/* Base styles and custom utilities */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: currentColor;
    transition: width 0.3s ease;
}

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

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(253, 251, 247, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(6, 78, 59, 0.08);
}

.navbar-scrolled .nav-link {
    color: #064e3b !important;
}

.navbar-scrolled .nav-logo-text {
    color: #064e3b !important;
}

/* Mobile menu */
.hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: #064e3b;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    transition: all 0.3s ease;
}

#mobile-menu-btn.active .hamburger-line.top-0 {
    transform: translateX(-50%) rotate(45deg) translateY(6px);
}

#mobile-menu-btn.active .hamburger-line.top-1/2 {
    opacity: 0;
}

#mobile-menu-btn.active .hamburger-line.bottom-0 {
    transform: translateX(-50%) rotate(-45deg) translateY(-6px);
}

.mobile-menu-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

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

/* Card hover effects */
.card-hover {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -12px rgba(6, 78, 59, 0.15);
}

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

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

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .card-hover:hover {
        transform: none;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}

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

::-webkit-scrollbar-track {
    background: #faf5eb;
}

::-webkit-scrollbar-thumb {
    background: #065f46;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #047857;
}

/* Image aspect ratios */
img {
    max-width: 100%;
    height: auto;
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #10b981;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Selection */
::selection {
    background: #065f46;
    color: #fdfbf7;
}