:root{--o:#ff5722;--od:#e64a19;--ink:#1b1410;--mut:#6d625b;--bg:#fff;--alt:#fff6f1;--card:#fff;--line:#f0e3dc}
@media(prefers-color-scheme:dark){:root{--ink:#f6ece6;--mut:#b7a9a0;--bg:#16100c;--alt:#1f1612;--card:#241a15;--line:#3a2b23}}
*{box-sizing:border-box;margin:0}html{scroll-behavior:smooth}
body{font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg)}
a{color:inherit;text-decoration:none}.wrap{max-width:1080px;margin:auto;padding:0 20px}.narrow{max-width:720px}
.topbar{background:var(--ink);color:var(--bg);font-size:.85rem}
.topbar-in{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:36px;flex-wrap:wrap}
.tb-links{display:flex;gap:18px;flex-wrap:wrap}.tb-links a:hover{color:var(--o)}
.nav{position:sticky;top:0;z-index:9;background:var(--bg);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:18px;height:60px}.brand{font-weight:800;display:flex;gap:8px;align-items:center}
.nav nav{margin-left:auto;display:flex;gap:18px;font-size:.92rem;color:var(--mut)}.nav nav a:hover{color:var(--o)}
.btn{display:inline-block;background:var(--o);color:#fff;padding:12px 22px;border-radius:999px;font-weight:700;border:2px solid var(--o);cursor:pointer;font-size:1rem}
.btn:hover{background:var(--od)}.btn.sm{padding:7px 16px;font-size:.9rem}.btn.ghost{background:transparent;color:#fff;border-color:#fff}
.btn.light{background:#fff;color:var(--od);border-color:#fff}
.hero{background:linear-gradient(135deg,#ff5722,#b8320b);color:#fff;background-size:cover;background-position:center;padding:72px 0}
.hero-in{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center}
.pill{display:inline-block;background:rgba(255,255,255,.18);padding:4px 14px;border-radius:999px;font-size:.85rem}
h1{font-size:clamp(2rem,5vw,3.3rem);line-height:1.12;margin:14px 0}h1 em{font-style:normal;color:#ffd9c9}
.lead{font-size:1.1rem;opacity:.95;max-width:520px}.cta{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0}.cta.c{justify-content:center}
.ticks{list-style:none;display:flex;gap:18px;flex-wrap:wrap;padding:0;font-size:.9rem}.ticks li:before{content:"✓ ";font-weight:800}
.hero-art{text-align:center}.hero-art img{max-height:420px;max-width:100%;border-radius:24px}
.mock{height:340px;max-width:220px;margin:auto;border:3px dashed rgba(255,255,255,.6);border-radius:28px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:3rem;gap:10px}.mock span{font-size:.85rem}
.stats{background:var(--ink);color:var(--bg)}.stats .grid4{padding:22px 20px;text-align:center}.stats b{display:block;font-size:1.6rem;color:var(--o)}.stats span{font-size:.85rem;opacity:.8}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.sec{padding:68px 0}.alt{background:var(--alt)}h2{font-size:clamp(1.6rem,3.5vw,2.2rem);text-align:center;margin-bottom:8px}
.sub{text-align:center;color:var(--mut);margin-bottom:34px}.alt h2{margin-bottom:30px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px}.card h3{margin:8px 0}.card p{color:var(--mut);font-size:.95rem}
.steps i{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--o);color:#fff;font-style:normal;font-weight:800}
.big .ico{font-size:2.2rem}.note{color:var(--mut);font-size:.8rem;margin-top:16px;display:block}
.feat div{padding:6px 4px}.feat p{color:var(--mut);font-size:.92rem}
.calc label{display:block;margin-bottom:18px;font-weight:600}.calc input[type=range]{width:100%;accent-color:var(--o);margin-top:6px}
.result{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;text-align:center;background:var(--alt);border-radius:14px;padding:16px;margin:8px 0 12px}
.result b{display:block;font-size:1.35rem;color:var(--o)}.result small{color:var(--mut)}
details{border-bottom:1px solid var(--line);padding:14px 0}summary{cursor:pointer;font-weight:700}details p{color:var(--mut);margin-top:8px}
.cta-band{background:linear-gradient(135deg,#ff5722,#b8320b);color:#fff;text-align:center}.cta-band p{margin-bottom:18px}
.lead-form{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}.lead-form input,.lead-form select{padding:12px 14px;border-radius:12px;border:0;font-size:1rem}
.lead-form button{grid-column:1/-1}.hp{position:absolute;left:-9999px}
.flash{margin-top:16px;padding:12px;border-radius:12px;font-weight:600}.flash.ok{background:#e6f7ee;color:#0b6b3a}.flash.err{background:#fde8e6;color:#9b2315}
footer{padding:34px 0;border-top:1px solid var(--line);color:var(--mut);font-size:.9rem}.foot{display:grid;gap:10px}footer a:hover{color:var(--o)}
.app-sec{display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;max-width:820px}
.qr-box{background:#fff;padding:14px;border-radius:18px;text-align:center;border:1px solid var(--line);width:200px}
.qr-box svg{width:100%;height:auto;display:block}.qr-box small{color:#555;display:block;margin-top:6px}
.qr-ph{aspect-ratio:1;display:grid;place-items:center;color:#888;font-size:.8rem;border:2px dashed #ccc;border-radius:12px}
@media(max-width:800px){.app-sec{grid-template-columns:1fr;justify-items:center;text-align:center}.tb-note{display:none}.topbar-in{justify-content:center}.hero-in,.grid3{grid-template-columns:1fr}.grid4{grid-template-columns:1fr 1fr}.nav nav{display:none}.nav .btn{margin-left:auto}.lead-form{grid-template-columns:1fr}.hero{padding:44px 0}.sec{padding:48px 0}}