:root{--site-bg:#ffffff;--site-text:#0f172a;--site-text-muted:#64748b;--site-border:#e5e7eb;--site-accent:#6366f1;--site-accent-soft:#eef2ff;--site-card-bg:#ffffff;--site-radius:16px;--site-shadow:0 1px 3px rgba(15,23,42,0.06),0 8px 24px rgba(15,23,42,0.04);--site-max-width:1140px}[data-theme="dark"]{--site-bg:#0b0d14;--site-text:#f1f5f9;--site-text-muted:#94a3b8;--site-border:#232635;--site-accent:#818cf8;--site-accent-soft:#1e1b3a;--site-card-bg:#12141f;--site-shadow:0 1px 3px rgba(0,0,0,0.3),0 8px 24px rgba(0,0,0,0.25)}[data-theme="dark"] .site-header{background:rgba(11,13,20,0.85)}[data-theme="dark"] .related-card,[data-theme="dark"] .admin-card{background:var(--site-card-bg)}*{box-sizing:border-box}body.site-body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Inter','Segoe UI',Roboto,Helvetica,Arial,sans-serif;color:var(--site-text);background:var(--site-bg);line-height:1.55;-webkit-font-smoothing:antialiased}.container{max-width:var(--site-max-width);margin:0 auto;padding:0 20px}a{color:inherit}.site-header{border-bottom:1px solid var(--site-border);position:sticky;top:0;background:rgba(255,255,255,0.85);backdrop-filter:blur(10px);z-index:50}.site-header .inner{display:flex;align-items:center;justify-content:space-between;height:68px}.site-header .logo{font-weight:800;font-size:19px;letter-spacing:-0.02em;text-decoration:none}.site-header nav{display:flex;gap:26px}.site-header nav a{text-decoration:none;font-size:14.5px;font-weight:500;color:var(--site-text-muted)}.site-header nav a:hover{color:var(--site-text)}.breadcrumb{font-size:13px;color:var(--site-text-muted);padding:18px 0}.breadcrumb a{text-decoration:none;color:var(--site-text-muted)}.breadcrumb a:hover{color:var(--site-accent)}.breadcrumb .sep{margin:0 6px}.product-hero{display:grid;grid-template-columns:1fr 1fr;gap:44px;padding:10px 0 40px}.product-gallery .main-image{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:var(--site-radius);border:1px solid var(--site-border);background:#fafafa}.product-gallery .thumbs{display:flex;gap:10px;margin-top:12px}.product-gallery .thumbs img{width:68px;height:68px;object-fit:cover;border-radius:10px;border:1px solid var(--site-border);cursor:pointer}.product-info h1{font-size:28px;font-weight:800;letter-spacing:-0.02em;margin:0 0 10px}.product-info .brand-cat{font-size:13.5px;color:var(--site-text-muted);margin-bottom:14px}.product-info .rating{display:flex;align-items:center;gap:6px;font-size:13.5px;color:var(--site-text-muted);margin-bottom:16px}.product-info .price-row{display:flex;align-items:baseline;gap:12px;margin-bottom:6px}.product-info .price{font-size:30px;font-weight:800}.product-info .original-price{font-size:16px;color:var(--site-text-muted);text-decoration:line-through}.product-info .discount-badge{background:#ecfdf5;color:#047857;font-weight:700;font-size:12.5px;padding:3px 9px;border-radius:999px}.product-info .coupon{display:inline-block;margin:10px 0 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var(--site-border);display:flex;align-items:center;justify-content:center;text-decoration:none;font-size:15px}.section{padding:32px 0;border-top:1px solid var(--site-border)}.section h2{font-size:21px;font-weight:800;letter-spacing:-0.01em;margin:0 0 18px}.spec-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 30px}.spec-row{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed var(--site-border);font-size:14px}.spec-row .k{color:var(--site-text-muted)}.spec-row .v{font-weight:600}.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:24px}.pros-cons ul{margin:0;padding-left:20px}.pros-cons li{margin-bottom:8px;font-size:14px}.pros h3{color:#047857;font-size:15px}.cons h3{color:#b91c1c;font-size:15px}.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px}.related-card{border:1px solid 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var(--site-border);border-radius:12px;box-shadow:var(--site-shadow);max-height:360px;overflow-y:auto;z-index:60}.search-result-item{display:flex;gap:10px;padding:10px 12px;text-decoration:none;color:inherit;align-items:center}.search-result-item:hover{background:var(--site-accent-soft)}.search-result-item img{width:40px;height:40px;object-fit:cover;border-radius:8px;background:#f3f4f6}.search-result-item .sr-title{font-size:13px;font-weight:600}.search-result-item .sr-meta{font-size:11.5px;color:var(--site-text-muted)}.search-empty{padding:14px;font-size:13px;color:var(--site-text-muted)}.theme-toggle-btn{width:38px;height:38px;border-radius:50%;border:1px solid var(--site-border);background:var(--site-card-bg);cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center}.icon-btn-link{display:flex;align-items:center;gap:6px;text-decoration:none;font-size:13.5px;font-weight:600;color:var(--site-text-muted);position:relative}.icon-btn-link 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.name{font-size:13px;font-weight:600;text-align:center}.brand-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:14px}.brand-tile{display:flex;align-items:center;justify-content:center;padding:18px;border:1px solid var(--site-border);border-radius:var(--site-radius);background:var(--site-card-bg);text-decoration:none;color:inherit;font-weight:700;font-size:14px}.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}.why-item{padding:22px;border-radius:var(--site-radius);background:var(--site-card-bg);border:1px solid var(--site-border)}.why-item .emoji{font-size:26px;margin-bottom:10px}.why-item h3{font-size:15px;margin:0 0 6px}.why-item p{font-size:13.5px;color:var(--site-text-muted);margin:0}.testimonial-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}.testimonial-card{padding:20px;border-radius:var(--site-radius);background:var(--site-card-bg);border:1px solid var(--site-border)}.testimonial-card .stars{color:#f59e0b;margin-bottom:8px}.testimonial-card .msg{font-size:13.5px;margin-bottom:14px}.testimonial-card .who{display:flex;align-items:center;gap:10px}.testimonial-card .who img{width:36px;height:36px;border-radius:50%;object-fit:cover}.testimonial-card .who .name{font-weight:700;font-size:13px}.testimonial-card .who .role{font-size:12px;color:var(--site-text-muted)}.newsletter-box{background:var(--site-accent);color:#fff;border-radius:var(--site-radius);padding:44px 30px;text-align:center}.newsletter-box h2{font-size:22px;margin:0 0 8px}.newsletter-box p{opacity:.9;margin:0 0 20px;font-size:14px}.newsletter-box form{display:flex;gap:10px;max-width:420px;margin:0 auto}.newsletter-box input{flex:1;padding:12px 16px;border-radius:10px;border:none;font-size:14px}.newsletter-box button{padding:12px 20px;border-radius:10px;border:none;background:#fff;color:var(--site-accent);font-weight:700;cursor:pointer}.compare-table{width:100%;border-collapse:collapse}.compare-table th,.compare-table td{border:1px solid var(--site-border);padding:12px;font-size:13.5px;vertical-align:top}.compare-table th{background:var(--site-accent-soft);text-align:left;width:160px}.compare-table img{width:90px;height:90px;object-fit:cover;border-radius:10px}.site-footer{border-top:1px solid var(--site-border);padding:40px 0;margin-top:40px;color:var(--site-text-muted);font-size:13.5px}@media (max-width:800px){.product-hero{grid-template-columns:1fr}.pros-cons{grid-template-columns:1fr}.spec-grid{grid-template-columns:1fr}}