/* ===== Base & Utilities ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; }
button { cursor: pointer; border: none; background: none; }

/* ===== 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[data-reveal-state="hidden"] {
    opacity: 0;
    transform: translateY(28px);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(28px);
    }
    .reveal[data-reveal-state="visible"] {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Navbar ===== */
#navbar.scrolled {
    background: rgba(2, 6, 23, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

#navbar.scrolled #nav-brand {
    color: #ffffff;
}

/* ===== Mobile Menu ===== */
.mobile-link {
    display: block;
    padding: 0.5rem 0;
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    transition: color 0.2s;
}

/* ===== Selection ===== */
::selection {
    background: rgba(20, 184, 166, 0.3);
    color: #0f172a;
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #0f172a; }
::-webkit-scrollbar-thumb { background: #14b8a6; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #0d9488; }
</style>