/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

.container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo i {
    font-size: 2rem;
    color: #06b6d4;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

/* Main Content */
.main {
    flex: 1;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #3b82f6 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.025em;
}

.hero p {
    font-size: 1.125rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    line-height: 1.7;
}

/* Upload Container */
.upload-container {
    max-width: 900px;
    margin: 0 auto;
}

.upload-area {
    background: white;
    border: 3px dashed #cbd5e1;
    border-radius: 1rem;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    color: #333;
}

.upload-area:hover {
    border-color: #06b6d4;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.15);
}

.upload-area.dragover {
    border-color: #10b981;
    background-color: #f0fdf4;
}

.upload-icon {
    font-size: 3rem;
    color: #06b6d4;
    margin-bottom: 1rem;
}

.upload-area h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1e293b;
}

.upload-area p {
    color: #64748b;
    margin-bottom: 1rem;
}

.file-limits {
    font-size: 0.875rem;
    color: #94a3b8;
    margin-bottom: 2rem;
}

.upload-btn {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(30, 58, 138, 0.4);
}

/* Progress Section */
.progress-section {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.progress-header h3 {
    color: #1e293b;
    margin-bottom: 1rem;
    font-weight: 600;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #06b6d4, #0891b2);
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 4px;
}

.progress-text {
    color: #64748b;
    font-size: 0.875rem;
}

/* Results Section */
.results-section {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    margin-top: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e2e8f0;
}

.result-header h3 {
    color: #1e293b;
    font-weight: 600;
}

.result-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.result-status.safe {
    color: #059669;
}

.result-status.danger {
    color: #dc2626;
}

.result-status i {
    font-size: 1.25rem;
}

.result-details {
    display: grid;
    gap: 1rem;
    margin-bottom: 2rem;
}

.result-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid #f1f5f9;
}

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

.label {
    font-weight: 500;
    color: #64748b;
}

.value {
    font-weight: 600;
    color: #1e293b;
}

.scan-again-btn {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.scan-again-btn:hover {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    transform: translateY(-1px);
}

/* Detailed Results Styles */
.detailed-results {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.result-section {
    background: #f8fafc;
    border-radius: 0.75rem;
    padding: 1.5rem;
    border: 1px solid #e2e8f0;
}

.result-section h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #e2e8f0;
}

.result-section h4 i {
    color: #06b6d4;
}

.result-grid {
    display: grid;
    gap: 0.75rem;
}

.hash-value {
    font-family: 'Courier New', monospace;
    font-size: 0.875rem;
    background: #f1f5f9;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    word-break: break-all;
}

/* Security Score Styles */
.security-score {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 1rem;
    background: white;
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
}

.score-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    position: relative;
}

.score-circle.excellent {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.score-circle.good {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
}

.score-circle.fair {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

.score-circle.poor {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}

.score-number {
    font-size: 1.5rem;
    line-height: 1;
}

.score-label {
    font-size: 0.75rem;
    opacity: 0.8;
}

.score-details h5 {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.score-details p {
    font-size: 0.875rem;
    color: #64748b;
    margin-bottom: 0.25rem;
}

.risk-level .safe,
.status .safe {
    color: #059669;
    font-weight: 600;
}

.risk-level .warning,
.status .warning {
    color: #f59e0b;
    font-weight: 600;
}

.risk-level .danger,
.status .danger {
    color: #dc2626;
    font-weight: 600;
}

/* Threat Details Styles */
.threat-section {
    background: #fef2f2;
    border-color: #fecaca;
}

.threats-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.threat-item {
    background: white;
    border-radius: 0.5rem;
    padding: 1rem;
    border: 1px solid #fecaca;
}

.threat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.threat-name {
    font-weight: 600;
    color: #dc2626;
    font-family: 'Courier New', monospace;
}

.threat-type {
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.threat-type.malware {
    background: #fef2f2;
    color: #dc2626;
}

.threat-type.trojan {
    background: #fef3c7;
    color: #d97706;
}

.threat-type.virus {
    background: #fef2f2;
    color: #dc2626;
}

.threat-type.spyware {
    background: #f3e8ff;
    color: #7c3aed;
}

.threat-type.ransomware {
    background: #fef2f2;
    color: #dc2626;
}

.threat-description {
    color: #64748b;
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.threat-details {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
}

.threat-severity.critical {
    color: #dc2626;
    font-weight: 600;
}

.threat-severity.high {
    color: #ea580c;
    font-weight: 600;
}

.threat-severity.medium {
    color: #f59e0b;
    font-weight: 600;
}

.threat-severity.low {
    color: #059669;
    font-weight: 600;
}

.threat-location {
    color: #64748b;
    font-family: 'Courier New', monospace;
}

/* Recommendations Styles */
.recommendations-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.recommendation-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.recommendation-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.recommendation-item i {
    color: #06b6d4;
    font-size: 1.25rem;
    margin-top: 0.125rem;
}

.recommendation-content h5 {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.recommendation-content p {
    color: #64748b;
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Features Section */
.features {
    padding: 4rem 0;
    background: #f8fafc;
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    border-radius: 1rem;
    background: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.15);
    border-color: #06b6d4;
}

.feature-icon {
    font-size: 2.5rem;
    color: #06b6d4;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
}

.feature-card p {
    color: #64748b;
    line-height: 1.6;
}

/* About Section */
.about {
    padding: 4rem 0;
    background: white;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.about h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #1e293b;
}

.about p {
    color: #64748b;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

/* Terms of Service Section */
.tos {
    padding: 4rem 0;
    background: #f8fafc;
}

.tos-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
}

.tos h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #1e293b;
    text-align: center;
}

.tos-section {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: white;
    border-radius: 0.5rem;
    border-left: 4px solid #06b6d4;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.tos-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #1e293b;
}

.tos-section p {
    color: #64748b;
    line-height: 1.6;
}

/* Support Section */
.support {
    padding: 4rem 0;
    background: white;
}

.support-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.support h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #1e293b;
    text-align: center;
}

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

.support-card {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.support-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(6, 182, 212, 0.15);
    border-color: #06b6d4;
}

.support-icon {
    font-size: 2.5rem;
    color: #06b6d4;
    margin-bottom: 1rem;
}

.support-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
}

.support-card p {
    color: #64748b;
    margin-bottom: 0.5rem;
}

/* Footer */
.footer {
    background: #0f172a;
    color: white;
    padding: 3rem 0 1rem;
    border-top: 1.5px solid #1e293b;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section {
    flex: 1 1 0;
    min-width: 200px;
    text-align: left;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 1.5rem;
    color: #06b6d4;
}

.footer-logo span {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #f1f5f9;
}

.footer-link-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.footer-link-list a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s;
    padding: 0.2rem 0.5rem;
    border-radius: 0.3rem;
}

.footer-link-list a:hover, .footer-link-list a.active {
    color: #06b6d4;
    background: #1e293b;
}

.footer-section p {
    color: #94a3b8;
    line-height: 1.6;
    font-size: 1rem;
    margin-top: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid #1e293b;
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: #94a3b8;
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav {
        gap: 1rem;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .upload-area {
        padding: 2rem 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .support-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2.5rem;
        text-align: left;
    }
    
    .footer-section {
        min-width: 0;
        text-align: left;
    }
    
    .security-score {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .threat-details {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .header-content,
    .hero-content,
    .about-content,
    .tos-content,
    .support-content {
        padding: 0 1rem;
    }
    
    .upload-area {
        padding: 1.5rem 1rem;
    }
    
    .result-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
    
    .result-section {
        padding: 1rem;
    }
    
    .recommendation-item {
        flex-direction: column;
        text-align: center;
    }
}

/* Make the detailed results even wider */
.wide-results {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

/* Multi-Engine Scan Table Styles */
.multi-engine-table-wrapper {
    overflow-x: auto;
    margin-top: 1rem;
}
.multi-engine-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.98rem;
    background: #fff;
    border-radius: 0.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    margin-bottom: 1rem;
}
.multi-engine-table th, .multi-engine-table td {
    padding: 0.6rem 1rem;
    text-align: left;
    border-bottom: 1px solid #e2e8f0;
}
.multi-engine-table th {
    background: #f8fafc;
    color: #1e293b;
    font-weight: 600;
}
.multi-engine-table tr:last-child td {
    border-bottom: none;
}
.multi-engine-table tr.clean td {
    color: #059669;
}
.multi-engine-table tr.malware td {
    color: #dc2626;
    font-weight: 600;
}
.multi-engine-table tr.suspicious td {
    color: #f59e0b;
    font-weight: 600;
}
.multi-engine-summary {
    margin-bottom: 0.5rem;
    font-size: 1.08rem;
    color: #1e293b;
}
.suspicious-summary {
    color: #f59e0b;
    margin-left: 0.5rem;
    font-weight: 500;
}

.footer-link-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 0.5rem;
}