/* ── Base & Reset ── */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ── Section Utilities ── */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #729e62;
}

.section-label::before {
    content: '';
    display: block;
    width: 24px;
    height: 2px;
    background: linear-gradient(90deg, #729e62, #bfd5b3);
    border-radius: 2px;
}

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 700;
    line-height: 1.15;
    color: #1f341c;
}

.section-desc {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #528044;
}

/* ── Card Hover Effect ── */
.card-hover {
    transform: translateY(0);
}

.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px -20px rgba(31, 52, 28, 0.15);
}

/* ── Scroll Reveal (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        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);
    }
}

/* Default visible state for no-JS */
.js-loaded .reveal {
    opacity: 1;
    transform: translateY(0);
}

/* ── Navbar ── */
#navbar {
    background: rgba(254, 253, 248, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(191, 213, 179, 0.3);
}

#navbar.scrolled {
    background: rgba(254, 253, 248, 0.95);
    box-shadow: 0 4px 30px -10px rgba(31, 52, 28, 0.1);
}

/* ── Mobile Menu ── */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

/* ── Bar animations ── */
#menuBtn.active #bar1 {
    transform: translateY(4px) rotate(45deg);
}

#menuBtn.active #bar2 {
    opacity: 0;
    transform: scaleX(0);
}

#menuBtn.active #bar3 {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.25rem;
}

/* ── Mobile link transitions ── */
.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.2s ease;
}

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

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }

/* ── Smooth section transitions ── */
section {
    scroll-margin-top: 80px;
}

/* ── Focus styles ── */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #528044;
    outline-offset: 3px;
    border-radius: 4px;
}

/* ── Selection ── */
::selection {
    background: #dce8d6;
    color: #1f341c;
}

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

::-webkit-scrollbar-track {
    background: #fdf9ed;
}

::-webkit-scrollbar-thumb {
    background: #bfd5b3;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #96bc88;
}