/* Custom styles for HelioTech */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .reveal {
        opacity: 1 !important;
        transform: none !important;
    }
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

.nav-scrolled .nav-link {
    color: #44403c !important;
}

.nav-scrolled .nav-text-color {
    color: #44403c !important;
}

.nav-scrolled #menuBtn {
    background: rgba(0, 0, 0, 0.06);
}

.nav-scrolled #menuBtn svg {
    stroke: #44403c !important;
}

/* Mobile menu open state */
.mobile-menu-open #mobileMenu {
    transform: translateX(0);
}

/* Reveal animations — progressive enhancement */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    
    .reveal.delay-1 { transition-delay: 0.1s; }
    .reveal.delay-2 { transition-delay: 0.2s; }
    .reveal.delay-3 { transition-delay: 0.3s; }
    .reveal.delay-4 { transition-delay: 0.4s; }
}

/* Back to top button */
#backToTop.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

/* Focus styles */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid #e05a35;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #faf5eb;
}

::-webkit-scrollbar-thumb {
    background: #e05a35;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #cc4525;
}

/* Selection color */
::selection {
    background: #f8c4b6;
    color: #73271b;
}