/**
 * Custom Colors - Blue, White, Black Theme
 * School Manager Application
 */

:root {
    /* Primary Blue Colors */
    --primary-blue: #2563eb;
    --primary-blue-dark: #1e40af;
    --primary-blue-light: #3b82f6;
    --primary-blue-lighter: #60a5fa;
    
    /* Neutral Colors */
    --white: #ffffff;
    --black: #000000;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Text Colors */
    --text-primary: #000000;
    --text-secondary: #4b5563;
    --text-muted: #6b7280;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #000000;
}

/* Override Bootstrap Primary Colors */
.btn-primary,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--primary-blue) !important;
    border-color: var(--primary-blue) !important;
    color: var(--white) !important;
}

.btn-primary:hover {
    background-color: var(--primary-blue-dark) !important;
    border-color: var(--primary-blue-dark) !important;
}

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

.btn-outline-primary:hover {
    background-color: var(--primary-blue) !important;
    border-color: var(--primary-blue) !important;
    color: var(--white) !important;
}

/* Links */
a {
    color: var(--primary-blue);
}

a:hover {
    color: var(--primary-blue-dark);
}

/* Text Primary */
.text-primary {
    color: var(--primary-blue) !important;
}

.bg-primary {
    background-color: var(--primary-blue) !important;
}

.border-primary {
    border-color: var(--primary-blue) !important;
}

/* Badges */
.badge.bg-primary {
    background-color: var(--primary-blue) !important;
}

.badge.bg-primary-subtle {
    background-color: rgba(37, 99, 235, 0.1) !important;
    color: var(--primary-blue) !important;
}

/* Cards */
.card {
    border-color: var(--gray-200);
}

.card-header {
    background-color: var(--bg-primary);
    border-bottom-color: var(--gray-200);
}

/* Forms */
.form-control:focus,
.form-select:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 0.25rem rgba(37, 99, 235, 0.25);
}

.form-check-input:checked {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

/* Navbar/Topbar */
.navbar-brand,
.topbar-custom {
    color: var(--text-primary);
}

.nav-link:hover,
.nav-link.active,
.nav-link:focus {
    color: var(--primary-blue) !important;
}

.nav-link:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Sidebar - Startbar */
.startbar {
    background-color: var(--bg-primary);
    border-right-color: var(--gray-200);
}

.startbar .nav-link {
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.startbar .nav-link:hover {
    color: var(--primary-blue) !important;
    background-color: rgba(37, 99, 235, 0.1);
}

.startbar .nav-link:focus {
    color: var(--primary-blue) !important;
    background-color: rgba(37, 99, 235, 0.15);
    outline: 2px solid var(--primary-blue);
    outline-offset: -2px;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.startbar .nav-link.active {
    color: var(--primary-blue) !important;
    background-color: rgba(37, 99, 235, 0.15);
}

.startbar .nav-link.active:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: -2px;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}

/* Sidebar menu items with children (collapse) */
.startbar .nav-link[data-bs-toggle="collapse"]:focus,
.startbar .nav-link[aria-expanded="true"]:focus {
    color: var(--primary-blue) !important;
    background-color: rgba(37, 99, 235, 0.15);
    outline: 2px solid var(--primary-blue);
    outline-offset: -2px;
}

.startbar .nav-link[aria-expanded="true"] {
    color: var(--primary-blue) !important;
    background-color: rgba(37, 99, 235, 0.1);
}

/* Sidebar submenu items */
.startbar .collapse .nav-link {
    color: var(--text-secondary);
    padding-left: 2.5rem;
}

.startbar .collapse .nav-link:hover {
    color: var(--primary-blue) !important;
    background-color: rgba(37, 99, 235, 0.1);
}

.startbar .collapse .nav-link:focus {
    color: var(--primary-blue) !important;
    background-color: rgba(37, 99, 235, 0.15);
    outline: 2px solid var(--primary-blue);
    outline-offset: -2px;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.startbar .collapse .nav-link.active {
    color: var(--primary-blue) !important;
    background-color: rgba(37, 99, 235, 0.15);
}

.startbar .collapse .nav-link.active:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: -2px;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}

/* Sidebar menu icon */
.startbar .nav-link .menu-icon {
    transition: color 0.3s ease;
}

.startbar .nav-link:hover .menu-icon,
.startbar .nav-link:focus .menu-icon,
.startbar .nav-link.active .menu-icon {
    color: var(--primary-blue);
}

/* Legacy sidebar classes (if used) */
.sidebar {
    background-color: var(--bg-primary);
    border-right-color: var(--gray-200);
}

.sidebar-menu .nav-link {
    color: var(--text-primary);
}

.sidebar-menu .nav-link:hover,
.sidebar-menu .nav-link.active,
.sidebar-menu .nav-link:focus {
    color: var(--primary-blue) !important;
    background-color: rgba(37, 99, 235, 0.1);
}

.sidebar-menu .nav-link:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: -2px;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Tables */
.table thead th {
    background-color: var(--gray-50);
    color: var(--text-primary);
    border-bottom-color: var(--gray-200);
}

.table-hover tbody tr:hover {
    background-color: rgba(37, 99, 235, 0.05);
}

/* Pagination */
.page-link {
    color: var(--primary-blue);
    border-color: var(--gray-300);
}

.page-link:hover {
    color: var(--primary-blue-dark);
    background-color: var(--gray-50);
    border-color: var(--gray-300);
}

.page-item.active .page-link {
    background-color: var(--primary-blue);
    border-color: var(--primary-blue);
}

/* Alerts */
.alert-primary {
    background-color: rgba(37, 99, 235, 0.1);
    border-color: rgba(37, 99, 235, 0.2);
    color: var(--primary-blue-dark);
}

/* Dropdown */
.dropdown-menu {
    border-color: var(--gray-200);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary-blue);
}

/* Login Page Specific */
.auth-header-box {
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #3b82f6 100%) !important;
}

.bg-black {
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #3b82f6 100%) !important;
}

/* Buttons with gradient */
.btn-gradient-primary {
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #3b82f6 100%);
    border: none;
    color: var(--white);
}

.btn-gradient-primary:hover {
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 50%, #2563eb 100%);
    color: var(--white);
}

/* Progress bars */
.progress-bar {
    background-color: var(--primary-blue);
}

/* Breadcrumbs */
.breadcrumb-item.active {
    color: var(--text-primary);
}

.breadcrumb-item a {
    color: var(--primary-blue);
}

/* Tabs */
.nav-tabs .nav-link.active {
    color: var(--primary-blue);
    border-bottom-color: var(--primary-blue);
}

.nav-tabs .nav-link:hover {
    color: var(--primary-blue);
    border-color: var(--gray-200);
}

/* Modals */
.modal-header {
    border-bottom-color: var(--gray-200);
}

.modal-footer {
    border-top-color: var(--gray-200);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-blue-dark);
}

/* Focus states */
*:focus {
    outline-color: var(--primary-blue);
}

/* Selection */
::selection {
    background-color: var(--primary-blue);
    color: var(--white);
}

/* Dark mode overrides (if needed) */
[data-bs-theme="dark"] {
    --bg-primary: #1f2937;
    --bg-secondary: #111827;
    --text-primary: #ffffff;
    --text-secondary: #d1d5db;
}