*{margin:0;padding:0;box-sizing:border-box}
:root{--bg:#fff;--surface:#f8f9fa;--border:#e9ecef;--text:#1a1a2e;--muted:#6c757d;--accent:#2563eb;--accent-light:#eff6ff;--green:#16a34a;--green-light:#f0fdf4;--orange:#ea580c;--red:#dc2626;--purple:#7c3aed}
body{font-family:'DM Sans',sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
.container{max-width:720px;margin:0 auto;padding:0 24px}

/* NAV */
nav{border-bottom:1px solid var(--border);padding:16px 0;position:sticky;top:0;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);z-index:100}
nav .container{display:flex;justify-content:space-between;align-items:center}
.logo{font-weight:700;font-size:15px;letter-spacing:-.3px}
.logo span{color:var(--accent)}
.nav-links{display:flex;gap:24px;align-items:center}
.nav-links a{font-size:14px;color:var(--muted);font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--text)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;border-radius:8px;font-family:inherit;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .2s}
.btn-dark{background:var(--text);color:#fff}
.btn-dark:hover{opacity:.85}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(37,99,235,.2)}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}

/* HERO */
.hero{padding:80px 0 64px;text-align:center}
.badge{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;color:var(--accent);background:var(--accent-light);padding:6px 16px;border-radius:100px;margin-bottom:24px}
h1{font-size:clamp(32px,5vw,44px);font-weight:700;line-height:1.15;letter-spacing:-1px;margin-bottom:20px}
h1 span{color:var(--accent)}
.hero p{font-size:17px;color:var(--muted);max-width:480px;margin:0 auto;line-height:1.7}

/* SECTIONS */
section{margin-bottom:72px}
.section-label{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:var(--accent);margin-bottom:8px}
h2{font-size:28px;font-weight:700;letter-spacing:-.5px;margin-bottom:12px}
.section-desc{color:var(--muted);font-size:15px;margin-bottom:32px}

/* CATEGORY PILLS */
.cat-pills{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:32px}
.cat-pill{font-size:13px;font-weight:600;padding:8px 18px;border-radius:100px;border:1px solid var(--border);color:var(--muted);transition:all .2s}
.cat-pill:hover,.cat-pill.active{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}

/* PRODUCT CARDS */
.products{display:flex;flex-direction:column;gap:14px}
.product-card{border:1px solid var(--border);border-radius:14px;padding:24px;display:flex;gap:18px;transition:all .2s}
.product-card:hover{border-color:var(--accent);box-shadow:0 4px 20px rgba(37,99,235,.06)}
.product-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0}
.product-body{flex:1}
.product-body h3{font-size:16px;font-weight:700;margin-bottom:4px}
.product-body p{font-size:13px;color:var(--muted);line-height:1.5;margin-bottom:12px}
.meta-tags{display:flex;gap:6px;flex-wrap:wrap}
.meta-tag{font-size:11px;font-weight:600;padding:3px 10px;border-radius:6px;background:var(--surface);border:1px solid var(--border);color:var(--muted)}
.product-arrow{display:flex;align-items:center;color:var(--border);transition:all .2s;flex-shrink:0}
.product-card:hover .product-arrow{color:var(--accent);transform:translateX(4px)}

/* FEATURED */
.featured{border:2px solid var(--accent);border-radius:14px;overflow:hidden;margin-bottom:14px;display:block;transition:box-shadow .2s}
.featured:hover{box-shadow:0 8px 32px rgba(37,99,235,.1)}
.featured-top{background:var(--accent-light);padding:8px 20px;display:flex;justify-content:space-between;align-items:center}
.featured-badge{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--accent)}
.featured-body{padding:24px}
.featured-body h3{font-size:20px;font-weight:700;margin-bottom:6px}
.featured-body>p{font-size:14px;color:var(--muted);margin-bottom:18px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:10px;overflow:hidden;margin-bottom:18px}
.stat{background:var(--bg);padding:18px 8px;text-align:center}
.stat-num{font-family:'JetBrains Mono',monospace;font-size:20px;font-weight:500;color:var(--accent)}
.stat-label{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}
.featured-cta{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:18px;padding:14px;background:var(--accent);color:#fff;border-radius:10px;font-size:15px;font-weight:600}

/* PRODUCT DETAIL */
.detail-hero{padding:60px 0 40px;text-align:center}
.detail-hero .badge{margin-bottom:16px}
.detail-hero h1{font-size:clamp(28px,4vw,38px);margin-bottom:12px}
.detail-hero p{font-size:16px}
.detail-cta{display:flex;gap:10px;justify-content:center;margin-top:28px;flex-wrap:wrap}
.price-display{font-family:'JetBrains Mono',monospace;font-size:14px;color:var(--muted);margin-top:12px}
.price-old{text-decoration:line-through;color:var(--red);margin-right:8px}
.features-list{display:flex;flex-direction:column;gap:10px}
.feat-item{display:flex;gap:14px;padding:18px;border:1px solid var(--border);border-radius:12px;transition:border-color .2s}
.feat-item:hover{border-color:var(--accent)}
.feat-item .icon{font-size:20px;flex-shrink:0;margin-top:2px}
.feat-item .text{font-size:14px;color:var(--muted);line-height:1.5}
.feat-item .text strong{color:var(--text);display:block;margin-bottom:2px;font-size:15px}
.faq-item{border-bottom:1px solid var(--border);padding:18px 0}
.faq-q{font-size:15px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.faq-q::after{content:'+';font-size:20px;color:var(--muted);transition:transform .2s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{font-size:14px;color:var(--muted);max-height:0;overflow:hidden;transition:all .3s}
.faq-item.open .faq-a{max-height:200px;padding-top:10px}

/* GRID LINKS */
.page-links{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.page-link{border:1px solid var(--border);border-radius:12px;padding:22px 18px;display:flex;flex-direction:column;gap:8px;transition:all .2s}
.page-link:hover{border-color:var(--accent);box-shadow:0 2px 12px rgba(37,99,235,.06)}
.page-link-icon{font-size:24px}
.page-link h3{font-size:14px;font-weight:600}
.page-link p{font-size:12px;color:var(--muted)}
.page-link-arrow{font-size:13px;color:var(--accent);font-weight:600;margin-top:auto}

/* CTA BOTTOM */
.cta-bottom{text-align:center;padding:60px 0;border-top:1px solid var(--border);margin-top:20px}
.cta-bottom h2{margin-bottom:8px}
.cta-bottom>p{color:var(--muted);font-size:15px;margin-bottom:24px}
.guarantee{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--muted);margin-top:12px}

/* FOOTER */
footer{border-top:1px solid var(--border);padding:28px 0;text-align:center}
footer p{font-size:13px;color:var(--muted)}
footer a:hover{color:var(--accent)}

/* EMPTY STATE */
.empty{text-align:center;padding:60px 20px;color:var(--muted)}
.empty .icon{font-size:48px;margin-bottom:16px}
.empty h3{font-size:18px;color:var(--text);margin-bottom:8px}

@media(max-width:640px){
    .stats-grid{grid-template-columns:repeat(2,1fr)}
    .page-links{grid-template-columns:1fr}
    .hero{padding:48px 0 40px}
    .product-card{flex-direction:column}
    .product-arrow{display:none}
    .nav-links a:not(.btn){display:none}
    .detail-cta{flex-direction:column}
}