:root{color-scheme:dark;font-family:Inter,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:#0b0d12;color:#f4f5f7;line-height:1.65}a{color:#93b7ff}header,main,footer{max-width:900px;margin:auto;padding:24px}header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #2b303b}header a{text-decoration:none;color:#fff;font-weight:700}header .brand{font-size:1.25rem}main{padding-top:52px;padding-bottom:60px}h1{font-size:clamp(2rem,5vw,3.3rem);line-height:1.15;max-width:800px}h2{font-size:1.45rem;margin-top:38px}p,li{color:#d1d5db}.lead{font-size:1.18rem;max-width:750px}.cta{display:inline-block;background:#3978ed;color:#fff;text-decoration:none;border-radius:10px;padding:13px 22px;font-weight:700;margin:16px 0}.note{font-size:.92rem;color:#aab2c0}.card{background:#151923;border:1px solid #303746;border-radius:14px;padding:20px 25px;margin-top:28px}footer{border-top:1px solid #2b303b;color:#9ca3af;font-size:.9rem;padding-bottom:40px}footer a{color:#b7cafa}