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

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #8b5cf6;
    --secondary: #64748b;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #06b6d4;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --cumahost: #7c3aed;
    --cumahost-light: #8b5cf6;
    --cumahost-dark: #6d28d9;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    --radius: 12px;
    --radius-lg: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    line-height: 1.6;
    color: var(--gray-800);
}

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

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    box-shadow: var(--shadow);
}

.header-text h1 {
    font-size: 2.5em;
    font-weight: 700;
    background: linear-gradient(135deg, white, #e2e8f0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
}

.subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1em;
}

.header-badge .badge {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 8px 16px;
    border-radius: 20px;
    color: white;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Cards */
.card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 30px;
    margin-bottom: 25px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

.search-card {
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    border-left: 4px solid var(--primary);
}

.health-card {
    border-left: 4px solid var(--info);
}

.migration-card {
    border-left: 4px solid var(--success);
}

.features-card {
    background: linear-gradient(135deg, #f8fafc, #ffffff);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.card-header i {
    font-size: 1.5em;
    color: var(--primary);
    width: 30px;
}

.card-header h2 {
    color: var(--gray-800);
    font-size: 1.5em;
    font-weight: 600;
}

/* Search */
.search-container {
    margin-bottom: 10px;
}

.search-group {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.input-wrapper {
    flex: 1;
    position: relative;
}

.input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    z-index: 2;
}

.search-input {
    width: 100%;
    padding: 15px 15px 15px 45px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 16px;
    transition: all 0.3s;
    background: white;
    font-family: inherit;
}

.search-input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.quick-tips {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--info);
    color: white;
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 0.9em;
}

.quick-tips i {
    font-size: 1.1em;
}

/* Buttons */
.btn {
    padding: 15px 30px;
    border: none;
    border-radius: var(--radius);
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-family: inherit;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 10px;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--gray-100);
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
    transition: transform 0.3s;
}

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

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2em;
    color: white;
}

.stat-icon.primary { background: var(--primary); }
.stat-icon.success { background: var(--success); }
.stat-icon.warning { background: var(--warning); }
.stat-icon.info { background: var(--info); }

.stat-info {
    flex: 1;
}

.stat-label {
    font-size: 0.9em;
    color: var(--gray-600);
    font-weight: 500;
    margin-bottom: 5px;
}

.stat-value {
    font-size: 1.1em;
    font-weight: 600;
    color: var(--gray-800);
    font-family: 'Courier New', monospace;
}

/* Health Score Styles */
.health-container {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.health-score-main {
    display: flex;
    align-items: center;
    gap: 30px;
    padding: 25px;
    background: linear-gradient(135deg, var(--gray-50), white);
    border-radius: var(--radius-lg);
    border: 2px solid var(--gray-200);
}

.score-circle {
    position: relative;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.score-circle.excellent {
    background: conic-gradient(var(--success) 0% var(--score-percent), var(--gray-200) var(--score-percent) 100%);
}

.score-circle.good {
    background: conic-gradient(var(--warning) 0% var(--score-percent), var(--gray-200) var(--score-percent) 100%);
}

.score-circle.fair {
    background: conic-gradient(var(--warning) 0% var(--score-percent), var(--gray-200) var(--score-percent) 100%);
}

.score-circle.poor {
    background: conic-gradient(var(--error) 0% var(--score-percent), var(--gray-200) var(--score-percent) 100%);
}

.score-circle::before {
    content: '';
    position: absolute;
    width: 100px;
    height: 100px;
    background: white;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.score-circle .score {
    position: relative;
    z-index: 2;
    font-size: 2.2em;
    font-weight: 800;
}

.score-circle .label {
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.8em;
    color: var(--gray-600);
    white-space: nowrap;
}

.health-details {
    flex: 1;
}

.health-category {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9em;
    margin-bottom: 10px;
}

.health-category.excellent { background: var(--success); color: white; }
.health-category.good { background: var(--warning); color: white; }
.health-category.fair { background: var(--warning); color: white; }
.health-category.poor { background: var(--error); color: white; }

.health-description {
    color: var(--gray-600);
    margin-bottom: 15px;
    line-height: 1.5;
}

.health-breakdown {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.breakdown-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--gray-50);
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
}

.breakdown-item .label {
    font-weight: 500;
    color: var(--gray-700);
}

.breakdown-item .score {
    font-weight: 700;
    font-family: 'Courier New', monospace;
}

.health-recommendations {
    padding: 20px;
    background: var(--gray-50);
    border-radius: var(--radius);
    border-left: 4px solid var(--info);
}

.recommendations-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.recommendation-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
}

.recommendation-item.critical i { color: var(--error); }
.recommendation-item.warning i { color: var(--warning); }
.recommendation-item.info i { color: var(--info); }
.recommendation-item.success i { color: var(--success); }

.recommendation-item span {
    flex: 1;
    font-size: 0.9em;
    line-height: 1.4;
}

/* DNS Sections */
.dns-section {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-200);
}

.dns-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.dns-section h3 {
    color: var(--gray-700);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1em;
    font-weight: 600;
}

.records-container {
    background: var(--gray-100);
    border-radius: var(--radius);
    padding: 20px;
    min-height: 60px;
}

.record-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-200);
}

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

.record-item i {
    color: var(--success);
    width: 16px;
}

.record-value {
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--gray-700);
    word-break: break-all;
}

/* Loading States */
.loading-placeholder {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray-500);
    font-style: italic;
}

.loading-placeholder i {
    color: var(--primary);
}

/* Migration Layout Styles */
.migration-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 30px;
}

.migration-col h3 {
    color: var(--gray-700);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2em;
    font-weight: 600;
}

/* Technical Tips */
.tech-tips-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.tech-tip {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 15px;
    background: white;
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s;
}

.tech-tip:hover {
    transform: translateX(5px);
}

.tech-tip.success { border-left-color: var(--success); }
.tech-tip.warning { border-left-color: var(--warning); }
.tech-tip.info { border-left-color: var(--info); }
.tech-tip.primary { border-left-color: var(--primary); }

.tech-tip i {
    font-size: 1.2em;
    margin-top: 2px;
    flex-shrink: 0;
}

.tech-tip.success i { color: var(--success); }
.tech-tip.warning i { color: var(--warning); }
.tech-tip.info i { color: var(--info); }
.tech-tip.primary i { color: var(--primary); }

.tech-tip div {
    flex: 1;
}

.tech-tip strong {
    display: block;
    color: var(--gray-800);
    margin-bottom: 4px;
    font-size: 0.95em;
}

.tech-tip span {
    color: var(--gray-600);
    font-size: 0.85em;
    line-height: 1.4;
}

/* Benefits List */
.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 15px;
    background: white;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    transition: all 0.3s;
}

.benefit-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--primary);
}

.benefit-item i {
    width: 20px;
    color: var(--primary);
    margin-top: 2px;
    flex-shrink: 0;
}

.benefit-item div {
    flex: 1;
}

.benefit-item strong {
    display: block;
    color: var(--gray-800);
    margin-bottom: 4px;
    font-size: 0.95em;
}

.benefit-item span {
    color: var(--gray-600);
    font-size: 0.85em;
    line-height: 1.4;
}

/* CTA Section */
.cta-section {
    margin-top: 30px;
    padding-top: 30px;
    border-top: 2px dashed var(--gray-300);
}

.cta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.cta-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px;
    border-radius: var(--radius-lg);
    background: white;
    border: 2px solid var(--gray-200);
    transition: all 0.3s;
}

.cta-card.primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: var(--primary);
    color: white;
}

.cta-card.secondary {
    background: linear-gradient(135deg, #f8fafc, #ffffff);
    border-color: var(--gray-300);
}

.cta-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.cta-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5em;
    flex-shrink: 0;
}

.cta-card.primary .cta-icon {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

.cta-card.secondary .cta-icon {
    background: var(--primary);
    color: white;
}

.cta-content {
    flex: 1;
}

.cta-content h3 {
    font-size: 1.3em;
    font-weight: 700;
    margin-bottom: 8px;
}

.cta-card.primary .cta-content h3 {
    color: white;
}

.cta-card.secondary .cta-content h3 {
    color: var(--gray-800);
}

.cta-content p {
    margin-bottom: 15px;
    line-height: 1.5;
}

.cta-card.primary .cta-content p {
    opacity: 0.9;
}

.cta-card.secondary .cta-content p {
    color: var(--gray-600);
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: white;
    color: var(--primary);
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
    font-size: 0.9em;
}

.cta-card.primary .cta-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.cta-card.primary .cta-btn:hover {
    background: white;
    color: var(--primary);
    transform: translateY(-2px);
}

.cta-btn.outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.cta-btn.outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* Support Note */
.support-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px;
    background: var(--gray-100);
    border-radius: var(--radius);
    color: var(--gray-600);
    font-size: 0.9em;
}

.support-note i {
    color: var(--info);
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.feature {
    text-align: center;
    padding: 25px 20px;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: all 0.3s;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    color: white;
    font-size: 1.5em;
}

.feature h3 {
    color: var(--gray-800);
    margin-bottom: 10px;
    font-weight: 600;
}

.feature p {
    color: var(--gray-600);
    font-size: 0.9em;
    line-height: 1.5;
}

/* Footer */
.footer {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: white;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.footer-brand strong {
    font-size: 1.1em;
}

.footer-brand span {
    opacity: 0.8;
    font-size: 0.9em;
}

.footer-info {
    display: flex;
    align-items: center;
    gap: 15px;
    opacity: 0.8;
    font-size: 0.9em;
}

.version {
    background: rgba(255, 255, 255, 0.2);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.8em;
}

/* Text Colors */
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-error { color: var(--error); }
.text-info { color: var(--info); }
.text-cumahost {
    color: var(--cumahost);
    font-weight: 700;
    background: linear-gradient(135deg, var(--cumahost), var(--cumahost-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.results-container {
    animation: fadeIn 0.5s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    .header {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .logo-container {
        justify-content: center;
    }
    
    .header-text h1 {
        font-size: 2em;
    }
    
    .search-group {
        flex-direction: column;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .health-score-main {
        flex-direction: column;
        text-align: center;
        gap: 20px;
    }
    
    .health-breakdown {
        grid-template-columns: 1fr;
    }
    
    .migration-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .cta-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .card {
        padding: 20px;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }
    
    .header-text h1 {
        font-size: 1.8em;
    }
    
    .card-header {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .dns-section h3 {
        font-size: 1em;
    }
    
    .record-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .cta-card {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    
    .tech-tip, .benefit-item {
        padding: 12px;
    }
    
    .score-circle {
        width: 100px;
        height: 100px;
    }
    
    .score-circle .score {
        font-size: 1.8em;
    }
}