/* ============================================
   UC MRI Center — Custom Styles
   ============================================ */

/* Base */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(140, 38, 38, 0.15);
    color: #360c0c;
}

/* ============================================
   Navigation
   ============================================ */
#navbar {
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(250, 248, 245, 0.92);
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(140, 38, 38, 0.08);
}

/* ============================================
   Hero Animations
   ============================================ */
.hero-content {
    opacity: 1;
    transform: translateY(0);
    animation: heroFadeIn 1s ease forwards;
}

.hero-image {
    opacity: 1;
    transform: translateY(0);
    animation: heroImageIn 1s ease 0.2s forwards;
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heroImageIn {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Scroll Reveal (below the fold only)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .services-header,
    .service-card,
    .about-image,
    .about-content,
    .process-card,
    .insurance-image {
        opacity: 1;
        transform: translateY(0);
    }
    
    .services-header.reveal,
    .service-card.reveal,
    .about-image.reveal,
    .about-content.reveal,
    .process-card.reveal,
    .insurance-image.reveal {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .service-card.reveal {
        transition-delay: calc(var(--card-index, 0) * 0.1s);
    }
    
    .services-header.reveal.revealed,
    .service-card.reveal.revealed,
    .about-image.reveal.revealed,
    .about-content.reveal.revealed,
    .process-card.reveal.revealed,
    .insurance-image.reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Service Cards
   ============================================ */
.service-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(140, 38, 38, 0.1);
}

/* ============================================
   Process Cards
   ============================================ */
.process-card {
    transition: transform 0.4s ease;
}

.process-card:hover {
    transform: translateY(-4px);
}

/* ============================================
   About Image
   ============================================ */
.about-image {
    transition: transform 0.6s ease;
}

.about-content {
    transition: transform 0.6s ease;
}

/* ============================================
   Insurance Image
   ============================================ */
.insurance-image {
    transition: transform 0.6s ease;
}

/* ============================================
   Mobile Menu
   ============================================ */
.mobile-link {
    transition: color 0.3s ease;
}

#mobile-menu {
    animation: slideDown 0.3s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

::-webkit-scrollbar-track {
    background: #faf8f5;
}

::-webkit-scrollbar-thumb {
    background: #d4a8a8;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #8c2626;
}

/* ============================================
   Form Styles
   ============================================ */
select option {
    background: #360c0c;
    color: #faf8f5;
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    nav, #contact-form, .hero-image, iframe {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}