/* Custom Styles - Strong Modern Palette */
:root {
    --color-primary: #0ea5e9; /* Sky 500 */
    --color-secondary: #10b981; /* Emerald 500 */
    --color-dark: #0f172a; /* Slate 900 */
}
.hero-bg {
    background: linear-gradient(to bottom right, rgba(2, 6, 23, 0.9), rgba(15, 23, 42, 0.8)), url('https://images.unsplash.com/photo-1550751827-4bd374c3f58b?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}
/* Strong "Tech" Gradient: Electric Green to Deep Science Blue */
.brand-gradient {
    background: linear-gradient(135deg, #059669 0%, #2563eb 50%, #4f46e5 100%);
}
.text-brand {
    background: linear-gradient(135deg, #059669 0%, #2563eb 50%, #4f46e5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.btn-primary {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.39);
}
.btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.23);
}
.glass-panel {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 40px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}
.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out both;
}
details > summary {
    list-style: none;
}
details > summary::-webkit-details-marker {
    display: none;
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}