/* Dark Theme Customizations for Email Automation Platform */

:root {
    --bs-primary: #0d6efd;
    --bs-secondary: #6c757d;
    --bs-success: #198754;
    --bs-info: #0dcaf0;
    --bs-warning: #ffc107;
    --bs-danger: #dc3545;
    --bs-light: #f8f9fa;
    --bs-dark: #212529;
    
    /* Custom colors */
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --card-bg: #1e1e1e;
    --card-border: rgba(255, 255, 255, 0.125);
    --text-muted: #8e8e93;
    --hover-bg: rgba(255, 255, 255, 0.05);
    --accent-orange: #ff9500;
}

/* Global Styles */
body {
    background-color: #0d1117;
    color: #e6edf3;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

/* Navigation */
.navbar-dark {
    background-color: #161b22 !important;
    border-bottom: 1px solid var(--card-border);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
}

.nav-link {
    border-radius: 0.375rem;
    margin: 0 0.25rem;
    transition: all 0.2s ease;
}

.nav-link:hover {
    background-color: var(--hover-bg);
}

.nav-link.active {
    background-color: var(--bs-primary);
    color: white !important;
}

/* Main Content */
.main-content {
    margin-top: 76px;
    padding: 2rem 0;
    min-height: calc(100vh - 76px);
}

/* Cards */
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.75rem;
    transition: all 0.2s ease;
}

.card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.card-header {
    background-color: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--card-border);
    font-weight: 600;
}

/* Statistics Cards */
.stat-card {
    border: none;
    background: var(--primary-gradient);
    color: white;
    overflow: hidden;
    position: relative;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(30px, -30px);
}

.stat-card.bg-primary {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%) !important;
}

.stat-card.bg-success {
    background: linear-gradient(135deg, #198754 0%, #146c43 100%) !important;
}

.stat-card.bg-danger {
    background: linear-gradient(135deg, #dc3545 0%, #b02a37 100%) !important;
}

.stat-card.bg-warning {
    background: linear-gradient(135deg, #ffc107 0%, #ffca2c 100%) !important;
    color: #000 !important;
}

.stat-card.bg-info {
    background: linear-gradient(135deg, #0dcaf0 0%, #31d2f2 100%) !important;
    color: #000 !important;
}

.stat-card.bg-secondary {
    background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%) !important;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-change {
    font-size: 0.75rem;
    font-weight: 600;
}

.stat-icon {
    width: 2.5rem;
    height: 2.5rem;
    opacity: 0.7;
}

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

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn-primary {
    background: var(--primary-gradient);
    border: none;
}

.btn-outline-light {
    border-color: var(--card-border);
    color: #e6edf3;
}

.btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    color: white;
}

/* Forms */
.form-control, .form-select {
    background-color: #21262d;
    border: 1px solid var(--card-border);
    color: #e6edf3;
    border-radius: 0.5rem;
}

.form-control:focus, .form-select:focus {
    background-color: #21262d;
    border-color: var(--bs-primary);
    color: #e6edf3;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

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

.form-label {
    font-weight: 500;
    color: #f0f6fc;
    margin-bottom: 0.5rem;
}

.form-text {
    color: var(--text-muted);
    font-size: 0.825rem;
}

/* Tables */
.table-dark {
    --bs-table-bg: transparent;
    --bs-table-striped-bg: rgba(255, 255, 255, 0.02);
    --bs-table-hover-bg: rgba(255, 255, 255, 0.05);
    border-color: var(--card-border);
}

.table-dark th {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--card-border);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.table-dark td {
    border-color: var(--card-border);
}

/* Badges */
.badge {
    font-weight: 500;
    border-radius: 0.375rem;
    padding: 0.35em 0.65em;
}

.badge.bg-orange {
    background-color: var(--accent-orange) !important;
    color: white;
}

/* Modals */
.modal-content {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 0.75rem;
}

.modal-header {
    border-bottom: 1px solid var(--card-border);
}

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

/* Alerts */
.alert {
    border-radius: 0.5rem;
    border: 1px solid transparent;
}

.alert-success {
    background-color: rgba(25, 135, 84, 0.1);
    border-color: rgba(25, 135, 84, 0.2);
    color: #75b798;
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    border-color: rgba(220, 53, 69, 0.2);
    color: #ea868f;
}

.alert-info {
    background-color: rgba(13, 202, 240, 0.1);
    border-color: rgba(13, 202, 240, 0.2);
    color: #6edff6;
}

/* Progress Bars */
.progress {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 0.375rem;
    height: 0.5rem;
}

.progress-container {
    position: relative;
    margin-bottom: 0.5rem;
}

.progress-text {
    position: absolute;
    right: 0;
    top: -1.5rem;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Template Cards */
.template-card {
    transition: all 0.3s ease;
}

.template-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.template-preview {
    background-color: rgba(255, 255, 255, 0.02);
    border-radius: 0.375rem;
    padding: 0.75rem;
    font-size: 0.8rem;
    color: var(--text-muted);
    max-height: 100px;
    overflow: hidden;
}

.stat-mini {
    text-align: center;
}

.stat-mini .stat-number {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--bs-primary);
}

.stat-mini .stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* Placeholder Lists */
.placeholder-list {
    max-height: 200px;
    overflow-y: auto;
}

.placeholder-item {
    padding: 0.5rem;
    border: 1px solid var(--card-border);
    border-radius: 0.375rem;
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.placeholder-item:hover {
    background-color: var(--hover-bg);
    border-color: var(--bs-primary);
}

.placeholder-item code {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 0.125rem 0.375rem;
    border-radius: 0.25rem;
    font-size: 0.8rem;
}

.placeholder-item small {
    display: block;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Column Cards */
.column-card {
    padding: 0.75rem;
    border: 1px solid var(--card-border);
    border-radius: 0.375rem;
    background-color: rgba(255, 255, 255, 0.02);
    transition: all 0.2s ease;
}

.column-card:hover {
    background-color: var(--hover-bg);
    border-color: var(--bs-primary);
}

/* Email Cell Styles */
.email-cell .fw-bold {
    color: #f0f6fc;
}

.subject-cell {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.datetime-cell div {
    line-height: 1.2;
}

.condition-display {
    font-size: 0.8rem;
    line-height: 1.4;
}

/* Empty States */
.empty-state {
    padding: 3rem 1rem;
}

.empty-icon {
    margin-bottom: 1.5rem;
}

/* Editor Styles */
.editor-container {
    height: 500px;
}

.CodeMirror {
    height: 100%;
    background-color: #21262d;
    color: #e6edf3;
    border-radius: 0.375rem;
}

.CodeMirror-gutters {
    background-color: #161b22;
    border-right: 1px solid var(--card-border);
}

.CodeMirror-cursor {
    border-left: 1px solid #e6edf3;
}

/* Visual Editor */
.visual-editor {
    background-color: #f8f9fa;
    min-height: 500px;
    padding: 1rem;
}

.email-canvas {
    background-color: white;
    min-height: 400px;
    border-radius: 0.375rem;
    padding: 1rem;
    color: #333;
}

.canvas-placeholder {
    text-align: center;
    padding: 3rem 1rem;
    color: #6c757d;
}

.component-palette {
    background-color: rgba(255, 255, 255, 0.02);
    border-radius: 0.375rem;
    padding: 0.75rem;
}

.component-item {
    padding: 0.75rem;
    border: 1px solid var(--card-border);
    border-radius: 0.375rem;
    margin-bottom: 0.5rem;
    cursor: grab;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    font-size: 0.875rem;
}

.component-item:hover {
    background-color: var(--hover-bg);
    border-color: var(--bs-primary);
}

.component-item:active {
    cursor: grabbing;
}

/* Sticky Elements */
.sticky-card {
    position: sticky;
    top: 100px;
    z-index: 10;
}

/* Preview iframe */
.preview-iframe-container {
    height: 400px;
    border: 1px solid var(--card-border);
    border-radius: 0.375rem;
    overflow: hidden;
}

.preview-iframe {
    width: 100%;
    height: 100%;
    border: none;
    background-color: white;
}

/* Pagination */
.pagination .page-link {
    background-color: var(--card-bg);
    border-color: var(--card-border);
    color: #e6edf3;
}

.pagination .page-link:hover {
    background-color: var(--hover-bg);
    border-color: var(--bs-primary);
    color: white;
}

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

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

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

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

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-content {
        padding: 1rem 0;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .sticky-card {
        position: relative;
        top: auto;
    }
    
    .btn-group-sm .btn {
        padding: 0.125rem 0.25rem;
        font-size: 0.75rem;
    }
}

/* Loading States */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid #fff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    z-index: 1001;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Dark mode specific overrides */
[data-bs-theme="dark"] {
    --bs-body-bg: #0d1117;
    --bs-body-color: #e6edf3;
}