:root{
  --bg:#f6f7fb;
  --surface:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --line:#e5e7eb;
  --primary:#6157ff;
  --primary-dark:#4a42d8;
  --accent:#00c2a8;
  --warning:#ffb020;
  --shadow:0 18px 48px rgba(17,24,39,.10);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,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}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}.skip-link{position:absolute;left:-9999px;top:8px;background:#fff;padding:10px;border-radius:10px}.skip-link:focus{left:8px;z-index:99}
.topbar{position:sticky;top:0;z-index:10;background:rgba(246,247,251,.86);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,231,235,.8)}
.header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}.brand{display:flex;align-items:center;gap:12px;font-weight:850;letter-spacing:-.03em;font-size:22px}.brand img{width:42px;height:42px}.nav{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.nav a{padding:9px 13px;border:1px solid transparent;border-radius:999px;color:#374151;font-weight:650}.nav a:hover{background:#fff;border-color:var(--line)}
.hero{position:relative;overflow:hidden;border-radius:34px;margin:26px 0 28px;padding:54px 42px;background:radial-gradient(circle at 15% 20%,rgba(255,255,255,.95),rgba(255,255,255,.68) 34%,transparent 35%),linear-gradient(135deg,#111827 0%,#2d2b74 50%,#0f766e 100%);color:#fff;box-shadow:var(--shadow)}
.hero:after{content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;background:rgba(255,255,255,.14)}.hero-content{position:relative;z-index:1;max-width:850px}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.24);font-weight:750;font-size:14px}.hero h1{margin:18px 0 12px;font-size:clamp(34px,5vw,62px);line-height:1.03;letter-spacing:-.06em}.hero p{margin:0 0 28px;color:rgba(255,255,255,.82);font-size:18px;max-width:760px}.search{display:flex;gap:10px;background:#fff;border-radius:22px;padding:9px;box-shadow:0 16px 40px rgba(0,0,0,.18);max-width:780px}.search input{flex:1;border:0;outline:0;padding:15px 16px;font-size:17px;min-width:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:16px;background:var(--primary);color:#fff;padding:13px 20px;font-weight:800;cursor:pointer;transition:.18s ease}.btn:hover{background:var(--primary-dark);transform:translateY(-1px)}.btn.secondary{background:#111827}.btn.ghost{background:#fff;color:#111827;border:1px solid var(--line)}
.quick{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.pill{display:inline-flex;align-items:center;gap:6px;padding:8px 12px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);border-radius:999px;color:#fff;font-weight:650;font-size:14px}.pill.light{background:#fff;border-color:var(--line);color:#374151}.pill.light:hover{border-color:#c7d2fe;color:var(--primary)}
.section{margin:34px 0}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:18px}.section h2{margin:0;font-size:28px;letter-spacing:-.04em}.section .lead{margin:7px 0 0;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 8px 22px rgba(17,24,39,.05);transition:.18s ease}.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d8dcff}.product-img{height:220px;background:linear-gradient(135deg,#eef2ff,#ecfdf5);display:flex;align-items:center;justify-content:center;position:relative}.product-img img{width:100%;height:100%;object-fit:contain;padding:14px}.no-img{width:96px;height:96px;border-radius:28px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-size:42px;font-weight:900}.badge{position:absolute;left:12px;top:12px;background:#111827;color:#fff;border-radius:999px;padding:6px 9px;font-size:12px;font-weight:800}.card-body{padding:16px}.vendor{color:var(--muted);font-size:13px;font-weight:750;text-transform:uppercase;letter-spacing:.04em}.card h3{margin:7px 0 10px;font-size:17px;line-height:1.25;letter-spacing:-.02em}.desc{color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:63px}.price-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:15px}.price{font-size:22px;font-weight:900;letter-spacing:-.04em}.oldprice{font-size:13px;color:var(--muted);text-decoration:line-through}.small-btn{padding:10px 12px;border-radius:12px;background:#111827;color:#fff;font-weight:850;font-size:14px}.small-btn:hover{background:var(--primary)}
.categories{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.cat-box{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px}.cat-box h3{margin:0 0 12px;font-size:17px}.cat-links{display:flex;gap:8px;flex-wrap:wrap}.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.info{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px}.info .icon{width:42px;height:42px;border-radius:14px;background:#eef2ff;display:flex;align-items:center;justify-content:center;margin-bottom:12px}.info h3{margin:0 0 8px}.info p{margin:0;color:var(--muted)}
.breadcrumbs{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:14px;margin:22px 0}.breadcrumbs a{color:#374151;font-weight:700}.results-header{background:#fff;border:1px solid var(--line);border-radius:28px;padding:26px;margin:18px 0 18px}.results-header h1{margin:0;font-size:clamp(30px,4vw,46px);line-height:1.08;letter-spacing:-.05em}.results-header p{margin:10px 0 0;color:var(--muted)}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:18px}.toolbar form{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.select,input.inline{border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 12px;font:inherit}.pagination{display:flex;justify-content:center;gap:10px;margin:26px 0}.seo-text{background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;color:#374151}.seo-text h2,.seo-text h3{letter-spacing:-.03em}.seo-text a{color:var(--primary);font-weight:750}.notice{padding:14px 16px;border-radius:18px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;margin:16px 0}.empty{background:#fff;border:1px dashed #cbd5e1;border-radius:24px;padding:34px;text-align:center}.footer{margin-top:48px;padding:30px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px}.footer-grid{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}.muted{color:var(--muted)}
@media (max-width:980px){.grid,.categories{grid-template-columns:repeat(2,1fr)}.info-grid{grid-template-columns:1fr}.hero{padding:38px 24px}.product-img{height:200px}}
@media (max-width:640px){.container{width:min(100% - 22px,1180px)}.header{align-items:flex-start;flex-direction:column}.nav{gap:6px}.hero{border-radius:24px}.search{flex-direction:column}.btn{width:100%}.grid,.categories{grid-template-columns:1fr}.section-head{display:block}.product-img{height:230px}.toolbar{align-items:stretch}.toolbar form{width:100%}.select,input.inline{width:100%}}
/* SEO automation blocks */
.seo-automation{position:relative;overflow:hidden}.seo-automation:before{content:"SEO";position:absolute;right:18px;top:14px;font-size:12px;font-weight:900;color:#a5b4fc;letter-spacing:.14em}.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0}.stat{background:linear-gradient(135deg,#f8fafc,#eef2ff);border:1px solid #e0e7ff;border-radius:18px;padding:14px}.stat strong{display:block;font-size:21px;letter-spacing:-.04em}.stat span{display:block;color:var(--muted);font-size:13px;margin-top:2px}.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:20px 0}.check-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}.check-list li{position:relative;padding-left:28px}.check-list li:before{content:"✓";position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;background:#ecfdf5;color:#047857;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:900}.faq-list{display:grid;gap:10px;margin:12px 0 20px}.faq-item{background:#f9fafb;border:1px solid var(--line);border-radius:16px;padding:12px 14px}.faq-item summary{cursor:pointer;font-weight:850}.faq-item p{margin:10px 0 0;color:#4b5563}.related-grid{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 18px}
@media(max-width:980px){.stats-row{grid-template-columns:repeat(2,1fr)}.guide-grid{grid-template-columns:1fr}}
@media(max-width:640px){.stats-row{grid-template-columns:1fr}.seo-automation:before{display:none}}
/* AI generated editorial guides */
.ai-article{border-color:#c7d2fe;background:linear-gradient(180deg,#ffffff,#f8fafc)}.article-kicker{display:inline-flex;align-items:center;gap:6px;margin-bottom:10px;padding:6px 10px;border-radius:999px;background:#eef2ff;color:#4338ca;font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.article-summary{font-size:18px;color:#374151;border-left:4px solid var(--primary);padding-left:14px}.ai-article h3{margin-top:22px}.ai-article p{max-width:880px}.ai-article .check-list{margin:12px 0 18px}