:root{color-scheme:dark;font-family:Inter,"Segoe UI",sans-serif;background:#130b22;color:#f0ebff}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(ellipse at 85% 10%,#29153f,transparent 50%),#130b22}main{max-width:760px;margin:auto;padding:48px 28px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:56px}.brand{letter-spacing:.18em;font-size:13px;font-weight:700;color:#61baff}.moon{color:#61baff;font-size:48px}.eyebrow{letter-spacing:.16em;color:#aaa8c4;font-size:12px}h1{font-size:clamp(38px,7vw,64px);font-weight:600;letter-spacing:-.04em;line-height:1.08;margin:16px 0 24px}.intro{color:#aaa8c4;font-size:18px;line-height:1.6}section{background:#201431;border:1px solid #3d2e57;border-radius:22px;padding:30px;margin-top:36px}h2{font-size:22px;margin:0 0 20px}p{line-height:1.6;overflow-wrap:anywhere}#status{color:#61baff;min-height:30px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}button{border:0;border-radius:10px;background:#1a4da6;color:#f0ebff;padding:15px 22px;font-size:16px;font-weight:600;cursor:pointer}button:hover{background:#1f6bd1}button:focus-visible{outline:3px solid #61baff;outline-offset:4px}button:disabled{opacity:.5;cursor:wait}.secondary{background:#352448}.secondary:hover{background:#493263}[hidden]{display:none!important}footer{font-size:13px;color:#aaa8c4;margin-top:28px}@media(max-width:540px){main{padding:28px 20px}header{margin-bottom:36px}section{padding:24px}.actions{flex-direction:column}button{width:100%}}