:root{--bg:#f5f6f8;--card:#fff;--ink:#141c26;--mut:#5d6977;--acc:#e8590c;--acc2:#ff7a2e;--dark:#141c26;--line:#e6e9ee;--ok:#1f9d55}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.55 Manrope,-apple-system,Segoe UI,Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased;background:var(--bg);color:var(--ink)}
a{color:inherit}.w{max-width:1120px;margin:0 auto;padding:0 16px}
nav{position:sticky;top:0;z-index:9;background:#141c26f2;backdrop-filter:blur(6px);color:#fff}
nav .w{display:flex;align-items:center;gap:20px;height:60px}.logo{font-weight:800;font-size:20px;text-decoration:none}.logo span{color:var(--acc2)}
nav .links{display:flex;gap:18px;margin-left:auto;font-size:15px}nav .links a{text-decoration:none;opacity:.85}nav .tel{font-weight:700;text-decoration:none;white-space:nowrap}
@media(max-width:760px){nav .links{display:none}nav .tel{margin-left:auto}}
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--acc);color:#fff;text-decoration:none;font-weight:700;padding:14px 22px;border-radius:10px;border:0;cursor:pointer;font-size:16px}
.btn:hover{background:var(--acc2)}.btn.o{background:transparent;border:2px solid #ffffff55}.btn.s{background:#eef0f3;color:var(--ink)}.btn.s:hover{background:#e2e5ea}
.btn.max{background:#6c4cf5}.btn.wa{background:#25d366}.btn.sm{padding:9px 14px;font-size:14px}
header{background:radial-gradient(1200px 600px at 85% 20%,#2a3645,#141c26 60%);color:#fff;padding:72px 0 80px}
h1{font-size:clamp(30px,5.2vw,52px);line-height:1.08;letter-spacing:-.02em;font-weight:800;margin:0 0 18px;max-width:720px}h1 em{font-style:normal;color:var(--acc2)}
.lead{color:#cfd6df;font-size:19px;max-width:600px;margin:0 0 26px}
.offer{display:inline-block;background:#ffffff14;border:1px solid #ffffff2a;border-radius:12px;padding:12px 16px;margin-bottom:26px}
.offer b{color:var(--acc2);font-size:22px}
.hb{display:flex;flex-wrap:wrap;gap:10px}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:40px;max-width:820px}
.facts div{border-left:3px solid var(--acc);padding-left:12px}.facts b{display:block;font-size:clamp(18px,3.4vw,24px)}.facts small{color:#b9c2cc}
@media(max-width:700px){.facts{grid-template-columns:1fr 1fr}}
section{padding:64px 0}h2{font-size:clamp(26px,3.6vw,36px);margin:0 0 8px;line-height:1.15}.sub{color:var(--mut);margin:0 0 28px;max-width:680px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.c{background:var(--card);border-radius:16px;padding:22px;box-shadow:0 1px 3px #0000000f}
.pcard{position:relative}.rc{cursor:pointer;transition:.15s}.rc:hover{transform:translateY(-2px);box-shadow:0 6px 18px #0000001a}.rc h3{margin:0 0 4px;font-size:19px}.rc .meta{color:var(--mut);font-size:14px}.rc .big{font-size:28px;font-weight:800;margin:12px 0 2px}.rc .per{font-size:13px;color:var(--mut)}.pimg{height:150px;margin:-6px -6px 10px;background:linear-gradient(180deg,#f1f3f6,#e6e9ee);border-radius:12px;display:grid;place-items:center}.pcard .tag{position:absolute;top:14px;right:14px}.pcard h3{margin:0;font-size:24px}.pcard .for{color:var(--mut);font-size:14px;min-height:42px;margin:6px 0 14px}
.pcard .pr{font-size:14px;color:var(--mut)}.pcard .pr b{font-size:26px;color:var(--ink)}
.pcard ul{list-style:none;padding:0;margin:14px 0 18px;font-size:14px}.pcard li{display:flex;justify-content:space-between;padding:6px 0;border-bottom:1px dashed var(--line)}
.tag{display:inline-block;background:#fff1e8;color:var(--acc);font-size:12px;font-weight:700;padding:3px 8px;border-radius:6px;margin-bottom:10px}
.seg{display:inline-flex;background:#e9ecf0;border-radius:10px;padding:4px;margin-bottom:22px}.seg button{border:0;background:transparent;padding:9px 16px;border-radius:8px;font-weight:600;cursor:pointer;font-size:15px}.seg button.on{background:#fff;box-shadow:0 1px 3px #0002}
table{width:100%;border-collapse:collapse;background:var(--card);border-radius:16px;overflow:hidden;font-size:15px}
th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line)}th{background:#eef0f3;font-size:13px;text-transform:uppercase;letter-spacing:.03em;color:var(--mut)}
td.n{text-align:right;font-weight:700;white-space:nowrap}.tw{overflow-x:auto;border-radius:16px}
.note{color:var(--mut);font-size:14px;margin-top:12px}
/* calc */
.calc{display:grid;grid-template-columns:360px 1fr;gap:20px;align-items:start}@media(max-width:900px){.calc{grid-template-columns:1fr}}
label{display:block;font-size:13px;font-weight:600;color:var(--mut);margin:12px 0 5px}
input,select,button{font-family:inherit}input,select{width:100%;padding:11px 12px;border:1px solid #d5dae1;border-radius:9px;font-size:16px;background:#fff;color:var(--ink)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.chk{display:flex;align-items:center;gap:8px;margin-top:14px;font-weight:600}.chk input{width:18px;height:18px}
#field{background:#fff;border-radius:16px;padding:10px;box-shadow:0 1px 3px #0000000f}#svg{width:100%;height:auto;display:block;cursor:crosshair;touch-action:manipulation}
.hint{font-size:13px;color:var(--mut);padding:4px 8px 8px}
.sum{margin-top:16px}.sum table{font-size:15px}.sum .tot td{font-size:20px;font-weight:800;background:#fff7f1}
.acts{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--dark);color:#fff;padding:12px 18px;border-radius:10px;opacity:0;transition:.25s;pointer-events:none;z-index:20}.toast.on{opacity:1}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.steps .c{position:relative;padding-top:52px}.steps .c:before{counter-increment:s;content:counter(s);position:absolute;top:18px;left:22px;width:28px;height:28px;border-radius:50%;background:var(--acc);color:#fff;font-weight:800;display:grid;place-items:center}
.steps b{display:block;margin-bottom:4px}.steps p{margin:0;color:var(--mut);font-size:15px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.two img{width:100%;border-radius:16px;max-height:460px;object-fit:cover}@media(max-width:800px){.two{grid-template-columns:1fr}}
.why{list-style:none;padding:0;margin:0}.why li{padding:10px 0 10px 32px;position:relative;border-bottom:1px solid var(--line)}.why li:before{content:"✓";position:absolute;left:0;top:9px;color:var(--ok);font-weight:900}
details{background:var(--card);border-radius:12px;padding:16px 20px;margin-bottom:10px}summary{font-weight:700;cursor:pointer}details p{color:var(--mut);margin:10px 0 0}
.cta{background:linear-gradient(120deg,var(--acc),#c2410c);color:#fff;border-radius:20px;padding:40px;text-align:center}.cta p{opacity:.9}.cta .btn{background:#fff;color:var(--acc)}
footer{background:var(--dark);color:#aab3be;padding:32px 0;font-size:14px}footer a{color:#fff}
.fab{position:fixed;right:16px;bottom:16px;z-index:15;display:none}@media(max-width:760px){.fab{display:flex}}
.fab a{width:56px;height:56px;border-radius:50%;background:var(--acc);display:grid;place-items:center;color:#fff;font-size:24px;text-decoration:none;box-shadow:0 4px 14px #0004}

.crumbs{font-size:14px;color:var(--mut);margin:24px 0 10px}.crumbs a{color:var(--mut)}
.prod{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;align-items:start}@media(max-width:860px){.prod{grid-template-columns:1fr}}
.gal .main{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:16px;background:#e6e9ee;display:block}
.gal .th{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin-top:8px}.gal .th img,.gal .th div{width:100%;aspect-ratio:1;object-fit:cover;border-radius:10px;cursor:pointer;opacity:.75;background:#e6e9ee}.gal .th .on{opacity:1;outline:2px solid var(--acc)}
.opts{display:flex;flex-wrap:wrap;gap:8px}.opts button{border:1px solid #d5dae1;background:#fff;border-radius:9px;padding:10px 14px;font-weight:600;cursor:pointer;font-size:15px}.opts button.on{border-color:var(--acc);background:#fff1e8;color:var(--acc)}
.qty{display:flex;align-items:center;gap:0;width:max-content}.qty button{width:44px;height:44px;border:1px solid #d5dae1;background:#fff;font-size:20px;cursor:pointer}.qty button:first-child{border-radius:9px 0 0 9px}.qty button:last-child{border-radius:0 9px 9px 0}.qty input{width:70px;height:44px;border-radius:0;border-left:0;border-right:0;text-align:center}
.price-big{font-size:34px;font-weight:800;margin:6px 0}.spec td:first-child{color:var(--mut)}
.dl{display:flex;gap:8px}.dl input{flex:1}.dres{font-size:14px;margin-top:6px;color:var(--mut)}


.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}.hero-img{width:100%;border-radius:18px;box-shadow:0 20px 50px #0008;aspect-ratio:800/562;object-fit:cover}@media(max-width:900px){.hero{grid-template-columns:1fr}.hero-img{max-width:560px}}