:root {
  --bg: #0e1117;
  --surface: #161b27;
  --surface-2: #1e2535;
  --border: #2a3347;
  --accent: #6c63ff;
  --accent-hover: #7d75ff;
  --green: #22c55e;
  --yellow: #f59e0b;
  --red: #ef4444;
  --blue: #3b82f6;
  --text: #e2e8f0;
  --text-muted: #8b99b5;
  --sidebar-w: 240px;
  font-family: 'Inter', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body { background: var(--bg); color: var(--text); min-height: 100vh; }

/* ── Sidebar ── */
.sidebar {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  z-index: 100;
}

.sidebar-logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px;
}
.sidebar-logo .logo-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.sidebar-logo h1 { font-size: 16px; font-weight: 700; }
.sidebar-logo span { font-size: 11px; color: var(--text-muted); display: block; }

nav { padding: 16px 12px; flex: 1; }
.nav-label { font-size: 10px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; padding: 0 8px 8px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; border-radius: 8px;
  color: var(--text-muted); text-decoration: none;
  font-size: 14px; font-weight: 500;
  margin-bottom: 2px;
  transition: all 0.15s;
}
.nav-item:hover { background: var(--surface-2); color: var(--text); }
.nav-item.active { background: rgba(108, 99, 255, 0.15); color: var(--accent); }
.nav-item .icon { font-size: 16px; width: 20px; text-align: center; }

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-muted);
}
.sidebar-footer .api-url {
  font-size: 11px;
  word-break: break-all;
  color: var(--accent);
  margin-top: 4px;
}

/* ── Main ── */
.main { margin-left: var(--sidebar-w); padding: 32px; min-height: 100vh; }

.page-header { margin-bottom: 28px; }
.page-header h2 { font-size: 22px; font-weight: 700; }
.page-header p { color: var(--text-muted); font-size: 14px; margin-top: 4px; }

/* ── Cards ── */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px;
}
.card-sm { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 20px; }

/* ── Stats Grid ── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }

.stat-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 20px;
  display: flex; flex-direction: column; gap: 8px;
}
.stat-card .label { font-size: 12px; color: var(--text-muted); font-weight: 500; display: flex; align-items: center; gap: 6px; }
.stat-card .value { font-size: 32px; font-weight: 700; }
.stat-card.green .value { color: var(--green); }
.stat-card.yellow .value { color: var(--yellow); }
.stat-card.red .value { color: var(--red); }
.stat-card.blue .value { color: var(--blue); }
.stat-card.purple .value { color: var(--accent); }

/* ── Table ── */
.table-wrap { overflow-x: auto; border-radius: 12px; border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; background: var(--surface); }
thead tr { border-bottom: 1px solid var(--border); }
th { padding: 12px 16px; text-align: left; font-size: 11px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; white-space: nowrap; }
td { padding: 14px 16px; font-size: 13px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--surface-2); }
.mono { font-family: 'Fira Code', monospace; font-size: 12px; }

/* ── Badges ── */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 20px;
  font-size: 11px; font-weight: 600; white-space: nowrap;
}
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
.badge-active { background: rgba(34,197,94,0.15); color: var(--green); }
.badge-active::before { background: var(--green); }
.badge-suspended { background: rgba(245,158,11,0.15); color: var(--yellow); }
.badge-suspended::before { background: var(--yellow); }
.badge-expired { background: rgba(239,68,68,0.15); color: var(--red); }
.badge-expired::before { background: var(--red); }
.badge-revoked { background: rgba(139,99,181,0.15); color: #a78bfa; }
.badge-revoked::before { background: #a78bfa; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: 8px; border: none;
  font-size: 13px; font-weight: 600; cursor: pointer;
  text-decoration: none; transition: all 0.15s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-sm { padding: 5px 10px; font-size: 12px; border-radius: 6px; }
.btn-ghost { background: transparent; color: var(--text-muted); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--surface-2); color: var(--text); }
.btn-danger { background: rgba(239,68,68,0.1); color: var(--red); border: 1px solid rgba(239,68,68,0.2); }
.btn-danger:hover { background: rgba(239,68,68,0.2); }
.btn-warn { background: rgba(245,158,11,0.1); color: var(--yellow); border: 1px solid rgba(245,158,11,0.2); }
.btn-warn:hover { background: rgba(245,158,11,0.2); }
.btn-success { background: rgba(34,197,94,0.1); color: var(--green); border: 1px solid rgba(34,197,94,0.2); }
.btn-success:hover { background: rgba(34,197,94,0.2); }
.btn-info { background: rgba(59,130,246,0.1); color: var(--blue); border: 1px solid rgba(59,130,246,0.2); }
.btn-info:hover { background: rgba(59,130,246,0.2); }

.actions { display: flex; gap: 6px; flex-wrap: wrap; }

/* ── Forms ── */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12px; font-weight: 600; color: var(--text-muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; padding: 10px 14px;
  color: var(--text); font-size: 14px; font-family: inherit;
  transition: border-color 0.15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--accent);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── Modal ── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; opacity: 0; pointer-events: none; transition: opacity 0.2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; padding: 28px; width: 100%; max-width: 480px;
  transform: translateY(20px); transition: transform 0.2s;
}
.modal-overlay.open .modal { transform: translateY(0); }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.modal-header h3 { font-size: 18px; font-weight: 700; }
.modal-close { background: none; border: none; color: var(--text-muted); font-size: 20px; cursor: pointer; }

/* ── Toast ── */
#toast-container { position: fixed; top: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast {
  display: flex; align-items: center; gap: 10px;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px 18px;
  font-size: 13px; box-shadow: 0 8px 24px rgba(0,0,0,0.4);
  animation: slideIn 0.2s ease;
  max-width: 340px;
}
.toast.success { border-color: var(--green); }
.toast.error { border-color: var(--red); }
@keyframes slideIn { from { transform: translateX(100px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ── Divider ── */
hr { border: none; border-top: 1px solid var(--border); margin: 24px 0; }

/* ── Empty State ── */
.empty-state { text-align: center; padding: 48px; color: var(--text-muted); }
.empty-state .icon { font-size: 40px; margin-bottom: 12px; }
.empty-state p { font-size: 14px; }

/* ── Loading Spinner ── */
.spinner { width: 20px; height: 20px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.6s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Login Page ── */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.login-box {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 20px; padding: 40px; width: 100%; max-width: 400px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.4);
}
.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo .icon { font-size: 48px; margin-bottom: 12px; }
.login-logo h1 { font-size: 24px; font-weight: 800; }
.login-logo p { color: var(--text-muted); font-size: 14px; margin-top: 4px; }

/* ── Audit Log ── */
.log-row td:first-child { color: var(--text-muted); font-size: 11px; }
.action-badge { font-size: 11px; padding: 2px 8px; border-radius: 4px; background: var(--surface-2); border: 1px solid var(--border); }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }