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

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

/* Scroll reveal — progressive enhancement via JS */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        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: 1;
        transform: translateY(0);
    }

    .reveal:nth-child(2) { transition-delay: 0.08s; }
    .reveal:nth-child(3) { transition-delay: 0.16s; }
    .reveal:nth-child(4) { transition-delay: 0.24s; }
    .reveal:nth-child(5) { transition-delay: 0.32s; }
    .reveal:nth-child(6) { transition-delay: 0.40s; }
}

/* Stagger children inside reveal containers */
.reveal-container > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-container.revealed > *:nth-child(1) { transition-delay: 0s; }
.reveal-container.revealed > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-container.revealed > *:nth-child(3) { transition-delay: 0.2s; }
.reveal-container.revealed > *:nth-child(4) { transition-delay: 0.3s; }
.reveal-container.revealed > *:nth-child(5) { transition-delay: 0.4s; }
.reveal-container.revealed > *:nth-child(6) { transition-delay: 0.5s; }

.reveal-container.revealed > * {
    opacity: 1;
    transform: translateY(0);
}

/* Navbar scroll state */
#navbar.scrolled {
    background: rgba(254, 253, 248, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(45, 85, 32, 0.08);
}

/* FAQ */
.faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.22, 1, 0.36, 1), padding 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-btn[aria-expanded="true"] + .faq-content {
    max-height: 200px;
}

/* Smooth image loading */
img {
    background-color: rgba(227, 239, 216, 0.3);
}

/* Selection color */
::selection {
    background-color: rgba(82, 138, 62, 0.2);
    color: inherit;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #528a3e;
    outline-offset: 2px;
    border-radius: 4px;
}