/* Custom Animations */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.animate-float {
    animation: float 4s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 5s ease-in-out infinite;
    animation-delay: 1s;
}

.animate-marquee {
    animation: marquee 25s linear infinite;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: #F9F7F2;
}

::-webkit-scrollbar-thumb {
    background: #1B4D3E;
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2C6E5A;
}

/* Navigation Scroll State */
.nav-scrolled {
    background-color: rgba(249, 247, 242, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(27, 77, 62, 0.1);
}

/* Image Aspect Ratios */
.img-grid-1 {
    aspect-ratio: 4/5;
}

.img-grid-2 {
    aspect-ratio: 3/4;
}

/* Button Focus States */
button:focus, a:focus {
    outline: 2px solid #1B4D3E;
    outline-offset: 2px;
}