/* AtlasBiomics Portal - Custom CSS */
/* Deep navy #1B2A4A, teal accent #2EC4B6, Inter font */

/* Global Styles */
* {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}

:root {
    --navy: #1B2A4A;
    --navy-light: #2C4A7A;
    --navy-dark: #0F1B35;
    --teal: #2EC4B6;
    --teal-light: #4ED4C7;
    --teal-dark: #26A396;
    --gray-50: #F8FAFC;
    --gray-100: #F1F5F9;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E1;
    --gray-400: #94A3B8;
    --gray-500: #64748B;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1E293B;
    --gray-900: #0F172A;
}

/* Body and Layout */
body {
    background-color: var(--gray-50);
    color: var(--gray-800);
    font-weight: 400;
    line-height: 1.6;
}

/* Custom Color Classes */
.text-navy {
    color: var(--navy) !important;
}

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

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

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

.bg-navy-light {
    background-color: var(--navy-light) !important;
}

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

.bg-teal-light {
    background-color: var(--teal-light) !important;
}

/* Navigation */
.navbar-dark .navbar-brand {
    font-weight: 600 !important;
    font-size: 1.25rem;
}

.navbar-dark .navbar-nav .nav-link {
    font-weight: 500 !important;
    color: rgba(255, 255, 255, 0.9) !important;
    transition: color 0.2s ease;
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: var(--teal) !important;
}

.navbar-dark .navbar-nav .nav-link.active {
    color: var(--teal) !important;
    font-weight: 600 !important;
}

/* Main Content */
.main-content {
    padding-top: 76px;
    min-height: calc(100vh - 76px);
}

/* Cards */
.card {
    border: none;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.card:hover {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.12), 0 2px 4px rgba(0, 0, 0, 0.08);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
}

/* Buttons */
.btn {
    font-weight: 500 !important;
    border-radius: 8px;
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--navy);
    border-color: var(--navy);
    color: white;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--teal);
    border-color: var(--teal);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(46, 196, 182, 0.3);
}

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

.btn-outline-primary:hover,
.btn-outline-primary:focus,
.btn-outline-primary:active {
    background-color: var(--teal);
    border-color: var(--teal);
    color: white;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 6px;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1.125rem;
    border-radius: 10px;
}

/* Forms */
.form-label {
    font-weight: 500 !important;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-control,
.form-select {
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    padding: 0.625rem 0.75rem;
    font-size: 0.9rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(46, 196, 182, 0.1);
}

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

/* Tables */
.table {
    font-size: 0.9rem;
}

.table th {
    font-weight: 600 !important;
    color: var(--gray-700);
    border-bottom: 2px solid var(--gray-200);
    padding: 1rem 0.75rem;
}

.table td {
    padding: 1rem 0.75rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--gray-100);
}

.table-hover tbody tr:hover {
    background-color: var(--gray-50);
}

/* Badges */
.badge {
    font-weight: 500 !important;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
}

.badge.bg-success {
    background-color: #10B981 !important;
}

.badge.bg-warning {
    background-color: #F59E0B !important;
}

.badge.bg-danger {
    background-color: #EF4444 !important;
}

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

/* Alerts */
.alert {
    border: none;
    border-radius: 8px;
    font-weight: 500;
    border-left: 4px solid transparent;
}

.alert-success {
    background-color: #ECFDF5;
    color: #065F46;
    border-left-color: #10B981;
}

.alert-info {
    background-color: #EFF6FF;
    color: var(--navy-dark);
    border-left-color: var(--teal);
}

.alert-warning {
    background-color: #FFFBEB;
    color: #92400E;
    border-left-color: #F59E0B;
}

.alert-danger {
    background-color: #FEF2F2;
    color: #991B1B;
    border-left-color: #EF4444;
}

/* Pagination */
.pagination .page-link {
    color: var(--navy);
    border-color: var(--gray-300);
    font-weight: 500;
}

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

.pagination .page-link:hover {
    color: var(--teal);
    background-color: var(--gray-50);
}

/* Dropdown */
.dropdown-menu {
    border: none;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    padding: 0.5rem 0;
}

.dropdown-item {
    padding: 0.5rem 1rem;
    font-weight: 500;
    color: var(--gray-700);
    transition: background-color 0.2s ease;
}

.dropdown-item:hover,
.dropdown-item:focus {
    background-color: var(--gray-50);
    color: var(--navy);
}

.dropdown-divider {
    margin: 0.5rem 0;
    border-top: 1px solid var(--gray-200);
}

/* App Cards (Dashboard) */
.app-card .card {
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.app-card .card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    border-color: var(--teal-light);
}

.app-card .btn-primary {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    border: none;
}

.app-card .btn-primary:hover {
    background: linear-gradient(135deg, var(--teal) 0%, var(--teal-light) 100%);
    transform: translateY(-1px);
}

/* Login Page */
.login-page {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 50%, var(--teal-dark) 100%);
    min-height: 100vh;
}

.login-page .card {
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Stats Cards (Admin) */
.stats-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-left: 4px solid var(--teal);
}

.stats-card .stats-icon {
    background: linear-gradient(135deg, var(--teal) 0%, var(--teal-light) 100%);
}

/* Footer */
.footer {
    background-color: white;
    border-top: 1px solid var(--gray-200);
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .main-content {
        padding-top: 56px;
    }
    
    .container-fluid {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .table-responsive {
        font-size: 0.8rem;
    }
    
    .btn {
        font-size: 0.875rem;
        padding: 0.5rem 1rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
}

/* Loading Spinner */
.spinner-border-primary {
    color: var(--navy);
}

/* Custom Icons */
.icon-navy {
    color: var(--navy);
}

.icon-teal {
    color: var(--teal);
}

/* Smooth Animations */
.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Focus States for Accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus {
    outline: 2px solid var(--teal);
    outline-offset: 2px;
}

/* Selection Colors */
::selection {
    background-color: var(--teal-light);
    color: white;
}

::-moz-selection {
    background-color: var(--teal-light);
    color: white;
}

/* Scrollbar Styling (Webkit) */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}