/* Custom styles for Rapid Medical Delivery Services */

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

/* Navbar scroll effect */
nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(10, 22, 40, 0.08);
}

/* Fade-in animation */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Staggered fade-in for children */
.fade-in-stagger > * {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

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

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

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

#mobile-menu.open {
    max-height: 400px;
    padding-top: 0;
}

/* Selection color */
::selection {
    background: #bbf7d0;
    color: #0a1628;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #253d66;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #1c3052;
}

/* Image loading placeholder */
img {
    background-color: #f1f5f9;
}