/* Base */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #fdfbf7;
}
::-webkit-scrollbar-thumb {
    background: #a7f3d0;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #6ee7b7;
}

/* Selection */
::selection {
    background: #059669;
    color: white;
}

/* Navbar scroll state */
.nav.scrolled {
    box-shadow: 0 1px 20px rgba(5, 150, 105, 0.08);
}

/* Hero */
.hero-section {
    min-height: 100vh;
}

/* Service Cards */
.service-card {
    position: relative;
    overflow: hidden;
}
.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #059669, #34d399);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}
.service-card:hover::after {
    transform: scaleX(1);
}

/* Gallery */
.gallery-item {
    position: relative;
    overflow: hidden;
}
.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(2, 44, 34, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.gallery-item:hover::after {
    opacity: 1;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
}

/* Form */
input:focus, select:focus, textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}

/* Mobile Menu Animation */
.mobile-menu {
    animation: slideDown 0.3s ease forwards;
}
.mobile-menu.hidden {
    animation: slideUp 0.2s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}

/* Scroll Reveal Animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .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; }
}

/* 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 {
        opacity: 1;
        transform: none;
    }
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .font-serif {
        line-height: 1.15;
    }
}