.obuke-detail-page .obuke-detail-hero{padding:4rem 0 2.5rem}.obuke-back-link{display:inline-block;margin-bottom:1rem;font-size:1.1rem;color:var(--golden-primary);text-decoration:none;transition:color .2s ease}.obuke-back-link:hover{color:var(--golden-secondary,#b8962e);text-decoration:underline}.obuke-detail-content{padding:2.5rem 0 4rem;background:#fff}.obuke-detail-content--reverse .obuke-detail-container{direction:rtl}.obuke-detail-content--reverse .obuke-detail-container>*{direction:ltr}.obuke-detail-container{display:grid;grid-template-columns:1fr 1fr;gap:2.5rem;align-items:start;max-width:1100px;margin:0 auto}.obuke-detail-text h2{font-size:1.85rem;font-weight:700;color:#1a1a1a;margin:0 0 1rem;padding-bottom:.5rem;border-bottom:2px solid var(--golden-primary)}.obuke-detail-text h3{font-size:1.45rem;font-weight:600;color:#333;margin:1.5rem 0 .5rem}.obuke-detail-intro{line-height:1.75}.obuke-detail-intro,.obuke-detail-list{font-size:1.15rem;color:#444;margin:0 0 1.25rem}.obuke-detail-list{padding-left:1.5rem;line-height:1.9}.obuke-detail-note{font-size:1.15rem;line-height:1.8;color:#444;margin:0 0 1rem}.obuke-detail-contact{margin-top:1.25rem;font-size:1.15rem;font-weight:600}.obuke-detail-contact a{color:var(--golden-primary);text-decoration:none}.obuke-detail-contact a:hover{text-decoration:underline}.obuke-detail-image-column{display:flex;flex-direction:column;gap:1rem}.obuke-detail-image-wrap{border-radius:12px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.12)}.obuke-detail-image{width:100%;height:auto;min-height:260px;-o-object-fit:cover;object-fit:cover;-o-object-position:center;object-position:center;display:block}.obuke-detail-main-image-container{position:relative;width:100%;aspect-ratio:1;overflow:hidden;border-radius:12px;background:#f8f9fa}.obuke-detail-main-image{width:100%;height:100%;min-height:0;-o-object-fit:contain;object-fit:contain;display:block}.obuke-detail-nav-btn{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.9);color:#1a1a1a;border:2px solid rgba(0,0,0,.2);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:700;cursor:pointer;transition:all .25s ease;z-index:10;-webkit-user-select:none;-moz-user-select:none;user-select:none}.obuke-detail-nav-btn:hover{border-color:var(--golden-primary);color:var(--golden-primary);transform:translateY(-50%) scale(1.1);box-shadow:0 4px 15px rgba(254,228,141,.4)}.obuke-detail-nav-btn:active{transform:translateY(-50%) scale(.95)}.obuke-detail-nav-prev{left:1rem}.obuke-detail-nav-next{right:1rem}.obuke-detail-thumbnails{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}.obuke-detail-thumb{width:64px;height:64px;border-radius:8px;overflow:hidden;padding:0;border:3px solid rgba(0,0,0,0);background:#f0f0f0;cursor:pointer;transition:all .25s ease;flex-shrink:0}.obuke-detail-thumb img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;display:block}.obuke-detail-thumb:hover{border-color:rgba(0,0,0,.2)}.obuke-detail-thumb.active{border-color:var(--golden-primary);box-shadow:0 0 0 1px var(--golden-primary)}@media(max-width:768px){.obuke-detail-container{grid-template-columns:1fr;gap:1.5rem}.obuke-detail-content--reverse .obuke-detail-container{direction:ltr}.obuke-detail-image-column{order:-1}.obuke-detail-nav-btn{width:36px;height:36px;font-size:1.5rem}.obuke-detail-nav-prev{left:.5rem}.obuke-detail-nav-next{right:.5rem}.obuke-detail-thumb{width:56px;height:56px}}