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

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

body {
    overflow-x: hidden;
}

/* ── Scroll Reveal ── */
.reveal {
    opacity: 1;
    transform: translateY(0);
    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 state for reduced motion — content always visible */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }
    
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Navbar ── */
.nav-text-color {
    color: #0D1B2A;
}

.nav-subtext-color {
    color: #1D8A55;
}

.nav-border-color {
    border-color: rgba(13, 27, 42, 0.2);
}

.nav-line-color {
    background-color: #0D1B2A;
}

/* Scrolled state */
.nav-scrolled .nav-text-color {
    color: #040812;
}

.nav-scrolled .nav-subtext-color {
    color: #2EAA6E;
}

.nav-scrolled .nav-border-color {
    border-color: rgba(4, 8, 18, 0.15);
}

.nav-scrolled .nav-line-color {
    background-color: #040818;
}

/* Hero navbar state (light text on dark) */
.nav-hero .nav-text-color {
    color: #ffffff;
}

.nav-hero .nav-subtext-color {
    color: #7ED5AB;
}

.nav-hero .nav-border-color {
    border-color: rgba(255, 255, 255, 0.2);
}

.nav-hero .nav-line-color {
    background-color: #ffffff;
}

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

/* ── Hero ── */
#hero {
    position: relative;
}

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

::-webkit-scrollbar-track {
    background: #F0FBF7;
}

::-webkit-scrollbar-thumb {
    background: #B3EACD;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #7ED5AB;
}

/* ── Selection ── */
::selection {
    background: #B3EACD;
    color: #0D1B2A;
}

/* ── Focus Styles ── */
:focus-visible {
    outline: 2px solid #2EAA6E;
    outline-offset: 2px;
}

/* ── Image Optimization ── */
img {
    max-width: 100%;
    height: auto;
}

/* ── Smooth transitions for interactive elements ── */
a, button {
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}