:root{
  --bg: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --primary: #3B82F6; /* blue-500 */
  --primary-600: #2563EB;
  --accent: #06B6D4;  /* cyan-500 */
  --surface: #f4f9ff;
  --radius: 14px;
  --shadow: 0 10px 25px rgba(37,99,235,0.15);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0; font-family: 'Be Vietnam Pro','Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,'Noto Sans',sans-serif; color:var(--text); background:var(--bg); line-height:1.65}
img{max-width:100%; height:auto; display:block}
a{color:var(--primary); text-decoration:none}
.container{width:min(1120px, 92%); margin-inline:auto}
.header{position:sticky; top:0; z-index:50; background:#fff; border-bottom:1px solid #e5e7eb}
.header .inner{display:flex; align-items:center; justify-content:space-between; padding:12px 0}
.brand{display:flex; align-items:center; gap:12px}
.brand .name{font-weight:800; font-size:18px; letter-spacing:0.2px}
.nav{display:flex; gap:16px}
.nav a{padding:10px 12px; border-radius:10px}
.nav a:hover{background:#f1f5f9}
.btn{display:inline-block; padding:12px 18px; border-radius:12px; font-weight:700; transition:.2s; border:1px solid transparent}
.btn-primary{background:var(--primary); color:#fff}
.btn-primary:hover{background:var(--primary-600)}
.btn-outline{border-color:var(--primary); color:var(--primary)}
.btn-outline:hover{background:#eff6ff}
.btn-ghost{color:var(--primary)}

.skip-link{position:absolute; left:-10000px; top:auto; width:1px; height:1px; overflow:hidden}
.skip-link:focus{left:12px; top:12px; width:auto; height:auto; padding:8px 12px; background:#000; color:#fff; border-radius:8px}

.hero{padding:56px 0 24px; background:linear-gradient(180deg,#f0f9ff 0%,#ffffff 60%)}
.hero-grid{display:grid; grid-template-columns: 1.2fr 1fr; gap:28px; align-items:center}
.hero h1{font-size:clamp(28px, 4vw, 44px); line-height:1.2; margin:8px 0 12px}
.hero p{font-size:18px; color:var(--muted)}
.hero .cta{display:flex; gap:12px; margin:18px 0 12px; flex-wrap:wrap}
.hero-badges{display:flex; gap:16px; list-style:none; padding:0; margin:10px 0 0}
.hero-badges li{background:#ebf5ff; color:#1e293b; padding:8px 14px; border-radius:999px; font-weight:600}
.hero-media img{border-radius:16px; box-shadow:var(--shadow)}

.section{padding:56px 0}
.section.alt{background:#f8fbff}
.section h2{font-size:clamp(22px, 3.4vw, 34px); margin:0 0 18px}

.pricing{display:grid; grid-template-columns: repeat(3, 1fr); gap:18px}
.price-card{background:#fff; border:1px solid #e5e7eb; border-radius:16px; padding:18px; box-shadow:var(--shadow)}
.price-card h3{margin:0 0 8px}
.price-card ul{margin:0; padding-left:18px}
.note{color:#64748b; font-size:14px}

.feature-grid{display:grid; grid-template-columns: repeat(3, 1fr); gap:20px}
.feature{background:#fff; border:1px solid #e5e7eb; border-radius:14px; padding:16px}
.feature h3{margin:0 0 8px; font-size:18px}

.list-two{columns:2; column-gap:28px; padding-left:18px}
.figure.small{max-width:740px; margin:22px auto}
.figure img{border-radius:12px; box-shadow:var(--shadow)}

.contact{display:grid; grid-template-columns: 1.2fr 0.8fr; gap:24px}
.tip{background:#fff; border:1px solid #e5e7eb; border-radius:14px; padding:16px}
.tip h3{margin:0 0 8px}

.footer-grid{display:grid; grid-template-columns: 1.2fr 1fr 0.8fr; gap:18px; padding:28px 0}
.site-footer{background:#0f172a; color:#cbd5e1}
.site-footer a{color:#e2e8f0}
.copyright{opacity:.8}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns: 1fr}
  .pricing{grid-template-columns: 1fr 1fr}
  .feature-grid{grid-template-columns: 1fr}
  .contact{grid-template-columns: 1fr}
  .footer-grid{grid-template-columns: 1fr}
  .list-two{columns:1}
}
@media (max-width: 600px){
  .nav{display:none}
  .pricing{grid-template-columns: 1fr}
}