/* Dashboard Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4a90e2;
    --secondary-color: #7b68ee;
    --success-color: #50c878;
    --danger-color: #ff6b6b;
    --warning-color: #ffa500;
    --bg-color: #f5f7fa;
    --sidebar-bg: #2c3e50;
    --card-bg: #ffffff;
    --text-primary: #333333;
    --text-secondary: #666666;
    --border-color: #e0e0e0;
    --hover-color: #f0f0f0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

.dashboard-container {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

/* Sidebar Styles */
.sidebar {
    width: 250px;
    background-color: var(--sidebar-bg);
    color: white;
    display: flex;
    flex-direction: column;
    transition: width 0.3s ease;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h1 {
    font-size: 24px;
    margin-bottom: 5px;
}

.sidebar-header p {
    font-size: 14px;
    opacity: 0.8;
}

.sidebar-nav {
    flex: 1;
    padding: 20px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

.nav-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.nav-item.active {
    background-color: var(--primary-color);
    color: white;
}

.nav-item .icon {
    font-size: 20px;
    margin-right: 12px;
    width: 24px;
    text-align: center;
}

.nav-item .label {
    flex: 1;
}

.nav-item .badge {
    background-color: var(--danger-color);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.connection-status {
    display: flex;
    align-items: center;
    font-size: 14px;
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success-color);
    margin-right: 8px;
    animation: pulse 2s infinite;
}

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

/* Main Content Styles */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.content-header {
    background-color: white;
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-left h2 {
    font-size: 28px;
    margin-bottom: 5px;
}

.header-stats {
    font-size: 14px;
    color: var(--text-secondary);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.search-box {
    display: flex;
    align-items: center;
    background-color: var(--bg-color);
    border-radius: 20px;
    padding: 8px 15px;
}

.search-box input {
    border: none;
    background: none;
    outline: none;
    padding: 0 10px;
    width: 250px;
    font-size: 14px;
}

.search-btn, .refresh-btn {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

.search-btn:hover, .refresh-btn:hover {
    background-color: var(--hover-color);
}

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

.refresh-btn:hover {
    background-color: #3a7bc8;
}

/* View Sections */
.view-section {
    display: none;
    flex: 1;
    overflow-y: auto;
    padding: 20px 30px;
}

.view-section.active {
    display: block;
}

/* Inbox View Styles */
.inbox-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding: 15px;
    background-color: white;
    border-radius: 8px;
}

.filter-buttons {
    display: flex;
    gap: 10px;
}

.filter-btn {
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    background-color: white;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.filter-btn:hover {
    background-color: var(--hover-color);
}

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

.sort-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sort-controls label {
    font-size: 14px;
    color: var(--text-secondary);
}

.sort-controls select {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: white;
    cursor: pointer;
    font-size: 14px;
}

/* Email List */
.email-list {
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
}

.email-item {
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s ease;
}

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

.email-item.unread {
    background-color: #f8f9fa;
    font-weight: 600;
}

.email-checkbox {
    margin-right: 15px;
}

.email-star {
    font-size: 20px;
    margin-right: 15px;
    cursor: pointer;
    color: #ccc;
}

.email-star.starred {
    color: #ffa500;
}

.email-sender {
    min-width: 150px;
    font-weight: 500;
}

.email-subject {
    flex: 1;
    color: var(--text-primary);
}

.email-preview {
    color: var(--text-secondary);
    font-size: 14px;
    margin-left: 5px;
}

.email-categories {
    display: flex;
    gap: 5px;
    margin: 0 15px;
}

.category-tag {
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.category-work { background-color: #e3f2fd; color: #1976d2; }
.category-personal { background-color: #f3e5f5; color: #7b1fa2; }
.category-important { background-color: #ffebee; color: #c62828; }
.category-promotional { background-color: #fff3e0; color: #ef6c00; }

.email-time {
    min-width: 80px;
    text-align: right;
    color: var(--text-secondary);
    font-size: 13px;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background-color: white;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    flex: 1;
    font-size: 20px;
}

.close-btn {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 32px;
    height: 32px;
    line-height: 32px;
}

.close-btn:hover {
    color: var(--text-primary);
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.email-meta {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.meta-row {
    display: flex;
    margin-bottom: 10px;
    font-size: 14px;
}

.meta-row strong {
    min-width: 80px;
    color: var(--text-secondary);
}

.email-body {
    line-height: 1.8;
    color: var(--text-primary);
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 10px;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: 1px solid var(--border-color);
    background-color: white;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
}

.btn:hover {
    background-color: var(--hover-color);
}

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

.btn-primary:hover {
    background-color: #3a7bc8;
}

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

.btn-danger:hover {
    background-color: #e55555;
}

/* Analytics View Styles */
.analytics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background-color: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.stat-card h3 {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-weight: 500;
}

.stat-value {
    font-size: 36px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.stat-change {
    font-size: 13px;
    color: var(--success-color);
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}

.chart-card {
    background-color: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.chart-card h3 {
    font-size: 18px;
    margin-bottom: 20px;
}

/* Filters and Templates Views */
.filters-header, .responses-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.filters-list, .templates-list {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
}

.filter-item, .template-item {
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.filter-item:last-child, .template-item:last-child {
    border-bottom: none;
}

/* Settings View */
.settings-container {
    max-width: 800px;
}

.settings-section {
    background-color: white;
    padding: 25px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.settings-section h3 {
    font-size: 20px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
}

.form-group input[type="range"] {
    width: calc(100% - 60px);
    margin-right: 10px;
}

.form-group.checkbox {
    display: flex;
    align-items: center;
}

.form-group.checkbox input {
    margin-right: 10px;
    width: auto;
}

.form-group.checkbox label {
    margin-bottom: 0;
}

.range-value {
    display: inline-block;
    min-width: 45px;
    font-weight: 600;
}

/* Loading Spinner */
.loading-spinner {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .sidebar {
        width: 70px;
    }
    
    .sidebar-header p,
    .nav-item .label,
    .sidebar-footer .status-text {
        display: none;
    }
    
    .sidebar-header h1 {
        font-size: 20px;
    }
    
    .search-box input {
        width: 150px;
    }
    
    .inbox-controls {
        flex-direction: column;
        gap: 15px;
    }
    
    .analytics-grid,
    .charts-grid {
        grid-template-columns: 1fr;
    }
}