:root{--bg:#fff;--fg:#0a0a0a;--mute:#5b5b5b;--line:#e6e6e6;--soft:#f5f5f3;--acc:#16a34a;--serif:Didot,"Bodoni 72","Bodoni MT","Playfair Display",Georgia,serif;--sans:-apple-system,BlinkMacSystemFont,"Inter","Helvetica Neue",Arial,sans-serif;--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.55 var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
.wrap{max-width:1140px;margin:0 auto;padding:0 16px}
a{color:inherit}
code{font:.92em var(--mono);overflow-wrap:anywhere}
h1,h2{font-family:var(--serif);font-weight:400;line-height:1.05;letter-spacing:-.01em;margin:0}
em{font-style:italic}

.top{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.row{display:flex;justify-content:space-between;align-items:center;height:58px}
.mark{font:600 19px var(--serif);text-decoration:none}
.mark span{font-style:italic;margin-right:5px}

.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--fg);color:#fff;border:0;text-decoration:none;font:600 15px var(--sans);padding:0 22px;height:50px;border-radius:10px;cursor:pointer;white-space:nowrap;transition:transform .1s}
.btn:hover{transform:translateY(-1px)}
.btn.sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px}
.btn.inv{background:#fff;color:var(--fg)}

.hero{padding:44px 0 56px}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;border:1px solid var(--line);border-radius:99px;padding:5px 12px;margin:0 0 18px}
.pill i{width:8px;height:8px;border-radius:50%;background:var(--acc);box-shadow:0 0 0 4px rgba(22,163,74,.18)}
h1{font-size:clamp(38px,5.4vw,64px)}
.sub{font-size:18px;color:var(--mute);margin:20px 0 24px;max-width:540px}

.join{display:flex;gap:8px;flex-wrap:wrap;max-width:520px}
.join input{flex:1 1 220px;height:50px;border:1.5px solid var(--fg);border-radius:10px;padding:0 14px;font:16px var(--sans);background:#fff;color:var(--fg)}
.join input:focus{outline:3px solid rgba(22,163,74,.35);outline-offset:1px}
.join .btn{flex:0 0 auto}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px}
.msg{flex-basis:100%;margin:4px 0 0;font-size:14px;min-height:20px}
.msg.ok{color:var(--acc);font-weight:600}.msg.err{color:#c62828}
.ticks{display:flex;flex-wrap:wrap;gap:6px 18px;list-style:none;padding:0;margin:14px 0 0;font-size:14px;color:var(--mute)}
.ticks li::before{content:"✓ ";color:var(--acc);font-weight:700}

.demo{position:relative;min-width:0;padding-bottom:30px}
.term{background:#0c0c0c;color:#e6e6e6;border-radius:12px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.22)}
.bar{display:flex;align-items:center;gap:6px;padding:10px 12px;background:#1b1b1b;font:12px var(--sans);color:#8a8a8a}
.bar i{width:11px;height:11px;border-radius:50%;background:#3d3d3d}.bar span{margin-left:8px}
#term{margin:0;padding:16px;min-height:300px;font:12.5px/1.6 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere}
#term .x{color:#8ab4ff}#term .ok{color:#4ade80}#term .u{color:#fff;text-decoration:underline}#term .d{color:#777}
.cursor{display:inline-block;width:7px;background:#e6e6e6;animation:b 1s steps(1) infinite}
@keyframes b{50%{opacity:0}}
.phone{position:absolute;right:-6px;bottom:0;width:170px;height:300px;background:#fff;border:7px solid #111;border-radius:28px;box-shadow:0 20px 50px rgba(0,0,0,.3);padding:18px 10px 10px;opacity:0;transform:translateY(24px) rotate(3deg);transition:all .6s cubic-bezier(.2,.8,.2,1)}
.phone.on{opacity:1;transform:translateY(0) rotate(3deg)}
.notch{position:absolute;top:5px;left:50%;width:50px;height:6px;margin-left:-25px;background:#111;border-radius:6px}
.url{font-size:8.5px;background:var(--soft);border-radius:6px;padding:4px 6px;color:var(--mute);white-space:nowrap;overflow:hidden}
.screen{display:flex;flex-direction:column;gap:10px;padding:22px 6px;font-size:13px}
.f{height:24px;border:1px solid var(--line);border-radius:5px}
.go{background:#1f883d;color:#fff;text-align:center;border-radius:6px;padding:5px;font-weight:600;font-size:12px}
.done{color:var(--acc);font-weight:700;text-align:center;opacity:0;transition:opacity .4s}
.phone.ok .done{opacity:1}.phone.ok .f,.phone.ok .go{opacity:.25}

.strip{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:36px 0}
.three{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.three b{font-size:13px;text-transform:uppercase;letter-spacing:.1em}
.three p{margin:6px 0 0;color:var(--mute);font-size:15.5px}

section.how,section.dev{padding-top:72px}
h2{font-size:clamp(32px,4.4vw,48px);margin-bottom:22px}
.one{background:#0c0c0c;color:#eee;border-radius:12px;padding:18px 20px;margin:0 0 24px;font:15px var(--mono);overflow-x:auto}
.one .d{color:#777}.one .hl{color:#4ade80}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.steps li{border:1px solid var(--line);border-radius:12px;padding:20px}
.steps b{display:block;font:22px var(--serif);margin-bottom:6px}
.steps span{color:var(--mute);font-size:15.5px}
.cols{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;align-items:start}
.cols pre{margin:0;background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:18px;font:13px/1.65 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere;min-width:0}
.cols .d{color:#888}
.vs{list-style:none;padding:0;margin:0}
.vs li{padding:12px 0;border-bottom:1px solid var(--line);color:var(--mute);font-size:15.5px}
.vs b{display:block;color:var(--fg)}

.final{background:var(--fg);color:#fff;margin-top:80px;padding:72px 0}
.final p{color:#bbb;max-width:600px}
.final .join{max-width:640px;margin-top:24px}
.final .join input{border-color:#fff}
.final .msg.ok{color:#4ade80}
.fine{font-size:13px;margin-top:18px}
footer{padding:28px 16px;font-size:14px;color:var(--mute)}

@media (max-width:900px){
  .hero{padding-top:28px}
  .hero-grid,.cols{grid-template-columns:1fr;gap:28px}
  .three,.steps{grid-template-columns:1fr;gap:16px}
  .phone{width:130px;height:230px;right:-4px;border-width:5px}
  .screen{padding:12px 4px;gap:7px;font-size:11px}.f{height:18px}
  #term{min-height:250px;font-size:11.5px;padding-right:120px}
}
@media (max-width:480px){.join .btn{flex:1 1 100%}.sub{font-size:16.5px}}
@media (prefers-reduced-motion:reduce){.cursor{animation:none}.phone{transition:none}}
section.real{padding-top:72px}.sites{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-wrap:wrap;gap:8px}.sites li{border:1px solid var(--line);border-radius:99px;padding:6px 14px;font-size:14px;font-weight:600}.sites li:last-child{background:var(--fg);color:#fff;border-color:var(--fg)}