow{padding:8px 14px 8px 12px;border-radius:99px;background:rgba(16,20,15,.82);margin-top:20px}
  .flow .lbl{font-size:21px}.flow .lbl.lime{font-size:18px}
  .rhero .display{--display-size:clamp(48px,12.5vw,72px);text-shadow:0 2px 24px rgba(19,22,12,.7)}
  .ctas .btn{flex:1 1 100%}
  .how-fig{width:min(100%,600px,max(220px,calc((100svh - 340px) * 800 / 470)));height:auto;aspect-ratio:800/470;max-width:100%;align-self:center;margin:0;border-radius:20px}
  .r-cta .side{min-height:240px;overflow:hidden}
  .r-cta .side .fig{height:140%;bottom:-43%;left:auto;right:50%;transform:translateX(50%)}
  .models{padding:56px 0 40px}
  .rgrid{grid-template-columns:1fr;gap:14px;margin-top:14px}
  .rcard{transform:none}
  .r-buy{flex-wrap:wrap}
  .r-buy .btn{flex:1 1 auto}
  .info{padding:56px 0 48px}
  .info-grid{grid-template-columns:1fr}
}
@media (max-width:420px){.perk-grid{grid-template-columns:1fr}}
@media (min-width:600px) and (max-width:899px){.rgrid{grid-template-columns:1fr 1fr}.rhero-fig{right:-4vw;height:min(80svh,120vw)}}
@media (max-width:599px) and (max-height:700px){
  .rhero-copy::before{inset:60px -80px -40px;height:auto;background:radial-gradient(ellipse 68% 65% at 20% 58%,rgba(19,22,12,.98),rgba(19,22,12,.88) 42%,transparent 100%)}
  .rhero .eyebrow{margin-top:12px}
  .r-second{gap:8px;padding-top:76px;padding-bottom:16px}
  .r-second .how-block .h2{margin-bottom:8px}
  .r-second .steps li{gap:10px;padding:6px 10px}
  .r-second .steps p{line-height:1.35}
}
@media (max-width:899px) and (max-height:500px){
  .rhero .display{--display-size:48px}
  .rhero .lede{font-size:14px;line-height:1.35;margin-top:8px}
  .rhero .ctas{gap:8px;margin-top:8px}
  .rhero .ctas .btn{flex:1 1 0;min-width:0;height:44px;padding:0 12px;font-size:12px}
  .rhero .eyebrow{margin-top:8px;padding:6px 12px}
  .r-second{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:16px}
  .r-second .how-fig{width:100%}
  .r-second .mobile-how .h2{font-size:28px}
}