/* Custom Styles for NuCO2 */

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

/* Navbar Transition */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding-top: 1rem;
    padding-bottom: 1rem;
}

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

::-webkit-scrollbar-track {
    background: #f5f5f4;
}

::-webkit-scrollbar-thumb {
    background: #4a044e;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #701a75;
}

/* Selection Color */
::selection {
    background: #fde68a;
    color: #4a044e;
}

/* Button Hover Effects */
button, a {
    transition: all 0.3s ease;
}

/* Form Focus States */
input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: #d946ef;
    box-shadow: 0 0 0 3px rgba(217, 70, 239, 0.2);
}

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

/* Floating Animation for Cards */
.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Typography */
@media (max-width: 768px) {
    .font-serif {
        font-size: 2rem;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Loading State for Buttons */
button:disabled,
button[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Image Loading Placeholder */
img {
    background: linear-gradient(90deg, #f5f5f4 25%, #e7e5e4 50%, #f5f5f4 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

img[src] {
    animation: none;
    background: none;
}