/* Opttonia website — layout: dark futuristic, glass panels, one aurora hero, sticky-phone storytelling */
:root{
  --bg:#070a12; --bg2:#0b1020; --card:rgba(255,255,255,.045); --card2:rgba(255,255,255,.07);
  --line:rgba(255,255,255,.09); --fg:#eef2ff; --mut:#9aa7c7; --dim:#6b7899;
  --p:#7f00ff; --c:#00f2fe; --m:#ff2bd6; --ok:#27e0a3; --bad:#ff5d73;
  --grad:linear-gradient(135deg,#7f00ff 0%,#3d7bff 50%,#00f2fe 100%);
  --f-d:'Sora',system-ui,sans-serif; --f-b:'DM Sans',system-ui,sans-serif; --f-m:'JetBrains Mono',ui-monospace,monospace;
  --r:22px; --w:1200px; color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{background:var(--bg);color:var(--fg);font-family:var(--f-b);font-size:17px;line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{font-family:var(--f-d);line-height:1.12;letter-spacing:-.02em;text-wrap:balance}
:focus-visible{outline:2px solid var(--c);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:var(--w);margin:0 auto;padding-inline:20px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{font-family:var(--f-m);font-size:12.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--c);display:inline-flex;gap:10px;align-items:center}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--c)}
section{position:relative;padding-block:110px}
.sec-head{max-width:760px;margin-bottom:56px;display:grid;gap:16px}
.sec-head h2{font-size:clamp(32px,5vw,56px)}
.sec-head p{color:var(--mut);font-size:19px}
.center{text-align:center;margin-inline:auto;justify-items:center}

/* background fx */
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--grad);z-index:100;box-shadow:0 0 12px var(--c)}
#glow{position:fixed;width:520px;height:520px;border-radius:50%;pointer-events:none;z-index:0;background:radial-gradient(circle,rgba(127,0,255,.18),transparent 60%);transform:translate(-50%,-50%);left:50%;top:30%;transition:opacity .4s}
.grid-bg{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse at 50% 30%,#000 10%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse at 50% 30%,#000 10%,transparent 70%);opacity:.5;pointer-events:none}
main,header,footer{position:relative;z-index:1}

/* header */
.hdr{position:fixed;top:0;left:0;right:0;z-index:90;transition:background .3s,backdrop-filter .3s,border-color .3s;border-bottom:1px solid transparent}
.hdr.stuck{background:rgba(7,10,18,.72);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-color:var(--line)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-d);font-weight:700;font-size:22px;letter-spacing:-.03em}
.brand img{width:36px;height:36px}
.nav{display:flex;gap:6px;align-items:center}
.nav a{padding:8px 14px;border-radius:999px;color:var(--mut);font-size:15px;font-weight:500;transition:.25s}
.nav a:hover,.nav a[aria-current="page"]{color:#fff;background:var(--card2)}
.hdr-r{display:flex;gap:10px;align-items:center}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px;background:var(--card)}
.lang button{padding:5px 11px;border-radius:999px;font-family:var(--f-m);font-size:12px;color:var(--mut);transition:.25s}
.lang button[aria-pressed="true"]{background:var(--grad);color:#fff}
.burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);place-items:center}
.burger span{display:block;width:18px;height:2px;background:#fff;position:relative;border-radius:2px}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.burger span::before{top:-6px}.burger span::after{top:6px}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 26px;border-radius:999px;font-weight:600;font-size:16px;transition:transform .25s,box-shadow .25s,background .25s;position:relative;overflow:hidden}
.btn-p{background:var(--grad);color:#fff;box-shadow:0 10px 40px -10px rgba(127,0,255,.8)}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 16px 50px -8px rgba(0,242,254,.55)}
.btn-p::after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);transform:skewX(-20deg);animation:shine 4s infinite}
@keyframes shine{0%,60%{left:-60%}100%{left:140%}}
.btn-g{border:1px solid var(--line);background:var(--card)}
.btn-g:hover{background:var(--card2);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14.5px}
.stores{display:flex;gap:14px;flex-wrap:wrap}
.stores a{display:block;transition:transform .25s,filter .25s}
.stores a:hover{transform:translateY(-3px) scale(1.03);filter:drop-shadow(0 10px 24px rgba(0,242,254,.3))}
.stores img{height:52px;width:auto}

/* hero */
.hero{padding-top:150px;padding-bottom:70px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(40px,6.4vw,78px);margin-block:20px 22px}
.hero .lead{font-size:clamp(18px,2vw,21px);color:var(--mut);max-width:560px;margin-bottom:34px}
.hero .meta{display:flex;gap:26px;margin-top:34px;flex-wrap:wrap;color:var(--mut);font-size:14.5px}
.hero .meta b{color:#fff;font-family:var(--f-d);font-size:22px;display:block}
.pill{display:inline-flex;gap:10px;align-items:center;padding:7px 14px 7px 8px;border:1px solid var(--line);border-radius:999px;background:var(--card);font-size:14px;color:var(--mut)}
.pill i{background:var(--grad);color:#fff;font-style:normal;font-weight:700;border-radius:999px;padding:2px 10px;font-size:12px;font-family:var(--f-m)}
.aurora{position:absolute;inset:-10% -10% auto -10%;height:900px;z-index:0;pointer-events:none;overflow:hidden}
.aurora svg{width:100%;height:100%}
.hero-stage{position:relative;display:grid;place-items:center;min-height:620px}
.rings{position:absolute;inset:0;margin:auto;width:min(620px,100%);aspect-ratio:1;z-index:0}
.chip{position:absolute;z-index:3;padding:10px 14px;border-radius:16px;background:rgba(14,19,36,.78);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);font-size:13.5px;display:flex;gap:10px;align-items:center;box-shadow:0 20px 40px -20px #000;animation:float 6s ease-in-out infinite}
.chip svg{width:20px;height:20px;flex:none}
.chip.a{left:-2%;top:16%}.chip.b{right:-4%;top:42%;animation-delay:-2s}.chip.c{left:2%;bottom:12%;animation-delay:-4s}
@keyframes float{50%{transform:translateY(-14px)}}

/* phone frame */
.phone{--pw:290px;width:var(--pw);aspect-ratio:9/19;border-radius:calc(var(--pw)*.155);padding:calc(var(--pw)*.034);background:linear-gradient(145deg,#4b5266,#14171f 40%,#2a2f3d);position:relative;box-shadow:0 0 0 1.5px #5b6378 inset,0 40px 80px -20px rgba(0,0,0,.9),0 0 90px -20px rgba(127,0,255,.6);flex:none}
.phone::before,.phone::after{content:"";position:absolute;width:3px;background:#3a4052;border-radius:2px}
.phone::before{left:-3px;top:17%;height:6%;box-shadow:0 52px 0 #3a4052,0 0 0 0 #3a4052}
.phone::after{right:-3px;top:24%;height:11%}
.screen{position:relative;width:100%;height:100%;border-radius:calc(var(--pw)*.125);overflow:hidden;background:#0a0d14}
.screen img,.screen .slide{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top}
.screen .slide{opacity:0;transition:opacity .9s ease,transform 1.2s ease;transform:scale(1.04)}
.screen .slide.on{opacity:1;transform:scale(1)}
.island{position:absolute;top:calc(var(--pw)*.03);left:50%;transform:translateX(-50%);width:28%;height:calc(var(--pw)*.07);background:#000;border-radius:99px;z-index:4}
.screen::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(255,255,255,.12) 0,transparent 30%);z-index:3;pointer-events:none}
.phone.sm{--pw:250px}.phone.lg{--pw:320px}
.scan{position:absolute;inset:0;z-index:2;pointer-events:none}

/* marquee */
.marq{border-block:1px solid var(--line);background:rgba(255,255,255,.02);overflow:hidden;padding-block:22px;mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marq-t{display:flex;gap:56px;width:max-content;animation:marq 38s linear infinite}
.marq-t span{font-family:var(--f-d);font-size:20px;color:var(--mut);display:inline-flex;align-items:center;gap:56px;white-space:nowrap}
.marq-t span::after{content:"";width:8px;height:8px;border-radius:50%;background:var(--grad)}
@keyframes marq{to{transform:translateX(-50%)}}

/* cards / features */
.grid{display:grid;gap:20px}
.g3{grid-template-columns:repeat(3,1fr)}.g2{grid-template-columns:repeat(2,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:30px;position:relative;overflow:hidden;transition:border-color .3s,transform .3s,background .3s;transform-style:preserve-3d}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(400px circle at var(--mx,50%) var(--my,0%),rgba(0,242,254,.12),transparent 45%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover{border-color:rgba(0,242,254,.4);background:var(--card2)}
.card:hover::before{opacity:1}
.card h3{font-size:22px;margin-block:18px 10px}
.card p{color:var(--mut);font-size:16px}
.ico{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(127,0,255,.3),rgba(0,242,254,.2));border:1px solid var(--line)}
.ico svg{width:28px;height:28px;stroke:var(--c);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.ico svg .dash{stroke-dasharray:60;stroke-dashoffset:60;animation:draw 2.4s ease forwards .3s}
@keyframes draw{to{stroke-dashoffset:0}}
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.bento .card:nth-child(1){grid-column:span 4}.bento .card:nth-child(2){grid-column:span 2}
.bento .card:nth-child(3),.bento .card:nth-child(4),.bento .card:nth-child(5){grid-column:span 2}
.bento .card:nth-child(6){grid-column:span 6;display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}
.tag{font-family:var(--f-m);font-size:12px;color:var(--c);border:1px solid rgba(0,242,254,.3);padding:3px 10px;border-radius:99px;display:inline-block}

/* sticky story */
.story .wrap{display:grid;grid-template-columns:1fr 380px;gap:70px;align-items:start}
.steps{display:grid;gap:0}
.step{min-height:62vh;display:flex;flex-direction:column;justify-content:center;gap:14px;opacity:.35;transition:opacity .5s;border-left:2px solid var(--line);padding-left:34px;position:relative}
.step.on{opacity:1;border-color:var(--c)}
.step::before{content:"";position:absolute;left:-7px;top:50%;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--line);transition:.4s}
.step.on::before{background:var(--c);border-color:var(--c);box-shadow:0 0 18px var(--c)}
.step .n{font-family:var(--f-m);color:var(--c);font-size:14px}
.step h3{font-size:clamp(26px,3.4vw,40px)}
.step p{color:var(--mut);max-width:520px;font-size:18px}
.sticky{position:sticky;top:calc(50vh - 330px);display:grid;place-items:center;height:660px}
.sticky .phone{--pw:320px}

/* split showcase */
.split{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.split.rev>:first-child{order:2}
.split h2{font-size:clamp(30px,4.4vw,50px);margin-block:14px 18px}
.split p{color:var(--mut);margin-bottom:18px}
.ticks{list-style:none;display:grid;gap:12px;margin-top:22px}
.ticks li{display:flex;gap:12px;align-items:flex-start;color:#d6def5}
.ticks li::before{content:"";flex:none;width:20px;height:20px;margin-top:3px;border-radius:50%;background:var(--grad);-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.500l3.200 3.200L15 6.500' stroke='black' stroke-width='2.200' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") center/contain no-repeat;mask:none;background:var(--grad);clip-path:circle(50%);position:relative}
.ticks li::after{content:"✓";position:absolute;left:5px;margin-top:1px;color:#fff;font-size:12px;font-weight:700}
.ticks li{position:relative}
.stage{position:relative;display:flex;justify-content:center;gap:24px;align-items:center;min-height:560px}
.stage .phone:nth-child(2){margin-top:70px}
.eq{display:flex;gap:5px;align-items:flex-end;height:60px}
.eq i{width:6px;border-radius:3px;background:var(--grad);animation:eq 1.1s ease-in-out infinite;height:20%}
.eq i:nth-child(2n){animation-duration:.8s}.eq i:nth-child(3n){animation-duration:1.4s}.eq i:nth-child(4n){animation-delay:-.4s}
@keyframes eq{50%{height:100%}}

/* gallery */
.gal{overflow:hidden;padding-block:20px}
.gal-t{display:flex;gap:34px;width:max-content;animation:marq 60s linear infinite;padding-block:30px}
.gal:hover .gal-t{animation-play-state:paused}
.gal .phone{--pw:230px}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{padding:30px;border-radius:var(--r);background:var(--card);border:1px solid var(--line);text-align:center}
.stat b{font-family:var(--f-d);font-size:clamp(36px,5vw,58px);display:block;line-height:1}
.stat span{color:var(--mut);font-size:15px}

/* pricing */
.plans{align-items:stretch}
.plan{display:flex;flex-direction:column;gap:18px}
.plan.hot{border-color:rgba(0,242,254,.5);background:linear-gradient(180deg,rgba(127,0,255,.16),var(--card))}
.plan .price{font-family:var(--f-d);font-size:34px;font-weight:700}
.plan ul{list-style:none;display:grid;gap:10px;color:#cfd8f3;font-size:15.5px;flex:1}
.plan li::before{content:"✓";color:var(--c);margin-right:10px;font-weight:700}
.badge-hot{position:absolute;top:18px;right:18px}
table.cmp{width:100%;border-collapse:collapse;font-size:15.5px;min-width:560px}
.cmp th,.cmp td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:center}
.cmp th:first-child,.cmp td:first-child{text-align:left}
.cmp th{font-family:var(--f-d);font-size:15px}
.cmp .y{color:var(--ok)}.cmp .nn{color:var(--dim)}
.tscroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--card)}

/* faq */
.faq{max-width:860px;margin-inline:auto;display:grid;gap:12px}
.qa{border:1px solid var(--line);border-radius:18px;background:var(--card);overflow:hidden;transition:border-color .3s}
.qa[open]{border-color:rgba(0,242,254,.4)}
.qa summary{list-style:none;cursor:pointer;padding:20px 24px;font-family:var(--f-d);font-weight:600;font-size:18px;display:flex;justify-content:space-between;gap:20px;align-items:center}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";font-size:26px;color:var(--c);transition:transform .3s;flex:none}
.qa[open] summary::after{transform:rotate(45deg)}
.qa div{padding:0 24px 22px;color:var(--mut)}

/* cta + forms */
.cta{border-radius:36px;padding:70px 30px;text-align:center;position:relative;overflow:hidden;border:1px solid var(--line);background:radial-gradient(800px 300px at 50% 0,rgba(127,0,255,.4),transparent),radial-gradient(600px 300px at 80% 100%,rgba(0,242,254,.25),transparent),var(--bg2)}
.cta h2{font-size:clamp(32px,5vw,56px);margin-bottom:16px}
.cta p{color:var(--mut);max-width:560px;margin:0 auto 30px}
.cta .stores{justify-content:center}
.form{display:grid;gap:16px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
label{font-size:14px;color:var(--mut);display:grid;gap:8px;font-weight:500}
input,textarea,select{width:100%;padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--fg);font:inherit;font-size:16px;transition:border-color .25s,box-shadow .25s}
select option{background:#0b1020}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--c);box-shadow:0 0 0 4px rgba(0,242,254,.12)}
textarea{min-height:150px;resize:vertical}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.note{padding:14px 18px;border-radius:14px;font-size:15px;display:none}
.note.ok{display:block;background:rgba(39,224,163,.12);border:1px solid rgba(39,224,163,.4);color:#8bf0c9}
.note.err{display:block;background:rgba(255,93,115,.12);border:1px solid rgba(255,93,115,.4);color:#ff9fae}
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:50px;align-items:start}
.info{display:grid;gap:16px}
.info .card{padding:22px;display:flex;gap:16px;align-items:center}
.info .ico{width:48px;height:48px;flex:none}

/* page head + legal */
.page-h{padding-top:150px;padding-bottom:50px;text-align:center;overflow:hidden}
.page-h h1{font-size:clamp(38px,6vw,68px);margin-block:14px}
.page-h p{color:var(--mut);max-width:640px;margin-inline:auto;font-size:19px}
.legal{max-width:820px;margin-inline:auto;padding-block:30px 100px}
.legal h2{font-size:26px;margin-block:44px 14px;padding-top:10px;scroll-margin-top:100px}
.legal h3{font-size:19px;margin-block:22px 8px}
.legal p,.legal li{color:#c3cde9;font-size:16.5px;margin-bottom:12px}
.legal ul{padding-left:22px;display:grid;gap:6px;margin-bottom:12px}
.legal a{color:var(--c);text-decoration:underline;text-underline-offset:3px}
.legal .upd{font-family:var(--f-m);font-size:13px;color:var(--c)}
.toc{border:1px solid var(--line);border-radius:var(--r);background:var(--card);padding:22px 26px;margin-block:24px}
.toc ol{padding-left:20px;columns:2;column-gap:30px;font-size:15px;color:var(--mut)}
.toc a{color:var(--fg);text-decoration:none}.toc a:hover{color:var(--c)}
html[lang="en"] [data-l="fr"],html[lang="fr"] [data-l="en"]{display:none}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:16px;margin-block:16px}
.tbl table{width:100%;border-collapse:collapse;font-size:15px;min-width:620px}
.tbl th,.tbl td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;color:#c3cde9}
.tbl th{font-family:var(--f-d);color:#fff;background:var(--card)}

/* footer */
.ftr{border-top:1px solid var(--line);background:linear-gradient(180deg,transparent,rgba(127,0,255,.06));padding-block:70px 30px;margin-top:40px}
.ftr .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.ftr h4{font-size:14px;font-family:var(--f-m);letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:16px;font-weight:500}
.ftr ul{list-style:none;display:grid;gap:10px}
.ftr li a{color:var(--mut);transition:.2s}.ftr li a:hover{color:var(--c)}
.ftr .about{color:var(--mut);margin-block:16px 22px;max-width:340px;font-size:15.5px}
.ftr .bottom{margin-top:50px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;color:var(--dim);font-size:14px}
.soc{display:flex;gap:10px;margin-top:18px}
.soc a{width:42px;height:42px;border-radius:12px;border:1px solid var(--line);display:grid;place-items:center;transition:.25s}
.soc a:hover{border-color:var(--c);transform:translateY(-3px)}
.soc svg{width:19px;height:19px;fill:var(--mut)}
#top{position:fixed;right:18px;bottom:18px;width:46px;height:46px;border-radius:50%;background:var(--grad);display:grid;place-items:center;z-index:80;opacity:0;pointer-events:none;transition:.3s;transform:translateY(10px)}
#top.on{opacity:1;pointer-events:auto;transform:none}
#top svg{width:20px;height:20px;stroke:#fff;fill:none;stroke-width:2.4}

/* reveal animations */
.js .rv{opacity:0;transform:translateY(40px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1),filter .9s;transition-delay:var(--d,0s)}
.js .rv[data-a="l"]{transform:translateX(-60px)}.js .rv[data-a="r"]{transform:translateX(60px)}
.js .rv[data-a="z"]{transform:scale(.88)}.js .rv[data-a="b"]{filter:blur(14px);transform:translateY(20px)}
.js .rv.in{opacity:1;transform:none;filter:none}
.split-words span{display:inline-block}

/* mobile nav + responsive */
@media(max-width:1020px){
  .hero .wrap,.split,.contact-grid{grid-template-columns:1fr}
  .split.rev>:first-child{order:0}
  .hero-stage{min-height:560px}
  .story .wrap{grid-template-columns:1fr}
  .sticky{position:sticky;top:76px;height:auto;z-index:2;background:linear-gradient(var(--bg) 70%,transparent);padding-block:10px 20px}
  .sticky .phone{--pw:200px}
  .step{min-height:46vh}
  .g3,.g4,.stats{grid-template-columns:1fr 1fr}
  .bento{grid-template-columns:1fr 1fr}.bento .card:nth-child(n){grid-column:span 1}.bento .card:nth-child(1),.bento .card:nth-child(6){grid-column:span 2}
  .bento .card:nth-child(6){grid-template-columns:1fr}
  .ftr .cols{grid-template-columns:1fr 1fr}
  .nav{position:fixed;inset:72px 0 auto 0;background:rgba(7,10,18,.96);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);flex-direction:column;align-items:stretch;padding:18px 20px 26px;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .4s;gap:2px}
  .nav.open{transform:none}
  .nav a{font-size:18px;padding:14px 16px}
  .burger{display:grid}
  .hdr-r .btn{display:none}
}
@media(max-width:640px){
  section{padding-block:76px}
  .g3,.g4,.g2,.stats,.bento,.form .row{grid-template-columns:1fr}
  .bento .card:nth-child(n){grid-column:span 1!important}
  .stage{flex-direction:column;min-height:0}.stage .phone:nth-child(2){margin-top:0}
  .chip.a{left:0}.chip.b{right:0}
  .toc ol{columns:1}
  .ftr .cols{grid-template-columns:1fr}
  .hero{padding-top:118px}
  .phone{--pw:250px}.phone.lg{--pw:260px}
  .stores img{height:46px}
  .story .wrap{gap:10px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .js .rv{opacity:1;transform:none;filter:none}
}
.split>*,.hero .wrap>*,.contact-grid>*,.story .wrap>*{min-width:0}
.stage{max-width:100%}
.hero-stage{overflow:visible;max-width:100%}
@media(max-width:640px){.hero-stage{min-height:520px}.rings{width:110%}.chip.a{left:-6px}.chip.b{right:-6px}.hero{overflow:hidden}}
main{overflow-x:clip}
@media(max-width:1020px){.js .rv[data-a="l"],.js .rv[data-a="r"]{transform:translateY(40px)}.js .rv.in{transform:none}}
.aurora{-webkit-mask-image:linear-gradient(#000 55%,transparent);mask-image:linear-gradient(#000 55%,transparent)}
.plan ul{align-content:start}
.trial{display:flex;align-items:center;gap:30px;padding:28px 34px;margin-bottom:20px;border-radius:var(--r);border:1px solid rgba(0,242,254,.45);background:radial-gradient(600px 200px at 0 50%,rgba(127,0,255,.35),transparent),var(--card)}
.trial-n{display:grid;text-align:center;line-height:1;flex:none}
.trial-n b{font-family:var(--f-d);font-size:68px}
.trial-n span{font-family:var(--f-m);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--c)}
.trial-t{flex:1;min-width:0}
.trial-t h3{font-size:26px;margin-bottom:6px}
.trial-t p{color:var(--mut);font-size:16px}
@media(max-width:760px){.trial{flex-direction:column;text-align:center;align-items:stretch}}
.brand img{width:auto;height:34px}.ftr .brand img{height:38px}

/* ===== Responsive pass (mobile / tablet / large screens) ===== */
html{-webkit-text-size-adjust:100%}
.hdr .wrap{padding-top:env(safe-area-inset-top,0px);height:calc(72px + env(safe-area-inset-top,0px))}
.nav{top:calc(72px + env(safe-area-inset-top,0px))}
img,svg,video{max-width:100%}
.cmp td:first-child,.cmp th:first-child{position:sticky;left:0;background:#0d1220;z-index:1}

/* large desktops */
@media(min-width:1600px){
  :root{--w:1360px}body{font-size:18px}
  .phone{--pw:310px}.phone.lg{--pw:350px}.sticky .phone{--pw:340px}
  .hero h1{font-size:88px}
}

/* tablets (641 - 1020) */
@media(min-width:641px) and (max-width:1020px){
  .wrap{padding-inline:32px}
  section{padding-block:90px}
  .hero{padding-top:130px}
  .hero .wrap{text-align:center;justify-items:center}
  .hero .lead{margin-inline:auto}
  .hero .stores,.hero .meta{justify-content:center}
  .hero-stage{min-height:640px;width:100%}
  .phone.lg{--pw:300px}
  .chip.a{left:6%}.chip.b{right:6%}.chip.c{left:8%}
  .split{gap:50px}
  .split>div:first-child{text-align:center}.split .ticks{max-width:520px;margin-inline:auto;text-align:left}
  .split p{max-width:620px;margin-inline:auto}
  .stage{flex-direction:row;min-height:0}.stage .phone:nth-child(2){margin-top:60px}
  .plans{grid-template-columns:1fr 1fr}
  .g3{grid-template-columns:1fr 1fr}
  .story .wrap{grid-template-columns:1fr 280px;gap:30px}
  .sticky{position:sticky;top:calc(50vh - 260px);height:520px;background:none;padding:0}
  .sticky .phone{--pw:260px}
  .step{min-height:56vh;padding-left:26px}
  .stats{grid-template-columns:1fr 1fr 1fr 1fr}
  .stat{padding:22px 14px}
  .contact-grid{grid-template-columns:1fr}
  .trial{padding:24px}
}

/* phones (<= 640) */
@media(max-width:640px){
  .wrap{padding-inline:18px}
  body{font-size:16px}
  .sec-head{margin-bottom:36px}.sec-head p{font-size:17px}
  .hero h1{font-size:clamp(38px,11vw,52px)}
  .hero .stores{gap:10px}.hero .meta{gap:18px 26px}
  .hero-stage{min-height:500px}
  .chip{font-size:12.5px;padding:8px 11px}
  .chip.a{display:none}.chip.b{right:-4px;top:auto;bottom:22%}.chip.c{left:-4px;bottom:6%}
  .stage .phone{margin-top:0!important;transform:none!important}
  .stage{gap:20px}
  .phone.sm{--pw:230px}
  [data-par]{transform:none!important}
  .stats{grid-template-columns:1fr 1fr;gap:12px}
  .stat{padding:20px 10px}
  .card{padding:24px}
  .plans{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:14px;margin-inline:-18px;padding:6px 18px 18px;-webkit-overflow-scrolling:touch}
  .plans .plan{flex:0 0 84%;scroll-snap-align:center}
  .plans::-webkit-scrollbar{height:6px}.plans::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
  .trial{padding:22px 18px}.trial-n b{font-size:56px}
  .cta{padding:48px 20px;border-radius:26px}
  .qa summary{padding:16px 18px;font-size:16.5px}.qa div{padding:0 18px 18px}
  .page-h{padding-top:118px}
  .legal{padding-block:10px 70px}.legal h2{font-size:22px}.legal p,.legal li{font-size:16px}
  .toc{padding:18px}
  .tbl table,table.cmp{font-size:14px}
  .contact-grid{gap:26px}.info .card{padding:16px}
  .form .row{grid-template-columns:1fr}
  .ftr{padding-block:50px 24px}
  .ftr .bottom{flex-direction:column;text-align:center;align-items:center}
  .step{min-height:52vh}
  .sticky .phone{--pw:190px}
  #top{right:14px;bottom:calc(14px + env(safe-area-inset-bottom,0px))}
}

/* touch devices: comfortable targets, no hover-only dependence */
@media(max-width:1020px),(pointer:coarse){
  .lang button{padding:9px 14px;min-height:36px}
  .btn{min-height:46px}.btn-sm{min-height:42px}
  .ftr li a,.nav a{display:inline-block;padding-block:6px}
  .ftr ul{gap:6px}
  .stores a{display:inline-block}
  .soc a{width:46px;height:46px}
}
@media(hover:none){.card:hover{transform:none}.stores a:hover{transform:none}.btn:hover{transform:none}}

/* very small screens */
@media(max-width:380px){
  .hdr .wrap{gap:8px}.brand span{font-size:19px}.brand img{height:28px}
  .lang button{padding:8px 10px}
  .stats{grid-template-columns:1fr}
  .stores img{height:42px}
}

/* short landscape phones */
@media(max-height:520px) and (orientation:landscape){
  .hero{padding-top:96px}.step{min-height:auto;padding-block:40px}
  .sticky{position:static;height:auto}.page-h{padding-top:96px}
  section{padding-block:60px}
}
@media(max-width:640px){
  .story .wrap{display:flex;flex-direction:column}
  .sticky{order:-1;top:calc(72px + env(safe-area-inset-top,0px));background:linear-gradient(var(--bg) 80%,transparent);padding-block:8px 24px;margin-inline:-18px;width:calc(100% + 36px)}
  .step{min-height:46vh;padding-left:22px}
}

/* ===== iPhone frame fix: reserve a status-bar strip under the Dynamic Island, show the screenshot uncropped ===== */
.phone{aspect-ratio:auto;height:auto}
.screen{padding-top:8%}                         /* strip = the island zone, screenshots start below it */
.screen>img:not(.slide){position:static;display:block;width:100%;height:auto;object-fit:initial}
.screen[data-slides],.story .screen{aspect-ratio:1083/2490}
.screen .slide{inset:auto;top:3.2%;left:0;width:100%;height:96.8%;object-fit:cover;object-position:top}
.island{top:calc(var(--pw)*.046);height:calc(var(--pw)*.052);width:27%}
.scan{top:8%;height:92%}