/* Stiebel centrum Praha – kvalitnicerpadlo.jaknacerpadla.cz */
:root{
  --red:#d91f26;--red-dark:#ae151c;--ink:#141414;--ink-2:#2b2b2b;--muted:#5e5e5e;--soft:#8a8a8a;
  --line:#e3e3e0;--paper:#f4f4f2;--paper-2:#ececea;--white:#fff;--dark:#161616;
  --radius:4px;--wrap:1200px;
  --font:"Archivo",Arial,Helvetica,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--white);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{margin:0;line-height:1.08;letter-spacing:-.02em;font-weight:700}
h2{font-size:clamp(30px,4.2vw,50px);font-stretch:88%}
h3{font-size:19px;letter-spacing:-.01em}
p{margin:0}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.nowrap{white-space:nowrap}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
section{padding:104px 0}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border:0;border-radius:2px;background:var(--red);color:#fff;font:inherit;font-weight:700;font-size:16px;letter-spacing:.01em;padding:16px 26px;text-decoration:none;cursor:pointer;transition:background .2s,transform .2s}
.btn::after{content:"";width:8px;height:8px;border-top:2px solid currentColor;border-right:2px solid currentColor;transform:rotate(45deg);margin-left:2px}
.btn:hover{background:var(--red-dark)}
.btn:active{transform:translateY(1px)}
.btn-sm{padding:11px 18px;font-size:15px}
.btn-lg{padding:20px 32px;font-size:18px}
.btn-light{background:#fff;color:var(--ink)}
.btn-light:hover{background:var(--paper)}
.btn-ghost{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:2px;font:inherit;font-weight:600;font-size:15px;padding:14px 18px;cursor:pointer}
.btn-ghost:hover{border-color:var(--ink)}
.link{border:0;background:none;padding:0;font:inherit;color:inherit;text-decoration:underline;cursor:pointer}

/* Logo – vlastní nápis, ne logo výrobce */
.logo{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);line-height:1;white-space:nowrap;flex-shrink:0}
.logo-word{font-weight:900;font-stretch:72%;text-transform:uppercase;font-size:27px;letter-spacing:.005em}
.logo-city{position:relative;padding-left:12px;font-weight:700;font-stretch:80%;text-transform:uppercase;font-size:13px;letter-spacing:.22em;color:var(--red)}
.logo-city::before{content:"";position:absolute;left:0;top:-4px;bottom:-4px;width:2px;background:var(--red)}
.logo-light{color:#fff}

/* Header */
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:28px;height:72px}
.partner-tag{font-size:12px;color:var(--muted);letter-spacing:.04em;text-transform:uppercase;padding-left:22px;border-left:1px solid var(--line);line-height:1.3}
.partner-tag strong{color:var(--ink);font-weight:800;font-stretch:80%;letter-spacing:.02em;display:block}
.nav nav{display:flex;gap:26px;margin-left:auto}
.nav nav a{text-decoration:none;font-size:15px;font-weight:500;color:var(--ink-2)}
.nav nav a:hover{color:var(--red)}

/* Hero */
.hero{position:relative;padding:64px 0 88px;background:var(--paper);overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--paper-2) 1px,transparent 1px),linear-gradient(90deg,var(--paper-2) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(90deg,#000 0,rgba(0,0,0,.35) 55%,transparent 80%);pointer-events:none}
.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,560px);gap:56px;align-items:start}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:22px}
.dot{width:8px;height:8px;background:var(--red);display:inline-block}
.hero h1{font-size:clamp(40px,5.4vw,70px);font-stretch:84%;font-weight:800;letter-spacing:-.025em}
.hero h1 em{font-style:normal;color:var(--red)}
.hero-lead{margin-top:24px;font-size:19px;color:var(--ink-2);max-width:560px}
.offer-panel{margin-top:32px;display:grid;grid-template-columns:auto auto 1fr;border:1px solid var(--ink);background:#fff;max-width:600px}
.offer-item{padding:16px 22px;border-right:1px solid var(--line);display:flex;flex-direction:column;justify-content:center}
.offer-item strong{font-size:27px;font-stretch:80%;font-weight:800;line-height:1.05;white-space:nowrap}
.offer-item:first-child strong{color:var(--red)}
.offer-label{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-weight:600}
.offer-note{border-right:0;font-size:14px;line-height:1.4;color:var(--muted)}
.hero-points{list-style:none;margin:30px 0 0;padding:0;display:grid;gap:12px}
.hero-points li{position:relative;padding-left:30px;font-size:16px;color:var(--ink-2)}
.hero-points li::before{content:"";position:absolute;left:2px;top:7px;width:12px;height:7px;border-left:2px solid var(--red);border-bottom:2px solid var(--red);transform:rotate(-45deg)}

/* Form card */
.form-card{position:relative;background:#fff;border:1px solid var(--line);border-top:4px solid var(--red);box-shadow:0 30px 70px -30px rgba(20,20,20,.28);padding:30px 30px 24px;scroll-margin-top:96px}
.form-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:22px}
.form-kicker{font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--red);margin-bottom:6px}
.form-head h2{font-size:25px;font-stretch:90%;line-height:1.15}
.form-progress{display:flex;flex-direction:column;align-items:flex-end;gap:8px;flex-shrink:0}
.form-step-count{font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}
.form-progress .bar{display:block;width:96px;height:4px;background:var(--paper-2)}
.form-progress .bar span{display:block;height:100%;width:20%;background:var(--red);transition:width .35s ease}
.panel{border:0;margin:0;padding:0;min-width:0}
.panel legend{font-size:20px;font-weight:700;padding:0;margin-bottom:14px;letter-spacing:-.01em}
.options{display:grid;gap:12px}
.options-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.options-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.option{position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;padding:12px 10px 14px;cursor:pointer;transition:border-color .15s,box-shadow .15s;text-align:center}
.option:hover{border-color:var(--soft)}
.option input{position:absolute;opacity:0;pointer-events:none}
.option img{width:100%;max-width:150px;aspect-ratio:1;object-fit:contain}
.option span{font-weight:600;font-size:15px;line-height:1.25}
.option:has(input:checked){border-color:var(--red);box-shadow:inset 0 0 0 1px var(--red)}
.option:has(input:checked)::after{content:"✓";position:absolute;top:8px;right:8px;width:22px;height:22px;background:var(--red);color:#fff;font-size:13px;font-weight:700;display:grid;place-items:center}
.option:has(input:focus-visible){outline:2px solid var(--red);outline-offset:2px}
.slider-box{border:1px solid var(--line);padding:22px;background:var(--paper)}
.slider-scale{display:flex;justify-content:space-between;align-items:baseline;font-size:14px;color:var(--muted)}
.slider-scale output{font-size:30px;font-weight:800;font-stretch:80%;color:var(--ink)}
.slider-box input[type=range]{width:100%;margin:18px 0;accent-color:var(--red);height:28px}
.chip{display:inline-flex;align-items:center;gap:10px;border:1px solid var(--line);background:#fff;padding:10px 14px;font-size:15px;cursor:pointer}
.chip input{accent-color:var(--red);width:18px;height:18px}
.chip:has(input:checked){border-color:var(--red)}
.hint{margin-top:14px;font-size:14px;color:var(--muted);line-height:1.5}
.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.field{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.field-wide{grid-column:1/-1}
.field input{font:inherit;font-size:16px;letter-spacing:0;text-transform:none;color:var(--ink);font-weight:400;border:1px solid var(--line);background:#fff;border-radius:2px;padding:13px 14px;width:100%}
.field input:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 1px var(--ink)}
.field input[aria-invalid=true]{border-color:var(--red)}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.consent{display:flex;gap:10px;align-items:flex-start;margin-top:14px;font-size:14px;line-height:1.5;color:var(--ink-2);cursor:pointer}
.consent input{width:18px;height:18px;flex-shrink:0;margin-top:2px;accent-color:var(--red)}
.region-note{margin-top:14px;padding:12px 14px;background:var(--paper);border-left:3px solid var(--soft);font-size:14px;line-height:1.5;color:var(--ink-2)}
.error{min-height:0;color:var(--red);font-size:14px;font-weight:600;margin-top:14px}
.error:empty{display:none}
.actions{display:flex;gap:12px;align-items:center;margin-top:22px}
.actions .btn{margin-left:auto}
.actions .btn:disabled{opacity:.6;cursor:progress}
.form-foot{margin-top:16px;font-size:13px;color:var(--soft);text-align:center}
.success{text-align:left;outline:none}
.success .check{width:52px;height:52px;background:var(--red);color:#fff;display:grid;place-items:center;font-size:26px;font-weight:700;margin-bottom:18px}
.success h3{font-size:26px;font-stretch:88%;margin-bottom:10px}
.success p{color:var(--muted);font-size:15px}
.review{margin-top:18px;border-top:1px solid var(--line)}
.review div{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-bottom:1px solid var(--line);font-size:15px}
.review span{color:var(--muted)}

/* Facts */
.facts{padding:0;background:var(--dark);color:#fff}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.fact{padding:34px 28px;border-left:1px solid rgba(255,255,255,.12);display:flex;flex-direction:column;gap:4px}
.fact:first-child{border-left:0;padding-left:0}
.fact strong{font-size:42px;font-weight:800;font-stretch:76%;line-height:1;letter-spacing:-.01em}
.fact span{font-size:14px;color:rgba(255,255,255,.66)}

/* Section heads */
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,430px);gap:24px 64px;align-items:end;margin-bottom:56px}
.section-head .section-index{grid-column:1/-1}
.section-head p:not(.section-index){color:var(--muted);font-size:17px}
.section-index{font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--red);margin-bottom:18px;display:flex;align-items:center;gap:14px}
.section-index::after{content:"";height:1px;width:48px;background:currentColor;opacity:.5}
.section-index.light{color:#fff}

/* Tech */
.tech-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:56px;align-items:center}
.tech-visual{position:relative;margin:0;background:var(--paper);padding:48px 28px;border:1px solid var(--line)}
.tech-visual::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--paper-2) 1px,transparent 1px),linear-gradient(90deg,var(--paper-2) 1px,transparent 1px);background-size:32px 32px;opacity:.7}
.tech-visual img{position:relative;width:100%;mix-blend-mode:multiply}
.callout{position:absolute;background:#fff;border:1px solid var(--line);padding:10px 14px;font-size:13px;line-height:1.35;color:var(--muted);max-width:200px;box-shadow:0 10px 30px -18px rgba(0,0,0,.3)}
.callout b{display:block;color:var(--ink);font-size:14px}
.callout::before{content:"";position:absolute;width:8px;height:8px;background:var(--red)}
.c1{top:20px;left:20px}.c1::before{right:-4px;bottom:-4px}
.c2{bottom:22px;left:34px}.c2::before{right:-4px;top:-4px}
.c3{top:46%;right:16px}.c3::before{left:-4px;top:-4px}
.tech-list{display:grid}
.tech-list article{display:grid;grid-template-columns:52px 1fr;gap:12px;padding:24px 0;border-top:1px solid var(--line)}
.tech-list article:last-child{border-bottom:1px solid var(--line)}
.num{font-size:14px;font-weight:700;color:var(--red);font-variant-numeric:tabular-nums;padding-top:3px}
.tech-list p,.process p{color:var(--muted);font-size:16px;margin-top:6px}

/* Offer */
.offer{background:var(--red);color:#fff;position:relative;overflow:hidden}
.offer::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border:1px solid rgba(255,255,255,.18);border-radius:50%;box-shadow:0 0 0 70px rgba(255,255,255,.04),0 0 0 140px rgba(255,255,255,.03);pointer-events:none}
.offer-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px;align-items:center}
.offer-copy p:not(.section-index){margin:22px 0 32px;color:rgba(255,255,255,.86);max-width:500px}
.offer-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;border-top:1px solid rgba(255,255,255,.3);border-left:1px solid rgba(255,255,255,.3)}
.offer-list li{padding:26px 24px;border-right:1px solid rgba(255,255,255,.3);border-bottom:1px solid rgba(255,255,255,.3)}
.offer-list strong{display:block;font-size:21px;font-stretch:86%;line-height:1.15;margin-bottom:8px}
.offer-list span{font-size:15px;color:rgba(255,255,255,.82);line-height:1.5;display:block}

/* Partner / process */
.partner{background:var(--paper)}
.partner-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:72px;align-items:start}
.partner-grid > div{position:sticky;top:110px}
.partner-grid > div p:not(.section-index){margin:22px 0 30px;color:var(--muted);font-size:18px}
.process{list-style:none;margin:0;padding:0;background:#fff;border:1px solid var(--line)}
.process li{display:grid;grid-template-columns:52px 1fr;gap:12px;padding:26px 28px;border-bottom:1px solid var(--line)}
.process li:last-child{border-bottom:0}

/* References */
.ref-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:16px}
.ref-feature{position:relative;display:block;overflow:hidden;background:var(--paper)}
.ref-feature img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.ref-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.ref-card{position:relative;display:block;overflow:hidden;background:var(--paper);aspect-ratio:3/4}
.ref-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.ref-card span,.ref-tag{position:absolute;left:0;bottom:0;background:#fff;color:var(--ink);font-size:13px;font-weight:600;padding:7px 11px}
.ref-tag{left:16px;bottom:16px;background:var(--red);color:#fff;letter-spacing:.04em}
.ref-feature:hover img,.ref-card:hover img{transform:scale(1.04)}
.refsite{margin-top:40px;display:grid;grid-template-columns:auto auto 1fr auto;gap:28px;align-items:center;border:1px solid var(--line);padding:24px 28px;text-decoration:none;transition:border-color .2s}
.refsite:hover{border-color:var(--ink)}
.refsite > img{width:56px;height:56px}
.refsite-score strong{display:block;font-size:42px;font-weight:800;font-stretch:76%;line-height:1}
.stars{color:#f5a400;letter-spacing:2px;font-size:15px}
.refsite-copy strong{display:block;font-size:17px}
.refsite-copy span{font-size:14px;color:var(--muted)}
.refsite-link{font-weight:700;color:var(--red);white-space:nowrap}

/* Video */
.video{background:var(--dark);color:#fff}
.video .section-head p:not(.section-index){color:rgba(255,255,255,.66)}
.video-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.video-cover{position:relative;display:block;width:100%;border:0;padding:0;background:#000;cursor:pointer;overflow:hidden;text-align:left;color:#fff;font:inherit}
.video-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;opacity:.78;transition:opacity .3s,transform .5s}
.video-cover:hover img{opacity:.9;transform:scale(1.03)}
.play{position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);width:76px;height:76px;background:var(--red);color:#fff;display:grid;place-items:center;transition:transform .2s}
.play svg{width:30px;height:30px}
.video-cover:hover .play{transform:translate(-50%,-50%) scale(1.06)}
.video-caption{position:absolute;left:0;right:0;bottom:0;padding:22px 24px;background:linear-gradient(transparent,rgba(0,0,0,.82));font-size:14px;color:rgba(255,255,255,.75)}
.video-caption b{display:block;font-size:20px;color:#fff;font-stretch:88%}
.micro{margin-top:14px;font-size:13px;color:var(--soft)}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:72px}
.faq-grid > div:first-child p:not(.section-index){margin-top:20px;color:var(--muted)}
.faq-grid a{color:var(--ink);font-weight:700}
.faq details{border-top:1px solid var(--line)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 44px 22px 0;font-weight:600;font-size:18px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:30px;width:12px;height:12px;border-right:2px solid var(--red);border-bottom:2px solid var(--red);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(225deg);top:36px}
.faq details p{padding:0 44px 24px 0;color:var(--muted)}

/* Final CTA */
.final-cta{padding:72px 0;background:var(--paper);border-top:1px solid var(--line)}
.final-grid{display:flex;justify-content:space-between;align-items:center;gap:40px}
.final-grid h2{font-size:clamp(28px,3.4vw,40px);max-width:680px}
.final-grid p{margin-top:12px;color:var(--muted)}

/* Footer */
.site-footer{background:var(--dark);color:rgba(255,255,255,.72);padding:64px 0 40px;font-size:15px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px 64px}
.footer-brand p{margin-top:18px;max-width:420px;font-size:14px}
.footer-label{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px;color:rgba(255,255,255,.5)}
.footer-operator img{width:180px;margin-bottom:16px}
.footer-operator strong{color:#fff}
.footer-operator a{color:#fff}
.footer-legal{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:24px;padding-top:28px;border-top:1px solid rgba(255,255,255,.12);font-size:14px}

/* Dialogs */
dialog{border:0;padding:0;max-width:min(92vw,960px);background:#fff;color:var(--ink)}
dialog::backdrop{background:rgba(10,10,10,.78)}
.dialog-close{position:absolute;top:8px;right:8px;z-index:2;width:40px;height:40px;border:0;background:#fff;color:var(--ink);font-size:26px;line-height:1;cursor:pointer}
.legal-dialog{padding:36px 32px 28px;max-width:640px;max-height:90vh;overflow:auto}
.legal-dialog h2{font-size:28px;margin-bottom:18px}
#legal-copy p{font-size:15px;line-height:1.65;margin:0 0 12px}
#legal-copy a{color:var(--red)}
.legal-done{margin-top:12px}
.photo-dialog{background:transparent}
.photo-dialog img{max-height:88vh;width:auto;margin:0 auto}
.video-dialog{width:min(92vw,1100px);background:#000}
.video-player{aspect-ratio:16/9}
.video-player iframe{width:100%;height:100%;border:0;display:block}

/* Mobile CTA */
.mobile-cta{display:none}

/* Reveal */
.motion-ready .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.motion-ready .reveal.visible{opacity:1;transform:none}

@media(max-width:1080px){
  .partner-tag{display:none}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .form-card{max-width:640px}
  .tech-grid,.offer-grid,.partner-grid,.faq-grid,.ref-layout{grid-template-columns:1fr;gap:40px}
  .partner-grid > div{position:static}
  .section-head{grid-template-columns:1fr}
}
@media(max-width:820px){
  .nav nav{display:none}
  .nav .btn-sm{margin-left:auto}
  .facts-grid{grid-template-columns:1fr 1fr}
  .fact{padding:24px 16px}
  .fact:nth-child(3){border-left:0;padding-left:0}
  .fact:nth-child(n+3){border-top:1px solid rgba(255,255,255,.12)}
  .fact:nth-child(2n){padding-left:20px}
  .refsite{grid-template-columns:auto 1fr;gap:16px 20px}
  .refsite-copy,.refsite-link{grid-column:1/-1}
  .final-grid{flex-direction:column;align-items:flex-start}
}
@media(max-width:640px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  section{padding:72px 0}
  .nav{height:62px;gap:12px}
  .logo-word{font-size:21px}
  .logo-city{font-size:11px;padding-left:9px;letter-spacing:.16em}
  .logo{gap:9px}
  .site-header .btn-sm{display:none}
  .hero{padding:28px 0 56px}
  /* Na mobilu formulář hned pod nadpis a nabídku */
  .hero-grid{gap:0}
  .hero-copy{display:contents}
  .eyebrow{order:1;margin-bottom:14px;font-size:12px}
  .hero h1{order:2;font-size:38px}
  .offer-panel{order:3;margin-top:20px}
  .form-card{order:4;margin-top:24px}
  .hero-lead{order:5;font-size:16px;margin-top:28px}
  .hero-points{order:6;margin-top:20px}
  .offer-panel{grid-template-columns:1fr 1fr}
  .offer-item{padding:14px 16px}
  .offer-item strong{font-size:23px}
  .offer-note{grid-column:1/-1;border-top:1px solid var(--line)}
  .form-card{padding:22px 16px 18px;margin:0 -4px}
  .form-head h2{font-size:21px}
  .options-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fields{grid-template-columns:1fr}
  .option img{max-width:110px}
  .tech-visual{padding:64px 12px 72px}
  .callout{max-width:160px;font-size:12px;padding:8px 10px}
  .c3{top:auto;bottom:22px;right:12px}
  .c2{left:12px}
  .c1{left:12px;top:12px}
  .offer-list{grid-template-columns:1fr}
  .ref-grid{grid-template-columns:1fr 1fr}
  .video-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .mobile-cta{display:block;position:fixed;left:0;right:0;bottom:0;z-index:30;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);border-top:1px solid var(--line);transition:transform .25s}
  .mobile-cta .btn{width:100%}
  body.form-visible .mobile-cta{transform:translateY(110%)}
  .site-footer{padding-bottom:110px}
}