/* Custom Styles for Dai Nguyen Family Dentistry */

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

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

/* Selection */
::selection {
    background-color: rgba(34, 197, 94, 0.15);
    color: #102a43;
}

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

::-webkit-scrollbar-track {
    background: #f0f4f8;
}

::-webkit-scrollbar-thumb {
    background: #9fb3cc;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #627d98;
}

/* Floating Animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 7s ease-in-out infinite;
    animation-delay: 1s;
}

/* Service Card */
.service-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card:hover {
    background-color: #f0f4f8;
}

.service-card:hover h3 {
    color: #22c55e;
}

/* Testimonial Card */
.testimonial-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(16, 42, 67, 0.08);
}

/* Mobile Menu */
.menu-line {
    display: block;
    transition: all 0.3s ease;
}

#menu-btn.active .menu-line:first-child {
    transform: rotate(45deg) translate(3px, 3px);
}

#menu-btn.active .menu-line:last-child {
    transform: rotate(-45deg) translate(3px, -3px);
}

/* Mobile Menu Link */
.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.mobile-link.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar Scroll State */
.navbar-scrolled {
    background-color: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(16, 42, 67, 0.08);
}

.navbar-scrolled .menu-line {
    background-color: #102a43;
}

/* Scroll Reveal Animations */
.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: 1;
    transform: translateY(0);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .animate-float,
    .animate-float-delayed {
        animation: none;
    }
    
    .service-card,
    .testimonial-card {
        transition: none;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Responsive */
@media (max-width: 767px) {
    .font-serif {
        font-size: 2.5rem;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .font-serif {
        font-size: 3.5rem;
    }
}

/* Focus Styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #22c55e;
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    nav,
    #contact-form,
    .animate-float,
    .animate-float-delayed {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
    
    .bg-midnight-950,
    .bg-midnight-50 {
        background-color: #fff !important;
        color: #000 !important;
    }
}