/* Custom Styles for Diamond Salon */

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

/* Navbar scroll effect */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(114, 47, 55, 0.08);
}

.nav-scrolled .nav-link {
    color: #374151 !important;
}

.nav-scrolled .font-serif {
    color: #722F37 !important;
}

/* Mobile menu active state */
.mobile-menu-open #bar1 {
    transform: translateY(6px) rotate(45deg);
}

.mobile-menu-open #bar2 {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-menu-open #bar3 {
    transform: translateY(-6px) rotate(-45deg);
}

/* Intersection Observer animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.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; }

/* Staggered service card animation */
.service-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Gallery hover effect */
.gallery-item:hover img {
    transform: scale(1.1);
}

/* Form focus styles */
input:focus,
textarea:focus,
select:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(217, 64, 101, 0.15);
}

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

::-webkit-scrollbar-track {
    background: #f9fafb;
}

::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #722F37;
}

/* Selection color */
::selection {
    background: rgba(114, 47, 55, 0.15);
    color: #722F37;
}

/* Back to top button */
#backToTop.visible {
    opacity: 1;
    visibility: visible;
}

/* Print styles */
@media print {
    nav, #backToTop, button {
        display: none !important;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal,
    .service-card {
        opacity: 1;
        transform: none;
    }
}

/* Mobile menu transitions */
#mobileMenu {
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Image loading placeholder */
img {
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
}

/* Subtle diamond accent line */
.diamond-accent {
    position: relative;
}

.diamond-accent::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 8px;
    height: 8px;
    background: #722F37;
    opacity: 0.4;
}