/* =============================================
   Dr. Jack Griffith Medical Practice — Custom Styles
   ============================================= */

/* Base */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Selection */
::selection {
    background: #c9a84c;
    color: #0f2440;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #1e3a5f;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #254a78;
}

/* =============================================
   Header / Navbar
   ============================================= */
#site-header {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid rgba(30, 58, 95, 0.06);
    transition: box-shadow 0.4s ease, background 0.4s ease;
}

#site-header.scrolled {
    box-shadow: 0 4px 30px rgba(15, 36, 64, 0.08);
    background: rgba(255, 255, 255, 0.97);
}

/* =============================================
   Mobile Menu
   ============================================= */
#mobile-menu {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    background: rgba(255, 255, 255, 0.98);
}

.mobile-link {
    position: relative;
    transition: color 0.3s ease, transform 0.3s ease;
}

.mobile-link:hover {
    color: #c9a84c;
    transform: translateX(4px);
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: #c9a84c;
    transition: width 0.3s ease;
}

.mobile-link:hover::after {
    width: 100%;
}

/* =============================================
   Hero
   ============================================= */
#hero {
    position: relative;
}

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #1e3a5f, #c9a84c);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

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

/* =============================================
   Form Inputs
   ============================================= */
input:focus,
textarea:focus {
    border-color: #1e3a5f !important;
    box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1) !important;
}

/* =============================================
   Scroll Reveal Animations
   (Progressive enhancement — content visible by default)
   ============================================= */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

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

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Reduced motion: ensure everything is visible */
@media (prefers-reduced-motion: reduce) {
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* =============================================
   Utility: Smooth anchor offset for fixed header
   ============================================= */
section[id] {
    scroll-margin-top: 80px;
}

/* =============================================
   Responsive adjustments
   ============================================= */
@media (max-width: 1023px) {
    section[id] {
        scroll-margin-top: 70px;
    }
}

/* =============================================
   Image loading placeholder
   ============================================= */
img {
    background: linear-gradient(135deg, #edf5fb 0%, #faf3e0 100%);
}

/* =============================================
   Print styles
   ============================================= */
@media print {
    #site-header,
    #mobile-menu,
    .reveal {
        display: none !important;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}