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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* Header Styles */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: #4a5568;
}

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

.nav-menu a {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #667eea;
}

/* Hero Section */
.hero {
    padding: 4rem 0;
    text-align: center;
    color: #2d3748;
}

.hero h1, .hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* Section Styles */
section {
    padding: 4rem 0;
    margin: 2rem 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

section h3 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #2d3748;
}

/* Grid Layouts */
.info-grid, .security-grid, .tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.info-card, .security-card, .tool-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.info-card:hover, .security-card:hover, .tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.info-card h4, .security-card h4, .tool-card h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2d3748;
    border-bottom: 2px solid #667eea;
    padding-bottom: 0.5rem;
}

.info-content, .security-content {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Loading Animation */
.loading {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #667eea;
    font-style: italic;
}

.loading::before {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Fingerprint Section */
.fingerprint-result {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    margin-top: 2rem;
}

.fingerprint-score {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.score-display {
    font-size: 3rem;
    font-weight: bold;
    color: #667eea;
    margin-top: 1rem;
}

.fingerprint-details {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.details-list {
    margin-top: 1rem;
}

/* Tool Buttons */
.tool-button {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: transform 0.2s;
    margin-bottom: 1rem;
    width: 100%;
}

.tool-button:hover {
    transform: scale(1.05);
}

.tool-result {
    padding: 1rem;
    background: #f7fafc;
    border-radius: 8px;
    border-left: 4px solid #667eea;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    min-height: 60px;
}

/* About Section */
.about-content {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-content ul {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.about-content li {
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background: rgba(45, 55, 72, 0.95);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 2rem;
}

/* Status Indicators */
.status-good {
    color: #48bb78;
    font-weight: bold;
}

.status-warning {
    color: #ed8936;
    font-weight: bold;
}

.status-danger {
    color: #f56565;
    font-weight: bold;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero h1, .hero h2 {
        font-size: 2rem;
    }
    
    .fingerprint-result {
        grid-template-columns: 1fr;
    }
    
    .info-grid, .security-grid, .tools-grid {
        grid-template-columns: 1fr;
    }
}

/* Data Display Styles */
.data-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.data-row:last-child {
    border-bottom: none;
}

.data-label {
    font-weight: 600;
    color: #4a5568;
}

.data-value {
    color: #2d3748;
    font-family: 'Courier New', monospace;
}

/* Progress Bars */
.progress-bar {
    width: 100%;
    height: 20px;
    background: #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    margin: 0.5rem 0;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(45deg, #667eea, #764ba2);
    transition: width 0.3s ease;
}