@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
    /* Color Palette - Premium Blue & Slate */
    --primary-color: #0f172a;
    --primary-light: #1e293b;
    --accent-color: #3b82f6;
    --accent-hover: #2563eb;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;

    /* Neutral Colors - Light Mode */
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --bg-navbar: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-mid: 0.3s ease;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --bg-main: #020617;
    --bg-card: #0f172a;
    --bg-navbar: #0f172a;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: #1e293b;
    --primary-color: #1e293b;
    --primary-light: #334155;

    /* Override Bootstrap Variables for Dark Mode */
    --bs-body-bg: #020617;
    --bs-body-color: #f8fafc;
    --bs-secondary-color: #94a3b8;
    --bs-card-bg: #0f172a;
    --bs-border-color: #1e293b;

    color-scheme: dark;
}

/* Theme Utility Classes */
.text-main {
    color: var(--text-main) !important;
}

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

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

.text-accent {
    color: var(--accent-color) !important;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    transition: background-color var(--transition-mid), color var(--transition-mid);
    overflow-x: hidden;
}

/* Glassmorphism & Modern Card Styling */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    background-color: transparent !important;
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem;
}

.card-title {
    font-weight: 600;
    margin: 0;
    color: var(--text-main) !important;
}

/* Navigation - Premium Look */
.navbar {
    background-color: var(--bg-navbar) !important;
    border-bottom: 2px solid var(--border-color);
    padding: 0.75rem 0;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-weight: 700 !important;
    color: var(--text-main) !important;
}

.navbar-brand img {
    height: 60px !important;
}

[data-theme="dark"] .navbar-brand {
    color: #ffffff !important;
}

.nav-link {
    color: var(--text-muted) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: color var(--transition-fast);
}

[data-theme="dark"] .nav-link {
    color: var(--text-muted) !important;
}

.nav-link i {
    margin-right: 0.5rem;
}

.dropdown-menu {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    padding: 0.5rem;
}

.dropdown-item {
    border-radius: 6px;
    padding: 0.6rem 1rem;
    color: var(--text-main) !important;
    font-weight: 500;
}

.dropdown-item:hover {
    background-color: var(--border-color);
    color: var(--accent-color);
}

.dropdown-item i {
    width: 20px;
    margin-right: 0.75rem;
    color: var(--text-muted);
}

/* Dashboard Stats Cards */
.stat-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-main);
}

/* Custom Icons Colors */
.icon-blue {
    background-color: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.icon-green {
    background-color: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.icon-orange {
    background-color: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.icon-red {
    background-color: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

/* Buttons Customization */
.btn {
    border-radius: 8px;
    font-weight: 500;
    padding: 0.6rem 1.25rem;
    transition: all var(--transition-fast);
}

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

.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.5);
}

/* Dark Mode Toggle Switch */
.theme-toggle {
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--border-color);
    color: var(--text-main);
    margin-left: 1rem;
    border: none;
}

/* Tables Modernization */
.table-container {
    background-color: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.table {
    margin-bottom: 0;
    color: var(--text-main) !important;
}

.table th {
    background-color: transparent !important;
    color: var(--text-muted) !important;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.table td {
    padding: 1rem 1.5rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-color);
    background-color: transparent !important;
    color: var(--text-main) !important;
}

.table tr:last-child td {
    border-bottom: none;
}

/* Fix for Striped and Hover in Dark Mode */
[data-theme="dark"] .table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(255, 255, 255, 0.03) !important;
    --bs-table-accent-bg: transparent !important;
}

[data-theme="dark"] .table-hover tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.06) !important;
}

[data-theme="dark"] .table {
    --bs-table-striped-bg: rgba(255, 255, 255, 0.03);
    --bs-table-hover-bg: rgba(255, 255, 255, 0.06);
    --bs-table-color: var(--text-main);
    --bs-table-bg: transparent;
    --bs-table-border-color: var(--border-color);
}

/* Badges */
.badge {
    padding: 0.4rem 0.6rem;
    font-weight: 600;
    border-radius: 6px;
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 2000;
}

.toast {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    border-radius: 10px;
    min-width: 300px;
}

.toast-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
}

/* Forms - Improved Dark Mode */
.form-control,
.form-select {
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-main);
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.1);
    color: var(--text-main);
}

[data-theme="dark"] .form-control:disabled,
[data-theme="dark"] .form-select:disabled,
[data-theme="dark"] .form-control[readonly],
[data-theme="dark"] .form-select[disabled] {
    background-color: rgba(255, 255, 255, 0.05) !important;
    color: var(--text-muted) !important;
    border-color: var(--border-color) !important;
    opacity: 0.8;
}

[data-theme="dark"] .input-group-text {
    background-color: var(--primary-light);
    border-color: var(--border-color);
    color: var(--text-main);
}

[data-theme="dark"] select option {
    background-color: var(--bg-card);
    color: var(--text-main);
}

/* Checkboxes and Radios in Dark Mode */
[data-theme="dark"] .form-check-input {
    background-color: var(--bg-main);
    border-color: var(--border-color);
}

[data-theme="dark"] .form-check-input:checked {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

/* Utility Class Overrides for Theme Consistency */
[data-theme="dark"] .bg-light {
    background-color: var(--primary-light) !important;
    color: var(--text-main) !important;
}

[data-theme="dark"] .bg-white {
    background-color: var(--bg-card) !important;
    color: var(--text-main) !important;
}

[data-theme="dark"] .text-dark {
    color: var(--text-main) !important;
}

[data-theme="dark"] .border {
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .form-text {
    color: var(--text-muted) !important;
}

/* Specific component fixes */
[data-theme="dark"] .image-dropzone {
    background-color: rgba(255, 255, 255, 0.02) !important;
    border-color: var(--border-color) !important;
}

/* Card Header Colors in Dark Mode */
[data-theme="dark"] .card-header.bg-primary {
    background-color: var(--accent-hover) !important;
}

[data-theme="dark"] .card-header.bg-danger {
    background-color: var(--danger-color) !important;
}

[data-theme="dark"] .card-header.bg-success {
    background-color: var(--success-color) !important;
}

[data-theme="dark"] .card-header.bg-warning {
    background-color: var(--warning-color) !important;
    color: #000 !important;
}

/* Validation States in Dark Mode */
[data-theme="dark"] .was-validated .form-control:invalid,
[data-theme="dark"] .form-control.is-invalid {
    border-color: var(--danger-color) !important;
    box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.1) !important;
}

[data-theme="dark"] .was-validated .form-control:valid,
[data-theme="dark"] .form-control.is-valid {
    border-color: var(--success-color) !important;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.1) !important;
}

/* Scrollbar styling for a premium feel */
[data-theme="dark"] ::-webkit-scrollbar {
    width: 10px;
}

[data-theme="dark"] ::-webkit-scrollbar-track {
    background: var(--bg-main);
}

[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: var(--primary-light);
    border-radius: 5px;
}

[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Mobile Responsiveness Polish */
@media (max-width: 768px) {
    .stat-card {
        margin-bottom: 1rem;
    }

    .table-responsive {
        border-radius: 12px;
        border: 1px solid var(--border-color);
    }

    .navbar-brand img {
        height: 45px !important;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.4s ease forwards;
}