:root { --bg:#fff; --muted:#f6f6f6; --text:#111; --text2:#666; --brand:#111; --r:16px; --shadow:0 6px 20px rgba(0,0,0,.08); }
*{box-sizing:border-box} html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:var(--bg)}
img{max-width:100%;display:block} a{text-decoration:none;color:inherit}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
.row{display:flex;gap:16px;align-items:center;flex-wrap:wrap}.between{justify-content:space-between}
.brand .logo{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:10px;background:var(--brand);color:#fff;font-weight:700}
.nav a{padding:10px 12px;border-radius:12px}.nav a:hover{background:var(--muted)}
.site-header{position:sticky;top:0;backdrop-filter:blur(6px);background:rgba(255,255,255,.7);border-bottom:1px solid #eee;z-index:10}
.hero{padding:64px 0;background:radial-gradient(1000px 400px at 50% -20%,#f3f3f3,#fff)}
.hero h1{font-size:clamp(28px,5vw,44px);line-height:1.1;margin:0 0 10px}
.badge{font-size:14px;border:1px solid #ddd;border-radius:999px;padding:4px 10px}
.cta-group{display:flex;gap:12px;margin-top:14px}
.btn{display:inline-block;padding:12px 16px;border-radius:12px;border:1px solid #ddd;text-align:center}.btn.block{width:100%}.btn.primary{background:var(--brand);color:#fff;border-color:var(--brand)}.btn:hover{filter:brightness(.95)}
.section{padding:40px 0}.section.alt{background:var(--muted)}
.grid{display:grid;gap:18px;grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:800px){.grid{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid #eee;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.card-body{padding:16px;display:flex;flex-direction:column;gap:10px}
.specs{margin:8px 0;padding-left:18px;color:var(--text2)}
.form{display:grid;gap:14px}.form .row{gap:14px}.form label{display:grid;gap:6px;flex:1;min-width:220px}
input,select,textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:12px;background:#fff}
.honeypot{position:absolute;left:-9999px;height:0;opacity:0}
.small{font-size:14px;color:var(--text2)}.tiny{font-size:12px;color:var(--text2)}
.site-footer{border-top:1px solid #eee;padding:24px 0;margin-top:20px}.list{list-style:none;padding:0;margin:0}