:root {
  --admin-sidebar-width: 240px;
  --admin-bg: #0f172a;
  --admin-bg-mid: #1e293b;
  --admin-accent: #38bdf8;
  --admin-text: #e2e8f0;
  --admin-muted: #94a3b8;
  --admin-main-bg: #f1f5f9;
}

html,
body.admin-body {
  min-height: 100%;
}

body.admin-body {
  margin: 0;
  background: var(--admin-main-bg);
  color: #0f172a;
}

.admin-sidebar,
.admin-offcanvas {
  width: var(--admin-sidebar-width);
  background: var(--admin-bg);
  color: var(--admin-text);
}

.admin-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  min-height: 100vh;
  padding: 1.25rem 0.75rem;
}

.admin-offcanvas {
  background: var(--admin-bg);
  color: var(--admin-text);
}

.admin-offcanvas .offcanvas-header {
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.admin-brand {
  display: block;
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-decoration: none;
  padding: 0.5rem 0.75rem 1rem;
}

.admin-brand:hover {
  color: var(--admin-accent);
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.admin-nav-link {
  display: block;
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--admin-text);
  text-align: left;
  text-decoration: none;
  border-radius: 0.5rem;
  padding: 0.65rem 0.85rem;
}

.admin-nav-link:hover,
.admin-nav-link.active {
  background: var(--admin-bg-mid);
  color: #fff;
}

.admin-nav-link.active {
  box-shadow: inset 3px 0 0 var(--admin-accent);
}

.admin-logout {
  margin-top: auto;
  padding: 0.75rem;
}

.admin-logout-button {
  cursor: pointer;
}

.admin-main {
  margin-left: var(--admin-sidebar-width);
  min-height: 100vh;
}

.admin-topbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--admin-bg);
  color: #fff;
  padding: 0.75rem 1rem;
}

.admin-topbar-title {
  font-weight: 600;
}

.admin-content {
  padding: 1.5rem;
}

.admin-page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.stat-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  padding: 1.25rem;
  height: 100%;
}

.stat-card .stat-label {
  color: var(--admin-muted);
  font-size: 0.875rem;
  margin-bottom: 0.35rem;
}

.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.1;
}

.admin-table-wrap {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  overflow: hidden;
}

.tenant-tree-name {
  display: inline-block;
}

.tenant-option-list .form-check {
  margin-bottom: 0.35rem;
}

.tenant-option-list .form-check:last-child {
  margin-bottom: 0;
}

.module-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.module-nav a {
  text-decoration: none;
  color: #334155;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  padding: 0.35rem 0.9rem;
}

.module-nav a.active {
  background: var(--admin-bg);
  border-color: var(--admin-bg);
  color: #fff;
}

.option-scroll {
  max-height: 16rem;
  overflow: auto;
}

.option-scroll .form-check + .form-check {
  margin-top: 0.35rem;
}

.message-preview {
  white-space: pre-wrap;
}

body.login-body {
  min-height: 100vh;
  margin: 0;
  background: linear-gradient(160deg, #0f172a, #1e293b);
}

.login-main {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.25);
}

@media (max-width: 767.98px) {
  .admin-main {
    margin-left: 0;
  }

  .admin-content {
    padding: 1rem;
  }

  .admin-page-header {
    flex-direction: column;
    align-items: flex-start;
  }
}