/* «Графит и сталь»: чёрный, стальной серый и синий из логотипа как точечный акцент. */
:root{
  --black:#0c0d0f;
  --hero-bg:#030708;       /* цвет краёв фото первого экрана, чтобы не было шва */
  --graphite:#181a21;       /* как подвал оригинального сайта */
  --graphite-2:#21242c;
  --line-dark:rgba(255,255,255,.1);
  --on-dark-muted:#a3a8b2;  /* текст на тёмном, 7.5:1 */
  --nav:#ababab;            /* пункты меню, как на оригинале */
  --sky:#3aa8db;            /* голубой акцент оригинала */
  --blue:#0e4778;           /* кнопки — цвет оригинального сайта, белый текст 9.6:1 */
  --blue-hover:#0a3963;
  --blue-text:#15609f;      /* синий текст на светлом, 6.4:1 */
  --steel:#f2f3f5;
  --photo:#eceef1;          /* подложка фото товаров */
  --white:#fff;
  --text:#121417;
  --muted:#5b616b;
  --line:#e0e2e6;
  --head:"Oswald","Arial Narrow",sans-serif;
  --sans:"PT Sans",Arial,sans-serif;
  --mono:"PT Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--text);font:17px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--head);font-weight:600;text-transform:uppercase;letter-spacing:.03em;line-height:1.1;margin:0}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px}
@media(max-width:600px){.wrap{padding:0 16px}}
.kicker{font:700 13px/1 var(--sans);letter-spacing:.18em;text-transform:uppercase;color:var(--blue-text);display:flex;align-items:center;gap:12px}
.kicker::before{content:"";width:28px;height:2px;background:currentColor}
.dark .kicker{color:var(--sky)}
.btn{white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 28px;border:0;border-radius:6px;font:500 15px/1 var(--head);letter-spacing:.08em;text-transform:uppercase;text-decoration:none;cursor:pointer;transition:background .15s,color .15s,box-shadow .15s}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-hover)}
.btn-outline{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.7)}
.btn-outline:hover{background:#fff;color:var(--black)}
.btn-line{background:transparent;color:var(--text);box-shadow:inset 0 0 0 1.5px var(--text)}
.btn-line:hover{background:var(--text);color:#fff}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px}

/* Колонки сеток могут сжиматься уже содержимого */
.about>*,.pick-grid>*,.order-grid>*,.contacts-grid>*,.grid>*{min-width:0}

/* ---------- Шапка ---------- */
.header{position:absolute;top:0;left:0;right:0;z-index:40;color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.header.stuck{position:fixed;background:rgba(8,10,12,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-color:var(--line-dark);animation:drop .25s}
@keyframes drop{from{transform:translateY(-100%)}}
.header .wrap{display:flex;align-items:center;gap:36px;height:84px;transition:height .2s}
.header.stuck .wrap{height:68px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex:none}
.brand-mark{height:42px;width:auto;transition:height .2s}
.brand-word{height:17px;width:auto}
.header.stuck .brand-mark{height:36px}
.nav{display:flex;align-items:center;gap:28px;margin-left:auto}
.nav>a{position:relative;font:400 16px/1 var(--sans);text-decoration:none;color:#c2c6cd;white-space:nowrap;padding:10px 0;transition:color .2s}
.nav>a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--sky);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav>a:hover{color:#fff}
.nav>a:hover::after{transform:none}
.nav-extra{display:none}
.header-contact{display:flex;flex-direction:column;align-items:flex-end;gap:4px;padding-left:28px;border-left:1px solid var(--line-dark)}
.header-phone{font:700 17px/1 var(--sans);text-decoration:none;white-space:nowrap}
.header-phone:hover{color:var(--sky)}
.header-contact span{font-size:13px;line-height:1;color:var(--on-dark-muted);white-space:nowrap}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px}
.btn-ghost-light{background:rgba(255,255,255,.06);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.28)}
.btn-ghost-light:hover{background:#fff;color:var(--black)}
.icon-btn{display:none;place-items:center;width:44px;height:44px;border-radius:8px;border:1px solid var(--line-dark);background:rgba(255,255,255,.04);color:#fff;cursor:pointer;flex:none}
@media(max-width:1240px){.header-cta{display:none}}
@media(max-width:1080px){
  .header .wrap{gap:10px;height:72px}
  .header.stuck .wrap{height:64px}
  .brand{margin-right:auto}
  .nav,.header-contact{display:none}
  .icon-btn{display:grid}
  .nav.open{display:flex;flex-direction:column;align-items:stretch;gap:0;position:absolute;top:100%;left:0;right:0;margin:0;padding:8px 16px 20px;background:rgba(8,10,12,.98);border-bottom:1px solid var(--line-dark)}
  .nav.open>a{padding:15px 0;font-size:17px;color:#fff;border-bottom:1px solid var(--line-dark)}
  .nav.open>a::after{display:none}
  .nav.open .nav-extra{display:grid;gap:14px;padding-top:18px}
  .nav-tel{font:700 18px var(--sans);text-decoration:none;color:#fff}
  .nav-tel small{display:block;font-weight:400;font-size:13px;color:var(--on-dark-muted)}
}

/* ---------- Первый экран ---------- */
.hero{display:flex;flex-direction:column;min-height:min(100svh,1000px);background:var(--hero-bg);color:#fff}
.hero-body{position:relative;flex:1;display:flex;align-items:center;overflow:hidden}
/* Фото прижато к правому нижнему углу, левый край растворяется в фоне */
.hero-body::before{content:"";position:absolute;right:0;bottom:0;height:90%;aspect-ratio:3840/2090;background:url(../img/background3840.webp) center/cover no-repeat;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 30%);mask-image:linear-gradient(90deg,transparent 0,#000 30%)}
/* Затемнение под текстом, если фото заходит под него на узких экранах */
.hero-body::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--hero-bg) 0%,rgba(3,7,8,.75) 40%,rgba(3,7,8,0) 70%)}
.hero-body .wrap{position:relative;z-index:1;width:100%;padding-top:150px;padding-bottom:48px}
.hero-inner{max-width:620px}
.hero h1{font-size:clamp(40px,6vw,76px);margin:22px 0 22px}
.hero .lead{font-size:19px;color:#d3d6dc;margin:0 0 40px;max-width:540px}
.hero .lead b{color:var(--sky)}
.hero-links{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:800px){
  .hero-body{align-items:flex-end}
  .hero-body::before{inset:0;height:auto;aspect-ratio:auto;background-position:65% bottom;-webkit-mask-image:none;mask-image:none}
  .hero-body::after{background:linear-gradient(180deg,rgba(3,7,8,.55) 0%,rgba(3,7,8,.88) 55%,var(--hero-bg) 100%)}
  .hero-body .wrap{padding-top:108px;padding-bottom:28px}
}
@media(max-width:520px){.hero-links .btn{flex:1 1 100%}.hero h1{margin:16px 0}.hero .lead{font-size:17px;margin-bottom:28px}.strip b{font-size:20px}.strip span{font-size:14px;line-height:1.35}}

/* ---------- Цифры ---------- */
.strip{position:relative;background:var(--graphite);color:#fff}
.strip .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.strip .wrap>div{padding:30px 24px;border-left:1px solid var(--line-dark)}
.strip .wrap>div:first-child{border-left:0;padding-left:0}
.strip b{display:block;font:600 24px/1.2 var(--head);text-transform:uppercase;letter-spacing:.04em}
.strip span{font-size:15px;color:var(--on-dark-muted)}
@media(max-width:900px){.strip .wrap{grid-template-columns:1fr 1fr}.strip .wrap>div{padding:14px 0 14px 16px;border-bottom:1px solid var(--line-dark)}.strip .wrap>div:nth-child(odd){border-left:0;padding-left:0}}

/* ---------- Секции ---------- */
.block{padding:104px 0}
@media(max-width:700px){.block{padding:64px 0}}
.head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap;margin-bottom:48px}
.head h2,.h2{font-size:clamp(30px,4vw,50px);margin-top:16px}
.head p{max-width:440px;margin:0;color:var(--muted)}

/* О компании */
.about{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about h2{margin-bottom:24px}
.about p{margin:0 0 16px;color:#353a42}
.sectors{display:flex;flex-wrap:wrap;gap:8px;margin:28px 0 32px}
.sectors span{font:500 13px/1 var(--head);letter-spacing:.1em;text-transform:uppercase;padding:10px 14px;border:1px solid var(--line);border-radius:4px}
@media(max-width:900px){.about{grid-template-columns:1fr;gap:32px}.about img{order:-1;width:100%;max-width:480px}}

/* Продукция: фото в фиксированной рамке, белый фон снимков растворяется в подложке */
.products{background:#fff}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.item{position:relative;background:#fff;border:1px solid var(--line);border-radius:8px;text-decoration:none;display:flex;flex-direction:column;overflow:hidden;transition:box-shadow .2s}
.item:hover{box-shadow:0 18px 40px -22px rgba(12,13,15,.4)}
.item figure{position:relative;margin:0;aspect-ratio:1/1;background:var(--photo)}
.item figure img{position:absolute;inset:14%;width:72%;height:72%;object-fit:contain;mix-blend-mode:multiply;transition:transform .35s}
.item:hover figure img{transform:scale(1.07) rotate(-4deg)}
.item .cap{padding:16px 20px 20px;display:flex;gap:12px;align-items:baseline;min-height:88px}
.item .cap span{font:13px var(--mono);color:#9aa0a9}
.item h3{font-size:17px;letter-spacing:.04em;line-height:1.25;transition:color .15s}
.item:hover h3{color:var(--blue-text)}
.item .plus{position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;opacity:0;transform:scale(.8);transition:opacity .2s,transform .2s}
.item:hover .plus,.item:focus-visible .plus{opacity:1;transform:none}
.products-cta{margin-top:24px;background:var(--steel);border-radius:8px;padding:28px 32px;display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.products-cta p{margin:0;flex:1 1 360px;font-size:18px}
.products-cta p b{font-family:var(--head);font-weight:600;text-transform:uppercase;letter-spacing:.04em;display:block;font-size:20px}
.products-cta .actions{display:flex;gap:12px;flex-wrap:wrap}
@media(max-width:1000px){.grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.grid{grid-template-columns:1fr 1fr;gap:10px}.item .cap{padding:12px 14px 14px;min-height:0;flex-direction:column;gap:2px}.item h3{font-size:15px}.products-cta{padding:22px 20px}.products-cta .actions .btn{flex:1}}

/* Подбор */
.pick{background:var(--black) radial-gradient(ellipse 60% 80% at 85% 50%,#1b2433 0%,transparent 70%);color:#fff}
.pick-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.pick h2{margin-bottom:20px}
.pick-grid>div>p{color:var(--on-dark-muted);margin:0 0 28px}
.ways{list-style:none;margin:0;padding:0;border-top:1px solid var(--line-dark)}
.ways li{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--line-dark);font-size:16px}
.ways code{font:16px var(--mono);color:var(--sky)}
.ways span{color:#d3d6dc}
.pick-form{background:var(--graphite-2);border:1px solid var(--line-dark);border-radius:10px;padding:36px}
.pick-form label{display:block;font:500 15px var(--head);letter-spacing:.1em;text-transform:uppercase;margin-bottom:12px}
.search{display:flex;background:#fff;border-radius:6px;overflow:hidden}
.search input{flex:1;border:0;outline:0;min-height:60px;padding:0 18px;font:18px var(--mono);color:var(--text);background:none;min-width:0}
.search input::placeholder{font-family:var(--sans);color:#8b9099}
.search .btn{border-radius:0;min-height:60px}
.hint{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:15px;color:var(--on-dark-muted)}
.chip{font:14px var(--mono);color:#fff;background:rgba(255,255,255,.06);border:1px solid var(--line-dark);border-radius:4px;padding:8px 12px;cursor:pointer}
.chip:hover{border-color:var(--sky)}
.pick-form small{display:block;margin-top:20px;padding-top:16px;border-top:1px solid var(--line-dark);font-size:14px;color:var(--on-dark-muted)}
@media(max-width:900px){.pick-grid{grid-template-columns:1fr;gap:40px}.pick-form{padding:24px 18px}}
@media(max-width:520px){.search{flex-direction:column}.search .btn{width:100%}.ways li{grid-template-columns:1fr;gap:2px}}

/* Дилерство: тёмная витрина — сертификаты крупно, под ними преимущества */
.dealer{background:var(--steel)}
.certs{display:flex;justify-content:center;gap:48px;flex-wrap:wrap}
.cert{margin:0;width:min(420px,100%);text-align:center}
.cert-frame{position:relative;display:block;width:100%;height:320px;padding:0;border:0;border-radius:8px;background:#fff;cursor:zoom-in;box-shadow:0 0 0 1px var(--line),0 24px 48px -28px rgba(12,13,15,.35);transition:transform .25s,box-shadow .25s}
.cert-frame:hover{transform:translateY(-4px);box-shadow:0 0 0 1px #c9ced5,0 30px 56px -28px rgba(12,13,15,.45)}
.cert-frame img{position:absolute;inset:16px;width:calc(100% - 32px);height:calc(100% - 32px);object-fit:contain}
.cert h3{font-size:26px;margin-top:24px}
.cert span{display:block;margin-top:4px;font:700 14px var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--blue-text)}
.perks{list-style:none;margin:64px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.perks li{padding:28px 24px 0;border-left:1px solid var(--line);text-align:center}
.perks li:first-child{border-left:0}
.perks svg{color:var(--blue);margin:0 auto}
.perks b{display:block;font:600 17px/1.25 var(--head);text-transform:uppercase;letter-spacing:.05em;margin:12px 0 6px}
.perks span{font-size:15px;color:var(--muted)}
@media(max-width:900px){.certs{gap:32px}.cert-frame{height:260px}.perks{grid-template-columns:1fr 1fr;margin-top:48px}.perks li{padding:24px 12px}.perks li:nth-child(odd){border-left:0}.perks li:nth-child(n+3){border-top:1px solid var(--line)}}
@media(max-width:520px){.cert-frame{height:220px}.perks{grid-template-columns:1fr}.perks li{border-left:0;border-top:1px solid var(--line)}.perks li:first-child{border-top:0}}

/* Прайс + обратная связь */
.order{background:var(--steel)}
.order-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.panel{border-radius:8px;padding:44px}
.panel h2{font-size:clamp(26px,3vw,36px);margin:16px 0 14px}
.panel p{margin:0 0 28px}
.price{background:var(--graphite) url(../img/background3840.webp) 90% 60%/cover;position:relative;color:#fff;overflow:hidden;display:flex;flex-direction:column}
.price::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,var(--graphite) 35%,rgba(24,26,33,.6))}
.price>*{position:relative}
.price p{color:var(--on-dark-muted)}
.price>div:last-child{margin-top:auto}
.price small{display:block;margin-top:12px;color:var(--on-dark-muted);font-size:14px}
.form{background:#fff}
.form p{color:var(--muted)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field span{font-size:14px;font-weight:700}
.field input,.field textarea{font:17px var(--sans);color:var(--text);border:1px solid #cfd3d9;border-radius:6px;padding:12px 14px;min-height:50px;background:#fff;outline:0;resize:vertical}
.field input:focus,.field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(14,71,120,.15)}
.consent{font-size:14px;color:var(--muted);margin:12px 0 0}
.ok{display:none;margin-top:12px;padding:14px 16px;border-radius:6px;background:#e8f5ec;color:#16562f;font-weight:700}
@media(max-width:900px){.order-grid{grid-template-columns:1fr}.panel{padding:28px 20px}.row{grid-template-columns:1fr}}

/* Контакты: филиалы переключают карту */
.contacts-grid{display:grid;grid-template-columns:420px 1fr;gap:24px;align-items:stretch}
.branches{display:flex;flex-direction:column;gap:16px}
.branch{border:1.5px solid var(--line);border-radius:8px;padding:28px;cursor:pointer;transition:border-color .2s,box-shadow .2s;background:#fff}
.branch:hover{border-color:#b9bec6}
.branch.active{border-color:var(--blue)}
.branch-top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px}
.branch h3{font-size:26px}
.branch .show{flex:none;display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:0 12px;border-radius:18px;border:1px solid var(--line);background:#fff;font:700 13px var(--sans);color:var(--muted);cursor:pointer}
.branch .show::before{content:"";width:8px;height:8px;border-radius:50%;background:#c3c8cf}
.branch.active .show{border-color:var(--blue);color:var(--blue-text)}
.branch.active .show::before{background:var(--sky)}
.branch dl{margin:0;display:grid;grid-template-columns:96px 1fr;gap:8px 16px;font-size:16px}
.branch dt{font:500 12px/2 var(--head);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.branch dd{margin:0}
.branch dd a{text-decoration:none}
.branch .tel{font-size:20px;font-weight:700;color:var(--text)}
.branch .tel:hover{color:var(--blue-text)}
.hours{margin:0;padding:16px 20px;border-radius:8px;background:var(--steel);font-size:15px;color:var(--muted)}
.hours b{color:var(--text)}
.map{position:relative;min-height:520px;border-radius:8px;overflow:hidden;background:var(--photo)}
.map #map{position:absolute;inset:0}
.map .map-fallback{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:24px;color:var(--muted)}
@media(max-width:1000px){.contacts-grid{grid-template-columns:1fr}.map{min-height:380px}.branch{padding:22px 18px}}

/* Подвал */
.footer{background:var(--graphite);color:var(--on-dark-muted);font-size:15px;line-height:1.55}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px;padding-top:64px;padding-bottom:48px}
.footer-grid>*{min-width:0}
.f-brand p{margin:20px 0;max-width:320px}
.f-badges{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.f-badges li{font-size:13px;padding:7px 12px;border:1px solid var(--line-dark);border-radius:6px}
.f-badges b{color:#fff;font-weight:700;margin-right:4px}
.f-col{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.f-col h4{margin:4px 0 6px;font:700 13px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:#7f858f}
.f-col a{color:#d3d6dc;text-decoration:none}
.f-col a:hover{color:#fff}
.f-col p{margin:0}
.f-col .f-tel{font-weight:700;font-size:17px;color:#fff}
.f-col .f-tel:hover{color:var(--sky)}
.f-bottom{position:relative;display:flex;flex-wrap:wrap;gap:12px 28px;padding-top:22px;padding-bottom:26px;font-size:14px}
.f-bottom::before{content:"";position:absolute;top:0;left:32px;right:32px;height:1px;background:var(--line-dark)}
@media(max-width:600px){.f-bottom::before{left:16px;right:16px}}
.f-bottom span:first-child{margin-right:auto}
.f-bottom a{text-decoration:none}
.f-bottom a:hover{color:#fff}
@media(max-width:1000px){.footer-grid{grid-template-columns:1fr 1fr;gap:36px 24px}.f-brand{grid-column:1/-1}}
@media(max-width:560px){.footer-grid{grid-template-columns:1fr;padding-top:48px}.f-bottom{flex-direction:column;gap:8px}}

dialog{border:0;padding:0;background:transparent;max-width:min(92vw,900px)}
dialog::backdrop{background:rgba(0,0,0,.85)}
dialog img{max-height:86vh;border-radius:6px;background:#fff}
dialog button{position:absolute;top:8px;right:8px;width:44px;height:44px;border-radius:50%;border:0;background:var(--black);color:#fff;font-size:22px;cursor:pointer}
.err{margin-top:12px;padding:14px 16px;border-radius:6px;background:#fdecea;color:#8a1c12;font-weight:700}