/* ── Hero entrance ─────────────────────────────────── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(1.25rem); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}
.anim-hero {
    opacity: 0;
    animation: fadeUp 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.anim-fade {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}
.anim-d1 { animation-delay: 0.1s; }
.anim-d2 { animation-delay: 0.3s; }
.anim-d3 { animation-delay: 0.5s; }
.anim-d4 { animation-delay: 0.65s; }
.anim-d5 { animation-delay: 0.8s; }

/* ── Nav font-flash prevention ────────────────────── */
#main-nav { opacity: 0; }
#main-nav.fonts-ready { opacity: 1; transition: opacity 0.25s ease; }

/* ── Scroll reveal ─────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(1.5rem);
    transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-d1 { transition-delay: 0.1s; }
.reveal-d2 { transition-delay: 0.22s; }
.reveal-d3 { transition-delay: 0.36s; }
.reveal-slow {
    opacity: 0;
    transform: translateY(1rem);
    transition: opacity 1.2s cubic-bezier(0.22, 1, 0.36, 1),
                transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-slow.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-slow.reveal-d1 { transition-delay: 0.18s; }
.reveal-slow.reveal-d2 { transition-delay: 0.36s; }

/* ── Button sweep ────────────────────────────────────── */
/* Uses background-size animation — leaves border and box rendering untouched */
.sweep-charcoal-mauve {
    background-color: #231F1F;
    background-image: linear-gradient(#9E6070, #9E6070);
    background-repeat: no-repeat;
    background-size: 0% 100%;
    background-position: left center;
    transition: background-size 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    color: #FAF7F2;
}
.sweep-charcoal-mauve:hover:not(:disabled) { background-size: 100% 100%; }

.sweep-mauve {
    background-color: #9E6070;
    background-image: linear-gradient(#7D4A59, #7D4A59);
    background-repeat: no-repeat;
    background-size: 0% 100%;
    background-position: left center;
    transition: background-size 0.5s cubic-bezier(0.22, 1, 0.36, 1);
    color: #FAF7F2;
}
.sweep-mauve:hover { background-size: 100% 100%; }

.sweep-outline {
    background-image: linear-gradient(#231F1F, #231F1F);
    background-repeat: no-repeat;
    background-size: 0% 100%;
    background-position: left center;
    transition: background-size 0.5s cubic-bezier(0.22, 1, 0.36, 1), color 0.3s ease, border-color 0.3s ease;
}
.sweep-outline:hover {
    background-size: 100% 100%;
    color: #FAF7F2;
    border-color: rgba(250, 247, 242, 0.4);
}

/* ── Divider line draw-in ────────────────────────────── */
.divider-line {
    transform-origin: center;
    transform: scaleX(0);
    transition: transform 0.85s cubic-bezier(0.22, 1, 0.36, 1) 0.35s;
}
.divider-line.drawn { transform: scaleX(1); }

/* ── Nav active indicator ─────────────────────────────── */
.nav-link { position: relative; padding-bottom: 2px; }
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0; right: 0;
    height: 1px;
    background: #C8A86B;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-link.nav-active::after { transform: scaleX(1); }

/* ── Lightbox ─────────────────────────────────────────── */
#lightbox {
    position: fixed;
    inset: 0;
    z-index: 9000;
    background: rgba(35, 31, 31, 0.93);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    cursor: zoom-out;
}
#lightbox.lb-open { opacity: 1; pointer-events: all; }
#lb-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: min(88vw, 860px);
    max-height: 90vh;
}
#lightbox img {
    max-width: 100%;
    max-height: calc(90vh - 2.5rem);
    object-fit: contain;
    box-shadow: 0 25px 60px rgba(0,0,0,0.5);
    transform: scale(0.94);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    cursor: default;
    display: block;
}
#lightbox.lb-open img { transform: scale(1); }
#lb-close {
    position: absolute;
    top: 1.5rem; right: 1.5rem;
    width: 2.5rem; height: 2.5rem;
    display: flex; align-items: center; justify-content: center;
    color: rgba(250, 247, 242, 0.65);
    cursor: pointer;
    transition: color 0.2s ease, transform 0.25s ease;
}
#lb-close:hover { color: #FAF7F2; transform: rotate(90deg); }
#lb-caption {
    margin-top: 0.75rem;
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 1rem;
    font-style: italic;
    font-weight: 300;
    color: rgba(250, 247, 242, 0.6);
    white-space: nowrap;
    pointer-events: none;
    flex-shrink: 0;
}