:root {
    /* Color Palette */
    --color-bg-primary: #0a0e1a;
    --color-bg-secondary: #111827;
    --color-bg-glass: rgba(17, 24, 39, 0.7);
    --color-accent-primary: #3b82f6;
    --color-accent-secondary: #8b5cf6;
    --color-accent-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --color-text-primary: #f9fafb;
    --color-text-secondary: #9ca3af;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-info: #3b82f6;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radiaradient(circle at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    \n background: var(--color-bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease-in-out;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-content {
    text-align: center;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-left-color: var(--color-accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

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

.loading-text {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

/* Header */
.header {
    padding: var(--spacing-md) 0;
    background: var(--color-bg-primary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--color-accent-primary);
}

/* Hero Section */
.hero {
    padding: var(--spacing-xl) 0;
    background: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
}

.hero-content {
    text-align: center;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xl);
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ip-hero {
    max-width: 800px;
    margin: 0 auto;
}

.ip-main-display {
    background: var(--color-bg-glass);
    backdrop-filter: blur(20px);
    border: 2px solid rgba(59, 130, 246, 0.3);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
    box-shadow: 0 0 40px rgba(59, 130, 246, 0.2);
}

.ip-main-value {
    font-size: 3rem;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
}

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

.location-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.location-item:hover {
    transform: translateY(-2px);
    border-color: rgba(59, 130, 246, 0.5);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
}

.location-icon {
    width: 40px;
    height: 40px;
    color: var(--color-accent-primary);
    flex-shrink: 0;
}

.location-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.location-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.location-value {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

/* Main */
.main {
    padding: var(--spacing-xl) 0;
}

/* Glass Effect Card */
.glass {
    background: var(--color-bg-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* Section Titles */
.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.info-section {
    margin-bottom: var(--spacing-xl);
}

/* Cards */
.card {
    padding: var(--spacing-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.card-content {
    animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }


    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hidden {
    display: none;
}

/* Info Grid Detailed */
.info-grid-detailed {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.info-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-2px);
}

.info-card-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.info-card-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}

.info-card-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.info-card-value {
    font-size: 1.1rem;
    color: var(--color-text-primary);
    font-weight: 600;
    word-break: break-all;
}

/* Fingerprint Hash Hero */
.fingerprint-hash-hero {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.hash-label {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.hash-value-hero {
    display: block;
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    color: var(--color-accent-secondary);
    word-break: break-all;
    padding: var(--spacing-sm);
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-sm);
}

/* Checks Grid */
.checks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.check-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

/* Status Indicators */
.leak-status {
    margin-bottom: var(--spacing-md);
}

.status-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 500;
}

.status-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.status-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-info);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* IP List */
.ip-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.ip-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
}

.ip-item-label {
    font-weight: 500;
    color: var(--color-text-secondary);
}

.ip-item-value {
    font-family: 'Courier New', monospace;
    color: var(--color-text-primary);
}

/* DNS Info */
.dns-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.dns-server {
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
}

/* Footer */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg) 0;
    text-align: center;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xl);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .ip-main-value {
        font-size: 2rem;
    }

    .location-display {
        grid-template-columns: 1fr;
    }

    .info-grid-detailed {
        grid-template-columns: 1fr;
    }

    .checks-grid {
        grid-template-columns: 1fr;
    }
}