/* Custom Styles for The Sterling Hotel */

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

/* Animation Keyframes */
@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 forwards;
    opacity: 0; /* Start hidden */
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }

/* Scroll Reveal Utility */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }

/* Navbar Scroll State */
#navbar.scrolled {
    background-color: rgba(5, 16, 28, 0.95);
    backdrop-filter: blur(10px);
    padding-top: 1rem;
    padding-bottom: 1rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* Mobile Menu Transitions */
#mobile-menu.open {
    display: flex;
    opacity: 1;
}

#mobile-menu.hidden {
    display: none;
    opacity: 0;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #05101c;
}

::-webkit-scrollbar-thumb {
    background: #3ab088;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #258c6a;
}

/* Form Focus Styles */
input:focus, textarea:focus {
    border-bottom-color: #3ab088 !important;
}