/* Custom styles for Construction Safety Advisors */

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

/* Navigation scroll effect */
.nav-scrolled {
    box-shadow: 0 4px 20px rgba(23, 92, 67, 0.08);
}

/* Service card hover animation */
.service-card {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease, background-color 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
}

/* Fade-in animation for scroll reveal */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children animation */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.15s; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.2s; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.25s; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.3s; }

.stagger-children.visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile menu animation */
#mobileMenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
}

#mobileMenu.open {
    max-height: 400px;
    padding-top: 0;
    padding-bottom: 0;
}

/* Custom select arrow */
select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.75rem center;
    background-repeat: no-repeat;
    background-size: 1.25em 1.25em;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

/* Focus visible for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #3da376;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    .fade-in,
    .fade-in.visible,
    .stagger-children,
    .stagger-children.visible > *,
    .service-card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* Tablet adjustments */
@media (max-width: 768px) {
    .font-serif {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }
}