:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,sans-serif;background:#080d1b;color:#f5f7ff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 15% 0,#254689 0,transparent 38%),radial-gradient(circle at 90% 20%,#1b684f 0,transparent 28%),#080d1b;min-height:100vh}main{max-width:1180px;margin:auto;padding:28px 22px 70px}.nav{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:70px}.brand{font-weight:800;letter-spacing:.06em}.nav a,.btn{color:#eaf0ff;text-decoration:none;border:1px solid #3a4d76;border-radius:10px;padding:10px 14px;background:#101a31;cursor:pointer}.hero{max-width:760px}.hero h1{font-size:clamp(2.4rem,7vw,5.8rem);line-height:.98;margin:.25em 0}.lead{color:#afbddb;font-size:1.12rem;line-height:1.6}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px;margin-top:34px}.card{background:linear-gradient(145deg,#162442,#10182d);border:1px solid #30466f;border-radius:20px;padding:22px;box-shadow:0 18px 55px #0005}.card h2{margin:0 0 8px}.card p{color:#aab7d6}.card input{width:100%;padding:12px;border-radius:10px;border:1px solid #41557f;background:#0d152b;color:#fff;font-size:1rem}.price{font-size:1.5rem;font-weight:750;margin-top:14px;color:#8ee6c5}.tag{display:inline-block;padding:5px 9px;border-radius:999px;background:#243b76;color:#c7d7ff;font-size:.78rem}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}.modal{display:none;position:fixed;inset:0;background:#0009;place-items:center;padding:20px}.modal.open{display:grid}.panel{width:min(420px,100%);background:#121d35;border:1px solid #3c527e;border-radius:18px;padding:22px}.panel input{width:100%;margin:7px 0;padding:12px;border-radius:9px;border:1px solid #40537d;background:#0b1429;color:#fff}.notice{min-height:1.4em;color:#ffbe8a}