:root{--bg:#f6f6f3;--surface:#fff;--ink:#14202b;--muted:#59656f;--line:#dcdfd9;--accent:#d9480f;--accent-ink:#fff;--band:#14202b;--band-ink:#f6f6f3;
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0f171e;--surface:#17222b;--ink:#eef0ed;--muted:#9aa7b0;--line:#2a3944;--accent:#f06a30;--accent-ink:#140a05;--band:#0a1015;--band-ink:#eef0ed}}
:root[data-theme="dark"]{--bg:#0f171e;--surface:#17222b;--ink:#eef0ed;--muted:#9aa7b0;--line:#2a3944;--accent:#f06a30;--accent-ink:#140a05;--band:#0a1015;--band-ink:#eef0ed}
html{scroll-padding-top:20px;scroll-behavior:smooth;overflow-x:hidden;max-width:100%}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.55 Onest,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;overflow-x:hidden;max-width:100%}
a{color:inherit}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px;box-sizing:border-box}
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);text-decoration:none;padding:14px 24px;border-radius:6px;border:0;font:700 16px Onest,sans-serif;cursor:pointer}
.btn:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #fff;outline-offset:2px;box-shadow:0 0 0 5px var(--accent)}
.btn.ghost{background:transparent;color:inherit;border:1.5px solid currentColor}
.hero{position:relative;color:#fff;background:#14202b url(assets/hero-sklad.jpg) center/cover no-repeat}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,16,21,.78),rgba(10,16,21,.62) 55%,rgba(10,16,21,.88))}
.hero .wrap{position:relative}
.top{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:16px;padding-bottom:16px}
.brand{font-weight:800;font-size:15px;line-height:1.2;flex-shrink:0}
.brand small{display:block;font-weight:400;opacity:.8;font-size:13px}
.nav{display:flex;gap:8px;align-items:center}
.nav a{color:rgba(255,255,255,.92);text-decoration:none;font-size:13.5px;font-weight:600;padding:7px 15px;border-radius:20px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);transition:all .15s ease;white-space:nowrap}
.nav a:hover{background:rgba(255,255,255,.25);color:#fff;border-color:rgba(255,255,255,.5)}
.top .right{display:flex;gap:10px;align-items:center;flex-shrink:0}
.top a.tel{text-decoration:none;font-weight:700;border:1.5px solid rgba(255,255,255,.7);padding:9px 16px;border-radius:6px;white-space:nowrap}
@media(max-width:940px){
.top{flex-wrap:wrap}
.nav{width:100%;order:3;margin-top:2px;gap:6px;justify-content:flex-start}
.nav a{font-size:12.5px;padding:6px 12px}
}
.hero-body{padding:72px 20px 64px}
.hero h1{font-size:clamp(36px,7.5vw,68px);line-height:1.03;font-weight:800;margin:0 0 18px;letter-spacing:-.02em;max-width:12em}
.hero p.lead{font-size:clamp(18px,2.4vw,21px);max-width:33em;margin:0 0 28px;opacity:.92}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:rgba(255,255,255,.3);border-top:1px solid rgba(255,255,255,.35);width:100%;max-width:100%;box-sizing:border-box}
.facts div{background:rgba(10,16,21,.78);padding:14px 8px;text-align:center;min-width:0;box-sizing:border-box}
.facts b{display:block;font-size:clamp(17px,4.2vw,24px);line-height:1.2;color:#ffffff !important;font-weight:800;letter-spacing:-.01em}
.facts span{font-size:clamp(11.5px,2.6vw,14px);opacity:.92;display:block;margin-top:2px;color:#ffffff !important;font-weight:500}
.lang{display:flex;gap:0;border:1.5px solid rgba(255,255,255,.7);border-radius:6px;overflow:hidden}
.lang button{font:700 14px Onest,sans-serif;color:#fff;background:transparent;border:0;padding:9px 14px;cursor:pointer}
.lang button[aria-pressed="true"]{background:#fff;color:#14202b}
.lang button:focus-visible{outline:3px solid #fff;outline-offset:-3px}
.top .right{display:flex;gap:10px;align-items:center}
section{padding:52px 0}
h2.t{font-size:clamp(26px,4vw,36px);line-height:1.15;margin:0 0 22px;letter-spacing:-.01em}
.prod-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px}
@media(max-width:540px){.prod-grid{grid-template-columns:1fr 1fr;gap:12px}}
@media(max-width:380px){.prod-grid{grid-template-columns:1fr}}
.p-card{background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;display:flex;flex-direction:column}
.p-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(0,0,0,.08);border-color:var(--accent)}
.p-img{position:relative;width:100%;padding-top:70%;overflow:hidden;background:#15202b}
.p-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.p-card:hover .p-img img{transform:scale(1.05)}
.p-info{padding:16px;display:flex;flex-direction:column;flex:1}
@media(max-width:540px){.p-info{padding:12px}}
.p-info h3{margin:0 0 6px;font-size:16px;font-weight:700;line-height:1.25}
.p-desc{font-size:13.5px;color:var(--muted);margin:0 0 12px;line-height:1.45;flex:1}
@media(max-width:540px){.p-desc{display:none}}
.p-tags{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:12px}
.tag{font-size:11.5px;font-weight:600;padding:3px 7px;border-radius:4px;background:var(--bg);color:var(--ink);border:1px solid var(--line)}
.btn-more{display:inline-flex;align-items:center;gap:4px;background:transparent;border:0;padding:0;color:var(--accent);font:700 14px Onest,sans-serif;cursor:pointer;text-align:left}
.btn-more:hover{text-decoration:underline}

dialog.prod-modal{border:0;border-radius:14px;padding:0;background:transparent;max-width:580px;width:92%;margin:auto;box-shadow:0 24px 64px rgba(0,0,0,.5);overflow:visible}
dialog.prod-modal::backdrop{background:rgba(10,16,21,.78);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}
.modal-box{background:var(--surface);color:var(--ink);border-radius:14px;position:relative;max-height:85vh;max-height:85dvh;overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;display:block}
.modal-close{position:sticky;top:12px;float:right;margin-right:12px;margin-bottom:-46px;width:36px;height:36px;border-radius:50%;background:rgba(10,16,21,.75);color:#fff;border:1px solid rgba(255,255,255,.2);font-size:24px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;z-index:30;transition:background .15s,transform .1s}
.modal-close:hover{background:rgba(10,16,21,.95);transform:scale(1.05)}
.modal-header-img{width:100%;height:220px;object-fit:cover;display:block}
.modal-body{padding:20px}
.modal-body h3{font-size:21px;margin:0 0 8px;font-weight:800}
.modal-desc{font-size:14.5px;color:var(--muted);line-height:1.55;margin:0 0 16px}
.modal-section-title{font-size:12.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:16px 0 8px}
.modal-specs{display:grid;gap:6px;background:var(--bg);padding:12px 14px;border-radius:8px;border:1px solid var(--line);font-size:13.5px}
.modal-apps{display:grid;gap:8px;padding:0;margin:0;list-style:none}
.modal-apps li{font-size:14px;display:flex;gap:8px;align-items:flex-start}
.modal-apps li::before{content:"✓";color:var(--accent);font-weight:700;flex-shrink:0}
.modal-footer{position:sticky;bottom:0;background:var(--surface);padding:14px 20px;border-top:1px solid var(--line);display:flex;gap:10px;z-index:20;box-shadow:0 -4px 16px rgba(0,0,0,.08)}
.modal-btn-order{flex:1;text-align:center}

/* Динамический блок с меняющимся фоном (карьер, завод, склад) */
.showcase-section{position:relative;color:#fff;overflow:hidden;padding:56px 0}
.showcase-bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.showcase-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1.4s ease-in-out}
.showcase-slide.active{opacity:1}
.showcase-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,22,30,.55) 0%,rgba(14,22,30,.45) 50%,rgba(14,22,30,.65) 100%)}
.showcase-wrap{position:relative;z-index:1;display:flex;flex-direction:column;gap:28px}
/* Автоматические точки-индикаторы */
.slide-dots{display:flex;gap:8px;justify-content:center;margin-bottom:4px}
.s-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.4);border:none;cursor:default;transition:background .3s,transform .3s}
.s-dot.active{background:#fff;transform:scale(1.35)}

@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}

.stock-panel{display:grid;gap:24px;align-items:center;background:rgba(20,32,43,.68);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:26px}
@media(min-width:800px){.stock-panel{grid-template-columns:1.2fr .8fr;padding:32px}}
.stock-panel h2.t{color:#fff;margin:0 0 12px}
.stock-panel p{color:rgba(255,255,255,.86);margin:0 0 16px;font-size:15.5px;line-height:1.55}
.stock-highlights{display:grid;grid-template-columns:1fr;gap:10px;margin-bottom:20px}
@media(min-width:520px){.stock-highlights{grid-template-columns:1fr 1fr}}
.s-feat{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:10px 14px}
.s-feat b{display:block;color:#fff;font-size:14px;margin-bottom:2px}
.s-feat span{display:block;color:rgba(255,255,255,.75);font-size:12.5px}
.stock-panel-img{overflow:hidden;border-radius:10px;border:1px solid rgba(255,255,255,.18);max-height:240px}
.stock-panel-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s ease}
.stock-panel-img:hover img{transform:scale(1.03)}

.apps-panel{background:rgba(20,32,43,.68);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:26px;scroll-margin-top:24px}
@media(min-width:800px){.apps-panel{padding:32px}}
.apps-panel h2.t{color:#fff;margin:0 0 18px}
.apps-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px}
.app-item{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:8px;padding:16px 18px;transition:background .2s ease,border-color .2s ease,transform .2s ease}
.app-item:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.3);transform:translateY(-2px)}
.app-item b{display:block;color:#fff;font-size:16px;margin-bottom:4px}
.app-item span{display:block;color:rgba(255,255,255,.75);font-size:13.5px;line-height:1.4}
.band{background:var(--band);color:var(--band-ink)}
.adv{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px}
.adv b{display:block;font-size:19px;margin-bottom:6px}
.adv span{opacity:.78;font-size:15.5px}
.contact{display:grid;gap:32px}
@media(min-width:800px){.contact{grid-template-columns:1fr 1fr}}
.phones a{display:block;font-size:clamp(24px,5vw,32px);font-weight:800;text-decoration:none;margin:2px 0}
.email-link{display:inline-flex;align-items:center;gap:7px;margin-top:10px;color:var(--accent);text-decoration:none;font-weight:700;font-size:15px}
.email-link:hover{text-decoration:underline}
.email-link svg{flex-shrink:0}
.addr{color:var(--muted);margin-top:12px}
form{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:20px;display:grid;gap:14px}
label{font-size:14px;color:var(--muted);display:grid;gap:5px}
input,select{font:400 16px Onest,sans-serif;padding:12px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--ink);width:100%}
.note{font-size:13px;color:var(--muted);margin:0}
.f-actions{display:grid;gap:12px;margin-top:4px}
.btn-tg{display:flex;align-items:center;justify-content:center;gap:10px;background:#229ED9;color:#fff;width:100%;padding:14px 20px;border-radius:6px;border:0;font:700 16px Onest,sans-serif;cursor:pointer;text-decoration:none;transition:background .15s ease,transform .1s ease}
.btn-tg:hover{background:#1b8bc2}
.btn-tg:active{transform:scale(.99)}
.btn-tg svg{flex-shrink:0}
.f-divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px;text-align:center}
.f-divider::before,.f-divider::after{content:"";flex:1;height:1px;background:var(--line)}
.f-call-group{display:grid;grid-template-columns:1fr;gap:10px}
@media(min-width:480px){.f-call-group{grid-template-columns:1fr 1fr}}
.btn-call{display:flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;padding:12px 14px;font:700 14.5px Onest,sans-serif;border-radius:6px;background:var(--surface);color:var(--ink);border:1.5px solid var(--line);transition:border-color .15s ease,background .15s ease,color .15s ease;text-align:center}
.btn-call:hover{border-color:var(--accent);color:var(--accent)}
.btn-call svg{flex-shrink:0;color:var(--accent)}
.tg-channel{display:inline-flex;align-items:center;gap:8px;margin-top:10px;color:#229ED9;text-decoration:none;font-weight:700;font-size:15px}
.tg-channel:hover{text-decoration:underline}
.tg-channel svg{flex-shrink:0}
footer{border-top:1px solid var(--line);padding:22px 0 28px;color:var(--muted);font-size:14px}
.footer-nav{display:flex;gap:16px;flex-wrap:wrap;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.footer-nav a{color:inherit;text-decoration:none;font-weight:500;font-size:13.5px;transition:color .15s}
.footer-nav a:hover{color:var(--accent)}

/* Подстраницы продуктов */
.sub-hero{padding:56px 20px 48px}
.breadcrumbs{display:flex;align-items:center;gap:8px;font-size:13.5px;margin-bottom:18px;color:rgba(255,255,255,.75)}
.breadcrumbs a{color:#fff;text-decoration:none;border-bottom:1px dotted rgba(255,255,255,.5);transition:border-color .15s}
.breadcrumbs a:hover{border-bottom-style:solid;border-color:#fff}
.breadcrumbs span{opacity:.5}

.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.feature-card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:22px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.feature-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,.06);border-color:var(--accent)}
.feature-card h3{margin:0 0 8px;font-size:17px;font-weight:700}
.feature-card p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.5}

.compare-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:720px){.compare-grid{grid-template-columns:1fr 1fr}}
.compare-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:26px;position:relative}
.compare-badge{display:inline-block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:4px 10px;border-radius:20px;background:var(--bg);color:var(--muted);margin-bottom:12px;border:1px solid var(--line)}
.compare-card h3{margin:0 0 10px;font-size:20px;font-weight:800}
.compare-card p{margin:0;font-size:15px;color:var(--muted);line-height:1.55}

.faq-grid{display:grid;gap:14px}
.faq-card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:20px 22px;min-width:0;box-sizing:border-box}
.faq-q{font-size:17px;font-weight:700;color:var(--ink);margin:0 0 8px;display:flex;align-items:center;gap:10px}
.faq-q::before{content:"?";display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-size:13px;font-weight:800;flex-shrink:0}
.faq-a{margin:0;font-size:15px;color:var(--muted);line-height:1.5;padding-left:34px}

/* Мобильная вёрстка подстраниц: скрытие меню до 800px и адаптивность */
.subpage{overflow-x:hidden;max-width:100%}
.subpage .hero,.subpage main,.subpage section,.subpage footer{max-width:100%;overflow-x:hidden;box-sizing:border-box}
.subpage .wrap{width:100%;max-width:1040px;box-sizing:border-box}

@media(max-width:800px){
.subpage .nav{display:none !important}
.subpage .top{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:nowrap;padding-top:12px;padding-bottom:12px}
.subpage .brand{font-size:14.5px;line-height:1.2;flex:1;min-width:0}
.subpage .brand small{font-size:11.5px}
.subpage .top .right{display:flex;gap:8px;align-items:center;flex-shrink:0}
.subpage .top a.tel{padding:7px 11px;font-size:13px;white-space:nowrap}
.subpage .lang button{padding:7px 11px;font-size:13px}
}

@media(max-width:540px){
.features-grid{grid-template-columns:1fr}
.apps-grid{grid-template-columns:1fr}
.compare-grid{grid-template-columns:1fr}
}

@media(max-width:480px){
.subpage .top{flex-wrap:wrap;gap:10px}
.subpage .brand{width:100%;flex:none}
.subpage .top .right{width:100%;justify-content:space-between}
.subpage .top a.tel{flex:1;text-align:center;padding:8px 8px;font-size:12.5px}
.sub-hero{padding:36px 20px 30px}
.subpage .hero h1{font-size:clamp(25px,7.2vw,34px);max-width:100%;word-break:break-word}
.subpage .hero p.lead{font-size:15.5px;margin-bottom:20px}
.subpage .cta{flex-direction:column;width:100%}
.subpage .cta .btn{width:100%;text-align:center}
.subpage .facts div{padding:10px 2px}
.subpage .facts b{font-size:clamp(14.5px,4.3vw,18px)}
.subpage .facts span{font-size:10.5px}
.faq-card{padding:16px 14px}
.faq-q{font-size:15.5px}
.faq-a{font-size:14px;padding-left:28px}
.compare-card{padding:18px 16px}
}