:root{--bg:#0f172a;--card:#1e293b;--acc:#3b82f6;--txt:#e2e8f0;--mut:#94a3b8;--err:#f87171;--line:#334155}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--txt);background:radial-gradient(1200px 600px at 50% -10%,#1e3a8a 0%,var(--bg) 60%);min-height:100vh}
.center{display:flex;align-items:center;justify-content:center;padding:24px}
.wrap{max-width:760px;margin:0 auto;padding:0 20px 40px}
.card{max-width:400px;width:100%;background:rgba(30,41,59,.85);border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:0 20px 60px rgba(0,0,0,.4)}
h1{margin:0 0 6px;font-size:1.6rem}
h1 span,.brand span{color:var(--acc)}
.lede{color:var(--mut);margin:0 0 18px;font-size:.95rem}
label{display:block;font-size:.72rem;font-weight:600;color:var(--mut);text-transform:uppercase;letter-spacing:.03em;margin:12px 0 5px}
input{width:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:10px;background:#0b1220;color:var(--txt);font-size:.95rem;font-family:inherit}
input:focus{outline:none;border-color:var(--acc)}
button{width:100%;margin-top:16px;padding:12px;border:none;border-radius:10px;background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;font-weight:700;font-size:.95rem;cursor:pointer}
button.link{background:none;color:var(--acc);padding:0;margin:0;font-size:.85rem;font-weight:600;width:auto}
button:hover{filter:brightness(1.08)}
.err{background:#7f1d1d;border:1px solid #b91c1c;color:#fecaca;padding:9px 11px;border-radius:10px;font-size:.85rem;margin-bottom:8px}
header{display:flex;justify-content:space-between;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.brand{font-weight:800;font-size:1.05rem}
.user{display:flex;align-items:center;gap:12px;color:var(--mut);font-size:.85rem}
.inline{display:inline}
main h1{font-size:1.4rem;margin:26px 0 4px}
main p{color:var(--mut)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
.card-link{display:flex;flex-direction:column;gap:4px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;text-decoration:none;color:var(--txt);font-weight:600}
.card-link span{color:var(--mut);font-size:.75rem;font-weight:400}
.card-link:hover{border-color:var(--acc)}