:root{
  --paper:#f3f8ff; --card:#fff; --ink:#14233a; --muted:#4a5d78; --line:#d3e0f2; --red:#d8232a; --navy:#1c6ee6; --on-navy:#fff; --tint:#dbe9ff; color-scheme:light;
  box-sizing:border-box; padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
*,*::before,*::after{box-sizing:inherit}
html{scroll-padding-top:env(safe-area-inset-top,0px);scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;-webkit-text-size-adjust:100%}
a{color:inherit}
p{margin:0}
:focus-visible{outline:3px solid var(--red);outline-offset:3px}
.wrap{max-width:1000px;margin:0 auto;padding:0 20px}
h1,h2,h3{margin:0;line-height:1.1;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,5vw,2.4rem);font-weight:800;margin-bottom:24px}
h3{font-size:1.1rem;font-weight:700}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 24px;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid currentColor;font-size:1.05rem;cursor:pointer}
.btn.red{background:var(--red);border-color:var(--red);color:#fff}

/* header */
.top{background:var(--card);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:1.2rem;letter-spacing:-.01em}
.logo svg{width:50px;height:50px;flex:none}
.spin{transform-box:view-box;transform-origin:32px 32px;animation:roll 5s linear infinite}
@keyframes roll{to{transform:rotate(360deg)}}
nav{display:none;gap:22px}
nav a{text-decoration:none;color:var(--muted);font-weight:600}
.tel{font-weight:800;text-decoration:none;white-space:nowrap}
@media(min-width:760px){nav{display:flex}}

/* livery stripe */
.livery{height:28px;background:conic-gradient(#000 25%,var(--card) 0 50%,#000 0 75%,var(--card) 0) 0 0/28px 28px;border-bottom:1px solid var(--line)}

/* hero */
.hero{padding:44px 0 56px}
.hero .wrap{display:grid;gap:28px}
h1{font-size:clamp(2.3rem,8.4vw,4.2rem);font-weight:800;max-width:15ch}
.lead{font-size:1.2rem;color:var(--muted);max-width:36ch;margin-top:18px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cta .btn:not(.red){color:var(--ink)}
.price-card{background:#000;color:var(--on-navy);border-radius:18px;padding:24px;align-self:start}
.price-card b{display:block;font-size:2.4rem;line-height:1;margin:6px 0 14px}
.price-card ul{list-style:none;margin:0;padding:14px 0 0;border-top:1px solid rgba(255,255,255,.4);display:grid;gap:8px;color:#eaf2ff;font-size:.98rem}
.price-card li::before{content:"✚";color:#ff0000;margin-right:10px;font-size:.85em}
@media(min-width:820px){.hero .wrap{grid-template-columns:1.5fr 1fr;align-items:center;gap:48px}}

/* facts */
.facts{background:var(--tint);color:var(--ink)}
.facts .wrap{display:grid;grid-template-columns:repeat(2,1fr);gap:0}
.facts div{padding:22px 0;border-bottom:1px solid rgba(20,35,58,.12)}
.facts b{display:block;font-size:1.9rem;line-height:1.1}
.facts span{color:var(--muted);font-size:.95rem}
@media(min-width:760px){.facts .wrap{grid-template-columns:repeat(4,1fr)}.facts div{border:0}}

section{padding:60px 0}
.tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.tile{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column}
.ph{position:relative;aspect-ratio:4/3;display:grid;place-items:center;overflow:hidden;color:var(--muted);font-size:.9rem;background:repeating-linear-gradient(135deg,#e4eefc 0 12px,#d9e7fb 12px 24px)}
.ph::after{content:"Фото"}
.ph img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:1}
.tb{padding:12px 14px 14px;display:flex;flex-direction:column;gap:4px;flex:1}
.tb h3{font-size:1rem;line-height:1.2}
.tb small{color:var(--muted);font-size:.88rem;line-height:1.35}
.tb b{margin-top:auto;padding-top:8px;color:var(--red)}
@media(min-width:900px){.tiles{grid-template-columns:repeat(4,1fr);gap:16px}}

/* tire picker */
.picker{background:var(--tint)}
.pcard{background:var(--card);border-radius:18px;padding:22px;display:grid;gap:16px}
.promo{display:inline-block;background:var(--red);color:#fff;font-weight:700;border-radius:999px;padding:6px 14px;font-size:.95rem;margin-bottom:18px}
.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.row2{display:grid;grid-template-columns:1fr;gap:10px}
.fld{display:grid;gap:4px;font-size:.9rem;color:var(--muted);font-weight:600}
.fld select,.fld input{min-height:48px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink);font:inherit;padding:0 10px;width:100%}
.seg{display:flex;gap:8px}
.seg label,.chk label{position:relative;cursor:pointer}
.seg input,.chk input{position:absolute;opacity:0}
.seg span{display:block;padding:11px 20px;border-radius:999px;border:2px solid var(--navy);font-weight:700;color:var(--navy)}
.seg input:checked+span{background:var(--navy);color:#fff}
.seg input:focus-visible+span,.chk input:focus-visible+span{outline:3px solid var(--red);outline-offset:2px}
.chk{display:flex;flex-wrap:wrap;gap:8px 18px}
.chk span{display:flex;align-items:center;gap:8px;font-weight:600}
.chk span::before{content:"";width:22px;height:22px;border:2px solid var(--navy);border-radius:6px;background:var(--card)}
.chk input:checked+span::before{background:var(--red) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M4 10l4 4 8-8' fill='none' stroke='white' stroke-width='3'/%3E%3C/svg%3E") center/16px no-repeat;border-color:var(--red)}
.pcard .btn{border:0;font-family:inherit}
@media(min-width:760px){.row2{grid-template-columns:1fr 1fr}.pcard{padding:28px}}

/* tables */
.tbl{overflow-x:auto;background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:18px}
table{border-collapse:collapse;width:100%;min-width:300px}
caption{text-align:left;font-weight:800;padding:16px 18px 6px;font-size:1.1rem}
td{padding:11px 18px;border-top:1px solid var(--line)}
td:last-child{text-align:right;font-weight:700;white-space:nowrap}
.note{color:var(--muted);font-size:.95rem}
@media(min-width:760px){.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}.two .tbl{margin:0}}

/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:14px;counter-reset:s}
.steps li{counter-increment:s;position:relative;padding:4px 0 4px 56px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:40px;height:40px;border-radius:50%;background:var(--red);color:#fff;display:grid;place-items:center;font-weight:800}
.steps span{display:block;color:var(--muted)}
@media(min-width:760px){.steps{grid-template-columns:repeat(3,1fr);gap:28px}}

.why{display:grid;gap:22px}
.why div{border-top:3px solid var(--red);padding-top:12px}
.why span{display:block;color:var(--muted);margin-top:4px}
@media(min-width:760px){.why{grid-template-columns:repeat(4,1fr)}}

details{background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:10px}
summary{cursor:pointer;padding:16px 18px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::after{content:"+";color:var(--red);font-size:1.4rem;line-height:1}
details[open] summary::after{content:"−"}
details p{padding:0 18px 16px;color:var(--muted)}

.contact{background:#000;color:var(--on-navy);padding:56px 0 120px}
.contact h2{color:#fff}
.contact p{color:#eaf2ff;max-width:42ch;margin-bottom:22px}
.big{display:block;font-size:clamp(1.9rem,7.5vw,3.2rem);font-weight:800;text-decoration:none;margin-bottom:22px;color:#fff}
.contact .row{display:flex;flex-wrap:wrap;gap:12px}
.contact .btn:not(.red){color:#fff}
.contact .btn.red{background:#fff;border-color:#fff;color:var(--red)}
.small{margin-top:36px;font-size:.9rem;color:#d3e3ff}
.bar{position:fixed;left:0;right:0;bottom:0;padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));background:var(--card);border-top:1px solid var(--line);z-index:20}
.bar .btn{width:100%}
@media(min-width:760px){.bar{display:none}.contact{padding-bottom:56px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.spin{animation:none}}