:root{
  --bg:#0f1b2d; --panel:#fff; --ink:#1d2733; --muted:#64748b;
  --accent:#1f6feb; --accent-d:#1a5fd0; --line:#e2e8f0; --err:#b42318;
}
*{box-sizing:border-box}
body{margin:0;font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);background:#f1f5f9}
.topbar{display:flex;align-items:center;justify-content:space-between;
  padding:.8rem 1.4rem;background:var(--bg);color:#fff}
.brand{font-weight:700;letter-spacing:.3px}
.brand .sub{font-weight:400;opacity:.6;font-size:.8em;margin-left:.4rem}
.userbox{display:flex;align-items:center;gap:1rem;font-size:.9rem}
.who .role{font-style:normal;font-size:.72rem;background:#ffffff22;
  padding:.1rem .45rem;border-radius:999px;margin-left:.4rem}
.btn-logout{color:#fff;text-decoration:none;border:1px solid #ffffff44;
  padding:.35rem .7rem;border-radius:8px}
.btn-logout:hover{background:#ffffff14}
.wrap{max-width:960px;margin:2.2rem auto;padding:0 1.2rem}
h1{margin:.2rem 0 .6rem;font-size:1.5rem}
.lead{color:var(--muted);margin-top:0}

/* Login */
.login-card{max-width:380px;margin:3rem auto;background:var(--panel);
  padding:2rem;border-radius:14px;box-shadow:0 10px 30px #0f1b2d18}
.login-card h1{text-align:center}
.hint{color:var(--muted);font-size:.85rem;text-align:center;margin-top:0}
.login-card form{display:flex;flex-direction:column;gap:1rem;margin-top:1.2rem}
.login-card label{display:flex;flex-direction:column;gap:.35rem;font-size:.85rem;
  color:var(--muted)}
.login-card input{padding:.6rem .7rem;border:1px solid var(--line);
  border-radius:9px;font-size:1rem;color:var(--ink)}
.login-card input:focus{outline:2px solid var(--accent);border-color:transparent}
button{background:var(--accent);color:#fff;border:0;padding:.7rem;
  border-radius:9px;font-size:1rem;cursor:pointer}
button:hover{background:var(--accent-d)}
.error{background:#fef2f2;color:var(--err);border:1px solid #fecaca;
  padding:.6rem .8rem;border-radius:9px;font-size:.85rem;margin:0}

/* Dashboard */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:1.1rem;margin-top:1.4rem}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;
  padding:1.2rem 1.3rem}
.card h2{margin:.1rem 0 .7rem;font-size:1.05rem}
.card ul{margin:0;padding-left:1.1rem}
.card.muted{color:var(--muted)}
.foot{text-align:center;color:var(--muted);font-size:.8rem;padding:2rem 1rem}