/* SLMtik — single stylesheet, system fonts only (zero font download) */
:root{
  --ink:#0E1030;--ink-2:#171A46;--ink-3:#232766;
  --paper:#F3F5FC;--card:#FFFFFF;--line:#DDE1F2;
  --text:#171A3A;--muted:#596081;--on-ink:#E9EBFF;--on-ink-muted:#A9AED8;
  --aqua:#22D3EE;--rose:#FF2D95;--violet:#7C5CFF;--volt:#FFE45C;--volt-ink:#2A2300;--ok:#3EE6A0;--warn:#FFB84D;
  --display:"Segoe UI Variable Display","SF Pro Display",system-ui,-apple-system,"Helvetica Neue",Roboto,Arial,sans-serif;
  --body:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Helvetica Neue",Arial,sans-serif;
  --max:1180px;--gut:clamp(16px,4vw,40px);
  --r-s:10px;--r-m:18px;--r-l:28px;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font:400 17px/1.65 var(--body);color:var(--text);background:var(--paper);overflow-x:hidden;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:3px solid var(--aqua);outline-offset:3px;border-radius:6px}
.wrap{width:min(var(--max),100% - 2*var(--gut));margin-inline:auto}
.skip{position:absolute;inset-inline-start:-999px;top:8px;background:var(--volt);color:var(--volt-ink);padding:10px 14px;border-radius:8px;z-index:99;font-weight:700}
.skip:focus{inset-inline-start:8px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- header ---------- */
.top{position:sticky;top:0;z-index:50;background:rgba(14,16,48,.94);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid rgba(255,255,255,.06);color:var(--on-ink)}
.top .wrap{display:flex;align-items:center;gap:20px;height:66px}
.brand{display:inline-flex;align-items:center;gap:8px;font:900 23px/1 var(--display);letter-spacing:-.6px;text-decoration:none;color:#fff}
.brand svg{width:40px;height:40px;filter:drop-shadow(0 0 10px rgba(124,92,255,.55))}
.wm{letter-spacing:-.5px}.wm b{font-weight:900;background:linear-gradient(90deg,#FF2D95,#A855F7);-webkit-background-clip:text;background-clip:text;color:transparent}
.menu{display:flex;gap:4px;margin-inline-start:auto;align-items:center}
.menu a{font-size:15px;font-weight:600;text-decoration:none;color:var(--on-ink-muted);padding:8px 12px;border-radius:999px;transition:color .2s,background .2s}
.menu a:hover,.menu a[aria-current=page]{color:#fff;background:rgba(255,255,255,.08)}
.lang{position:relative}
.lang summary{list-style:none;cursor:pointer;display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:700;padding:8px 12px;border:1px solid rgba(255,255,255,.18);border-radius:999px;color:#fff;white-space:nowrap}
.lang summary svg{width:16px;height:16px}
.lang summary::-webkit-details-marker{display:none}
.lang ul{position:absolute;inset-inline-end:0;top:calc(100% + 8px);margin:0;padding:8px;list-style:none;background:var(--ink-2);border:1px solid rgba(255,255,255,.1);border-radius:16px;width:min(460px,calc(100vw - 32px));max-height:min(70vh,560px);overflow:auto;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px;box-shadow:0 20px 50px rgba(0,0,0,.45);animation:pop .3s var(--ease)}
.lang li a{display:block;padding:9px 10px;border-radius:9px;text-decoration:none;color:var(--on-ink);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lang li a:hover{background:rgba(255,255,255,.08)}
.lang li a[aria-current]{background:#fff;color:var(--ink);font-weight:700}
.burger{display:none;margin-inline-start:auto;background:none;border:0;color:#fff;width:44px;height:44px;border-radius:12px;cursor:pointer}
.burger span,.burger span::before,.burger span::after{display:block;width:22px;height:2px;background:currentColor;border-radius:2px;position:relative;margin:auto;transition:transform .3s var(--ease),opacity .2s}
.burger span::before,.burger span::after{content:"";position:absolute;left:0}
.burger span::before{top:-7px}.burger span::after{top:7px}
.nav-open .burger span{background:transparent}
.nav-open .burger span::before{transform:translateY(7px) rotate(45deg)}
.nav-open .burger span::after{transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;isolation:isolate;background:var(--ink);color:var(--on-ink);padding:clamp(36px,6vw,72px) 0 clamp(56px,8vw,96px);overflow:hidden}
.hero::before{content:"";position:absolute;inset:-30% -10% auto auto;width:70vmax;height:70vmax;z-index:-1;background:radial-gradient(closest-side,rgba(34,211,238,.16),transparent 70%);animation:drift 18s ease-in-out infinite alternate}
.hero::after{content:"";position:absolute;inset:auto auto -40% -20%;width:60vmax;height:60vmax;z-index:-1;background:radial-gradient(closest-side,rgba(255,45,149,.14),transparent 70%);animation:drift 22s ease-in-out infinite alternate-reverse}
@keyframes drift{to{transform:translate(-8%,10%) scale(1.1)}}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:clamp(24px,5vw,64px);align-items:center}
.crumbs{font-size:14px;color:var(--on-ink-muted);margin:0 0 18px;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{text-decoration:none;color:var(--on-ink-muted)}.crumbs a:hover{color:#fff}
.crumbs span[aria-hidden]{opacity:.5}
h1,h2,h3{font-family:var(--display);line-height:1.08;letter-spacing:-.02em;margin:0;text-wrap:balance}
.hero h1{font-size:clamp(36px,6.2vw,74px);font-weight:900;letter-spacing:-.035em;color:#fff;max-width:14ch;margin-bottom:18px}
/* the signature move: chromatic split that settles on load */
.split{text-shadow:-.045em 0 0 rgba(34,211,238,.9),.045em 0 0 rgba(255,45,149,.9);animation:settle 1.4s .15s var(--ease) both}
@keyframes settle{
  0%{text-shadow:-.18em .02em 0 rgba(34,211,238,.9),.18em -.02em 0 rgba(255,45,149,.9);opacity:0;filter:blur(6px)}
  40%{opacity:1;filter:blur(0)}
  60%{text-shadow:.03em 0 0 rgba(34,211,238,.9),-.03em 0 0 rgba(255,45,149,.9)}
  100%{text-shadow:-.022em 0 0 rgba(34,211,238,.85),.022em 0 0 rgba(255,45,149,.85)}
}
.hero.article h1{font-size:clamp(32px,4.8vw,58px);max-width:22ch}
.lede{font-size:clamp(17px,1.6vw,20px);color:var(--on-ink-muted);max-width:52ch;margin:0 0 28px}

/* ---------- tool ---------- */
.tool{max-width:680px}
.modes{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 12px;padding:0;border:0}
.modes label{position:relative;cursor:pointer}
.modes input{position:absolute;opacity:0;pointer-events:none}
.modes span{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;font-size:14px;font-weight:700;color:var(--on-ink-muted);border:1px solid rgba(255,255,255,.14);transition:all .25s var(--ease)}
.modes label:hover span{color:#fff;border-color:rgba(255,255,255,.35)}
.modes input:checked+span{background:#fff;color:var(--ink);border-color:#fff}
.modes input:focus-visible+span{outline:3px solid var(--aqua);outline-offset:2px}
@property --a{syntax:"<angle>";inherits:false;initial-value:0deg}
.field{position:relative;display:flex;align-items:center;gap:8px;padding:8px;border-radius:22px;background:rgba(255,255,255,.06);border:1px solid transparent;background-clip:padding-box}
.field::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1.5px;background:conic-gradient(from var(--a),var(--aqua),rgba(255,255,255,.15) 25%,var(--rose) 50%,rgba(255,255,255,.15) 75%,var(--aqua));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:spin 6s linear infinite;pointer-events:none}
.field:focus-within::before{animation-duration:2.2s}
@keyframes spin{to{--a:360deg}}
.field input{flex:1;min-width:0;height:52px;background:none;border:0;color:#fff;font:500 17px var(--body);padding:0 10px;outline:none}
.field input::placeholder{color:#8F95C4}
.btn-ghost{flex:none;height:44px;padding:0 14px;border-radius:14px;border:0;background:rgba(255,255,255,.08);color:#fff;font:700 14px var(--body);cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:background .2s}
.btn-ghost svg{width:18px;height:18px;flex:none}
.btn-ghost:hover{background:rgba(255,255,255,.16)}
.btn-go{flex:none;position:relative;height:52px;padding:0 24px;border:0;border-radius:16px;background:var(--volt);color:var(--volt-ink);font:800 16px var(--body);cursor:pointer;display:inline-flex;align-items:center;gap:8px;overflow:hidden;transition:transform .2s var(--ease),box-shadow .3s}
.btn-go:hover{transform:translateY(-1px);box-shadow:0 10px 30px rgba(255,228,92,.35)}
.btn-go:active{transform:translateY(1px) scale(.98)}
.btn-go svg{width:18px;height:18px;transition:transform .3s var(--ease)}
.btn-go:hover svg{transform:translateY(2px)}
.btn-go.busy{pointer-events:none}
.btn-go.busy svg{animation:bob .7s ease-in-out infinite alternate}
@keyframes bob{to{transform:translateY(5px)}}
.btn-go::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.55) 50%,transparent 70%);transform:translateX(-100%);animation:sheen 4.5s 2s ease-in-out infinite}
@keyframes sheen{0%,70%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.note{font-size:14px;color:var(--on-ink-muted);margin:12px 4px 0}
.ticks{display:flex;flex-wrap:wrap;gap:8px 20px;margin:18px 0 0;padding:0;list-style:none;font-size:14px;font-weight:600;color:var(--on-ink)}
.ticks li{display:flex;align-items:center;gap:7px}
.ticks li::before{content:"";width:16px;height:16px;border-radius:50%;background:var(--ok) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%230E1030' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat}
.result{margin-top:16px;border-radius:var(--r-m);background:var(--ink-2);border:1px solid rgba(255,255,255,.1);padding:16px 18px;display:none;gap:14px;align-items:flex-start;animation:pop .45s var(--ease)}
.result.show{display:flex}
.result .dot{flex:none;width:36px;height:36px;border-radius:12px;display:grid;place-items:center;font-weight:900}
.result.ok .dot{background:rgba(62,230,160,.15);color:var(--ok)}
.result.warn .dot{background:rgba(255,184,77,.15);color:var(--warn)}
.result.err .dot{background:rgba(255,45,149,.15);color:var(--rose)}
.result b{display:block;color:#fff;font-size:16px}
.result p{margin:2px 0 0;font-size:15px;color:var(--on-ink-muted)}
.result .dl{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.result .dl a{display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:12px;background:var(--volt);color:var(--volt-ink);font-weight:800;font-size:14px;text-decoration:none}
.result .thumb{width:64px;aspect-ratio:9/16;border-radius:10px;object-fit:cover;background:var(--ink-3)}
@keyframes pop{from{opacity:0;transform:translateY(8px) scale(.98)}}

/* ---------- phone loop ---------- */
.stage{position:relative;display:grid;place-items:center;min-height:440px}
.phone{position:relative;width:min(230px,58vw);aspect-ratio:9/19;border-radius:40px;background:#06071A;padding:10px;box-shadow:0 0 0 1.5px rgba(255,255,255,.12),0 40px 80px -20px rgba(0,0,0,.7),0 0 120px -30px rgba(34,211,238,.35);transform:rotate(-4deg);animation:float 7s ease-in-out infinite}
@keyframes float{50%{transform:rotate(-2deg) translateY(-12px)}}
.screen{position:relative;height:100%;border-radius:31px;overflow:hidden;background:var(--ink-3)}
.feed{position:absolute;inset:0;animation:feed 9s var(--ease) infinite}
.clip{height:100%;position:relative;display:grid;place-items:center}
.clip:nth-child(1){background:linear-gradient(160deg,#22D3EE,#1A3E8C 70%)}
.clip:nth-child(2){background:linear-gradient(160deg,#FF2D95,#5B1C86 70%)}
.clip:nth-child(3){background:linear-gradient(160deg,#FFE45C,#E2557A 75%)}
.clip:nth-child(4){background:linear-gradient(160deg,#22D3EE,#1A3E8C 70%)}
.clip svg{width:54px;height:54px;opacity:.9}
.clip i{position:absolute;inset-inline:14px;bottom:18px;height:8px;border-radius:4px;background:rgba(255,255,255,.55)}
.clip i+i{bottom:32px;inset-inline-end:60px;opacity:.6}
@keyframes feed{0%,22%{transform:translateY(0)}30%,52%{transform:translateY(-100%)}60%,82%{transform:translateY(-200%)}90%,100%{transform:translateY(-300%)}}
.notch{position:absolute;top:18px;left:50%;width:70px;height:20px;border-radius:12px;background:#06071A;transform:translateX(-50%);z-index:2}
.chip{position:absolute;display:flex;align-items:center;gap:10px;padding:10px 14px 10px 10px;border-radius:16px;background:#fff;color:var(--ink);font-size:13px;font-weight:700;box-shadow:0 18px 40px rgba(0,0,0,.35);white-space:nowrap}
.chip small{display:block;font-weight:600;color:var(--muted);font-size:12px}
.chip .ic{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;color:#fff;font-weight:900;font-size:12px}
.chip-a{inset-inline-end:-6%;top:22%;animation:chipA 9s var(--ease) infinite}
.chip-b{inset-inline-start:-10%;bottom:20%;animation:chipB 9s var(--ease) infinite}
.chip-a .ic{background:var(--rose)}.chip-b .ic{background:#1F8A70}
@keyframes chipA{0%,8%{opacity:0;transform:translateY(16px) scale(.9)}14%,80%{opacity:1;transform:none}92%,100%{opacity:0;transform:translateY(-10px)}}
@keyframes chipB{0%,38%{opacity:0;transform:translateY(16px) scale(.9)}46%,86%{opacity:1;transform:none}96%,100%{opacity:0;transform:translateY(-10px)}}
.drop{position:absolute;left:50%;top:-14px;width:44px;height:44px;margin-left:-22px;border-radius:50%;background:var(--volt);color:var(--volt-ink);display:grid;place-items:center;z-index:3;box-shadow:0 10px 30px rgba(255,228,92,.45);animation:drop 3s ease-in-out infinite}
.drop svg{width:20px}
@keyframes drop{0%,100%{transform:translateY(0)}50%{transform:translateY(8px)}}

/* ---------- sections ---------- */
.sec{padding:clamp(56px,8vw,104px) 0}
.sec+.sec{padding-top:0}
.sec-head{max-width:680px;margin-bottom:clamp(28px,4vw,44px)}
.sec h2{font-size:clamp(28px,3.6vw,44px);font-weight:850;margin-bottom:12px}
.sec-head p{margin:0;color:var(--muted);font-size:18px}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,2vw,24px);counter-reset:s}
.steps li{position:relative;padding:28px 24px 26px;background:var(--card);border-radius:var(--r-l);border:1px solid var(--line);counter-increment:s}
.steps li::before{content:counter(s);display:grid;place-items:center;width:44px;height:44px;border-radius:14px;margin-bottom:18px;background:var(--ink);color:#fff;font:900 20px var(--display);box-shadow:-3px 0 0 var(--aqua),3px 0 0 var(--rose)}
.steps h3{font-size:20px;margin-bottom:6px}
.steps p{margin:0;color:var(--muted);font-size:16px}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}
.tile{position:relative;display:flex;flex-direction:column;justify-content:flex-end;aspect-ratio:3/4;padding:18px;border-radius:var(--r-m);text-decoration:none;color:#fff;overflow:hidden;background:var(--ink);transition:transform .35s var(--ease),box-shadow .35s}
.tile::before{content:"";position:absolute;inset:0;background:var(--g);opacity:.9;transition:transform .6s var(--ease)}
.tile>*{position:relative}
.tile svg{width:34px;height:34px;margin-bottom:auto;transition:transform .45s var(--ease)}
.tile b{font:800 18px/1.15 var(--display);margin-top:auto}
.tile small{font-size:13px;opacity:.85;margin-top:4px}
.tile:hover{transform:translateY(-6px) rotate(-.6deg);box-shadow:0 24px 40px -18px rgba(14,16,48,.55)}
.tile:hover::before{transform:scale(1.12)}
.tile:hover svg{transform:scale(1.15) rotate(-8deg)}
.g1{--g:linear-gradient(160deg,#22D3EE -10%,#1A3E8C 75%)}
.g2{--g:linear-gradient(160deg,#FF2D95 -10%,#5B1C86 80%)}
.g3{--g:linear-gradient(160deg,#FFB84D -10%,#C2366B 85%)}
.g4{--g:linear-gradient(160deg,#3EE6A0 -10%,#14606B 80%)}
.g5{--g:linear-gradient(160deg,#8C7BFF -10%,#26246E 80%)}
.g6{--g:linear-gradient(160deg,#5BC0FF -10%,#173A7A 80%)}
.g7{--g:linear-gradient(160deg,#FF6B6B -10%,#6E1A3A 80%)}
.g8{--g:linear-gradient(160deg,#FFE45C -20%,#B8541E 85%)}
.split2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,72px);align-items:start}
.devices{display:grid;gap:12px}
.device{display:flex;gap:16px;align-items:center;padding:18px 20px;border-radius:var(--r-m);background:var(--card);border:1px solid var(--line);text-decoration:none;transition:border-color .25s,transform .3s var(--ease)}
.device:hover{border-color:var(--ink);transform:translateX(4px)}
[dir=rtl] .device:hover{transform:translateX(-4px)}
.device .ic{flex:none;width:48px;height:48px;border-radius:14px;background:var(--ink);color:#fff;display:grid;place-items:center}
.device .ic svg{width:24px}
.device b{display:block;font-size:17px}
.device small{color:var(--muted);font-size:14px}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden}
.facts div{background:var(--card);padding:24px 22px}
.facts b{display:block;font:850 19px var(--display);margin-bottom:4px}
.facts span{font-size:15px;color:var(--muted)}

/* ---------- prose / article ---------- */
.prose{max-width:720px}
.prose h2{font-size:clamp(24px,2.8vw,32px);margin:48px 0 14px}
.prose h3{font-size:21px;margin:30px 0 10px}
.prose p,.prose li{color:#2E3356}
.prose ul,.prose ol{padding-inline-start:22px}
.prose li{margin:6px 0}
.prose a{color:#1A3E8C;text-decoration-thickness:1.5px;text-underline-offset:3px}
.prose a:hover{color:var(--rose)}
.prose strong{color:var(--text)}
.prose table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px;background:var(--card);border-radius:14px;overflow:hidden;border:1px solid var(--line)}
.prose code{overflow-wrap:anywhere;font-size:.92em;background:var(--card);border:1px solid var(--line);padding:1px 6px;border-radius:6px}
@media (max-width:720px){.prose table{display:block;overflow-x:auto;max-width:100%}.prose th,.prose td{min-width:110px}}
.prose th,.prose td{padding:12px 14px;text-align:start;border-bottom:1px solid var(--line)}
.prose th{background:var(--ink);color:#fff;font-weight:700}
.callout{border-inline-start:4px solid var(--aqua);background:var(--card);padding:16px 20px;border-radius:0 14px 14px 0;margin:24px 0}
[dir=rtl] .callout{border-radius:14px 0 0 14px}
.callout p{margin:0}
.layout>*,.prose{min-width:0}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(28px,5vw,64px);align-items:start}
.aside{position:sticky;top:90px;display:grid;gap:14px}
.aside .box{background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);padding:20px}
.aside h3{font-size:16px;margin-bottom:10px}
.aside ul{list-style:none;margin:0;padding:0}
.aside li a{display:block;padding:7px 0;text-decoration:none;color:var(--muted);font-size:15px;border-bottom:1px dashed var(--line)}
.aside li a:hover{color:var(--text)}
.aside .cta{background:var(--ink);color:#fff;border:0}
.aside .cta p{color:var(--on-ink-muted);font-size:15px;margin:0 0 14px}
.aside .cta a{display:inline-flex;padding:11px 16px;border-radius:12px;background:var(--volt);color:var(--volt-ink);font-weight:800;text-decoration:none;font-size:15px}
.meta{font-size:14px;color:var(--on-ink-muted);margin:0}

/* ---------- FAQ ---------- */
.faq{max-width:820px;display:grid;gap:10px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:var(--r-m);transition:border-color .25s}
.faq details[open]{border-color:var(--ink)}
.faq summary{cursor:pointer;list-style:none;padding:20px 56px 20px 22px;font-weight:700;font-size:17px;position:relative}
[dir=rtl] .faq summary{padding:20px 22px 20px 56px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;inset-inline-end:22px;top:50%;width:14px;height:14px;margin-top:-7px;background:linear-gradient(currentColor 0 0) center/14px 2px no-repeat,linear-gradient(currentColor 0 0) center/2px 14px no-repeat;transition:transform .35s var(--ease)}
.faq details[open] summary::after{transform:rotate(135deg)}
.faq .a{padding:0 22px 20px;color:var(--muted)}
.faq .a p{margin:0 0 8px}
.faq details[open] .a{animation:pop .4s var(--ease)}

/* ---------- guides list ---------- */
.guides{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.guide{display:flex;flex-direction:column;gap:8px;padding:22px;border-radius:var(--r-m);background:var(--card);border:1px solid var(--line);text-decoration:none;transition:transform .3s var(--ease),border-color .3s}
.guide:hover{transform:translateY(-4px);border-color:var(--ink)}
.guide b{font:800 18px/1.25 var(--display)}
.guide span{font-size:15px;color:var(--muted)}
.guide em{font-style:normal;font-size:13px;font-weight:700;color:#1A3E8C;margin-top:auto}

/* ---------- band + footer ---------- */
.band{background:var(--ink);color:#fff;border-radius:var(--r-l);padding:clamp(28px,5vw,56px);display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;position:relative;overflow:hidden}
.band::before{content:"";position:absolute;inset:auto -10% -60% auto;width:420px;height:420px;background:radial-gradient(closest-side,rgba(255,45,149,.35),transparent);animation:drift 12s ease-in-out infinite alternate}
.band h2{font-size:clamp(24px,3vw,36px);position:relative;max-width:20ch}
.band a svg{width:20px;height:20px}
.band a{position:relative;display:inline-flex;align-items:center;gap:8px;padding:15px 22px;border-radius:16px;background:var(--volt);color:var(--volt-ink);font-weight:800;text-decoration:none}
.foot{background:var(--ink);color:var(--on-ink-muted);padding:56px 0 28px;margin-top:0;font-size:15px}
.foot-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:32px}
.foot .fh{color:#fff;font:700 15px var(--display);margin:0 0 12px;letter-spacing:0}
.foot-langs{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:36px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:14px}
.foot-langs a{text-decoration:none}
.foot ul{list-style:none;margin:0;padding:0}
.foot li{margin:7px 0}
.foot a{text-decoration:none}.foot a:hover{color:#fff}
.foot p{max-width:34ch}
.foot-base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:22px;font-size:14px}
.foot-base a{text-decoration:none}

/* ---------- reveal ---------- */
.js .rv{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .rv.in{opacity:1;transform:none}
.js .rv.in .tile,.js .rv.in .steps li{animation:rise .7s var(--ease) both}
.js .rv.in>*:nth-child(2){animation-delay:.06s}.js .rv.in>*:nth-child(3){animation-delay:.12s}.js .rv.in>*:nth-child(4){animation-delay:.18s}.js .rv.in>*:nth-child(5){animation-delay:.24s}.js .rv.in>*:nth-child(6){animation-delay:.3s}.js .rv.in>*:nth-child(7){animation-delay:.36s}.js .rv.in>*:nth-child(8){animation-delay:.42s}
@keyframes rise{from{opacity:0;transform:translateY(26px) scale(.97)}}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .stage{min-height:0;order:-1;display:none}
  .layout{grid-template-columns:1fr}.aside{position:static}
  .facts{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .burger{display:grid;place-items:center}
  .menu{position:fixed;inset:66px 0 auto 0;flex-direction:column;align-items:stretch;gap:2px;padding:12px var(--gut) 20px;background:var(--ink);border-bottom:1px solid rgba(255,255,255,.08);transform:translateY(-8px);opacity:0;visibility:hidden;transition:all .3s var(--ease)}
  .nav-open .menu{transform:none;opacity:1;visibility:visible}
  .menu a{padding:13px 14px;font-size:17px}
  .lang ul{position:static;margin-top:8px;width:100%;grid-template-columns:repeat(2,minmax(0,1fr));max-height:50vh}
}
@media (max-width:720px){
  body{font-size:16px}
  .steps,.split2{grid-template-columns:1fr}
  .field{flex-wrap:wrap;padding:6px}
  .field input{flex-basis:100%;height:50px;padding:0 12px}
  .btn-ghost{flex:1;justify-content:center}
  .btn-go{flex:2;justify-content:center}
  .tiles{grid-template-columns:repeat(2,1fr)}
  .tile{aspect-ratio:4/5}
  .facts{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .modes{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin-inline:calc(-1*var(--gut));padding-inline:var(--gut)}
  .modes::-webkit-scrollbar{display:none}
  .modes span{white-space:nowrap}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .js .rv{opacity:1;transform:none}
}