:root {
  --primary-color: #4f46e5;
  --secondary-color: #10b981;
  --bg-color: #111827;
  --text-color: #e5e7eb;
  --muted-color: #9ca3af;
  --panel-bg: #1f2937;
  --card-border: #374151;
  --chip-bg: #374151;
}

[data-bs-theme="light"] {
  --primary-color: #4f46e5;
  --secondary-color: #10b981;
  --bg-color: #f9fafb;
  --text-color: #1f2937;
  --muted-color: #6b7280;
  --panel-bg: #ffffff;
  --card-border: #e5e7eb;
  --chip-bg: #e5e7eb;
}

body {
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  transition: background-color 0.3s, color 0.3s;
}

.bg-surface {
  background-color: var(--bg-color);
}

.noise-overlay {
  display: none;
}

header,
main {
  position: relative;
  z-index: 1;
}

.brand-mark {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background-color: var(--primary-color);
  display: grid;
  place-items: center;
  color: #ffffff;
  font-weight: 800;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card {
  background-color: var(--panel-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  color: var(--text-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.theme-surface {
  background: var(--panel-bg);
  color: var(--text-color);
}

.table-surface-head {
    background-color: var(--panel-bg);
    color: var(--text-color);
}

.form-control {
  background-color: var(--chip-bg);
  border-color: var(--card-border);
  color: var(--text-color);
  border-radius: 0.5rem;
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(79, 70, 229, 0.25);
  background-color: var(--chip-bg);
}

.btn {
    border-radius: 0.5rem;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
}

.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: #4338ca;
  border-color: #4338ca;
  color: #ffffff;
}

.btn-secondary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: #ffffff;
}

.btn-secondary:hover {
    background-color: #059669;
    border-color: #059669;
    color: #ffffff;
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: #ffffff;
}

.helper-text {
  color: var(--muted-color);
}

.badge-soft {
  background: var(--chip-bg);
  color: var(--text-color);
  border: 1px solid var(--card-border);
  border-radius: 0.5rem;
  padding: 0.5em 0.75em;
}

.divider {
  height: 1px;
  background-color: var(--card-border);
  margin: 1.5rem 0;
}

.text-brand {
  color: var(--primary-color);
}

.app-shell {
  gap: 1rem;
  padding: 1rem;
}

.app-sidebar {
  width: 280px;
  background: var(--panel-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  gap: 0.6rem;
  transition: width 0.25s ease, padding 0.25s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.app-sidebar.collapsed {
  width: 92px;
  padding: 1rem 0.9rem;
}

.app-sidebar.collapsed .nav-label,
.app-sidebar.collapsed .nav-section .bi-chevron-down,
.app-sidebar.collapsed .nav-section .collapse {
  display: none !important;
}

.sidebar-nav .nav-link {
  color: var(--text-color);
  border-radius: 0.75rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid transparent;
}

.sidebar-nav .nav-link:hover,
.sidebar-nav .nav-link:focus {
  background: var(--chip-bg);
  border-color: var(--card-border);
}

.sidebar-nav .sub-link {
  margin-left: 1.75rem;
  background: transparent;
}

.topbar {
  border-bottom: 1px solid var(--card-border);
}

.theme-toggle {
  border-color: var(--card-border);
  color: var(--text-color);
  background: transparent;
  border-radius: 0.5rem;
}

.search-group .form-control,
.search-group .input-group-text {
  background: var(--chip-bg);
  border: 1px solid var(--card-border);
}

.avatar-pill {
  background: var(--chip-bg);
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--card-border);
}

.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #ffffff;
  background-color: var(--primary-color);
}

[data-bs-theme="light"] .form-control {
  background-color: #ffffff;
  border-color: #d1d5db;
}

[data-bs-theme="light"] .icon-square {
  color: var(--text-color);
  border-color: var(--card-border);
}

.app-content .stat-tile {
  background: var(--panel-bg);
  border: 1px solid var(--card-border);
  border-radius: 1rem;
  padding: 1rem;
}