/* ===== RESET & BASE ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

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

body {
    margin: 0;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

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

@keyframes scrollLine {
    0%, 100% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

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

.animate-fade-in {
    animation: fadeIn 1s ease-out both;
}

.animate-scroll-line {
    animation: scrollLine 2s ease-in-out infinite;
}

/* ===== SCROLL REVEAL ===== */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.scroll-reveal.revealed:nth-child(2) { transition-delay: 0.1s; }
.scroll-reveal.revealed:nth-child(3) { transition-delay: 0.2s; }
.scroll-reveal.revealed:nth-child(4) { transition-delay: 0.3s; }

/* ===== HEADER SCROLLED STATE ===== */
#site-header.scrolled {
    background: rgba(245, 239, 245, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(107, 47, 91, 0.08);
}

#site-header.scrolled .nav-link {
    color: #6B2F5B;
}

#site-header.scrolled .nav-link:hover {
    color: #8b3f62;
}

#site-header.scrolled .font-serif {
    color: #6B2F5B;
}

/* ===== NAV LINK UNDERLINE ===== */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #D4A017;
    transition: width 0.3s ease;
}

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

/* ===== MOBILE MENU ===== */
#mobile-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.closed {
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
}

/* ===== SELECTION ===== */
::selection {
    background: #D4A017;
    color: #240e1f;
}

/* ===== FOCUS ===== */
:focus-visible {
    outline: 2px solid #D4A017;
    outline-offset: 2px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 767px) {
    .font-serif {
        line-height: 1.15;
    }
}