/* CSS Variables for theming */
:root {
    /* Light mode variables */
    --brand-primary: #0a58ca;
    --brand-primary-mid: #084298;
    --brand-primary-dark: #052c65;
    --brand-primary-darker: #031633;
    --surface-header: #084298;
    --surface-header-end: #052c65;
    --surface-header-text: #ffffff;
    --navbar-bg-start: #0a58ca;
    --navbar-bg-end: #052c65;
    --bg-primary: #e7f1ff;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
    --border-light: #f0f0f0;
    --shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-hover: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --table-stripe: #f8f9fa;
    --table-hover: #e3f2fd;
    --modal-bg: #f8f9fa;
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --input-focus: #0d6efd;
    --dropdown-bg: #ffffff;
    --dropdown-hover: #e9ecef;
    --dropdown-text: #212529;
    --dropdown-text-hover: #1e2125;
    /* Tenant branding (UX-DR14); defaults match brand until applyTenantBranding() overrides */
    --tenant-primary: var(--brand-primary);
    --tenant-secondary: var(--brand-primary-mid);
    --tenant-accent: var(--brand-primary);
    --tenant-logo-url: none;
    --tenant-display-name: '';
}

/* Dark mode variables */
[data-theme="dark"] {
    --surface-header: #084298;
    --surface-header-end: #052c65;
    --surface-header-text: #ffffff;
    --navbar-bg-start: #0a58ca;
    --navbar-bg-end: #052c65;
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-card: #2d2d2d;
    --text-primary: #ffffff;
    --text-secondary: #e0e0e0;
    --text-muted: #b0b0b0;
    --border-color: #404040;
    --border-light: #404040;
    --shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 0.5rem 1rem rgba(0, 0, 0, 0.4);
    --table-stripe: #333333;
    --table-hover: #404040;
    --modal-bg: #2d2d2d;
    --input-bg: #404040;
    --input-border: #555555;
    --input-focus: #0d6efd;
    --dropdown-bg: #2d2d2d;
    --dropdown-hover: #404040;
    --dropdown-text: #ffffff;
    --dropdown-text-hover: #e0e0e0;
}

/* Custom styles for CertX application */
body {
    background-color: var(--bg-primary);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Dashboard styles */
.dashboard-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dashboard-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.chart-container {
    position: relative;
    height: 300px;
}

.chart-container canvas {
    max-height: 100%;
}

#time-period-selector .btn {
    font-size: 0.875rem;
    padding: 0.375rem 0.75rem;
}

#active-companies-count {
    font-weight: bold;
    color: var(--text-primary);
}

.card-header {
    background: linear-gradient(135deg, var(--surface-header) 0%, var(--surface-header-end) 100%) !important;
    color: var(--surface-header-text) !important;
    border-bottom: none !important;
}

.card-header .card-title,
.card-header h6,
.card-header .mb-0 {
    color: var(--surface-header-text) !important;
}

.card-title {
    color: var(--text-secondary);
    font-weight: 600;
}

.card-title i {
    margin-right: 0.5rem;
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.card {
    border: none;
    box-shadow: var(--shadow);
    border-radius: 0.5rem;
    --bs-card-bg: var(--bg-card);
    background-color: var(--bg-card) !important;
    color: var(--text-primary);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.card-body {
    color: var(--text-primary);
    background-color: var(--bg-card);
}

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

/* Page section titles */
.page-content h2 {
    background: linear-gradient(135deg, var(--surface-header) 0%, var(--surface-header-end) 100%);
    color: var(--surface-header-text) !important;
    padding: 0.85rem 1.25rem;
    border-radius: 0.5rem;
    margin-bottom: 0;
    box-shadow: 0 2px 4px rgba(3, 22, 51, 0.2);
}

.page-content h2 i {
    color: var(--surface-header-text);
}

/* Auth / profile card title bars */
#login-page .card,
#register-page .card,
#profile-page .card,
#tenant-branding-page .card,
#tenant-config-page .card {
    overflow: hidden;
}

#login-page .card-body > .card-title,
#register-page .card-body > .card-title,
#profile-page .card-body > .card-title,
#tenant-branding-page .card-body > .card-title,
#tenant-config-page .card-body > .card-title {
    background: linear-gradient(135deg, var(--surface-header) 0%, var(--surface-header-end) 100%);
    color: var(--surface-header-text) !important;
    margin: -1rem -1rem 1.25rem;
    padding: 1rem;
    border-radius: 0.5rem 0.5rem 0 0;
}

#login-page .card-body > .card-title i,
#register-page .card-body > .card-title i,
#profile-page .card-body > .card-title i,
#tenant-branding-page .card-body > .card-title i,
#tenant-config-page .card-body > .card-title i {
    color: var(--surface-header-text);
}

.tc-hub-nav .nav-link {
    border-radius: 0.375rem;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
    background-color: transparent;
    border: 1px solid transparent;
}

.tc-hub-nav .nav-link:hover,
.tc-hub-nav .nav-link:focus {
    color: var(--text-primary);
    background-color: var(--dropdown-hover);
}

.tc-hub-nav .nav-link.active,
.tc-hub-nav .nav-link.active:hover,
.tc-hub-nav .nav-link.active:focus {
    background-color: var(--tenant-primary, var(--brand-primary)) !important;
    color: #fff !important;
    border-color: var(--tenant-primary, var(--brand-primary));
}

.tc-hub-panel {
    min-height: 12rem;
}

#portal-home-page .card-body > h2.card-title {
    background: linear-gradient(135deg, var(--surface-header) 0%, var(--surface-header-end) 100%);
    color: var(--surface-header-text) !important;
    margin: -1rem -1rem 1.25rem;
    padding: 1rem;
    border-radius: 0.5rem 0.5rem 0 0;
}

/* Status badges */
.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.status-active {
    background-color: #d4edda;
    color: #155724;
}

.status-expired {
    background-color: #f8d7da;
    color: #721c24;
}

.status-pending {
    background-color: #fff3cd;
    color: #856404;
}

.status-revoked {
    background-color: #e2e3e5;
    color: #383d41;
}

/* Table styles */
.table {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

.table th {
    border-top: none;
    font-weight: 600;
    color: #ffffff;
    background: linear-gradient(180deg, var(--surface-header) 0%, var(--surface-header-end) 100%);
    border-color: var(--surface-header-end);
}

.table td {
    vertical-align: middle;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.table-striped > tbody > tr:nth-of-type(odd) > td {
    background-color: var(--table-stripe);
}

.table-hover > tbody > tr:hover > td {
    background-color: var(--table-hover);
}

.table-responsive {
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: var(--shadow);
}

/* Modal styles */
.modal-content {
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

.modal-header {
    background: linear-gradient(135deg, var(--surface-header) 0%, var(--surface-header-end) 100%);
    border-bottom: none;
    color: var(--surface-header-text);
}

.modal-title {
    color: var(--surface-header-text) !important;
    font-weight: 600;
}

.modal-header .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

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

.modal-footer {
    border-top: 1px solid var(--border-color);
}

/* Button styles */
.btn {
    border-radius: 0.375rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-primary {
    --bs-btn-color: #fff;
    --bs-btn-bg: var(--tenant-primary, var(--brand-primary));
    --bs-btn-border-color: var(--tenant-primary, var(--brand-primary));
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--brand-primary-mid);
    --bs-btn-hover-border-color: var(--brand-primary-dark);
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: var(--brand-primary-dark);
    --bs-btn-active-border-color: var(--brand-primary-darker);
    --bs-btn-disabled-color: #fff;
    --bs-btn-disabled-bg: var(--brand-primary);
    --bs-btn-disabled-border-color: var(--brand-primary);
    color: var(--bs-btn-color);
    background-color: var(--bs-btn-bg);
    border-color: var(--bs-btn-border-color);
}

.btn-primary:hover,
.btn-primary:focus {
    color: var(--bs-btn-hover-color);
    background-color: var(--bs-btn-hover-bg);
    border-color: var(--bs-btn-hover-border-color);
}

.btn-primary:active,
.btn-primary.active {
    color: var(--bs-btn-active-color);
    background-color: var(--bs-btn-active-bg);
    border-color: var(--bs-btn-active-border-color);
}

.btn-outline-primary {
    --bs-btn-color: var(--tenant-primary, var(--brand-primary));
    --bs-btn-border-color: var(--tenant-primary, var(--brand-primary));
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--tenant-primary, var(--brand-primary));
    --bs-btn-hover-border-color: var(--tenant-primary, var(--brand-primary));
    color: var(--bs-btn-color);
    border-color: var(--bs-btn-border-color);
    background-color: transparent;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    color: var(--bs-btn-hover-color);
    background-color: var(--bs-btn-hover-bg);
    border-color: var(--bs-btn-hover-border-color);
}

/* Form controls */
.form-control {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-primary);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
    background-color: var(--input-bg);
    border-color: var(--input-focus);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
    color: var(--text-primary);
}

.form-select {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-primary);
}

.form-select:focus {
    background-color: var(--input-bg);
    border-color: var(--input-focus);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
    color: var(--text-primary);
}

.form-label {
    color: var(--text-secondary);
}

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

/* Navigation and dropdown styles — fixed dark banner (tenant primary applies to buttons, not navbar) */
.navbar,
.navbar.bg-primary {
    background: linear-gradient(180deg, var(--navbar-bg-start) 0%, var(--navbar-bg-end) 100%) !important;
    background-color: var(--navbar-bg-end) !important;
    border-bottom: 3px solid var(--brand-primary-darker);
    box-shadow: 0 2px 8px rgba(3, 22, 51, 0.25);
}

.navbar.navbar-dark .navbar-brand,
.navbar.navbar-dark .nav-link {
    color: #ffffff !important;
}

.navbar.navbar-dark .navbar-brand:hover,
.navbar.navbar-dark .nav-link:hover,
.navbar.navbar-dark .nav-link:focus {
    color: #ffffff !important;
}

/* Navbar-only — do not apply to page hub navs (e.g. tenant config pills) */
.navbar .nav-link.active {
    color: #fff !important;
    background-color: rgba(255, 255, 255, 0.1) !important;
}

.dropdown-item {
    color: var(--dropdown-text);
    background-color: var(--dropdown-bg);
    border: 0;
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
}

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

.dropdown-item.active {
    color: #fff;
    background-color: #0d6efd;
}

.dropdown-item.active:hover {
    color: #fff;
    background-color: #0b5ed7;
}

.dropdown-menu {
    background-color: var(--dropdown-bg);
    border-color: var(--border-color);
    box-shadow: var(--shadow-hover);
}

/* Ensure dropdown items don't inherit nav-link active styling */
.nav-link.dropdown-toggle.active + .dropdown-menu .dropdown-item {
    color: var(--dropdown-text);
    background-color: var(--dropdown-bg);
}

.nav-link.dropdown-toggle.active + .dropdown-menu .dropdown-item:hover {
    color: var(--dropdown-text-hover);
    background-color: var(--dropdown-hover);
}

/* Additional dropdown styling to prevent inheritance issues */
.dropdown-menu .dropdown-item {
    color: var(--dropdown-text) !important;
    background-color: var(--dropdown-bg) !important;
}

.dropdown-menu .dropdown-item:hover {
    color: var(--dropdown-text-hover) !important;
    background-color: var(--dropdown-hover) !important;
}

.dropdown-menu .dropdown-item.active {
    color: #fff !important;
    background-color: #0d6efd !important;
}

.dropdown-menu .dropdown-item.active:hover {
    color: #fff !important;
    background-color: #0b5ed7 !important;
}

/* Ensure dropdown toggle doesn't stay active when dropdown items are clicked */
.nav-link.dropdown-toggle {
    transition: all 0.2s ease;
}

.nav-link.dropdown-toggle:not(.active) {
    color: rgba(255, 255, 255, 0.75) !important;
}

.nav-link.dropdown-toggle:not(.active):hover {
    color: rgba(255, 255, 255, 0.9) !important;
}

/* Loading spinner */
.spinner-border {
    width: 3rem;
    height: 3rem;
}

/* Empty state */
.display-1 {
    font-size: 4rem;
    color: var(--text-muted);
}

/* Certificate detail styles */
.certificate-detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-light);
}

.certificate-detail-row:last-child {
    border-bottom: none;
}

.certificate-detail-label {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 120px;
}

.certificate-detail-value {
    text-align: right;
    color: var(--text-primary);
    word-break: break-word;
}

/* Alert styles */
.alert {
    border-radius: 0.5rem;
    border: none;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
}

/* Theme toggle button */
.theme-toggle {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.2rem;
    padding: 0.5rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
    cursor: pointer;
}

.theme-toggle:hover {
    color: rgba(255, 255, 255, 0.9);
    background-color: rgba(255, 255, 255, 0.1);
}

.theme-toggle:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.25);
}

/* Dark mode support for Bootstrap utility classes */
[data-theme="dark"] .text-muted {
    color: var(--text-muted) !important;
}

[data-theme="dark"] .text-success {
    color: #28a745 !important;
}

[data-theme="dark"] .text-danger {
    color: #dc3545 !important;
}

[data-theme="dark"] .text-warning {
    color: #ffc107 !important;
}

[data-theme="dark"] .text-info {
    color: #17a2b8 !important;
}

[data-theme="dark"] .text-primary {
    color: #0d6efd !important;
}

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

[data-theme="dark"] .bg-light {
    background-color: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .card,
[data-theme="dark"] .modal-content {
    --bs-card-bg: var(--bg-card);
    background-color: var(--bg-card) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .card-body {
    background-color: var(--bg-card);
    color: var(--text-primary);
}

[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    color: var(--text-primary);
}

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

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

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

/* Ensure proper contrast for success icons in dark mode */
[data-theme="dark"] .bi-check-circle.text-success {
    color: #28a745 !important;
}

/* Ensure proper contrast for muted icons in dark mode */
[data-theme="dark"] .bi-shield-x.text-muted {
    color: var(--text-muted) !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .certificate-detail-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .certificate-detail-value {
        text-align: left;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
}

/* Animation for page transitions */
.page-content {
    animation: fadeIn 0.3s ease-in-out;
}

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

/* Floating notification styles */
.notification-toast {
    position: fixed !important;
    top: 20px;
    right: 20px;
    z-index: 9999;
    min-width: 300px;
    max-width: 400px;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    border-radius: 0.5rem;
    animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Stack multiple notifications */
.notification-toast + .notification-toast {
    top: 80px;
}

.notification-toast + .notification-toast + .notification-toast {
    top: 140px;
}

.notification-toast + .notification-toast + .notification-toast + .notification-toast {
    top: 200px;
}

/* Responsive adjustments for notifications */
@media (max-width: 768px) {
    .notification-toast {
        right: 10px;
        left: 10px;
        min-width: auto;
        max-width: none;
    }
}

/* Tenant context header (UX-DR10, Story 2.8) */
.tenant-context-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: #fff;
}

.context-switcher .btn-outline-light:hover,
.context-switcher .btn-outline-light:focus {
    border-color: var(--tenant-accent, rgba(255, 255, 255, 0.8));
    background-color: rgba(255, 255, 255, 0.12);
}

.context-switcher .btn-outline-light {
    border-color: var(--tenant-accent, rgba(255, 255, 255, 0.5));
}

/* Role permission matrix (UX-DR11, Story 2.9) */
.role-permission-matrix {
    max-height: 55vh;
    overflow-y: auto;
}

.role-permission-group {
    border: 1px solid var(--border-color);
}

.role-permission-group .card-header {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.role-permission-checkboxes .form-check-label {
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .role-permission-matrix {
        max-height: none;
    }
}

/* Site summary print (Story 4.6) */
@media print {
    body * {
        visibility: hidden;
    }
    #site-print-summary.site-print-active,
    #site-print-summary.site-print-active * {
        visibility: visible;
    }
    #site-print-summary.site-print-active {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        padding: 1rem;
    }
}