:root{
  --bg:#fbfbfb;
  --card:#ffffff;
  --accent:#0b3b2e;
  --muted:#6b7280;
  --glass: rgba(255,255,255,0.6);
  --maxw:1100px;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:#0b0b0b;line-height:1.6}
.container{max-width:var(--maxw);margin:0 auto;padding:28px}
.small{max-width:800px;margin:0 auto}

.nav{display:flex;justify-content:space-between;align-items:center;padding:18px 28px;backdrop-filter: blur(6px);background:transparent;position:sticky;top:0;z-index:40}
.brand{font-weight:700;color:var(--accent);font-size:20px;letter-spacing:1px}

.hero{background:linear-gradient(180deg, #f4f9f6 0%, #ffffff 60%);padding:80px 16px 60px;text-align:center;border-bottom:1px solid #eee}
.hero-inner{max-width:900px;margin:0 auto}
.hero h1{font-size:42px;margin:0;color:var(--accent);letter-spacing:1px}
.lead{font-size:18px;color:var(--muted);margin:12px 0}
.sub{color:#333;margin-bottom:18px}

.cta-row{display:inline-flex;gap:12px}
.btn{background:var(--accent);color:white;padding:10px 18px;border-radius:8px;text-decoration:none;font-weight:600}
.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}

.section{padding:48px 0}
.section.alt{background:#fff}

h2{color:var(--accent);margin-bottom:16px}
h3{margin-top:0;color:#111}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.card{background:var(--card);padding:18px;border-radius:12px;box-shadow:0 6px 18px rgba(12,12,12,0.06)}

.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.gallery img{width:100%;height:160px;object-fit:cover;border-radius:8px;display:block}
figure{margin:0}

.profile{background:var(--card);padding:16px;border-radius:12px;text-align:center}
.profile img{width:100%;height:160px;object-fit:cover;border-radius:8px;margin-bottom:12px}

.testimonial{font-style:italic;padding:16px;background:linear-gradient(90deg,#fff,#f7faf7);border-left:4px solid var(--accent)}

.contact-grid{display:grid;grid-template-columns:1fr 360px;gap:18px;align-items:start}
input,textarea{width:100%;padding:10px;border-radius:8px;border:1px solid #e6e6e6;margin-bottom:8px}
.footer{padding:28px 0;background:transparent;border-top:1px solid #eee;text-align:center;color:var(--muted)}

.btn-install{background:transparent;border:1px solid var(--accent);color:var(--accent);padding:8px 12px;border-radius:8px;font-weight:600}

@media(max-width:900px){
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .hero h1{font-size:32px}
}