/* Custom Styles for Dr. Simpson Spine Center */

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

body {
    overflow-x: hidden;
}

/* Scroll Reveal Animations */
.reveal-up {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-left {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-right {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

/* Scroll reveal hidden state - applied via JS for progressive enhancement */
@media (prefers-reduced-motion: no-preference) {
    .reveal-hidden {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .reveal-left.reveal-hidden {
        transform: translateX(-30px);
    }
    
    .reveal-right.reveal-hidden {
        transform: translateX(30px);
    }
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, #C05746, #D4AF37);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: #D4AF37 !important;
}

/* Mobile Menu */
#mobileMenu.active {
    opacity: 1 !important;
    pointer-events: all !important;
}

#mobileMenu.active .mobile-link {
    animation: fadeInUp 0.5s ease forwards;
}

#mobileMenu.active .mobile-link:nth-child(1) { animation-delay: 0.1s; }
#mobileMenu.active .mobile-link:nth-child(2) { animation-delay: 0.2s; }
#mobileMenu.active .mobile-link:nth-child(3) { animation-delay: 0.3s; }
#mobileMenu.active .mobile-link:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Menu Button Animation */
.menu-btn.active .menu-line-1 {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-btn.active .menu-line-2 {
    opacity: 0;
}

.menu-btn.active .menu-line-3 {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.5rem;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #C05746, #A04536);
    color: #F4EBD8;
    border-radius: 9999px;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(192, 87, 70, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(192, 87, 70, 0.4);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    background: transparent;
    color: #E8DCC4;
    border: 1px solid rgba(232, 220, 196, 0.3);
    border-radius: 9999px;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    border-color: #D4AF37;
    color: #D4AF37;
    transform: translateY(-2px);
}

.btn-gold {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #D4AF37, #B8962E);
    color: #050505;
    border-radius: 9999px;
    font-weight: 700;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.3);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(212, 175, 55, 0.4);
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2.5rem;
    background: #050505;
    color: #E8DCC4;
    border-radius: 9999px;
    font-weight: 700;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.btn-cta:hover {
    background: #121212;
    transform: translateY(-2px);
}

.btn-cta-outline {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2.5rem;
    background: transparent;
    color: #F4EBD8;
    border: 2px solid #F4EBD8;
    border-radius: 9999px;
    font-weight: 700;
    letter-spacing: 0.05em;
    transition: all 0.3s ease;
}

.btn-cta-outline:hover {
    background: #F4EBD8;
    color: #050505;
    transform: translateY(-2px);
}

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #C05746, #D4AF37);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

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

/* Input Focus States */
input:focus,
textarea:focus {
    box-shadow: 0 0 0 3px rgba(192, 87, 70, 0.1);
}

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

::-webkit-scrollbar-track {
    background: #050505;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #C05746, #D4AF37);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #D4AF37;
}

/* Selection Color */
::selection {
    background: rgba(192, 87, 70, 0.3);
    color: #F4EBD8;
}

/* 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;
    }
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .font-serif {
        font-size: clamp(1.5rem, 5vw, 2.5rem);
    }
    
    .service-card {
        padding: 1.5rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
}