:root { --bg:#0f1225; --card:#151936; --text:#e6e8f2; --muted:#a0a4c0; --accent:#7c5cff; }
*{box-sizing:border-box} html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,Segoe UI,Roboto,Helvetica,Arial}
.wrap{max-width:960px;margin:0 auto;padding:20px}
.card{background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:24px}
.btn{display:inline-block;padding:10px 14px;border-radius:10px;text-decoration:none;background:linear-gradient(90deg,var(--accent),#00adff);color:#fff;font-weight:600}
.header{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:16px 20px}
.nav a{color:var(--muted);text-decoration:none;margin-right:14px}
.nav a:hover{color:#fff}
.footer{opacity:.7;padding:20px;text-align:center;font-size:14px}