*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;background:#0e1520;color:#eaf0f6}
.topbar{background:#151f2e;border-bottom:1px solid #263548;padding:15px 5%;display:flex;justify-content:space-between;gap:20px;align-items:center}
.brand{font-weight:800;color:#fff;text-decoration:none}.topbar nav{display:flex;gap:15px;flex-wrap:wrap}.topbar a{color:#bcd0e5;text-decoration:none}
.container{max-width:1100px;margin:30px auto;padding:0 18px}.card{background:#172333;border:1px solid #293b50;border-radius:14px;padding:20px;margin-bottom:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.stat{font-size:28px;font-weight:800}.muted{color:#9eb0c2}
.btn{display:inline-block;border:0;border-radius:9px;padding:10px 15px;background:#2e82ff;color:#fff;text-decoration:none;cursor:pointer}
.btn.secondary{background:#3b4b5f}.btn.danger{background:#c83e4d}
input,textarea,select{width:100%;padding:11px;border-radius:8px;border:1px solid #40556c;background:#0e1824;color:#fff;margin:6px 0 14px}
textarea{min-height:100px}label{font-weight:600}table{width:100%;border-collapse:collapse}th,td{padding:10px;border-bottom:1px solid #2b3d51;text-align:left}
.flash{background:#214c34;border:1px solid #3d8e5d;padding:12px;border-radius:9px;margin-bottom:18px}.error{background:#5a2730;padding:12px;border-radius:9px;margin-bottom:15px}
.badge{padding:4px 8px;border-radius:20px;background:#30445a}footer{text-align:center;color:#71869b;padding:35px}
.hero{padding:35px 0}.hero h1{font-size:42px;margin:0 0 10px}code{background:#0b1119;padding:2px 6px;border-radius:5px}
@media(max-width:700px){.topbar{align-items:flex-start;flex-direction:column}.hero h1{font-size:32px}table{font-size:13px}}