/* Global Design System for Trucking App */
/* Typography */
:root {
  --color-bg: #f9fafb;
  --color-sidebar-bg: #1e293b;
  --color-primary: #2563eb;
  --color-secondary: #14b8a6;
  --color-amber: #f59e0b;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-heading: #111827;
  --color-body: #374151;
  --color-placeholder: #6b7280;
  --color-card-bg: #ffffff;
  --color-table-row-alt: #f9fafb;
  --font-sans: 'Inter', 'Roboto', system-ui, sans-serif;
  --radius-card: 12px;
  --shadow-card: 0 1px 2px rgba(0,0,0,0.05);
}

body {
  background: #F8FAFC;
  color: #334155;
  font-family: var(--font-sans);
  line-height: 1.5;
}

.dark body {
  background: #1F2937;
  color: #F9FAFB;
}

h1, h2, h3, h4, h5, h6 {
  color: #0F172A;
  font-weight: 700;
}

.dark h1, .dark h2, .dark h3, .dark h4, .dark h5, .dark h6 {
  color: #F9FAFB;
}

/* Sidebar - Light Mode Override with !important */
.sidebar {
  background: #FFFFFF !important;
  color: #0F172A !important;
  border-right: 1px solid #E2E8F0 !important;
}

.dark .sidebar {
  background: #1E293B !important;
  color: #FFFFFF !important;
  border-right-color: #374151 !important;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-radius: 0.75rem;
  color: #0F172A !important;
  transition: background-color 0.2s;
}

.dark .nav-item {
  color: #ffffff !important;
}

.nav-item:hover {
  background: #F1F5F9 !important;
  color: #0F172A !important;
}

.dark .nav-item:hover {
  background: rgba(255,255,255,0.1) !important;
  color: #ffffff !important;
}

.nav-item.active {
  background: #3B82F6 !important;
  color: #ffffff !important;
}

.nav-item svg {
  color: inherit !important;
}

.nav-item.active svg {
  color: #FFFFFF !important;
}

.nav-item svg {
  margin-right: 0.75rem;
  width: 1.25rem;
  height: 1.25rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  border-radius: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  transition: background-color 0.2s;
}

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

.btn-primary:hover {
  background: #1d4ed8;
}

.btn-secondary {
  background: #f3f4f6;
  color: var(--color-body);
  border: 1px solid #d1d5db;
}

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

.btn-danger:hover {
  background: #dc2626;
}

/* Forms - Light Mode */
input, select, textarea {
  border: 1px solid #E2E8F0;
  background: #FFFFFF;
  color: #0F172A;
  border-radius: 0.375rem;
  padding: 0.5rem;
}

.dark input, .dark select, .dark textarea {
  border-color: #4B5563;
  background: #374151;
  color: #F9FAFB;
}

input::placeholder, textarea::placeholder {
  color: #94A3B8;
}

.dark input::placeholder, .dark textarea::placeholder {
  color: #6B7280;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: #3B82F6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.dark input:focus, .dark select:focus, .dark textarea:focus {
  border-color: #60A5FA;
  box-shadow: 0 0 0 2px rgba(96, 165, 250, 0.2);
}

/* Cards - Light Mode */
.card {
  background: #FFFFFF;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 1.5rem;
  color: #334155;
  border: 1px solid #E2E8F0;
}

.dark .card {
  background: #1F2937;
  color: #F9FAFB;
  border-color: #374151;
}

/* Tables - Light Mode */
table {
  width: 100%;
  border-collapse: collapse;
}

th {
  border: 1px solid #E2E8F0;
  padding: 0.75rem;
  text-align: left;
  background: #F1F5F9;
  color: #0F172A;
  font-weight: 700;
}

td {
  border: 1px solid #E2E8F0;
  padding: 0.75rem;
  text-align: left;
  color: #1E293B;
}

tbody tr:nth-child(even) {
  background: #F8FAFC;
}

/* Dark Mode Tables */
.dark th {
  background: #374151;
  color: #FFFFFF;
  border-color: #4B5563;
}

.dark td {
  color: #F9FAFB;
  border-color: #4B5563;
}

.dark tbody tr:nth-child(even) {
  background: #1F2937;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: #ffffff;
}

.badge-admin { background: #EF4444; color: #ffffff; }
.badge-dispatcher { background: #3B82F6; color: #ffffff; }
.badge-driver { background: #10B981; color: #ffffff; }
.badge-owner { background: #8B5CF6; color: #ffffff; }
.badge-partner { background: #F59E0B; color: #ffffff; }

/* Utility */
.text-success { color: #10B981; }
.text-warning { color: #F59E0B; }
.text-danger { color: #EF4444; }

.dark .text-success { color: #34D399; }
.dark .text-warning { color: #FBBF24; }
.dark .text-danger { color: #F87171; }