:root {
    --bg: #0b0f14;
    --panel: #121821;
    --border: #1f2a37;
    --fg: #e5e7eb;
    --muted: #94a3b8;
    --primary: #22c55e;
    --primary-fg: #052e14;
    --danger: #ef4444;
    --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--bg); color: var(--fg);
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
header.topbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 24px; border-bottom: 1px solid var(--border);
    background: var(--panel); position: sticky; top: 0; z-index: 10;
}
header.topbar .brand { font-weight: 700; letter-spacing: -0.01em; }
header.topbar nav a { margin-left: 18px; color: var(--muted); }
header.topbar nav a.active, header.topbar nav a:hover { color: var(--fg); }
main.container { max-width: 1080px; margin: 24px auto; padding: 0 20px; }
.card {
    background: var(--panel); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 20px; margin-bottom: 16px;
}
h1 { font-size: 22px; margin: 0 0 12px; }
h2 { font-size: 18px; margin: 0 0 10px; }
label { display: block; font-size: 13px; color: var(--muted); margin: 10px 0 4px; }
input, select, textarea {
    width: 100%; padding: 9px 11px; background: #0b1220; color: var(--fg);
    border: 1px solid var(--border); border-radius: 8px; font: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: 0; border-color: var(--primary); }
button, .btn {
    display: inline-block; padding: 9px 16px; border-radius: 8px; border: 1px solid transparent;
    background: var(--primary); color: var(--primary-fg); font-weight: 600; cursor: pointer; font: 600 14px/1 inherit;
}
button.secondary, .btn.secondary { background: transparent; color: var(--fg); border-color: var(--border); }
button.danger, .btn.danger { background: var(--danger); color: #fff; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; background: #052e14; color: #bbf7d0; border: 1px solid #14532d; }
.error { padding: 10px 14px; border-radius: 8px; margin-bottom: 12px; background: #450a0a; color: #fecaca; border: 1px solid #7f1d1d; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 14px; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; background: #1e293b; color: var(--muted); }
.pill.active { background: #052e14; color: #86efac; }
.pill.revoked { background: #450a0a; color: #fca5a5; }
.grid { display: grid; gap: 14px; }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 720px) { .grid.cols-3 { grid-template-columns: 1fr; } header.topbar { flex-direction: column; gap: 8px; align-items: flex-start; } }
.muted { color: var(--muted); }
code.key { font-family: ui-monospace, "SF Mono", Menlo, monospace; background: #0b1220; padding: 2px 6px; border-radius: 4px; }
form.inline { display: inline; }
.auth-wrap { max-width: 380px; margin: 60px auto; }
.auth-wrap h1 { text-align: center; }
.spacer { height: 12px; }