/* ─── Base & Typography ─── */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background-color: #FAF8F5;
}

::selection {
    background-color: #064E3B;
    color: #FAF8F5;
}

/* ─── Section Label ─── */
.section-label {
    letter-spacing: 0.3em;
}

/* ─── Navbar ─── */
#navbar {
    background-color: rgba(250, 248, 245, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    border-bottom-color: rgba(6, 78, 59, 0.08);
    box-shadow: 0 1px 0 rgba(6, 78, 59, 0.04);
}

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

#mobile-menu.open .mobile-link {
    animation: fadeDown 0.4s ease forwards;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── Hero Animations ─── */
.hero-subtitle {
    animation: fadeUp 0.8s ease 0.2s both;
}

.hero-title {
    animation: fadeUp 0.8s ease 0.4s both;
}

.hero-lead {
    animation: fadeUp 0.8s ease 0.6s both;
}

.hero-cta {
    animation: fadeUp 0.8s ease 0.8s both;
}

.hero-scroll {
    animation: fadeIn 0.8s ease 1.2s both;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ─── Divider Lines ─── */
.divider-line {
    transition: width 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.divider-line.visible {
    width: 100%;
}

/* ─── Scroll Reveal ─── */
.reveal-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left {
    opacity: 0;
    transform: translateX(-24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right {
    opacity: 0;
    transform: translateX(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
    opacity: 1;
    transform: translate(0, 0);
}

/* ─── Reduced Motion ─── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 1;
        transform: none;
    }
    .divider-line {
        width: 100%;
    }
}

/* ─── Focus Styles ─── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 1px solid #10B981;
    outline-offset: 2px;
}

/* ─── Smooth image loading ─── */
img {
    display: block;
    max-width: 100%;
}