body {
    background-color: #1a120b;
    color: #d7ccc8;
}

/* レザーの質感（微細なノイズ） */
.leather-texture {
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.6' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.05'/%3E%3C/svg%3E");
}

/* Before/After Slider Effect */
.compare-container {
    position: relative;
    overflow: hidden;
}
.img-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    clip-path: inset(0 50% 0 0); /* Initial state: half visible */
    transition: clip-path 0.1s ease;
}
.compare-slider {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background: #c5a059;
    cursor: ew-resize;
    z-index: 10;
}
.compare-slider::after {
    content: '< >';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #c5a059;
    color: #1a120b;
    font-size: 10px;
    padding: 4px 8px;
    border-radius: 2px;
    white-space: nowrap;
}

/* 革タグ風ボタン */
.leather-tag-btn {
    background: #3e2723;
    color: #c5a059;
    border: 1px solid #5d4037;
    position: relative;
    box-shadow: 2px 2px 5px rgba(0,0,0,0.5);
    transition: all 0.3s;
}
.leather-tag-btn:hover {
    background: #4e342e;
    transform: translateY(-1px);
}
/* 縫い目 */
.leather-tag-btn::before {
    content: '';
    position: absolute;
    top: 3px; left: 3px; right: 3px; bottom: 3px;
    border: 1px dashed #5d4037;
    opacity: 0.5;
}