/* ── Base & Typography ── */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

::selection {
    background-color: rgba(27, 67, 50, 0.15);
    color: #1B4332;
}

/* ── Scroll Reveal Animation ── */
.scroll-reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ── Navbar ── */
#navbar {
    background: transparent;
    transition: background-color 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(12, 29, 21, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05), 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #C9A84C;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

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

#mobile-menu.open .menu-line:last-child {
    width: 1.5rem;
}

.menu-line {
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-nav-link {
    position: relative;
}

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

/* ── Form Styling ── */
input:focus,
textarea:focus {
    outline: none;
}

input::placeholder,
textarea::placeholder {
    color: #9bb88f;
}

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

::-webkit-scrollbar-track {
    background: #FDFCF7;
}

::-webkit-scrollbar-thumb {
    background: #c5d4be;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9bb88f;
}

/* ── Responsive Adjustments ── */
@media (max-width: 640px) {
    .font-serif {
        line-height: 1.1;
    }
}