:root{--primary-blue:#2563eb;--bg-dark:#0f172a;--card-shadow:0 10px 25px rgba(0,0,0,.05)}.ast-container{max-width:1200px;margin:0 auto;padding:0 20px}.section-padding{padding:80px 0}.hero-section{padding:120px 0;background:radial-gradient(circle at top right,#f0f7ff,#fff)}.hero-section h1 span{color:var(--primary-blue);font-weight:900}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px}.feature-card{background:#fff;padding:40px;border-radius:20px;border:1px solid #f1f5f9;transition:.3s ease}.feature-card:hover{box-shadow:var(--card-shadow);transform:translateY(-5px)}.price-card.popular{border:2px solid var(--primary-blue);background:#f8faff;transform:scale(1.05)}.btn-blue{background:var(--primary-blue);color:#fff !important;padding:12px 30px;border-radius:8px;text-decoration:none;display:inline-block;font-weight:600}