/* ===== Book cards / grid ===== */
.book-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 22px}
.listing .book-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.book-card{height:100%;display:flex;flex-direction:column;background:transparent}
.book-cover{position:relative;aspect-ratio:3/4.1;border-radius:var(--radius-md);overflow:hidden;background:var(--secondary-color);box-shadow:var(--shadow-sm);transition:box-shadow .3s var(--ease),transform .3s var(--ease)}
.book-cover img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s var(--ease)}
.book-card:hover .book-cover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.book-card:hover .book-cover img{transform:scale(1.04)}
.book-card.is-out .book-cover img{filter:grayscale(.7);opacity:.75}
.badge-x{position:absolute;top:10px;left:10px;font-size:.66rem;font-weight:700;letter-spacing:.08em;padding:4px 9px;border-radius:6px;background:var(--primary-color);color:#fff;z-index:2}
.b-new{background:#1a7f4b}.b-bestseller{background:var(--accent-color);color:#1a1205}.b-sale{background:#b3261e}.b-featured{background:var(--primary-color)}.b-limited{background:#5b2a86}
.wish-btn{position:absolute;top:8px;right:8px;width:36px;height:36px;border-radius:50%;border:0;background:rgba(255,255,255,.95);display:grid;place-items:center;color:var(--primary-color);box-shadow:var(--shadow-sm);z-index:2;transition:transform .2s,color .2s}
.wish-btn:hover{transform:scale(1.1)}.wish-btn.on{color:#c0392b}.wish-btn.on i::before{content:"\f415"}
.quick-btn{position:absolute;left:10px;right:10px;bottom:10px;background:rgba(255,255,255,.96);border:0;border-radius:8px;padding:9px;font-size:.82rem;font-weight:600;color:var(--primary-color);opacity:0;transform:translateY(8px);transition:opacity .25s,transform .25s var(--ease);z-index:2}
.book-card:hover .quick-btn,.quick-btn:focus-visible{opacity:1;transform:none}
@media (hover:none){.quick-btn{display:none}}
.book-info{padding-top:14px;display:flex;flex-direction:column;flex:1}
.book-title{font-size:1.02rem;margin:0 0 3px;line-height:1.3;font-family:var(--font-heading)}.book-title a{color:var(--text-color)}.book-title a:hover{color:var(--accent-color)}
.book-author{font-size:.85rem;color:var(--muted-color);margin:0 0 6px}.book-author a{color:inherit}.book-author a:hover{color:var(--accent-color)}
.stars{color:var(--accent-color);font-size:.8rem;display:flex;align-items:center;gap:2px;margin-bottom:4px}.stars span{color:var(--muted-color);margin-left:4px}.stars.lg{font-size:.95rem;margin:8px 0}
.price-row{display:flex;align-items:baseline;flex-wrap:wrap;gap:8px}.price{font-weight:700;font-size:1.12rem;color:var(--primary-color)}
.price-old{color:var(--muted-color);font-size:.88rem}.disc{font-size:.76rem;font-weight:700;color:#b3261e;background:#fdecea;padding:2px 7px;border-radius:6px}
.price-row.lg .price{font-size:2rem}.price-row.lg .price-old{font-size:1.1rem}.price-row.lg .disc{font-size:.85rem}
.stock{font-size:.78rem;margin:6px 0 10px}.stock-in{color:#1a7f4b}.stock-low{color:#b26a00}.stock-out{color:#b3261e}
.card-actions{margin-top:auto;display:flex;gap:8px}.card-actions .btn{flex:1;padding:8px 10px;font-size:.84rem}

/* ===== Categories ===== */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cat-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s,border-color .3s}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--accent-color)}
.cat-img{aspect-ratio:16/9;background:linear-gradient(135deg,var(--secondary-color),#efe5d1);display:grid;place-items:center;overflow:hidden}
.cat-img i{font-size:2.6rem;color:var(--primary-color);opacity:.75}.cat-img img{width:100%;height:100%;object-fit:cover}
.cat-body{padding:14px 16px;display:flex;justify-content:space-between;align-items:center;gap:8px}.cat-body strong{font-family:var(--font-heading);color:var(--text-color)}.cat-body small{color:var(--muted-color)}

/* ===== Listing / filters ===== */
.sticky-side{position:sticky;top:130px}
.filters{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:18px}
.filters-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.filters-head h2{font-size:1.1rem;margin:0}.clear{font-size:.8rem;color:#b3261e}
.filters fieldset{border:0;padding:12px 0;margin:0;border-top:1px solid var(--border-color)}.filters legend{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-color);font-weight:600;float:none;width:auto;margin-bottom:8px;padding:0}
.filters select,.filters input[type=number],.sort select{width:100%;border:1px solid var(--border-color);border-radius:8px;padding:8px 10px;font-size:.9rem;background:#fff;color:var(--text-color)}
.filters .range{display:flex;align-items:center;gap:8px}.opt{display:flex;align-items:center;gap:8px;font-size:.9rem;padding:3px 0;cursor:pointer}
.toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:22px;padding-bottom:14px;border-bottom:1px solid var(--border-color)}
.toolbar .count{margin:0;color:var(--muted-color);font-size:.9rem}.sort{display:flex;align-items:center;gap:8px}.sort label{font-size:.85rem;color:var(--muted-color);white-space:nowrap}.sort select{width:auto}
.pager ul{list-style:none;display:flex;justify-content:center;gap:6px;padding:0;margin:40px 0 0;flex-wrap:wrap}
.pager a,.pager span{min-width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--border-color);border-radius:10px;font-size:.9rem;color:var(--text-color);padding:0 8px}
.pager a:hover{border-color:var(--primary-color)}.pager .cur{background:var(--primary-color);border-color:var(--primary-color);color:#fff}.pager .dis{opacity:.4}.pager .dots{border:0}
.author-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:18px}
.author-card{display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;padding:22px 14px;background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);transition:transform .25s var(--ease),box-shadow .25s}.author-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.author-card img,.avatar-lg{width:84px;height:84px;border-radius:50%;object-fit:cover}.avatar-lg{display:grid;place-items:center;background:var(--primary-color);color:var(--secondary-color);font-family:var(--font-heading);font-size:2rem}
.author-card strong{color:var(--text-color)}.author-card small{color:var(--muted-color)}
.author-head{display:flex;gap:24px;align-items:center}.author-photo{width:120px;height:120px;border-radius:50%;object-fit:cover;flex-shrink:0}.author-head .avatar-lg{width:120px;height:120px;font-size:3rem}.bio{max-width:680px;margin-top:12px!important;color:var(--text-color)!important}

/* ===== Product page ===== */
.product{padding-bottom:40px}
.gallery-main{position:relative;background:var(--secondary-color);border-radius:var(--radius-lg);overflow:hidden;aspect-ratio:3/4;display:grid;place-items:center}
.gallery-open{border:0;background:none;padding:0;width:100%;height:100%;cursor:zoom-in}.gallery-main img{width:100%;height:100%;object-fit:contain;padding:6%;transition:transform .4s var(--ease)}.gallery-open:hover img{transform:scale(1.03)}
.g-nav{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:50%;border:0;background:rgba(255,255,255,.92);box-shadow:var(--shadow-sm);display:grid;place-items:center}.g-nav.prev{left:12px}.g-nav.next{right:12px}
.thumbs{display:flex;gap:10px;margin-top:12px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}
.thumb{flex:0 0 72px;height:96px;border:2px solid transparent;border-radius:10px;padding:0;overflow:hidden;background:var(--secondary-color);opacity:.7;transition:opacity .2s,border-color .2s}.thumb.active,.thumb:hover{opacity:1;border-color:var(--accent-color)}.thumb img{width:100%;height:100%;object-fit:cover}
.buy-box .eyebrow{margin-bottom:10px}.p-title{margin:0 0 6px}.p-author{font-size:1.05rem;color:var(--muted-color);margin-bottom:8px}.p-short{color:var(--muted-color);margin:12px 0 18px;line-height:1.65}
.order-panel{background:var(--secondary-color);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px;margin-top:6px}
.qty-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:16px}.qty-row label{font-weight:600;font-size:.9rem}.line-total{margin-left:auto;font-size:.95rem;color:var(--muted-color)}.line-total strong{color:var(--primary-color);font-size:1.15rem}
.qty{display:inline-flex;border:1.5px solid var(--border-color);border-radius:10px;background:#fff;overflow:hidden}.qty button{width:40px;border:0;background:transparent;font-size:1.2rem;color:var(--primary-color)}.qty button:hover{background:var(--secondary-color)}
.qty input{width:52px;border:0;text-align:center;font-weight:600;font-size:1rem;-moz-appearance:textfield;background:#fff;color:var(--text-color)}.qty input::-webkit-outer-spin-button,.qty input::-webkit-inner-spin-button{-webkit-appearance:none}
.order-note{font-size:.82rem;color:var(--muted-color);margin:10px 0 0;text-align:center}.order-note i{color:#1a7f4b}
.p-tabs{margin-top:56px}.tab-list{list-style:none;display:flex;gap:4px;padding:0;margin:0 0 24px;border-bottom:1px solid var(--border-color);overflow-x:auto}
.tab-list button{background:none;border:0;padding:14px 20px;font-weight:600;color:var(--muted-color);border-bottom:3px solid transparent;margin-bottom:-1px;white-space:nowrap}.tab-list button.active{color:var(--primary-color);border-color:var(--accent-color)}
.specs{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;max-width:820px;margin:0}.specs>div{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--border-color)}.specs dt{color:var(--muted-color);font-weight:500}.specs dd{margin:0;font-weight:600;text-align:right}
.related{margin-top:70px}
.sticky-order{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--border-color);padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;z-index:1025;box-shadow:0 -6px 20px rgba(0,0,0,.08)}
.sticky-order small{display:block;color:var(--muted-color);font-size:.75rem;max-width:52vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sticky-order strong{font-size:1.1rem;color:var(--primary-color)}
.lightbox{position:fixed;inset:0;background:rgba(10,15,13,.94);z-index:2500;display:grid;place-items:center;padding:24px}.lightbox[hidden]{display:none}
.lightbox img{max-width:100%;max-height:90vh;object-fit:contain;border-radius:8px}.lb-close,.lb-nav{position:absolute;background:rgba(255,255,255,.12);color:#fff;border:0;width:46px;height:46px;border-radius:50%;font-size:1.3rem;display:grid;place-items:center}.lb-close{top:18px;right:18px}.lb-nav{top:50%;transform:translateY(-50%)}.lb-nav.prev{left:18px}.lb-nav.next{right:18px}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.review-card{margin:0;background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:22px;display:flex;flex-direction:column;gap:12px}.review-card blockquote{margin:0;font-size:.98rem;line-height:1.65;flex:1}
.review-card figcaption{display:flex;align-items:center;gap:12px}.review-card figcaption strong{display:block;font-size:.92rem}.review-card figcaption small{color:var(--muted-color)}
.review-card img,.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover}.avatar{display:grid;place-items:center;background:var(--primary-color);color:var(--secondary-color);font-weight:700}
.qty-row+.js-order{margin-top:2px}
.quick-title{font-size:1.6rem}

/* ===== Responsive ===== */
@media (max-width:1199.98px){.book-grid{grid-template-columns:repeat(3,1fr)}.cat-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:991.98px){.listing .book-grid{grid-template-columns:repeat(3,1fr)}.review-grid{grid-template-columns:repeat(2,1fr)}.product{padding-bottom:90px}}
@media (max-width:767.98px){.book-grid,.listing .book-grid{grid-template-columns:repeat(2,1fr);gap:22px 14px}.cat-grid{grid-template-columns:repeat(2,1fr);gap:12px}.review-grid{grid-template-columns:1fr}.specs{grid-template-columns:1fr}.author-head{flex-direction:column;align-items:flex-start}.price-row.lg .price{font-size:1.7rem}.card-actions .btn-ghost{display:none}.wa-float{bottom:78px}}
@media (max-width:389.98px){.book-grid,.listing .book-grid{gap:18px 10px}.book-title{font-size:.94rem}.price{font-size:1rem}}

/* ===== Order form / success / contact ===== */
#orderModal .form-label{font-size:.85rem;font-weight:600;margin-bottom:4px}
#orderModal .form-control{border-color:var(--border-color);border-radius:8px;padding:9px 12px;font-size:.92rem}
#orderModal .form-control:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px rgba(194,138,50,.15)}
#orderModal .modal-content{border-radius:var(--radius-lg);border:0}
.order-success{text-align:center;padding-top:20px}
.success-badge{font-size:3.5rem;color:#1a7f4b;margin-bottom:10px}
.order-id{font-size:1.1rem;color:var(--muted-color)}.order-id strong{color:var(--primary-color)}
.order-recap{background:var(--secondary-color);border:1px solid var(--border-color);border-radius:var(--radius-md);padding:20px 24px;margin:24px auto 0;max-width:420px;text-align:left}
.order-recap .row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--border-color);margin:0}
.order-recap .row:last-child{border-bottom:0}.order-recap span{color:var(--muted-color);font-size:.9rem}
.status-pill{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.78rem;background:#fff3cd;color:#8a6300}
.status-confirmed,.status-processing{background:#e0f0ff;color:#0a5590}.status-delivered{background:#e8f6ee;color:#14683b}.status-cancelled{background:#fdecea;color:#8a1f17}.status-shipped{background:#eee5fb;color:#4b2a86}
.contact-info{list-style:none;padding:0;margin:0 0 20px}.contact-info li{display:flex;gap:12px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--border-color)}.contact-info i{color:var(--accent-color);font-size:1.1rem;margin-top:2px}
.contact-form .form-label{font-size:.85rem;font-weight:600}.contact-form .form-control{border-color:var(--border-color);border-radius:8px;padding:10px 12px}.contact-form .form-control:focus{border-color:var(--accent-color);box-shadow:0 0 0 3px rgba(194,138,50,.15)}