/* ===== GALLERY / VINYL CAROUSEL – light theme ===== */

#work {
    padding: 8rem 0 5rem;
    position: relative;
    background: var(--bg);
    overflow: hidden;
}

#work::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: var(--border);
}

.gallery-wrapper {
    width: 100%;
}

.gallery-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 0 2rem;
}

.gallery-label {
    font-size: 0.6rem;
    letter-spacing: 0.26em;
    color: var(--ink3);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    text-transform: uppercase;
}

.gallery-label::before,
.gallery-label::after {
    content: '';
    display: inline-block;
    width: 28px;
    height: 1px;
    background: var(--ink4);
}

.gallery-header .section-title {
    margin-bottom: 1rem;
}

.gallery-hint {
    font-size: 0.62rem;
    letter-spacing: 0.16em;
    color: var(--ink4);
    text-transform: uppercase;
}

/* ── Scene ── */
.carousel-scene {
    position: relative;
    width: 100%;
    height: 580px;
    perspective: 1400px;
    cursor: grab;
    user-select: none;
    /* Fade edges so sphere feels infinite */
    -webkit-mask-image: radial-gradient(ellipse 75% 78% at 50% 50%, black 55%, transparent 100%);
    mask-image: radial-gradient(ellipse 75% 78% at 50% 50%, black 55%, transparent 100%);
}

.carousel-scene:active { cursor: grabbing; }

.carousel-track {
    position: absolute;
    top: 50%;
    left: 50%;
    transform-style: preserve-3d;
    transform: translate(-50%, -50%);
    width: 0;
    height: 0;
}

/* ── Cards ── */
.carousel-card {
    position: absolute;
    width: 220px;
    height: 290px;
    top: -145px;
    left: -110px;
    transform-style: preserve-3d;
    cursor: pointer;
    will-change: transform, opacity;
}

.card-inner {
    width: 100%;
    height: 100%;
    overflow: hidden;
    /* White frame – 4px solid white border */
    border: 4px solid #ffffff;
    outline: 1px solid rgba(17,17,16,0.12);
    background: var(--white);
    position: relative;
    transition: outline-color 0.4s, box-shadow 0.4s;
    box-shadow: 0 2px 12px rgba(17,17,16,0.08);
}

.carousel-card.is-front .card-inner {
    outline-color: rgba(17,17,16,0.35);
    box-shadow:
        0 0 0 1px rgba(17,17,16,0.25),
        0 12px 48px rgba(17,17,16,0.18),
        0 2px 8px rgba(17,17,16,0.08);
}

.card-inner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    pointer-events: none;
    /* 默认灰白 */
    filter: grayscale(100%) contrast(0.9) brightness(1.05);
    transition: filter 0.45s ease;
}

/* hover 时半彩色预览 */
.carousel-card.is-hovered .card-inner img {
    filter: grayscale(30%) contrast(1.0) brightness(1.02);
}

/* 最前方的卡片完整彩色 */
.carousel-card.is-front .card-inner img {
    filter: grayscale(0%) contrast(1.0) brightness(1.0);
}

.card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(17,17,16,0.55) 0%, transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: 0.85rem;
    opacity: 0;
    transition: opacity 0.35s;
}

.carousel-card.is-front .card-overlay,
.carousel-card:hover .card-overlay {
    opacity: 1;
}

.card-num {
    font-size: 0.6rem;
    letter-spacing: 0.18em;
    color: rgba(255,255,255,0.75);
    text-transform: uppercase;
}

/* ── Center glow ── */
.carousel-center-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(17,17,16,0.04) 0%, transparent 70%);
    pointer-events: none;
}

/* ── Floor ── */
.carousel-floor {
    position: absolute;
    bottom: 0;
    left: 0; right: 0;
    height: 100px;
    background: linear-gradient(to top, var(--bg) 0%, transparent 100%);
    pointer-events: none;
}

/* ── Nav ── */
.gallery-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.gnav-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--ink3);
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
}

.gnav-btn:hover {
    border-color: var(--ink);
    color: var(--ink);
    background: var(--ink);
    color: var(--white);
}

.gnav-index {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    color: var(--ink3);
    min-width: 64px;
    text-align: center;
    text-transform: uppercase;
}

/* ===== DETAIL OVERLAY ===== */
.detail-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(248, 247, 245, 0.82);
    backdrop-filter: blur(24px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s ease;
}

.detail-overlay.is-open {
    opacity: 1;
    pointer-events: all;
}

.detail-panel {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 880px;
    width: 90vw;
    background: var(--white);
    border: 1px solid var(--border);
    padding: 3.5rem;
    box-shadow: 0 24px 80px rgba(17,17,16,0.12);
    transform: translateY(20px);
    transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1);
}

.detail-overlay.is-open .detail-panel {
    transform: translateY(0);
}

.detail-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 32px;
    height: 32px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--ink3);
    font-size: 0.75rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s;
    border-radius: 0;
}

.detail-close:hover {
    background: var(--ink);
    color: var(--white);
    border-color: var(--ink);
}

.detail-img-wrap {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3/4;
    border: 1px solid var(--border);
}

.detail-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.detail-scan-line {
    position: absolute;
    top: -4px;
    left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(17,17,16,0.3), transparent);
    animation: scanline 4s linear infinite;
}

@keyframes scanline {
    from { top: -4px; }
    to   { top: 100%; }
}

.detail-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.25rem;
}

.detail-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.22em;
    color: var(--ink3);
    text-transform: uppercase;
}

.detail-title {
    font-size: 2rem;
    font-weight: 300;
    color: var(--ink);
    letter-spacing: -0.02em;
    line-height: 1.15;
}

.detail-desc {
    font-size: 0.82rem;
    line-height: 1.9;
    color: var(--ink2);
    font-weight: 400;
}

.detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.detail-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--ink3);
    background: transparent;
    border: 1px solid var(--border);
    padding: 0.3rem 0.85rem;
    border-radius: 0;
}

.detail-cta {
    align-self: flex-start;
    margin-top: 0.75rem;
    background: var(--ink);
    color: var(--white);
    border: 1px solid var(--ink);
    border-radius: 0;
    padding: 0.85rem 2rem;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.68rem;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.detail-cta:hover {
    background: transparent;
    color: var(--ink);
}

/* ── Mobile ── */
@media (max-width: 768px) {
    .carousel-scene  { height: 360px; }
    .carousel-card   { width: 155px; height: 205px; top: -102px; left: -77px; }
    .detail-panel    { grid-template-columns: 1fr; gap: 2rem; padding: 2rem; }
    .detail-img-wrap { aspect-ratio: 16/9; }
}