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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    background: #2c3e50;
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    font-size: 1.5rem;
}

.header nav a {
    color: white;
    text-decoration: none;
    margin-left: 20px;
    opacity: 0.9;
}

.header nav a:hover {
    opacity: 1;
}

.card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 20px;
    margin-bottom: 20px;
}

.card h2 {
    margin-bottom: 15px;
    color: #2c3e50;
    border-bottom: 2px solid #3498db;
    padding-bottom: 10px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #555;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: normal;
}

.checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s;
}

.btn-primary {
    background: #3498db;
    color: white;
}

.btn-primary:hover {
    background: #2980b9;
}

.btn-success {
    background: #27ae60;
    color: white;
}

.btn-success:hover {
    background: #219a52;
}

.btn-danger {
    background: #e74c3c;
    color: white;
}

.btn-danger:hover {
    background: #c0392b;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-secondary:hover {
    background: #7f8c8d;
}

.btn-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.comment-list {
    list-style: none;
}

.comment-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    background: #f8f9fa;
    border-radius: 6px;
    margin-bottom: 10px;
    border: 1px solid #eee;
}

.comment-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-top: 3px;
    flex-shrink: 0;
}

.comment-item .comment-text {
    flex: 1;
}

.translated-comment {
    background: #e8f5e9;
    border-color: #c8e6c9;
}

.flash {
    padding: 12px 15px;
    border-radius: 4px;
    margin-bottom: 15px;
}

.flash.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.flash.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.login-container {
    max-width: 400px;
    margin: 100px auto;
}

.login-container .card {
    padding: 30px;
}

.login-container h1 {
    text-align: center;
    margin-bottom: 25px;
    color: #2c3e50;
}

.post-display {
    background: #fff3cd;
    border: 1px solid #ffc107;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 15px;
}

.post-display h3 {
    margin-bottom: 10px;
    color: #856404;
}

.url-display {
    background: #e7f3ff;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 15px;
    word-break: break-all;
}

.settings-section {
    margin-bottom: 30px;
}

.settings-section h3 {
    margin-bottom: 15px;
    color: #2c3e50;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.table th {
    background: #f8f9fa;
    font-weight: 600;
}

.table tr:hover {
    background: #f5f5f5;
}

.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-admin {
    background: #e74c3c;
    color: white;
}

.badge-user {
    background: #3498db;
    color: white;
}

.inline-form {
    display: flex;
    gap: 10px;
    align-items: flex-end;
}

.inline-form .form-group {
    margin-bottom: 0;
    flex: 1;
}

.saved-count {
    background: #27ae60;
    color: white;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 14px;
}

.action-bar {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.action-bar select,
.action-bar input {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.regenerate-section {
    background: #fff8e1;
    padding: 15px;
    border-radius: 6px;
    margin-top: 20px;
}

.regenerate-section h4 {
    margin-bottom: 10px;
}

.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.loading-overlay.active {
    display: flex;
}

.loading-content {
    background: white;
    padding: 30px 50px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

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

.loading-text {
    font-size: 16px;
    color: #333;
    margin-bottom: 5px;
}

.loading-subtext {
    font-size: 13px;
    color: #666;
}

.btn.loading {
    opacity: 0.7;
    pointer-events: none;
}

@media (max-width: 768px) {
    .grid {
        grid-template-columns: 1fr;
    }
    
    .header {
        flex-direction: column;
        gap: 10px;
    }
    
    .inline-form {
        flex-direction: column;
    }
    
    .action-bar {
        flex-direction: column;
        align-items: stretch;
    }
}