:root {
    --primary-color: #0AEFFF;
    --accent-color: #B517E6;
    --background: #05050A;
    --text-primary: #F5F5FF;
    --text-secondary: #9DA0B5;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
}

.site-header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(5, 5, 10, 0.9);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.35);
    z-index: 1000;
    transition: all 0.3s ease;
}

.site-header nav {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0.85rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-header .logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-primary);
    text-decoration: none;
}

.site-header .logo span {
    color: var(--primary-color);
}

.site-header .nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-header .nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.site-header .nav-links a:hover {
    color: var(--primary-color);
}