:root{color-scheme:dark;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#071017;color:#eef5f6}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 75% 15%,rgba(32,160,195,.18),transparent 38%),radial-gradient(circle at 20% 85%,rgba(198,134,53,.14),transparent 34%),#071017}
main{min-height:100vh;display:grid;place-items:center;padding:clamp(24px,5vw,72px)}section{width:min(680px,100%);padding:clamp(30px,6vw,68px);border:1px solid rgba(145,203,215,.2);border-radius:32px;background:linear-gradient(145deg,rgba(13,30,40,.94),rgba(7,16,23,.98));box-shadow:0 30px 90px rgba(0,0,0,.45)}
.mark{display:grid;place-items:center;width:56px;height:56px;border-radius:18px;background:linear-gradient(145deg,#d59b4f,#5dc5df);color:#071017;font-weight:900;font-size:24px;box-shadow:0 0 36px rgba(73,191,219,.25)}.eyebrow{margin:26px 0 14px;color:#75cde0;font-size:12px;font-weight:750;letter-spacing:.18em}h1{margin:0;font-size:clamp(40px,8vw,72px);line-height:.98;letter-spacing:-.055em}p{max-width:58ch;margin:26px 0;color:#b8c8cd;font-size:17px;line-height:1.65}.error{padding:14px 16px;border:1px solid rgba(239,106,104,.42);border-radius:14px;background:rgba(118,35,38,.18);color:#ffd0cf}
a{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:32px;padding:18px 22px;border-radius:16px;background:#e7f5f7;color:#071017;text-decoration:none;font-weight:800;box-shadow:0 15px 38px rgba(0,0,0,.28)}a:hover{background:#fff}small{display:block;margin-top:18px;color:#789098;line-height:1.5}