:root {
    --bg-primary: #050a14;
    --bg-secondary: #0f1419;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --border: #1a1f2e;
    --shadow: rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #0a0f1a 100%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    width: 100%;
    animation: fadeIn 0.6s ease-out;
}

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

.header {
    text-align: center;
    margin-bottom: 3rem;
}

.title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.links-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 3rem;
}

.link-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 2rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.link-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.link-card:hover::before {
    opacity: 0.1;
}

.link-card:hover {
    transform: translateX(8px);
    border-color: var(--accent);
    box-shadow: 0 4px 20px var(--shadow);
}

.link-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.link-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

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

.link-arrow {
    flex-shrink: 0;
    color: var(--accent);
    transition: transform 0.3s ease;
    position: relative;
    z-index: 1;
}

.link-card:hover .link-arrow {
    transform: translateX(5px);
}

.footer {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Light mode option (uncomment if preferred) */
/*
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --border: #e2e8f0;
    --shadow: rgba(0, 0, 0, 0.1);
}

body {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}
*/

/* Responsive design */
@media (max-width: 768px) {
    .title {
        font-size: 2rem;
    }
    
    .description {
        font-size: 1rem;
    }
    
    .link-card {
        padding: 1.25rem 1.5rem;
    }
    
    .link-title {
        font-size: 1.125rem;
    }
    
    body {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .title {
        font-size: 1.75rem;
    }
    
    .link-card {
        padding: 1rem;
    }
    
    .link-arrow {
        width: 20px;
        height: 20px;
    }
}