body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; margin: 0; color: #333; background: #f8f9fa; line-height: 1.6; }
.container { width: 80%; max-width: 1200px; margin: 0 auto; }
header { background: #0f172a; color: #fff; padding: 20px 0; }
header .container { display: flex; justify-content: space-between; align-items: center; }
header a { color: #94a3b8; text-decoration: none; margin-left: 20px; }
header a:hover { color: #fff; }
.logo { font-size: 24px; font-weight: bold; color: #38bdf8; }
.badge { font-size: 12px; background: #1e293b; padding: 4px 8px; border-radius: 4px; color: #f1f5f9; }
.hero { background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); color: #fff; padding: 100px 0; text-align: center; }
.hero h1 { font-size: 48px; margin-bottom: 20px; }
.btn { display: inline-block; background: #38bdf8; color: #0f172a; padding: 12px 24px; border-radius: 6px; text-decoration: none; font-weight: bold; }
.features { padding: 60px 0; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 40px; }
.card { background: #fff; padding: 30px; border-radius: 8px; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1); }
footer { background: #0f172a; color: #64748b; text-align: center; padding: 30px 0; font-size: 14px; margin-top: 50px; }