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

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

/* Scroll-reveal base — content is visible by default, JS adds animated state */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.revealed {
    opacity: 0;
    transform: translateY(30px);
}

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

@media (prefers-reduced-motion: reduce) {
    .reveal,
    .reveal.revealed,
    .reveal.animated {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* Hero animations */
.hero-anim {
    opacity: 0;
    transform: translateY(20px);
    animation: heroFadeIn 0.8s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.hero-anim:nth-child(2) {
    animation-delay: 0.15s;
}

.hero-anim:nth-child(3) {
    animation-delay: 0.3s;
}

.hero-anim:nth-child(4) {
    animation-delay: 0.45s;
}

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

/* Scroll-down indicator */
@keyframes scrollDown {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

.animate-scroll-down {
    animation: scrollDown 1.5s ease-in-out infinite;
}

/* Navbar solid state */
nav.solid {
    background: rgba(250, 250, 245, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(45, 86, 45, 0.08);
}

/* Mobile menu active */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

/* Hamburger animation */
#menu-toggle.active #bar1 {
    transform: rotate(45deg) translate(5px, 5px);
}

#menu-toggle.active #bar2 {
    opacity: 0;
}

#menu-toggle.active #bar3 {
    width: 24px;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Image hover */
img {
    display: block;
}

/* Selection color */
::selection {
    background: #c5dfc5;
    color: #1f3a1f;
}