/* ============================================
   Natural Image for Hair — 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;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #102a43;
}
::-webkit-scrollbar-thumb {
    background: #5ec9a5;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #36b38a;
}

/* Selection */
::selection {
    background: rgba(94, 201, 165, 0.3);
    color: #102a43;
}

/* Navigation transitions */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 40px rgba(16, 42, 67, 0.08);
}

.nav-scrolled .menu-line {
    background: #102a43 !important;
}

.nav-scrolled a.text-midnight-700 {
    color: #243b53 !important;
}

/* Mobile menu animations */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

#mobileMenu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }

/* Hamburger animation */
.menu-line {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

#menuBtn.active .menu-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: translateX(-10px);
}
#menuBtn.active .menu-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
    width: 1.5rem;
}

/* Service card hover effects */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #5ec9a5, #36b38a);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Gallery hover */
.gallery-item {
    position: relative;
    overflow: hidden;
}

.gallery-item img {
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Testimonial card */
.testimonial-card {
    position: relative;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(16, 42, 67, 0.12);
}

/* Scroll reveal base (progressive enhancement) */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.revealed {
    opacity: 0;
    transform: translateY(40px);
    transition: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal.revealed {
        opacity: 0;
        transform: translateY(40px);
    }
    
    .reveal.reveal-visible {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                    transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    }
}

/* Button ripple effect */
button, a {
    position: relative;
    overflow: hidden;
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #5ec9a5;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Print styles */
@media print {
    nav, #contactForm, #successMessage, iframe {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}

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

/* Large screen optimizations */
@media (min-width: 1280px) {
    .max-w-7xl {
        max-width: 80rem;
    }
}