/**
 * Dark/Light Mode Theme CSS
 * Centralized theme variables and overrides for AdminLTE and Bootstrap components
 */

:root {
    /* Light Mode Colors (Default) */
    --theme-bg-primary: #f4f6f9;
    --theme-bg-secondary: #ffffff;
    --theme-bg-tertiary: #f8f9fa;
    --theme-text-primary: #212529;
    --theme-text-secondary: #6c757d;
    --theme-text-muted: #868e96;
    --theme-border-color: rgba(0, 0, 0, 0.125);
    --theme-border-light: rgba(0, 0, 0, 0.08);
    --theme-sidebar-bg: #343a40;
    --theme-sidebar-text: #c2c7d0;
    --theme-sidebar-hover: rgba(255, 255, 255, 0.1);
    --theme-navbar-bg: #ffffff;
    --theme-navbar-text: #495057;
    --theme-card-bg: #ffffff;
    --theme-card-header-bg: #ffffff;
    --theme-card-border: rgba(0, 0, 0, 0.125);
    --theme-table-bg: #ffffff;
    --theme-table-header-bg: #f8f9fa;
    --theme-table-stripe: rgba(0, 0, 0, 0.05);
    --theme-input-bg: #ffffff;
    --theme-input-border: #ced4da;
    --theme-input-text: #495057;
    --theme-modal-bg: #ffffff;
    --theme-modal-header-bg: #ffffff;
    --theme-dropdown-bg: #ffffff;
    --theme-dropdown-hover: #f8f9fa;
    --theme-shadow: rgba(0, 0, 0, 0.15);
    --theme-shadow-light: rgba(0, 0, 0, 0.075);
}

.dark-mode {
    /* Dark Mode Colors */
    --theme-bg-primary: #0f172a;
    --theme-bg-secondary: #1e293b;
    --theme-bg-tertiary: #16213e;
    --theme-text-primary: #e5e7eb;
    --theme-text-secondary: #9ca3af;
    --theme-text-muted: #6b7280;
    --theme-border-color: rgba(255, 255, 255, 0.1);
    --theme-border-light: rgba(255, 255, 255, 0.05);
    --theme-sidebar-bg: #0f172a;
    --theme-sidebar-text: #cbd5e1;
    --theme-sidebar-hover: rgba(255, 255, 255, 0.1);
    --theme-navbar-bg: #1e293b;
    --theme-navbar-text: #e5e7eb;
    --theme-card-bg: #1f2937;
    --theme-card-header-bg: #374151;
    --theme-card-border: rgba(255, 255, 255, 0.1);
    --theme-table-bg: #1f2937;
    --theme-table-header-bg: #374151;
    --theme-table-stripe: rgba(255, 255, 255, 0.05);
    --theme-input-bg: #1f2937;
    --theme-input-border: #4b5563;
    --theme-input-text: #e5e7eb;
    --theme-modal-bg: #1f2937;
    --theme-modal-header-bg: #374151;
    --theme-dropdown-bg: #1f2937;
    --theme-dropdown-hover: #374151;
    --theme-shadow: rgba(0, 0, 0, 0.3);
    --theme-shadow-light: rgba(0, 0, 0, 0.2);
}

/* Smooth transitions for theme switching */
* {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

/* Body and Content Wrapper */
body.dark-mode {
    background-color: var(--theme-bg-primary);
    color: var(--theme-text-primary);
}

body.dark-mode .content-wrapper {
    background-color: var(--theme-bg-primary);
}

/* Sidebar Dark Mode */
.dark-mode .main-sidebar {
    background-color: var(--theme-sidebar-bg) !important;
}

.dark-mode .main-sidebar .brand-link,
.dark-mode .main-sidebar .nav-link,
.dark-mode .main-sidebar .nav-link p,
.dark-mode .main-sidebar .user-panel .info a,
.dark-mode .main-sidebar .user-panel .info small {
    color: var(--theme-sidebar-text) !important;
}

.dark-mode .main-sidebar .nav-link:hover,
.dark-mode .main-sidebar .nav-link.active {
    background-color: var(--theme-sidebar-hover) !important;
    color: #ffffff !important;
}

.dark-mode .main-sidebar .nav-treeview .nav-link {
    color: var(--theme-sidebar-text) !important;
}

.dark-mode .main-sidebar .nav-treeview .nav-link:hover {
    background-color: var(--theme-sidebar-hover) !important;
}

/* Navbar Dark Mode */
.dark-mode .main-header .navbar {
    background-color: var(--theme-navbar-bg) !important;
    border-bottom-color: var(--theme-border-color) !important;
}

.dark-mode .main-header .navbar .nav-link,
.dark-mode .main-header .navbar .navbar-nav .nav-link {
    color: var(--theme-navbar-text) !important;
}

.dark-mode .main-header .navbar .navbar-nav .nav-link:hover {
    color: var(--theme-text-primary) !important;
    background-color: var(--theme-bg-tertiary);
}

/* Cards Dark Mode */
.dark-mode .card {
    background-color: var(--theme-card-bg) !important;
    border-color: var(--theme-card-border) !important;
    color: var(--theme-text-primary) !important;
}

.dark-mode .card-header {
    background-color: var(--theme-card-header-bg) !important;
    border-bottom-color: var(--theme-border-color) !important;
    color: var(--theme-text-primary) !important;
}

.dark-mode .card-body {
    color: var(--theme-text-primary) !important;
}

.dark-mode .card-footer {
    background-color: var(--theme-card-header-bg) !important;
    border-top-color: var(--theme-border-color) !important;
}

/* Tables Dark Mode */
.dark-mode .table {
    color: var(--theme-text-primary) !important;
    background-color: var(--theme-table-bg) !important;
}

.dark-mode .table thead th {
    background-color: var(--theme-table-header-bg) !important;
    color: var(--theme-text-primary) !important;
    border-bottom-color: var(--theme-border-color) !important;
}

.dark-mode .table tbody td {
    border-top-color: var(--theme-border-color) !important;
    color: var(--theme-text-primary) !important;
}

.dark-mode .table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--theme-table-stripe) !important;
}

.dark-mode .table-hover tbody tr:hover {
    background-color: var(--theme-bg-tertiary) !important;
    color: var(--theme-text-primary) !important;
}

/* DataTables Dark Mode */
.dark-mode .dataTables_wrapper .dataTables_length,
.dark-mode .dataTables_wrapper .dataTables_filter,
.dark-mode .dataTables_wrapper .dataTables_info,
.dark-mode .dataTables_wrapper .dataTables_paginate {
    color: var(--theme-text-primary) !important;
}

.dark-mode .dataTables_wrapper .dataTables_length select,
.dark-mode .dataTables_wrapper .dataTables_filter input {
    background-color: var(--theme-input-bg) !important;
    border-color: var(--theme-input-border) !important;
    color: var(--theme-input-text) !important;
}

.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button {
    color: var(--theme-text-primary) !important;
}

.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background-color: var(--theme-bg-tertiary) !important;
    color: var(--theme-text-primary) !important;
}

.dark-mode .dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background-color: #007bff !important;
    color: #ffffff !important;
}

/* Forms Dark Mode */
.dark-mode .form-control,
.dark-mode .form-select,
.dark-mode .form-control:focus,
.dark-mode .form-select:focus {
    background-color: var(--theme-input-bg) !important;
    border-color: var(--theme-input-border) !important;
    color: var(--theme-input-text) !important;
}

.dark-mode .form-control::placeholder {
    color: var(--theme-text-muted) !important;
}

.dark-mode .form-label,
.dark-mode .form-text,
.dark-mode .form-check-label {
    color: var(--theme-text-primary) !important;
}

.dark-mode .input-group-text {
    background-color: var(--theme-bg-tertiary) !important;
    border-color: var(--theme-input-border) !important;
    color: var(--theme-text-primary) !important;
}

/* Buttons Dark Mode - Keep original colors but adjust text */
.dark-mode .btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.dark-mode .btn-secondary {
    background-color: #6c757d;
    border-color: #6c757d;
}

.dark-mode .btn-success {
    background-color: #28a745;
    border-color: #28a745;
}

.dark-mode .btn-danger {
    background-color: #dc3545;
    border-color: #dc3545;
}

.dark-mode .btn-warning {
    background-color: #ffc107;
    border-color: #ffc107;
    color: #212529;
}

.dark-mode .btn-info {
    background-color: #17a2b8;
    border-color: #17a2b8;
}

.dark-mode .btn-outline-primary {
    border-color: #007bff;
    color: #007bff;
}

.dark-mode .btn-outline-secondary {
    border-color: #6c757d;
    color: #6c757d;
}

/* Modals Dark Mode */
.dark-mode .modal-content {
    background-color: var(--theme-modal-bg) !important;
    border-color: var(--theme-border-color) !important;
}

.dark-mode .modal-header {
    background-color: var(--theme-modal-header-bg) !important;
    border-bottom-color: var(--theme-border-color) !important;
    color: var(--theme-text-primary) !important;
}

.dark-mode .modal-title {
    color: var(--theme-text-primary) !important;
}

.dark-mode .modal-body {
    color: var(--theme-text-primary) !important;
}

.dark-mode .modal-footer {
    background-color: var(--theme-modal-header-bg) !important;
    border-top-color: var(--theme-border-color) !important;
}

.dark-mode .modal .close {
    color: var(--theme-text-primary) !important;
    opacity: 0.8;
}

.dark-mode .modal .close:hover {
    opacity: 1;
}

/* Dropdowns Dark Mode */
.dark-mode .dropdown-menu {
    background-color: var(--theme-dropdown-bg) !important;
    border-color: var(--theme-border-color) !important;
}

.dark-mode .dropdown-item {
    color: var(--theme-text-primary) !important;
}

.dark-mode .dropdown-item:hover,
.dark-mode .dropdown-item:focus {
    background-color: var(--theme-dropdown-hover) !important;
    color: var(--theme-text-primary) !important;
}

.dark-mode .dropdown-divider {
    border-top-color: var(--theme-border-color) !important;
}

/* Alerts Dark Mode */
.dark-mode .alert {
    border-color: var(--theme-border-color) !important;
}

.dark-mode .alert-success {
    background-color: rgba(40, 167, 69, 0.2) !important;
    border-color: #28a745 !important;
    color: #90ee90 !important;
}

.dark-mode .alert-danger {
    background-color: rgba(220, 53, 69, 0.2) !important;
    border-color: #dc3545 !important;
    color: #ff6b7a !important;
}

.dark-mode .alert-warning {
    background-color: rgba(255, 193, 7, 0.2) !important;
    border-color: #ffc107 !important;
    color: #ffd700 !important;
}

.dark-mode .alert-info {
    background-color: rgba(23, 162, 184, 0.2) !important;
    border-color: #17a2b8 !important;
    color: #7dd3fc !important;
}

/* Badges Dark Mode */
.dark-mode .badge {
    color: #ffffff;
}

/* Breadcrumbs Dark Mode */
.dark-mode .breadcrumb {
    background-color: transparent !important;
}

.dark-mode .breadcrumb-item a {
    color: var(--theme-text-secondary) !important;
}

.dark-mode .breadcrumb-item.active {
    color: var(--theme-text-primary) !important;
}

/* Popovers Dark Mode */
.dark-mode .popover {
    background-color: var(--theme-card-bg) !important;
    border-color: var(--theme-border-color) !important;
}

.dark-mode .popover-header {
    background-color: var(--theme-card-header-bg) !important;
    border-bottom-color: var(--theme-border-color) !important;
    color: var(--theme-text-primary) !important;
}

.dark-mode .popover-body {
    color: var(--theme-text-primary) !important;
}

/* Page Transition Overlay Dark Mode */
.dark-mode .page-transition-overlay {
    background: rgba(15, 23, 42, 0.95) !important;
}

.dark-mode .page-transition-text {
    color: var(--theme-text-secondary) !important;
}

/* Footer Dark Mode */
.dark-mode .main-footer {
    background-color: var(--theme-navbar-bg) !important;
    border-top-color: var(--theme-border-color) !important;
    color: var(--theme-text-primary) !important;
}

/* Content Header Dark Mode */
.dark-mode .content-header h1 {
    color: var(--theme-text-primary) !important;
}

/* Impersonation Banner Dark Mode */
.dark-mode .impersonation-banner {
    background-color: #ffc107 !important;
    color: #212529 !important;
}

/* Code Blocks Dark Mode */
.dark-mode pre,
.dark-mode code {
    background-color: var(--theme-bg-tertiary) !important;
    color: var(--theme-text-primary) !important;
    border-color: var(--theme-border-color) !important;
}

/* Scrollbar Dark Mode (Webkit browsers) */
.dark-mode ::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

.dark-mode ::-webkit-scrollbar-track {
    background: var(--theme-bg-primary);
}

.dark-mode ::-webkit-scrollbar-thumb {
    background: var(--theme-bg-tertiary);
    border-radius: 5px;
}

.dark-mode ::-webkit-scrollbar-thumb:hover {
    background: var(--theme-sidebar-hover);
}

/* Theme Toggle Button */
.theme-toggle-btn {
    background: transparent;
    border: 1px solid var(--theme-border-color);
    color: var(--theme-text-primary);
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
}

.theme-toggle-btn:hover {
    background-color: var(--theme-bg-tertiary);
    border-color: var(--theme-border-color);
    color: var(--theme-text-primary);
}

.theme-toggle-btn:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.theme-toggle-btn i {
    font-size: 1rem;
}

/* Login Page Specific Dark Mode */
.dark-mode .login-box,
.dark-mode .register-box {
    background-color: var(--theme-card-bg) !important;
}

.dark-mode .login-logo,
.dark-mode .register-logo {
    color: var(--theme-text-primary) !important;
}

.dark-mode .login-logo a,
.dark-mode .register-logo a {
    color: var(--theme-text-primary) !important;
}

.dark-mode .login-card-body,
.dark-mode .register-card-body {
    background-color: var(--theme-card-bg) !important;
    color: var(--theme-text-primary) !important;
}

.dark-mode .login-page,
.dark-mode .register-page {
    background-color: var(--theme-bg-primary) !important;
}

/* API Docs Specific Dark Mode */
.dark-mode #app {
    background-color: var(--theme-bg-primary) !important;
    color: var(--theme-text-primary) !important;
}

/* Bootstrap 5 Specific Dark Mode (for API docs) */
.dark-mode .navbar {
    background-color: var(--theme-navbar-bg) !important;
}

.dark-mode .navbar-brand,
.dark-mode .navbar-nav .nav-link {
    color: var(--theme-navbar-text) !important;
}

.dark-mode .navbar-nav .nav-link:hover {
    color: var(--theme-text-primary) !important;
}

.dark-mode .navbar-toggler {
    border-color: var(--theme-border-color) !important;
}

.dark-mode .navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28229, 231, 235, 0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.dark-mode .btn-outline-light {
    border-color: var(--theme-border-color) !important;
    color: var(--theme-text-primary) !important;
}

.dark-mode .btn-outline-light:hover {
    background-color: var(--theme-bg-tertiary) !important;
    border-color: var(--theme-border-color) !important;
    color: var(--theme-text-primary) !important;
}

/* SMS workflow guide + pipeline trace intro (admin) */
.sms-workflow-guide .sms-workflow-guide-row strong {
    font-size: 0.9rem;
}
.sms-workflow-guide .card-body {
    font-size: 0.875rem;
}
.sms-pipeline-trace-intro code {
    font-size: 0.85em;
}
.dark-mode .sms-pipeline-trace-intro {
    background-color: rgba(23, 162, 184, 0.12) !important;
    border-color: rgba(23, 162, 184, 0.35) !important;
    color: var(--theme-text-primary) !important;
}