:root {
    --forest-dark: #1a3c34;
    --forest-green: #2d5a4c;
    --forest-light: #4a7c6d;
    --off-white: #f8f6f3;
    --forest-muted: #6b7c75;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--off-white);
    color: var(--forest-dark);
}

.font-serif {
    font-family: 'Playfair Display', serif;
}

.font-sans {
    font-family: 'Inter', sans-serif;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--off-white);
}

::-webkit-scrollbar-thumb {
    background: var(--forest-green);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--forest-dark);
}

/* Animation classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar scroll effect */
.navbar-scrolled {
    background-color: rgba(248, 246, 243, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(26, 60, 52, 0.1);
    padding-top: 1rem;
    padding-bottom: 1rem;
}

/* Gradient text effect */
.gradient-text {
    background: linear-gradient(135deg, var(--forest-dark), var(--forest-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Image hover zoom effect */
.img-zoom {
    overflow: hidden;
}

.img-zoom img {
    transition: transform 0.5s ease;
}

.img-zoom:hover img {
    transform: scale(1.05);
}

/* Button hover effects */
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

/* Card hover effects */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(26, 60, 52, 0.15);
}

/* Form focus effects */
input:focus,
textarea:focus {
    box-shadow: 0 0 0 3px rgba(45, 90, 76, 0.1);
}

/* Mobile menu animation */
.mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-menu.open {
    max-height: 400px;
}

/* Loading spinner */
.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .font-serif {
        font-size: 2.5rem;
    }
}