*{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0f172a;--card:#1e293b;--txt:#e2e8f0;--muted:#94a3b8;--accent:#38bdf8;--ring:#334155}
html,body{height:100%}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:linear-gradient(160deg,#0f172a,#1e1b4b);color:var(--txt);min-height:100vh}
.topbar{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;max-width:960px;margin:0 auto}
.brand{font-size:22px;font-weight:700;letter-spacing:.3px}
.userbox{display:flex;align-items:center;gap:10px}
.avatar{width:34px;height:34px;border-radius:50%;border:2px solid var(--ring);object-fit:cover}
.username{font-size:14px;color:var(--muted)}
.hidden{display:none!important}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;padding:10px 20px 30px;max-width:960px;margin:0 auto}
.card{background:var(--card);border:1px solid var(--ring);border-radius:16px;padding:22px;text-decoration:none;color:var(--txt);display:block;transition:transform .12s,border-color .12s;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.card:hover{transform:translateY(-3px);border-color:var(--accent)}
.card .ico{font-size:30px;margin-bottom:12px}
.card .nome{font-size:17px;font-weight:600;margin-bottom:4px}
.card .desc{font-size:13px;color:var(--muted);line-height:1.4}
.foot{text-align:center;color:var(--muted);font-size:12px;padding:20px}
.btn{border:0;background:var(--accent);color:#0b1220;padding:10px 16px;border-radius:8px;font-weight:600;cursor:pointer}
.btn.ghost{background:transparent;color:var(--muted);border:1px solid var(--ring)}
.btn.small{padding:6px 10px;font-size:12px}
@media(max-width:480px){.brand{font-size:19px}.grid{grid-template-columns:1fr 1fr;gap:12px}.card{padding:16px}.card .ico{font-size:26px}}