/* Base & Typography */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: #2d4a3e;
    color: #F5F5DC;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #F5F5DC;
}
::-webkit-scrollbar-thumb {
    background: #9db8a1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #527558;
}

/* Navbar transition */
#navbar {
    transition: background-color 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#navbar.scrolled {
    background-color: rgba(253, 252, 250, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(45, 74, 62, 0.08);
}

/* Nav link underline animation */
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: #527558;
    transition: width 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
}

/* Mobile menu link styles */
.mobile-link {
    position: relative;
    padding: 8px 0;
    border-bottom: 1px solid #e3ece5;
}
.mobile-link:last-child {
    border-bottom: none;
}

/* Hero animations */
.hero-badge {
    animation: fadeInDown 0.8s ease forwards;
}

#hero h1 {
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

#hero p {
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

#hero .flex-col {
    animation: fadeInUp 0.8s ease 0.6s forwards;
    opacity: 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll reveal base states */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
}

/* Only apply animation states when JS is available and motion is preferred */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 0;
    }
    
    .reveal-up.animated {
        animation: revealUp 0.7s ease forwards;
    }
    .reveal-left.animated {
        animation: revealLeft 0.7s ease forwards;
    }
    .reveal-right.animated {
        animation: revealRight 0.7s ease forwards;
    }
}

@keyframes revealUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes revealLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes revealRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Spirit card hover glow */
.spirit-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    opacity: 0;
    transition: opacity 0.5s ease;
    background: radial-gradient(circle at 50% 0%, rgba(157, 184, 161, 0.15), transparent 70%);
    pointer-events: none;
}
.spirit-card:hover::before {
    opacity: 1;
}

/* Smooth image loading */
img {
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* Focus styles */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #527558;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Mobile menu animation */
#mobile-menu {
    animation: slideDown 0.3s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 500px;
    }
}

/* Subtle parallax helper */
@media (prefers-reduced-motion: no-preference) {
    .parallax-slow {
        will-change: transform;
    }
}