#audiobooksSection,#ebooksSection{margin-bottom:var(--space-lg)}.store-empty-message,.store-error-message{grid-column:1/-1;text-align:center;padding:2rem;color:var(--muted)}.store-error-message{color:var(--danger)}.store-retry-link{color:var(--brass)}.bk-search-wrap{margin:var(--space-md) 0 var(--space-sm)}.bk-search{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--r);padding:12px 14px}.bk-search svg{width:18px;height:18px;stroke:var(--muted);fill:none;stroke-width:2;flex:0 0 auto}.bk-search input{border:none;outline:none;background:none;font-size:15px;color:var(--ink);width:100%;padding:0}.bk-search input::placeholder{color:var(--muted)}.bk-seg{display:flex;gap:6px;margin-top:12px;background:#ebe6da;border:1px solid var(--border);border-radius:var(--r);padding:4px}.bk-seg button{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;font-size:13px;font-weight:600;color:var(--ink-soft);background:none;border:none;padding:9px 6px;border-radius:8px;cursor:pointer}.bk-seg button svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2.2}.bk-seg button.on{background:var(--esp-1);color:var(--cream)}.bk-seg button.on svg{stroke:var(--brass-2)}.bk-empty{padding:34px 16px;text-align:center;color:var(--muted)}.bk-empty b{color:var(--ink)}.bk-hidden{display:none!important}.bk-hero{display:flex;gap:20px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:20px;margin:var(--space-md) 0 var(--space-lg);text-decoration:none;color:var(--ink);box-shadow:var(--sh);transition:transform .2s ease,box-shadow .2s ease}.bk-hero:hover{transform:translateY(-3px);box-shadow:var(--sh-lg)}.bk-hero-cover{flex:0 0 auto;width:120px;aspect-ratio:2/3;border-radius:8px;overflow:hidden;box-shadow:var(--sh-cover);background:var(--gradient-cover-fallback)}.bk-hero-cover img{width:100%;height:100%;object-fit:cover}.bk-hero-info{flex:1;min-width:0}.bk-hero-kicker{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--brass);font-weight:600}.bk-hero-title{font-family:var(--font-display);font-size:23px;font-weight:600;line-height:1.15;margin:8px 0 3px}.bk-hero-author{font-size:13px;color:var(--muted)}.bk-hero-cta{display:flex;align-items:center;gap:14px;margin-top:15px;flex-wrap:wrap}.bk-hero-price{font-family:var(--font-display);font-size:21px;font-weight:600;color:var(--brass)}.bk-hero-btn{background:linear-gradient(135deg,var(--esp-1),var(--esp-2));color:var(--cream);font-size:14px;font-weight:600;padding:10px 16px;border-radius:var(--r)}@media (max-width:480px){.bk-hero{flex-direction:column;text-align:center;align-items:center}.bk-hero-cta{justify-content:center}.bk-hero-cover{width:140px}}