/* Base & Reset */
*, *::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: 6px;
}
::-webkit-scrollbar-track {
    background: #faf9f6;
}
::-webkit-scrollbar-thumb {
    background: #a7f3d0;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: #6ee7b7;
}

/* Navigation */
.nav {
    transition: box-shadow 0.3s ease, background 0.3s ease;
}
.nav.scrolled {
    box-shadow: 0 1px 20px rgba(4, 120, 87, 0.06);
}

/* Hero Animation */
.hero-content {
    opacity: 1;
    transform: translateY(0);
    animation: heroFadeIn 1s ease-out forwards;
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    background: #047857;
    color: #faf9f6;
    padding: 0.75rem 1.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1.5px solid #047857;
}

.btn-primary:hover {
    background: #065f46;
    border-color: #065f46;
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(4, 120, 87, 0.2);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: #047857;
    padding: 0.75rem 1.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1.5px solid #047857;
}

.btn-outline:hover {
    background: #047857;
    color: #faf9f6;
    transform: translateY(-1px);
}

/* Service Cards */
.service-card {
    background: #faf9f6;
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid #d1fae5;
    transition: all 0.4s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(4, 120, 87, 0.08);
    border-color: #a7f3d0;
}

/* Mobile Menu */
.mobile-menu {
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-menu-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid #d1fae5;
}

.mobile-menu-link:last-child {
    border-bottom: none;
}

/* Scroll Reveal (progressive enhancement) */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    
    .scroll-reveal:not(.revealed) {
        opacity: 0;
        transform: translateY(20px);
    }
}

/* Form Focus States */
input:focus, textarea:focus {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Selection */
::selection {
    background: #d1fae5;
    color: #064e3b;
}