/* Base & Typography */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background-color: #3d5a3d;
    color: #FAFAF7;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #FAFAF7;
}
::-webkit-scrollbar-thumb {
    background: #c5d6c5;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #9bb89b;
}

/* Navbar */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(250, 250, 247, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(61, 90, 61, 0.1);
}

#navbar.scrolled .nav-logo {
    color: #111911;
}

/* Mobile Menu */
.mobile-nav-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

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

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

/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-image {
    opacity: 0;
    transform: scale(0.97);
    transition: opacity 1s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                transform 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-image.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Staggered reveals */
.reveal:nth-child(1) { transition-delay: 0.05s; }
.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.15s; }
.reveal:nth-child(4) { transition-delay: 0.2s; }
.reveal:nth-child(5) { transition-delay: 0.25s; }
.reveal:nth-child(6) { transition-delay: 0.3s; }

/* Scroll line animation */
@keyframes scrollLine {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

.animate-scroll-line {
    animation: scrollLine 1.5s ease-in-out infinite;
}

/* FAQ */
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                opacity 0.4s ease;
    opacity: 0;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    opacity: 1;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

/* Form */
select option {
    background: #FAFAF7;
    color: #111911;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .reveal,
    .reveal-image {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    .animate-scroll-line {
        animation: none;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .aspect-square img,
    .aspect-\[3\/4\] img {
        transition: none;
    }
}

/* Focus visible */
*:focus-visible {
    outline: 1px solid #3d5a3d;
    outline-offset: 2px;
}