:root {
  --bg: #07111f;
  --panel: #0e1a31;
  --panel-2: #122140;
  --text: #eaf0ff;
  --muted: #96a3c0;
  --border: #263758;
  --link: #8cb9ff;
  --brand-1: #ff2bbf;
  --brand-2: #7a2cff;
  --brand-3: #2b59ff;
  --gradient: linear-gradient(90deg, var(--brand-1) 0%, var(--brand-2) 52%, var(--brand-3) 100%);
  --good: #22c55e;
  --warn: #f59e0b;
  --bad: #ef4444;
  --info: #3b82f6;
}
html, body { min-height:100%; }
body {
  background:
    radial-gradient(1000px 500px at -10% 0%, rgba(255,43,191,.14), transparent 55%),
    radial-gradient(900px 500px at 20% 35%, rgba(122,44,255,.14), transparent 60%),
    radial-gradient(900px 500px at 105% 10%, rgba(43,89,255,.12), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
a { color: var(--link); text-decoration:none; }
a:hover { color:#b9d4ff; }
.topbar {
  background: rgba(9,16,31,.82);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}
.brandbar {
  background: var(--gradient);
  color:#fff;
  font-weight:700;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.sidebar {
  width: 260px;
  min-height: 100vh;
  background:
    radial-gradient(900px 400px at 0% 0%, rgba(255,43,191,.12), transparent 55%),
    radial-gradient(900px 400px at 30% 25%, rgba(122,44,255,.11), transparent 60%),
    var(--panel);
  border-right: 1px solid var(--border);
  position: sticky;
  top: 0;
}
.sidebar .nav-link {
  color: var(--text);
  border:1px solid transparent;
  border-radius: 14px;
  padding: .8rem .95rem;
  margin-bottom: .45rem;
  display:flex;
  align-items:center;
  gap:.65rem;
}
.sidebar .nav-link:hover { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.06); }
.sidebar .nav-link.active { background: rgba(255,43,191,.15); border-color: rgba(255,43,191,.28); }
.sidebar .small-muted { color: var(--muted); }
.layout-shell { display:flex; min-height:100vh; }
.main-shell { flex:1; min-width:0; }
.page-wrap { padding: 1.25rem 1.5rem 2rem; }
.page-header { margin-bottom: 1rem; }
.page-title { font-size: 1.85rem; font-weight: 800; margin:0; }
.page-subtitle { color: var(--muted); margin-top: .3rem; }
.card.shell-card,
.card {
  background: rgba(14,26,49,.92);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 18px;
  box-shadow: 0 12px 36px rgba(0,0,0,.22);
}
.metric-card .metric-value { font-size: 2rem; font-weight: 800; }
.metric-card .metric-label { color: var(--muted); font-size:.92rem; }
.table-wrap { overflow:auto; border-radius:16px; }
.table { color: var(--text); margin-bottom:0; }
.table > :not(caption) > * > * {
  background: transparent;
  color: var(--text);
  border-color: rgba(255,255,255,.08);
  vertical-align: middle;
}
.table thead th {
  color:#cdd8f4;
  font-size:.8rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  white-space: nowrap;
}
.table tbody tr:hover td { background: rgba(255,255,255,.03); }
.empty-state {
  border:1px dashed rgba(255,255,255,.14);
  border-radius:16px;
  padding:1.5rem;
  color: var(--muted);
  text-align:center;
}
.form-control, .form-select {
  background: rgba(18,33,64,.9);
  border-color: var(--border);
  color: var(--text);
  border-radius: 12px;
}
.form-control::placeholder { color: var(--muted); }
.form-control:focus, .form-select:focus {
  background: rgba(18,33,64,.95);
  color: var(--text);
  border-color: rgba(255,43,191,.45);
  box-shadow: 0 0 0 .2rem rgba(255,43,191,.12);
}
.form-label, .text-muted, .form-text, small { color: var(--muted) !important; }
.btn {
  border-radius: 12px;
  font-weight: 600;
}
.btn-primary {
  background: var(--gradient);
  border: none;
}
.btn-primary:hover { filter: brightness(1.06); }
.btn-outline-light {
  color: var(--text);
  border-color: var(--border);
}
.btn-outline-light:hover { background: rgba(255,255,255,.05); color: var(--text); border-color: rgba(255,255,255,.16); }
.status-badge {
  display:inline-flex;
  align-items:center;
  padding:.32rem .7rem;
  border-radius:999px;
  font-size:.8rem;
  font-weight:700;
  border:1px solid transparent;
}
.status-active { color:#d1fae5; background: rgba(34,197,94,.15); border-color: rgba(34,197,94,.32); }
.status-warning, .status-grace { color:#fef3c7; background: rgba(245,158,11,.15); border-color: rgba(245,158,11,.32); }
.status-expired, .status-revoked { color:#fee2e2; background: rgba(239,68,68,.15); border-color: rgba(239,68,68,.32); }
.status-perpetual { color:#dbeafe; background: rgba(59,130,246,.15); border-color: rgba(59,130,246,.32); }
.status-unknown { color:#e5e7eb; background: rgba(148,163,184,.15); border-color: rgba(148,163,184,.32); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size:.9rem; }
.login-shell { min-height: 100vh; display:grid; place-items:center; padding:1.5rem; }
.login-card { max-width: 480px; width:100%; }
.login-logo { font-size: .9rem; letter-spacing:.06em; text-transform: uppercase; color:#fff; font-weight:800; }
.section-actions { display:flex; gap:.75rem; flex-wrap:wrap; }
@media (max-width: 992px) {
  .layout-shell { display:block; }
  .sidebar { width:100%; min-height:auto; position:static; }
  .page-wrap { padding: 1rem; }
}