/* ============================================
   Diagnostic Imaging Center of Darien
   Custom Styles & Animations
   ============================================ */

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

/* Base Typography */
body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

::-webkit-scrollbar-track {
    background: #faf9f7;
}

::-webkit-scrollbar-thumb {
    background: #d4a8b8;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a01536;
}

/* ============================================
   Scroll Reveal Animations
   Progressive enhancement: content is visible
   by default, JS adds animation class
   ============================================ */
.scroll-reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s ease-out, transform 0.7s ease-out;
    }

    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }

    /* Staggered delays for grid items */
    .scroll-reveal:nth-child(1) { transition-delay: 0.05s; }
    .scroll-reveal:nth-child(2) { transition-delay: 0.1s; }
    .scroll-reveal:nth-child(3) { transition-delay: 0.15s; }
    .scroll-reveal:nth-child(4) { transition-delay: 0.2s; }
    .scroll-reveal:nth-child(5) { transition-delay: 0.25s; }
    .scroll-reveal:nth-child(6) { transition-delay: 0.3s; }
}

/* ============================================
   Navbar
   ============================================ */
#navbar {
    transition: box-shadow 0.3s ease;
}

#navbar.scrolled {
    box-shadow: 0 1px 20px rgba(113, 23, 46, 0.08);
}

/* ============================================
   Hero Section
   ============================================ */
.hero-section {
    position: relative;
}

/* ============================================
   Service Cards
   ============================================ */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #71172e, #c12047);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.service-card:hover::after {
    transform: scaleX(1);
}

/* ============================================
   Button Hover Effects
   ============================================ */
.btn-elegant {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-elegant::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s ease;
}

.btn-elegant:hover::before {
    left: 100%;
}

/* ============================================
   Image Hover
   ============================================ */
.img-zoom {
    overflow: hidden;
}

.img-zoom img {
    transition: transform 0.6s ease;
}

.img-zoom:hover img {
    transform: scale(1.03);
}

/* ============================================
   Form Styles
   ============================================ */
input:focus,
select:focus,
textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(193, 32, 71, 0.1);
}

/* ============================================
   Mobile Menu Animation
   ============================================ */
#mobile-menu {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 768px) {
    .font-serif {
        line-height: 1.2;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    header, footer, .scroll-reveal {
        display: none !important;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}