/* Custom styles for Nichelles NailSkin */

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

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

::-webkit-scrollbar-track {
    background: #080b17;
}

::-webkit-scrollbar-thumb {
    background: #3ab895;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #5dd1b1;
}

/* Scroll indicator animation */
@keyframes scrollDown {
    0% {
        top: 0;
        opacity: 1;
    }
    100% {
        top: 100%;
        opacity: 0;
    }
}

.animate-scroll-down {
    animation: scrollDown 1.5s ease-in-out infinite;
}

/* Navigation styles */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #5dd1b1;
    transition: width 0.3s ease;
}

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

/* Mobile menu button animation */
.hamburger-line {
    transition: all 0.3s ease;
}

#mobile-menu-btn.active .hamburger-line:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

#mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

#mobile-menu-btn.active .hamburger-line:nth-child(3) {
    top: 50%;
    transform: translateY(-50%) rotate(-45deg);
    width: 24px;
    left: 50%;
    transform: translateX(-50%) rotate(-45deg);
}

/* Mobile links animation */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
}

#mobile-menu.open .mobile-link {
    animation: fadeInUp 0.4s ease forwards;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.25s; }
#mobile-menu.open .mobile-link:nth-child(5) { animation-delay: 0.3s; }
#mobile-menu.open .mobile-link:nth-child(6) { animation-delay: 0.35s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Reveal animations (progressive enhancement) */
.reveal-element {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-element {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .reveal-element.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    
    /* Stagger delays */
    .service-card:nth-child(1) { transition-delay: 0.1s; }
    .service-card:nth-child(2) { transition-delay: 0.2s; }
    .service-card:nth-child(3) { transition-delay: 0.3s; }
    .service-card:nth-child(4) { transition-delay: 0.4s; }
    .service-card:nth-child(5) { transition-delay: 0.5s; }
    .service-card:nth-child(6) { transition-delay: 0.6s; }
}

/* Navbar scroll state */
nav.scrolled {
    background: rgba(8, 11, 23, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

nav.scrolled .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
}

/* Service card hover effect */
.service-card {
    transform: translateY(0);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(93, 209, 177, 0.1);
}

/* Testimonial card hover */
.testimonial-card {
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

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

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

.gallery-item img {
    transition: transform 0.7s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Button ripple effect */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-ripple:hover::before {
    width: 300px;
    height: 300px;
}

/* Selection color */
::selection {
    background: #5dd1b1;
    color: #080b17;
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid #5dd1b1;
    outline-offset: 2px;
}

/* 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;
    }
    
    .animate-scroll-down {
        animation: none;
    }
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .reveal-element {
        opacity: 1;
        transform: none;
    }
}

/* Loading state for form */
button[type="submit"]:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Map dark theme override */
iframe[title*="map"] {
    border-radius: 0 0 1rem 1rem;
}