/* Custom Styles & Animations */

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

/* Fade In Animations */
.fade-in {
    opacity: 0;
    transition: opacity 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.fade-in-left {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.fade-in-right {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Delay Utilities */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* Navbar Scroll Effect */
.scrolled {
    background-color: rgba(15, 23, 42, 0.95) !important;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

/* Mobile Menu Transition */
#mobile-menu {
    transition: all 0.3s ease-in-out;
    transform-origin: top;
}

#mobile-menu.hidden {
    display: none;
    opacity: 0;
    transform: scaleY(0);
}

#mobile-menu:not(.hidden) {
    display: flex;
    opacity: 1;
    transform: scaleY(1);
}