/* ============================================
   Triad Chiropractic — Custom Styles
   ============================================ */

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

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

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f0f4f8;
}
::-webkit-scrollbar-thumb {
    background: #9fb3c8;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #627d98;
}

/* ============================================
   Scroll Reveal Animations
   Progressive enhancement — only active with JS
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                    transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    
    /* Stagger children */
    .reveal-stagger > * {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    
    .reveal-stagger.revealed > *:nth-child(1) { transition-delay: 0ms; }
    .reveal-stagger.revealed > *:nth-child(2) { transition-delay: 100ms; }
    .reveal-stagger.revealed > *:nth-child(3) { transition-delay: 200ms; }
    .reveal-stagger.revealed > *:nth-child(4) { transition-delay: 300ms; }
    .reveal-stagger.revealed > *:nth-child(5) { transition-delay: 400ms; }
    .reveal-stagger.revealed > *:nth-child(6) { transition-delay: 500ms; }
}

/* Fallback: always visible when no JS or reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal,
    .reveal-stagger > * {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

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

#navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(16, 42, 67, 0.08);
}

.nav-text {
    transition: color 0.3s ease;
}

#navbar:not(.scrolled) .nav-text {
    color: #f0f4f8;
}

#navbar.scrolled .nav-link {
    color: #334e68;
}

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

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

.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #f59e0b;
    transition: width 0.3s ease;
}

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

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

#hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, white, transparent);
    pointer-events: none;
}

/* ============================================
   Service Cards
   ============================================ */
.group:hover .group-hover\:text-navy-900 {
    color: #102a43;
}

/* ============================================
   Form Styles
   ============================================ */
input:focus,
textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    #navbar,
    #hero::after,
    .reveal {
        display: none !important;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}