:root{--bg:#0f1419;--panel:#1a222c;--text:#e8eef4;--muted:#9aabbc;--accent:#3d8bfd;--border:#2a3542;--danger:#e35d6a}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100%;background:radial-gradient(1200px 600px at 10% -10%,#1c2a3a,var(--bg));color:var(--text);font-family:Segoe UI,Helvetica Neue,sans-serif}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.shell{max-width:960px;margin:0 auto;padding:2rem 1.25rem 4rem}.brand{font-size:1.5rem;font-weight:700;letter-spacing:.02em;margin:0 0 .25rem}.sub{color:var(--muted);margin:0 0 2rem}.panel{background:color-mix(in srgb,var(--panel) 92%,black);border:1px solid var(--border);border-radius:10px;padding:1.25rem;margin-bottom:1.25rem}label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:.35rem}input{width:100%;padding:.65rem .75rem;border-radius:8px;border:1px solid var(--border);background:#121820;color:var(--text);margin-bottom:.9rem}.btn,button{display:inline-block;border:0;border-radius:8px;padding:.65rem 1rem;background:var(--accent);color:#fff;font-weight:600;cursor:pointer}button:disabled{opacity:.6;cursor:not-allowed}.error{color:var(--danger);margin:.75rem 0}.table{width:100%;border-collapse:collapse}.table td,.table th{text-align:left;padding:.65rem .4rem;border-bottom:1px solid var(--border);vertical-align:top}.table th{font-size:.8rem;font-weight:600}.muted,.table th{color:var(--muted)}.row{display:grid;grid-gap:1rem;gap:1rem}@media (min-width:720px){.row-2{grid-template-columns:1fr 1fr}}.nav{display:flex;gap:1rem;margin-bottom:1.5rem;color:var(--muted)}