:root{--blue:#155eef;--navy:#12234c;--yellow:#ffd43b;--ink:#15213d;--muted:#68758e;--line:#e3e9f3;--page:#f5f7fc;--green:#149563;--red:#c52d42}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--page);color:var(--ink);font-family:Inter,system-ui,sans-serif;line-height:1.6}
a{color:inherit;text-decoration:none}
.container{width:min(1160px,calc(100% - 32px));margin:auto}
.skip-link{position:fixed;left:16px;top:-70px;z-index:100;padding:12px 16px;border-radius:10px;background:#fff;color:var(--blue);font-weight:700;box-shadow:0 8px 25px #0002}
.skip-link:focus{top:16px}
.top-strip{background:var(--navy);color:#dce6ff;font-size:12px}
.top-strip .container{min-height:34px;display:flex;align-items:center;justify-content:space-between}
.top-strip a{color:#fff;font-weight:700}
.site-header{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 5px 22px #14244b0b}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:11px}
.brand-logo{width:58px;height:58px;object-fit:contain;filter:drop-shadow(0 5px 10px #101d3e25)}
.footer-logo{width:72px;height:72px}
.brand-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:linear-gradient(145deg,var(--blue),var(--navy));color:#fff;font-size:22px}
.brand b,.brand small{display:block;line-height:1.05}
.brand b{font-size:19px;letter-spacing:.08em}
.brand small{margin-top:5px;color:var(--muted);font-size:10px;letter-spacing:.15em}
.main-nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:600}
.main-nav>a{padding:9px 0}
.main-nav>a.active,.main-nav>a:hover{color:var(--blue)}
.main-nav .nav-cta{padding:11px 18px;border-radius:12px;background:var(--yellow);color:var(--navy)}
.menu-button{display:none;border:0;background:var(--page);font-size:23px;border-radius:10px;padding:8px 12px}
.hero{padding:72px 0;background:radial-gradient(circle at 80% 20%,#3e6ee0 0,transparent 28%),linear-gradient(135deg,#155eef,#12234c);color:#fff;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:50px;align-items:center}
.eyebrow{color:var(--yellow);font-size:12px;font-weight:800;letter-spacing:.15em}
.hero h1{font-size:clamp(38px,6vw,66px);line-height:1.04;margin:14px 0 18px;letter-spacing:-.045em}
.hero p{max-width:650px;color:#dce6ff;font-size:17px}
.hero-actions,.action-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border:0;border-radius:13px;background:var(--blue);color:#fff;font:700 14px Inter;cursor:pointer}
.btn-yellow{background:var(--yellow);color:var(--navy)}
.btn-soft{background:#eaf0ff;color:var(--blue)}
.btn-danger{background:#ffecef;color:var(--red)}
.hero-card{background:#ffffff12;border:1px solid #ffffff25;border-radius:28px;padding:28px;backdrop-filter:blur(10px)}
.hero-logo-card{display:grid;place-items:center;min-height:390px;border:1px solid #ffffff24;border-radius:32px;background:radial-gradient(circle,#ffffff20,transparent 68%);backdrop-filter:blur(8px)}
.hero-logo-card img{display:block;width:min(100%,430px);height:auto;filter:drop-shadow(0 28px 38px #050b2280)}
.hero-stat{display:flex;justify-content:space-between;padding:17px 0;border-bottom:1px solid #ffffff20}
.hero-stat:last-child{border:0}
.hero-stat strong{font-size:24px}
.section{padding:72px 0}
.section-white{background:#fff}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-heading h2,.page-hero h1{font-size:clamp(30px,4vw,45px);line-height:1.1;margin:0}
.section-heading p{margin:7px 0 0;color:var(--muted)}
.benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.benefit,.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:0 12px 35px #17244b0a}
.benefit-icon{display:grid;place-items:center;width:45px;height:45px;border-radius:14px;background:#eaf0ff;color:var(--blue);font-size:21px}
.benefit h3{margin:14px 0 6px}
.benefit p,.card p{color:var(--muted);margin:0}
.catalog-toolbar{display:flex;gap:12px;align-items:center;margin-bottom:22px}
.search-input,input,textarea{width:100%;border:1px solid var(--line);border-radius:13px;background:#fff;padding:14px 16px;font:inherit;color:var(--ink);outline:none}
.search-input:focus,input:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #155eef15}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}
.category-card{cursor:pointer;padding:12px}
.category-card img,.image-placeholder{width:100%;height:155px;object-fit:cover;border-radius:15px;background:#eaf0ff}
.image-placeholder{display:grid;place-items:center;color:var(--blue);font-size:42px}
.category-card h3{margin:14px 5px 4px;font-size:18px}
.category-card span{margin:0 5px;color:var(--blue);font-size:13px;font-weight:700}
.parts-list{display:grid;gap:12px}
.part-card{display:grid;grid-template-columns:78px 1fr auto;gap:15px;align-items:center}
.part-card img,.part-photo{width:78px;height:78px;object-fit:cover;border-radius:14px;background:#edf2ff}
.part-card h3{margin:0 0 4px}
.part-meta{font-size:13px;color:var(--muted)}
.price{font-size:19px;font-weight:800;color:var(--blue)}
.stock{display:inline-block;margin-top:7px;border-radius:99px;padding:4px 9px;background:#e7f7f0;color:var(--green);font-size:11px;font-weight:800}
.stock.out{background:#ffecef;color:var(--red)}
.admin-bar{display:flex;align-items:center;justify-content:space-between;padding:13px 16px;margin-bottom:18px;border-radius:16px;background:var(--navy);color:#fff}
.hidden{display:none!important}
.modal{position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:18px;background:#101d3eaa}
.modal-panel{width:min(480px,100%);max-height:90vh;overflow:auto;background:#fff;border-radius:22px;padding:24px}
.modal-panel h2{margin:0 0 5px}
.modal-panel label{display:block;margin:13px 0 5px;font-size:12px;font-weight:700;color:var(--muted)}
.page-hero{padding:55px 0;background:linear-gradient(135deg,#eaf0ff,#fff)}
.page-hero p{max-width:720px;color:var(--muted)}
.content-grid{display:grid;grid-template-columns:1fr 320px;gap:28px}
.prose,.contact-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px}
.prose h2{margin-top:30px}
.prose h2:first-child{margin-top:0}
.prose p,.prose li{color:#536079}
.contact-stack{display:grid;gap:14px}
.contact-card h3{margin-top:0}
.site-footer{background:#101d3e;color:#d7e0f5;padding-top:56px}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr 1.25fr;gap:34px}
.site-footer h3{margin:0 0 14px;color:#fff}
.site-footer p{color:#aebbd5;font-size:13px}
.site-footer section>a:not(.brand){display:block;margin:9px 0;color:#cbd6ec;font-size:13px}
.footer-brand b{color:#fff}
.footer-brand small{color:#aebbd5}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;margin-top:40px;padding:20px 0;border-top:1px solid #ffffff18;color:#93a3c1;font-size:12px}
.floating-whatsapp{position:fixed;right:20px;bottom:22px;z-index:40;display:grid;place-items:center;width:54px;height:54px;border-radius:50%;background:#20bd68;color:#fff;font-size:25px;box-shadow:0 12px 25px #118a4855}
.seo-story{background:linear-gradient(135deg,#eef3ff,#fff)}
.article-teaser{display:grid;grid-template-columns:1.45fr .75fr;gap:52px;align-items:center}
.article-teaser h2{margin:8px 0 12px;font-size:clamp(28px,4vw,44px);line-height:1.12}
.article-teaser p{color:var(--muted);max-width:720px}
.text-link{display:inline-flex;gap:8px;align-items:center;margin-top:10px;color:var(--blue);font-weight:800}
.tip-list{display:grid;gap:10px}
.tip-list span{display:flex;gap:16px;align-items:center;padding:17px 20px;border:1px solid var(--line);border-radius:16px;background:#fff;color:var(--blue);box-shadow:0 10px 28px #17244b0a}
.tip-list b{color:var(--ink)}
.narrow{max-width:850px}
.breadcrumbs{display:flex;gap:9px;margin-bottom:22px;color:var(--muted);font-size:13px}
.breadcrumbs a{color:var(--blue);font-weight:700}
.article-hero h1{max-width:800px;margin-top:10px}
.article-meta{display:flex;gap:10px 22px;flex-wrap:wrap;margin-top:22px;color:var(--muted);font-size:13px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start}
.article-body{padding:clamp(24px,5vw,52px)}
.article-body .lead{font-size:19px;color:var(--ink)}
.article-body a:not(.btn){color:var(--blue);font-weight:700;text-decoration:underline;text-underline-offset:3px}
.article-callout{margin:28px 0;padding:24px;border-radius:18px;border-left:5px solid var(--yellow);background:#f1f5ff}
.article-callout ul{margin-bottom:0;padding-left:20px}
.article-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px;padding-top:28px;border-top:1px solid var(--line)}
.article-aside{position:sticky;top:105px;display:grid;gap:16px}
.clean-list{margin:0;padding-left:20px;color:var(--muted)}
.clean-list li+li{margin-top:7px}
.settings-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:28px;align-items:start}
.settings-card{max-width:720px}
.settings-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:18px}
.settings-heading h2{margin:5px 0 0}
.security-mark{display:grid;place-items:center;width:48px;height:48px;border-radius:50%;background:#e7f7f0;color:var(--green);font-size:22px;font-weight:800}
.settings-card label{display:block;margin:17px 0 6px;font-size:13px;font-weight:800;color:var(--ink)}
.settings-card small{display:block;margin-top:6px;color:var(--muted)}
.settings-card .show-passwords{display:flex;align-items:center;gap:9px;font-weight:600;color:var(--muted)}
.show-passwords input{width:18px;height:18px;margin:0}
.settings-status{padding:24px;border:1px solid var(--line);border-radius:18px;background:#f7f9ff;color:var(--muted)}
.settings-status h2{margin-top:0;color:var(--ink)}
.settings-status.success{border-color:#b9e7d2;background:#effaf5}
.form-message{margin-top:18px;padding:12px 14px;border-radius:12px}
.form-message.error{display:block!important;background:#ffecef;color:var(--red)}
@media(max-width:850px){.menu-button{display:block}
.main-nav{display:none;position:absolute;top:76px;left:16px;right:16px;padding:18px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 20px 45px #12234c22;flex-direction:column;align-items:stretch;gap:5px}
.menu-open .main-nav{display:flex}
.main-nav>a{padding:10px}
.hero-grid,.content-grid{grid-template-columns:1fr}
.benefits{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
.article-teaser,.article-layout{grid-template-columns:1fr}
.settings-layout{grid-template-columns:1fr}
.article-aside{position:static}
}
@media(max-width:540px){.top-strip .container span:first-child{display:none}
.top-strip .container{justify-content:center}
.hero{padding:52px 0}
.hero-card{display:none}
.benefits,.footer-grid{grid-template-columns:1fr}
.section{padding:52px 0}
.section-heading{align-items:start;flex-direction:column}
.part-card{grid-template-columns:58px 1fr}
.part-card img,.part-photo{width:58px;height:58px}
.part-card>div:last-child{grid-column:2}
.footer-bottom{flex-direction:column}
.catalog-toolbar{align-items:stretch;flex-direction:column}
.hero-logo-card{min-height:240px;margin-top:-18px}
.hero-logo-card img{width:230px}
.brand-logo{width:50px;height:50px}
}