:root{--bg:#f7f8fb;--surface:#fff;--text:#111827;--muted:#667085;--line:#e5e7eb;--brand:#155eef;--brand-dark:#084cdf;--accent:#0f172a;--ok:#027a48;--warn:#b54708}
*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 32px));margin:auto}.topbar{background:#0f172a;color:#fff;font-size:13px;padding:8px 0}.topbar .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:18px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.03em}.logo{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,#155eef,#0f172a);display:grid;place-items:center;color:white;font-weight:900}.links{display:flex;align-items:center;gap:20px;font-size:14px;color:#344054}.links a:hover{color:var(--brand)}.mobile-toggle{display:none}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:12px 16px;font-weight:700;cursor:pointer;background:var(--brand);color:#fff;transition:.16s}.btn:hover{background:var(--brand-dark);transform:translateY(-1px)}.btn.secondary{background:#fff;color:#111827;border-color:var(--line)}.btn.secondary:hover{background:#f9fafb}.btn.ghost{background:transparent;color:var(--brand);padding:8px}.btn.danger{background:#fff;color:#b42318;border-color:#fecdca}.section{padding:64px 0}.hero{padding:78px 0 56px;background:radial-gradient(circle at top left,#dbeafe 0,#fff 35%,#f8fafc 75%)}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:42px;align-items:center}.eyebrow{color:var(--brand);font-weight:800;text-transform:uppercase;font-size:13px;letter-spacing:.08em}.hero h1{font-size:clamp(38px,6vw,68px);line-height:1.02;margin:12px 0 20px;letter-spacing:-.06em}.lead{font-size:18px;color:#475467;max-width:700px}.hero-card{background:#fff;border:1px solid var(--line);border-radius:28px;padding:22px;box-shadow:0 24px 60px rgba(16,24,40,.10)}.device{height:330px;border-radius:22px;background:linear-gradient(135deg,#111827,#155eef);padding:18px;color:white;display:flex;flex-direction:column;justify-content:space-between}.device-inner{background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.18);border-radius:18px;padding:18px}.chips{display:flex;gap:8px;flex-wrap:wrap}.chip{font-size:12px;background:#eef4ff;color:#1849a9;border:1px solid #c7d7fe;border-radius:999px;padding:5px 9px}.grid{display:grid;gap:18px}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;box-shadow:0 8px 24px rgba(16,24,40,.04)}.card:hover{box-shadow:0 18px 40px rgba(16,24,40,.08)}.card h3{margin:0 0 8px}.muted{color:var(--muted)}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.product-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 8px 24px rgba(16,24,40,.04)}.placeholder{height:210px;background:linear-gradient(135deg,#eff6ff,#e0e7ff);display:grid;place-items:center;color:#1849a9;font-weight:800;text-align:center;padding:20px}.product-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}.product-meta{font-size:12px;color:#667085;display:flex;justify-content:space-between;gap:8px}.price{font-size:22px;font-weight:900;letter-spacing:-.03em}.rating{color:#b54708;font-size:13px}.toolbar{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-bottom:22px}.input,select,textarea{width:100%;border:1px solid #d0d5dd;border-radius:12px;padding:12px 13px;font:inherit;background:#fff}label{font-weight:700;font-size:14px}.field{display:flex;flex-direction:column;gap:6px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}.page-title{padding:52px 0 24px}.page-title h1{font-size:42px;letter-spacing:-.05em;margin:0 0 8px}.notice{background:#fffaeb;border:1px solid #fedf89;color:#93370d;border-radius:16px;padding:14px;margin:18px 0}.success{background:#ecfdf3;border:1px solid #abefc6;color:#067647;border-radius:16px;padding:14px;margin:18px 0}.cart-row{display:grid;grid-template-columns:1fr auto auto;gap:16px;align-items:center;border-bottom:1px solid var(--line);padding:16px 0}.qty{display:flex;gap:8px;align-items:center}.qty button{width:32px;height:32px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer}.summary{position:sticky;top:92px}.footer{margin-top:70px;background:#0f172a;color:#d0d5dd;padding:42px 0 18px}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:28px}.footer a{display:block;color:#d0d5dd;margin:8px 0;font-size:14px}.footer a:hover{color:white}.small{font-size:13px}.hidden{display:none!important}.error{color:#b42318;font-size:13px}.policy{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px}.policy h2{margin-top:28px}.order-process{counter-reset:step;display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.step{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px}.step:before{counter-increment:step;content:counter(step);width:30px;height:30px;border-radius:50%;background:#eff6ff;color:#155eef;display:grid;place-items:center;font-weight:800;margin-bottom:12px}.support-form{max-width:760px}.kpi{display:flex;gap:10px;align-items:flex-start}.kpi-icon{width:38px;height:38px;border-radius:12px;background:#eff6ff;color:#155eef;display:grid;place-items:center;font-weight:900;flex:0 0 auto}
@media(max-width:900px){.hero-grid,.two-col{grid-template-columns:1fr}.product-grid,.grid-3,.grid-4,.footer-grid,.order-process{grid-template-columns:1fr}.links{display:none;position:absolute;top:68px;left:16px;right:16px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:0 18px 50px rgba(16,24,40,.13)}.links.open{display:grid}.mobile-toggle{display:inline-flex}.cart-row{grid-template-columns:1fr}.hero{padding-top:44px}.section{padding:42px 0}.device{height:250px}.toolbar{align-items:stretch}.toolbar>*{width:100%}}

.product-photo{height:230px;background:#f2f4f7;display:block;overflow:hidden}
.product-photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .2s ease}
.product-card:hover .product-photo img{transform:scale(1.025)}
.product-detail-photo{height:560px;border-radius:26px;overflow:hidden;background:#f2f4f7;border:1px solid var(--line);box-shadow:0 18px 45px rgba(16,24,40,.08)}
.product-detail-photo img{width:100%;height:100%;object-fit:cover;display:block}
@media(max-width:900px){.product-detail-photo{height:360px}.product-photo{height:210px}}