* { box-sizing: border-box; }
body { margin: 0; font-family: system-ui, sans-serif; color: #111; line-height: 1.5; background: #fff; }
nav { display: flex; gap: 28px; padding: 16px 32px; border-bottom: 1px solid #eee; position: sticky; top: 0; background: #fff; z-index: 10; }
nav a { color: #111; text-decoration: none; font-weight: 600; }
nav a:first-child { margin-right: auto; color: #6b4423; }
section { padding: 72px 32px; max-width: 960px; margin: 0 auto; }
.hero { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
.hero-img { aspect-ratio: 4/3; border-radius: 16px; background: linear-gradient(135deg, #6b4423, #c8a27a); }
h1 { font-size: 40px; margin: 0 0 12px; line-height: 1.15; }
h2 { font-size: 28px; margin: 0 0 24px; }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature { border: 1px solid #eee; border-radius: 12px; padding: 20px; }
.feature p { margin: 6px 0 0; color: #555; }
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.plan { border: 1px solid #ddd; border-radius: 16px; padding: 24px; }
.plan.hot { border-color: #6b4423; box-shadow: 0 8px 30px rgba(107,68,35,.18); }
.badge { font-style: normal; font-size: 11px; color: #6b4423; letter-spacing: .5px; margin-left: 6px; }
.price { font-size: 32px; font-weight: 700; margin: 8px 0; }
.price span { font-size: 14px; color: #777; font-weight: 400; }
.btn { display: inline-block; padding: 12px 18px; border-radius: 10px; border: 1px solid #ccc; background: #f7f7f7; color: #111; text-decoration: none; font: inherit; cursor: pointer; }
.btn.primary { background: #6b4423; color: #fff; border-color: #6b4423; }
footer { padding: 32px; color: #777; border-top: 1px solid #eee; text-align: center; font-size: 14px; }
footer a { color: #6b4423; }
.checkout { max-width: 480px; }
.summary { display: flex; justify-content: space-between; border: 1px solid #ddd; border-radius: 12px; padding: 14px 16px; margin-bottom: 20px; }
form label { display: block; font-size: 13px; color: #555; margin-top: 12px; }
form input { width: 100%; padding: 9px 10px; border: 1px solid #ccc; border-radius: 8px; font: inherit; }
form .row { display: flex; gap: 12px; }
form .row label { flex: 1; }
form .btn { width: 100%; margin-top: 18px; }
.muted { color: #777; font-size: 13px; }
@media (max-width: 720px) { .hero, .features, .plans { grid-template-columns: 1fr; } h1 { font-size: 30px; } }