:root{color-scheme:dark;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}body{margin:0;min-height:100vh;display:grid;place-items:center;background:radial-gradient(1200px 600px at 20% 0%,#1e293b,#0b1120 60%);color:#e2e8f0}.card{width:min(560px,90vw);padding:40px 36px;border-radius:20px;background:#0f172adb;border:1px solid rgba(148,163,184,.22);box-shadow:0 30px 80px #00000073}.tag{display:inline-block;margin:0 0 14px;padding:4px 10px;border-radius:999px;font-size:12px;letter-spacing:.08em;color:#7dd3fc;background:#38bdf81f}h1{margin:0 0 10px;font-size:30px;line-height:1.25}.desc{margin:0 0 24px;color:#94a3b8;line-height:1.7}dl{margin:0 0 26px;display:grid;gap:10px}dl div{display:flex;justify-content:space-between;gap:16px;padding-bottom:10px;border-bottom:1px dashed rgba(148,163,184,.16)}dt{color:#94a3b8;font-size:14px}dd{margin:0;font-size:14px;text-align:right}button{width:100%;padding:12px 16px;border:0;border-radius:12px;font-size:15px;color:#06202e;background:linear-gradient(135deg,#7dd3fc,#38bdf8);cursor:pointer}button:active{transform:translateY(1px)}