.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

.dot-grid {
    background-image: radial-gradient(#d1d5db 1px, transparent 1px);
    background-size: 24px 24px;
}

.tech-lines {
    background-image: linear-gradient(to right, #e5e7eb 1px, transparent 1px),
                      linear-gradient(to bottom, #e5e7eb 1px, transparent 1px);
    background-size: 100px 100px;
}

.hero-gradient {
    background: radial-gradient(circle at center, #d8e2ff 0%, transparent 70%);
}

.premium-card {
    box-shadow: 0 12px 32px rgba(3, 22, 52, 0.08);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.premium-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 48px rgba(3, 22, 52, 0.12);
}

.mono {
    font-family: 'JetBrains Mono', monospace;
}

.node-line::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 50%;
    width: 6px;
    height: 6px;
    background: currentColor;
    border-radius: 50%;
    transform: translateY(-50%);
}

.lang-switch {
    transition: background-color 0.2s, color 0.2s;
}

.lang-switch.active {
    background-color: #031634;
    color: #ffffff;
}