/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* Content sections */
.content-section {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 2rem;
    margin: 2rem 0;
}

.content-section h1 {
    color: #333;
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.last-updated {
    color: #6c757d;
    font-style: italic;
    margin-bottom: 2rem;
    font-size: 0.9rem;
}

.policy-content {
    max-width: 800px;
    margin: 0 auto;
}

.policy-content section {
    margin-bottom: 2rem;
}

.policy-content h2 {
    color: #495057;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
    border-bottom: 2px solid #e9ecef;
    padding-bottom: 0.5rem;
}

.policy-content h3 {
    color: #495057;
    font-size: 1.2rem;
    margin: 1.5rem 0 0.5rem 0;
    font-weight: 600;
}

.policy-content p {
    margin-bottom: 1rem;
    color: #495057;
    line-height: 1.7;
}

.policy-content ul {
    margin: 1rem 0 1rem 2rem;
}

.policy-content li {
    margin-bottom: 0.5rem;
    color: #495057;
    line-height: 1.6;
}

.policy-content strong {
    color: #333;
    font-weight: 600;
}

.policy-content a {
    color: #007bff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.policy-content a:hover {
    color: #0056b3;
    text-decoration: underline;
}

/* Header */
.header {
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo-img {
    height: 40px;
    width: auto;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #007bff;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Main content */
.main {
    min-height: calc(100vh - 200px);
    padding: 2rem 0;
}

/* Search bar */
.search-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 3rem 0;
    text-align: center;
    color: white;
}

.search-container {
    max-width: 600px;
    margin: 0 auto;
}

.search-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.search-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.search-form {
    display: flex;
    gap: 1rem;
    max-width: 500px;
    margin: 0 auto;
}

.search-input {
    flex: 1;
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    outline: none;
}

.search-button {
    padding: 1rem 2rem;
    background: #28a745;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
}

.search-button:hover {
    background: #218838;
}

/* Three column layout */
.columns-section {
    padding: 3rem 0;
}

.columns-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.column {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.column-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #333;
    border-bottom: 2px solid #007bff;
    padding-bottom: 0.5rem;
}

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

.domain-item {
    padding: 0.75rem 0;
    border-bottom: 1px solid #eee;
}

.domain-item:last-child {
    border-bottom: none;
}

.domain-link {
    text-decoration: none;
    color: #007bff;
    font-weight: 500;
    transition: color 0.3s ease;
}

.domain-link:hover {
    color: #0056b3;
}

/* Domain details page */
.domain-details {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.domain-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #007bff;
}

.domain-name {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 0.5rem;
}

.domain-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.stat-item {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid #007bff;
}

.stat-label {
    font-weight: 600;
    color: #666;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.stat-value {
    font-size: 1.1rem;
    color: #333;
    font-weight: 500;
}

/* Status classes */
.status-success { color: #28a745; }
.status-redirect { color: #ffc107; }
.status-client-error { color: #dc3545; }
.status-server-error { color: #dc3545; }
.status-unknown { color: #6c757d; }

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin: 2rem 0;
}

.page-link {
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: #007bff;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.page-link:hover {
    background: #007bff;
    color: white;
    border-color: #007bff;
}

.page-link.active {
    background: #007bff;
    color: white;
    border-color: #007bff;
}

/* Alphabet navigation */
.alphabet-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin: 1rem 0;
}

.alphabet-nav a {
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: #007bff;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.alphabet-nav a:hover {
    background: #007bff;
    color: white;
    border-color: #007bff;
}

.alphabet-nav a.has-domains {
    background: #e3f2fd;
    border-color: #007bff;
}

.alphabet-nav a.no-domains {
    color: #6c757d;
    border-color: #dee2e6;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 2rem 0 1rem;
    margin-top: 3rem;
}

.footer-nav {
    text-align: center;
    margin-bottom: 2rem;
}

.footer-nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.footer-nav-link {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-nav-link:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid #555;
    color: #ccc;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #333;
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-button {
    background: #007bff;
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
}

.form-button:hover {
    background: #0056b3;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
}

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

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

.alert-warning {
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

/* Loading indicator */
.loading {
    text-align: center;
    padding: 2rem;
    color: #666;
}

.loading::after {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #ddd;
    border-radius: 50%;
    border-top-color: #007bff;
    animation: spin 1s ease-in-out infinite;
    margin-left: 0.5rem;
}

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

/* Responsive design */
@media (max-width: 768px) {
    .nav-list {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .columns-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-nav {
        margin-bottom: 1rem;
    }
    
    .footer-nav-list {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .domain-stats {
        grid-template-columns: 1fr;
    }
    
    .domain-name {
        font-size: 2rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}