/* Custom styles for MOVI - Michigan Outpatient Vascular Institute */

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

/* Prevent flash of hidden content - all reveal elements visible by default */
.reveal {
    opacity: 1;
    transform: none;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    .reveal.animated {
        opacity: 1;
        transform: none;
    }
    
    .service-card,
    .reveal {
        transition: none;
    }
    
    .service-card:hover {
        transform: none;
    }
    
    .blob-1, .blob-2, .blob-3 {
        animation: none;
    }
}

/* Hero blob animations */
@keyframes float-slow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

@keyframes float-medium {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-25px, 25px) scale(1.03); }
    66% { transform: translate(15px, -15px) scale(0.97); }
}

@keyframes float-fast {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -20px) scale(1.08); }
}

.hero-blob {
    will-change: transform;
}

.blob-1 {
    animation: float-slow 18s ease-in-out infinite;
}

.blob-2 {
    animation: float-medium 22s ease-in-out infinite;
}

.blob-3 {
    animation: float-fast 15s ease-in-out infinite;
}

/* Service card hover effect */
.service-card {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                box-shadow 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* Scroll reveal animations - applied via JS only */
.reveal.animated {
    opacity: 1 !important;
    transform: translateY(0) !important;
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal[data-animation="fade-up"] {
    opacity: 0;
    transform: translateY(30px);
}

.reveal[data-animation="fade-left"] {
    opacity: 0;
    transform: translateX(-30px);
}

.reveal[data-animation="fade-right"] {
    opacity: 0;
    transform: translateX(30px);
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(250, 249, 246, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(27, 94, 32, 0.08);
}

/* Mobile menu transitions */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #faf9f6;
}

::-webkit-scrollbar-thumb {
    background: #a5d6a7;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #81c784;
}

/* Focus visible styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #4caf50;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Selection color */
::selection {
    background: #c8e6c9;
    color: #1b5e20;
}

/* Form select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%231b5e20' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    appearance: none;
    padding-right: 2.5rem;
}