:root {
  --bg: #0f141c;
  --panel: rgba(28, 33, 43, 0.85);
  --text: #edf2f7;
  --muted: #9aa6b2;
  --accent: #78c6a3;
  --line: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top right, rgba(120, 198, 163, 0.25), transparent 24rem),
    linear-gradient(180deg, #121722, var(--bg));
}

.layout {
  display: grid;
  grid-template-columns: minmax(260px, 320px) 1fr;
  gap: 0;
  min-height: 100vh;
}

.sidebar {
  padding: 32px 24px;
  border-right: 1px solid var(--border);
  background: var(--panel);
  backdrop-filter: blur(14px);
  position: sticky;
  top: 0;
  align-self: start;
}

.sidebar h1 {
  font-size: 2rem;
  line-height: 1.1;
}

.copy {
  color: var(--muted);
  margin-bottom: 24px;
}

.meta-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.7;
}

.meta-list strong {
  color: var(--text);
}

.cta button {
  width: 100%;
  padding: 12px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(135deg, #5ce2e5, #57b7a6);
  color: #0f141c;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
}

.content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.stat-card {
  padding: 18px 20px;
  border-radius: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
}

.stat-card .label {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.stat-card .value {
  margin: 6px 0 0;
  font-size: 2rem;
  font-weight: 700;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
}

.panel {
  border-radius: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.panel header h2 {
  margin: 0;
  font-size: 1.3rem;
}

.panel table {
  width: 100%;
  border-collapse: collapse;
  color: var(--text);
}

.panel th,
.panel td {
  text-align: left;
  padding: 8px 6px;
  font-size: 0.9rem;
}

.panel th {
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.panel tbody tr {
  border-top: 1px solid var(--border);
}

.panel tbody tr td[data-status="alert"] {
  color: #f9a825;
}

.panel tbody tr td[data-status="healthy"] {
  color: #78c6a3;
}

.panel tbody tr td[data-status="active"] {
  color: var(--text);
}

.action-list {
  padding-left: 1rem;
  margin: 0;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.action-list li::marker {
  color: var(--accent);
}

.muted {
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .sidebar {
    position: relative;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}

/* ── Login ── */
.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}
.login-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
  text-align: center;
}
.login-card h2 { margin: 0 0 4px; }
.login-logo { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 20px; }
.logo-icon { background: var(--accent); color: #0f141c; border-radius: 8px; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.logo-text { font-weight: 700; font-size: 1.1rem; }
.login-sub { color: var(--muted); margin: 4px 0 28px; font-size: 0.9rem; }
.login-actions { display: flex; flex-direction: column; gap: 10px; }
.btn-google {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 11px 20px; border-radius: 8px; border: 1px solid var(--border);
  background: transparent; color: var(--text); text-decoration: none; font-size: 14px; cursor: pointer;
  transition: background 0.15s;
}
.btn-google:hover { background: rgba(255,255,255,0.05); }
.btn-email {
  padding: 11px 20px; border-radius: 8px; border: 1px solid var(--border);
  background: transparent; color: var(--text); font-size: 14px; cursor: pointer;
  transition: background 0.15s;
}
.btn-email:hover { background: rgba(255,255,255,0.05); }
.login-divider { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 12px; }
.login-divider::before, .login-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.otp-input {
  width: 100%; padding: 11px 14px; border-radius: 8px;
  border: 1px solid var(--border); background: rgba(0,0,0,0.3);
  color: var(--text); font-size: 14px; outline: none;
}
.otp-input:focus { border-color: var(--accent); }
.otp-code-input { text-align: center; font-size: 24px; letter-spacing: 8px; }
.otp-hint { font-size: 13px; color: var(--muted); margin: 0; text-align: left; }
.btn-primary {
  width: 100%; padding: 11px; border-radius: 8px; border: none;
  background: var(--accent); color: #0f141c; font-size: 14px; font-weight: 600; cursor: pointer;
  transition: opacity 0.15s;
}
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-back { background: none; border: none; color: var(--muted); font-size: 13px; cursor: pointer; text-decoration: underline; }
.form-error { color: #f87171; font-size: 13px; text-align: left; margin: 0; }
.not-admin-msg { color: #f9a825; font-size: 13px; margin-top: 16px; }

/* ── Dashboard layout ── */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 220px; flex-shrink: 0; padding: 24px 16px;
  border-right: 1px solid var(--border); background: var(--panel);
  display: flex; flex-direction: column;
}
.eyebrow { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; margin: 0 0 16px; }
.nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav-item {
  text-align: left; padding: 8px 12px; border-radius: 6px; border: none;
  background: transparent; color: var(--muted); font-size: 13px; cursor: pointer;
  transition: background 0.15s;
}
.nav-item:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.nav-item.active { background: rgba(120,198,163,0.12); color: var(--accent); }
.sidebar-footer { border-top: 1px solid var(--border); padding-top: 16px; }
.admin-email { font-size: 11px; color: var(--muted); margin: 0 0 8px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.btn-logout { background: none; border: 1px solid var(--border); color: var(--muted); padding: 6px 12px; border-radius: 6px; font-size: 12px; cursor: pointer; width: 100%; }
.btn-logout:hover { color: var(--text); }
.content { flex: 1; padding: 24px; overflow-y: auto; }

/* ── Page header ── */
.page-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.page-header h1 { margin: 0; font-size: 1.4rem; }
.header-actions { display: flex; align-items: center; gap: 8px; }
.header-actions select {
  padding: 6px 10px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--panel); color: var(--text); font-size: 12px;
}
.btn-sm { padding: 6px 12px; border-radius: 6px; border: 1px solid var(--border); background: transparent; color: var(--text); font-size: 12px; cursor: pointer; }
.btn-sm:hover { background: rgba(255,255,255,0.05); }
.stats-row { display: flex; gap: 16px; margin-bottom: 16px; }
.stat-chip { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 8px 16px; font-size: 13px; color: var(--muted); }
.stat-chip span { color: var(--text); font-weight: 700; }

/* ── Table ── */
.table-wrap { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; overflow: auto; }
.table-wrap table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table-wrap th { padding: 10px 14px; text-align: left; color: var(--muted); font-weight: 600; border-bottom: 1px solid var(--border); }
.table-wrap td { padding: 10px 14px; border-bottom: 1px solid var(--line); }
.table-wrap tr:last-child td { border-bottom: none; }
.mono { font-family: monospace; font-size: 12px; }
.btn-link { background: none; border: none; color: var(--accent); font-size: 12px; cursor: pointer; padding: 0; }
.btn-danger { color: #f87171; }
.loading-msg { padding: 24px; text-align: center; color: var(--muted); }
.error-msg { padding: 24px; text-align: center; color: #f87171; }

/* ── Badges ── */
.badge { padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; }
.badge-active { background: rgba(120,198,163,0.15); color: #78c6a3; }
.badge-suspended { background: rgba(248,113,113,0.15); color: #f87171; }
.badge-free { background: rgba(148,163,184,0.15); color: #94a3b8; }
.badge-pro { background: rgba(99,102,241,0.15); color: #818cf8; }
.badge-enterprise { background: rgba(245,158,11,0.15); color: #fbbf24; }

/* ── Drawer ── */
.drawer {
  position: fixed; top: 0; right: 0; width: 400px; height: 100vh;
  background: var(--panel); border-left: 1px solid var(--border);
  padding: 24px; overflow-y: auto; z-index: 100;
  box-shadow: -4px 0 24px rgba(0,0,0,0.4);
}
.drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.drawer-header h2 { margin: 0; font-size: 1.1rem; }
.drawer-close { background: none; border: none; color: var(--muted); font-size: 18px; cursor: pointer; }
.detail-list { display: grid; grid-template-columns: 120px 1fr; gap: 12px 16px; margin: 0; }
.detail-list dt { color: var(--muted); font-size: 12px; font-weight: 600; display: flex; align-items: center; }
.detail-list dd { margin: 0; font-size: 13px; }
.detail-list select { background: var(--bg); border: 1px solid var(--border); color: var(--text); padding: 4px 8px; border-radius: 4px; font-size: 12px; }
.form-msg { font-size: 12px; color: var(--accent); margin: 8px 0 0; }

/* ── Add admin form ── */
.add-admin-form { margin-top: 24px; padding: 20px; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; max-width: 400px; }
.add-admin-form h3 { margin: 0 0 16px; font-size: 14px; }
.add-admin-form form { display: flex; gap: 8px; }
.add-admin-form .otp-input { flex: 1; }
.add-admin-form .btn-primary { width: auto; padding: 11px 16px; }