/* =================================================================
   Enhanced Scheduled Messages CSS - تنسيقات الرسائل المجدولة المحسنة
   ================================================================= */

/* ===============================
   Variables and Base Styles
   =============================== */

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    
    --card-bg: #ffffff;
    --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --card-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
    
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #868e96;
    
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

/* ===============================
   Layout and Grid
   =============================== */

.scheduled-messages-container {
    padding: var(--spacing-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.scheduled-messages-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.scheduled-messages-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.scheduled-messages-controls {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
}

.scheduled-messages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

/* ===============================
   Enhanced Cards
   =============================== */

.scheduled-message-card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
}

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

.scheduled-message-card.inactive {
    opacity: 0.7;
    filter: grayscale(0.3);
}

.scheduled-message-card.selected {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

/* Card Header */
.card-header {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.card-title {
    flex: 1;
    margin-right: var(--spacing-sm);
}

.card-title h4 {
    margin: var(--spacing-xs) 0 0 0;
    font-size: 1rem;
    line-height: 1.4;
    color: var(--text-primary);
    font-weight: 500;
}

.message-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.message-checkbox {
    margin: 0;
    transform: scale(1.1);
}

.card-actions {
    display: flex;
    gap: var(--spacing-xs);
    align-items: flex-start;
}

/* ===============================
   Badges and Status Indicators
   =============================== */

.schedule-badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.schedule-badge.once {
    background: linear-gradient(135deg, #e91e63, #ad1457);
    color: white;
}

.schedule-badge.daily {
    background: linear-gradient(135deg, #2196f3, #1565c0);
    color: white;
}

.schedule-badge.weekly {
    background: linear-gradient(135deg, #ff9800, #ef6c00);
    color: white;
}

.schedule-badge.monthly {
    background: linear-gradient(135deg, #4caf50, #2e7d32);
    color: white;
}

.priority-badge {
    display: inline-block;
    padding: 0.15rem 0.4rem;
    border-radius: 8px;
    font-size: 0.7rem;
    font-weight: 500;
}

.priority-badge.high {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(220, 53, 69, 0.2);
}

.priority-badge.low {
    background: rgba(108, 117, 125, 0.1);
    color: var(--secondary-color);
    border: 1px solid rgba(108, 117, 125, 0.2);
}

.status-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 500;
    gap: 0.25rem;
}

.status-badge.active {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.status-badge.inactive {
    background: rgba(108, 117, 125, 0.1);
    color: var(--secondary-color);
}

.status-badge.scheduled {
    background: rgba(0, 123, 255, 0.1);
    color: var(--primary-color);
}

.status-badge.due {
    background: rgba(255, 193, 7, 0.1);
    color: var(--warning-color);
    animation: pulse 2s infinite;
}

.status-badge.completed {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.status-badge.expired {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
}

/* ===============================
   Card Body Content
   =============================== */

.card-body {
    padding: var(--spacing-md);
}

.countdown-container {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 123, 255, 0.05);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.countdown-display {
    margin-top: var(--spacing-xs);
    font-weight: 600;
}

.countdown-timer {
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    font-weight: bold;
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: white;
    padding: 0.3rem 0.6rem;
    border-radius: 6px;
    display: inline-block;
    box-shadow: 0 2px 4px rgba(0, 123, 255, 0.3);
}

.status-due {
    color: var(--warning-color);
    font-weight: bold;
    animation: pulse 1.5s infinite;
}

/* Message Groups */
.message-groups {
    margin-bottom: var(--spacing-md);
}

.groups-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.group-badge {
    background: linear-gradient(135deg, var(--secondary-color), #495057);
    color: white;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.group-badge.more {
    background: linear-gradient(135deg, var(--info-color), #117a8b);
}

/* Message Text */
.message-text {
    margin-bottom: var(--spacing-md);
}

.message-text p {
    margin: var(--spacing-xs) 0 0 0;
    line-height: 1.5;
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.02);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.expand-text {
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 0.8rem;
    padding: 0;
    margin-top: var(--spacing-xs);
    cursor: pointer;
    text-decoration: underline;
}

.expand-text:hover {
    color: #0056b3;
}

/* Message Tags */
.message-tags {
    margin-bottom: var(--spacing-md);
}

.tag-badge {
    display: inline-block;
    background: rgba(23, 162, 184, 0.1);
    color: var(--info-color);
    padding: 0.15rem 0.4rem;
    border-radius: 8px;
    font-size: 0.7rem;
    margin-right: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
    border: 1px solid rgba(23, 162, 184, 0.2);
}

/* Message Meta */
.message-meta {
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

/* ===============================
   Buttons and Controls
   =============================== */

.btn {
    padding: 0.375rem 0.75rem;
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn:active {
    transform: translateY(0);
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: white;
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0056b3, #004085);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), #1e7e34);
    color: white;
    border-color: var(--success-color);
}

.btn-success:hover {
    background: linear-gradient(135deg, #1e7e34, #155724);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color), #545b62);
    color: white;
    border-color: var(--secondary-color);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #545b62, #383d41);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #c82333);
    color: white;
    border-color: var(--danger-color);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #c82333, #bd2130);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #e0a800);
    color: #212529;
    border-color: var(--warning-color);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #e0a800, #d39e00);
}

.btn-link {
    background: none;
    border: none;
    color: var(--primary-color);
    text-decoration: underline;
}

.btn-link:hover {
    color: #0056b3;
    text-decoration: none;
}

/* ===============================
   Search and Filter Controls
   =============================== */

.controls-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.controls-section .row {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-wrap: wrap;
}

.controls-section .col-md-6,
.controls-section .col-md-3 {
    flex: 1;
    min-width: 150px;
}

.controls-section .col-md-6 {
    flex: 2;
}

.search-filter-container {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    align-items: center;
}

.search-input {
    flex: 1;
    min-width: 250px;
    padding: 0.5rem 1rem;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    transition: var(--transition);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.filter-select {
    padding: 0.5rem 1rem;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    background: white;
    cursor: pointer;
    transition: var(--transition);
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

/* ===============================
   Bulk Operations
   =============================== */

.bulk-operations {
    display: none;
    background: rgba(0, 123, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(0, 123, 255, 0.1);
}

.bulk-operations.show {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.bulk-info {
    font-weight: 500;
    color: var(--primary-color);
}

.bulk-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* ===============================
   Statistics Dashboard
   =============================== */

.stats-section {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-card {
    background: var(--card-bg);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

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

.stat-card h4 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: 0;
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

/* ===============================
   Modal Enhancements
   =============================== */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}

.modal.show {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
}

/* ===============================
   Form Enhancements
   =============================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-primary);
}

.form-control {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-control[multiple] {
    height: 150px;
}

.form-text {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

/* ===============================
   Empty State
   =============================== */

.empty-state {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    border: 2px dashed rgba(0, 0, 0, 0.1);
}

.empty-state-icon {
    font-size: 4rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-lg);
    opacity: 0.5;
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.empty-state-description {
    color: var(--text-muted);
    margin-bottom: var(--spacing-lg);
}

/* ===============================
   Toast Notifications
   =============================== */

.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1100;
    max-width: 350px;
}

.toast {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    animation: toastSlideIn 0.3s ease;
}

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

.toast-header {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 0, 0, 0.02);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.toast-body {
    padding: var(--spacing-md);
}

.toast.success .toast-header {
    color: var(--success-color);
    background: rgba(40, 167, 69, 0.05);
}

.toast.error .toast-header {
    color: var(--danger-color);
    background: rgba(220, 53, 69, 0.05);
}

.toast.warning .toast-header {
    color: var(--warning-color);
    background: rgba(255, 193, 7, 0.05);
}

.toast.info .toast-header {
    color: var(--info-color);
    background: rgba(23, 162, 184, 0.05);
}

.btn-close {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0.5;
    margin-left: auto;
}

.btn-close:hover {
    opacity: 1;
}

/* ===============================
   Loading States
   =============================== */

.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
    z-index: 10;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 123, 255, 0.1);
    border-left-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

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

/* ===============================
   Responsive Design
   =============================== */

@media (max-width: 768px) {
    .scheduled-messages-container {
        padding: var(--spacing-md);
    }
    
    .scheduled-messages-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .scheduled-messages-controls {
        justify-content: center;
    }
    
    .scheduled-messages-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .search-filter-container {
        flex-direction: column;
    }
    
    .search-input {
        min-width: auto;
    }
    
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .bulk-operations.show {
        flex-direction: column;
        align-items: stretch;
    }
    
    .bulk-actions {
        justify-content: center;
    }
    
    .card-header {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .card-actions {
        align-self: flex-end;
    }
    
    .modal-content {
        width: 95%;
        margin: var(--spacing-md);
    }
    
    .toast-container {
        left: 10px;
        right: 10px;
        max-width: none;
    }
}

@media (max-width: 480px) {
    .stats-container {
        grid-template-columns: 1fr;
    }
    
    .groups-list {
        flex-direction: column;
    }
    
    .card-actions {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .btn {
        font-size: 0.8rem;
        padding: 0.3rem 0.6rem;
    }
}

/* ===============================
   Dark Mode Support
   =============================== */

@media (prefers-color-scheme: dark) {
    :root {
        --card-bg: #2d3748;
        --text-primary: #e2e8f0;
        --text-secondary: #a0aec0;
        --text-muted: #718096;
    }
    
    .scheduled-message-card {
        background: var(--card-bg);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .card-header {
        background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
    }
    
    .form-control {
        background: var(--card-bg);
        border-color: rgba(255, 255, 255, 0.1);
        color: var(--text-primary);
    }
    
    .modal-content {
        background: var(--card-bg);
    }
    
    .toast {
        background: var(--card-bg);
    }
}

/* ===============================
   Print Styles
   =============================== */

@media print {
    .scheduled-messages-controls,
    .card-actions,
    .bulk-operations,
    .toast-container {
        display: none !important;
    }
    
    .scheduled-message-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    .scheduled-messages-grid {
        grid-template-columns: 1fr;
    }
}