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

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

::selection {
    background-color: #9dd9c7;
    color: #102a43;
}

/* === Custom Animations === */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

/* === Scroll Reveal === */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

.reveal:not(.revealed) {
    opacity: 1;
    transform: translateY(24px);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.7s ease-out, transform 0.7s ease-out;
    }

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

/* === Header Scroll State === */
header.scrolled {
    background-color: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(16, 42, 67, 0.08);
}

header.scrolled .font-serif {
    color: #102a43 !important;
}

/* === Smooth Image Loading === */
img {
    image-rendering: auto;
    image-rendering: -webkit-smooth-edged;
    image-rendering: crisp-edges;
}

/* === Focus Styles === */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #6bc5ab;
    outline-offset: 2px;
    border-radius: 4px;
}

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

::-webkit-scrollbar-track {
    background: #f4fcf9;
}

::-webkit-scrollbar-thumb {
    background: #9dd9c7;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #6bc5ab;
}