:root{--ink:#152325;--muted:#647477;--teal:#073c43;--accent:#c85d32;--line:#dce4e4;--paper:#fff;--wash:#f3f7f7;--serif:"Noto Serif SC","Songti SC",SimSun,serif;font-family:Inter,"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);font-size:16px;background:var(--paper)}
[hidden]{display:none!important}
@media(max-width:700px){.book-card .book-title{font-size:14px}.book-card .book-category,.book-card .book-author,.book-card .book-price small,.cover-link .book-new{font-size:12px}.card-actions button{font-size:14px}.card-actions button:last-child{flex:0 0 34px}.card-actions button:last-child .icon{width:19px;height:19px}}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button,a{cursor:pointer}button{color:inherit}a{color:inherit;text-decoration:none}button{border:0;background:none}img{max-width:100%;display:block}button:disabled{opacity:.55;cursor:not-allowed}:focus-visible{outline:3px solid #f3ac65;outline-offset:3px}h1,h2,h3,p{margin:0}h2{font-size:26px;font-weight:650}h3{font-size:20px}small,.meta{font-size:13px;color:var(--muted)}.container{max-width:1240px;margin:0 auto;padding:0 36px}.topbar{height:84px;display:flex;align-items:center;gap:40px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;white-space:nowrap;font-size:23px;letter-spacing:1px;font-family:var(--serif);font-weight:700}.brand-mark{background:var(--teal);color:#fff;width:42px;height:42px;display:grid;place-items:center;border-radius:50%}.icon{width:20px;height:20px;vertical-align:middle;flex-shrink:0;display:inline-block}.brand-mark .icon{width:24px;height:24px}.topnav{display:flex;align-items:center;gap:30px;margin-left:auto}.navlink{font-size:14px;display:flex;align-items:center;gap:7px;padding:30px 0;position:relative;white-space:nowrap}.navlink.active{color:var(--teal);font-weight:650}.navlink.active:after{content:"";position:absolute;bottom:0;height:3px;left:0;right:0;background:var(--teal)}.count{font-size:11px;color:#fff;background:var(--accent);border-radius:20px;padding:2px 5px;margin-left:-5px}.account-link{padding:8px 15px;background:var(--wash);border-radius:5px;font-size:14px}.hero{height:256px;margin-top:25px;border-radius:7px;position:relative;overflow:hidden;background-color:#082b32;background-size:cover;background-position:center}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#062f35aa,transparent 90%)}.hero-copy{position:relative;z-index:1;color:#fff;padding:52px 50px}.hero-copy small{color:#d3e3e3;letter-spacing:4px;font-size:12px}.hero h1{font-family:var(--serif);font-size:52px;font-weight:500;letter-spacing:7px;margin-top:16px}.hero-line{margin-top:26px;width:52px;height:2px;background:#caad78}.notice{margin:22px 0 18px;display:flex;gap:18px;align-items:center;padding:16px 18px;background:#eff5f5;border:1px solid #d8e4e3;border-radius:5px}.notice-label{display:flex;align-items:center;gap:9px;white-space:nowrap;font-weight:600;font-size:14px;color:var(--teal)}.notice-text{font-size:14px;line-height:1.7;flex:1}.search-wrap{position:relative}.searchbox{display:flex;height:55px;border:1px solid #98b2b4;border-radius:5px;background:#fff;box-shadow:0 3px 10px #08313a06}.category-toggle{display:flex;align-items:center;justify-content:center;gap:9px;min-width:128px;padding:0 20px;font-size:15px;border-right:1px solid var(--line)}.searchbox input{border:0;min-width:0;outline:none;flex:1;background:none;padding:0 18px;font-size:15px}.searchbtn{background:var(--teal);color:#fff;display:flex;align-items:center;justify-content:center;gap:8px;min-width:96px;border-radius:0 4px 4px 0;font-size:15px}.category-menu{position:absolute;top:62px;left:0;width:650px;background:#fff;z-index:10;border:1px solid var(--line);border-radius:7px;box-shadow:0 12px 40px #1235361c;padding:22px;display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.category-menu button{text-align:left;padding:12px;border-radius:4px;font-size:14px}.category-menu button:hover{background:var(--wash);color:var(--teal)}.search-bottom{display:flex;align-items:center;gap:10px;justify-content:space-between;margin:12px 0 31px;font-size:13px;color:var(--muted)}.share-inline{display:flex;gap:7px;align-items:center;font-size:13px}.section{margin:28px 0 45px}.section-head{display:flex;align-items:flex-end;gap:16px;margin-bottom:25px;border-bottom:1px solid var(--line);padding-bottom:15px}.section-head h2{font-family:var(--serif);font-size:28px;letter-spacing:1px;font-weight:600}.section-head .eyebrow{font-family:Arial;font-size:11px;letter-spacing:2px;color:var(--muted);display:block;margin-top:6px}.section-head>small{margin-left:auto}.section-head .text-button{margin-left:auto;font-size:14px;color:var(--teal)}.section-head.featured{border-bottom:2px solid var(--teal)}.book-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:32px 27px}.book-card{min-width:0}.cover-link{display:block;position:relative;background:#eff2f1;border-radius:3px;overflow:hidden;box-shadow:3px 4px 7px #17383916;transition:transform .2s,box-shadow .2s}.cover-link:hover{transform:translateY(-4px);box-shadow:3px 10px 18px #17383922}.cover-link img{width:100%;height:auto;aspect-ratio:2/3;object-fit:cover}.cover-link .book-new{position:absolute;left:0;top:11px;padding:5px 10px;background:var(--teal);color:#fff;font-size:11px;letter-spacing:1px;border-radius:0 3px 3px 0}.book-category{margin-top:14px;color:var(--teal);font-size:12px}.book-title{font-size:16px;font-weight:600;margin-top:6px;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.book-author{font-size:12px;color:var(--muted);margin:5px 0 12px}.book-price{display:flex;align-items:baseline;gap:8px;font-size:18px;font-weight:600;color:var(--accent);margin-bottom:11px}.book-price small{font-weight:400;color:var(--muted);font-size:12px}.card-actions{display:flex;gap:7px}.card-actions button{display:flex;align-items:center;justify-content:center;gap:5px;font-size:13px;border-radius:4px;padding:9px 5px;border:1px solid #cad5d4;flex:1;white-space:nowrap}.card-actions button:last-child{background:var(--teal);border-color:var(--teal);color:#fff}.card-actions .icon{width:16px;height:16px}.pagination{display:flex;justify-content:center;gap:10px;margin:35px 0}.pagination button{border:1px solid var(--line);border-radius:4px;padding:8px 13px;font-size:14px}.pagination button.active{background:var(--teal);color:#fff}.category-tags{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px}.category-tags button{font-size:13px;padding:7px 13px;background:var(--wash);border:1px solid transparent;border-radius:20px}.category-tags button.active{background:var(--teal);color:#fff}.float-tools{position:fixed;right:22px;bottom:25px;z-index:20;display:grid;gap:9px}.float-tools button{box-shadow:0 3px 14px #0a39431a;border:1px solid var(--line);background:#fff;border-radius:7px;display:flex;flex-direction:column;align-items:center;gap:5px;padding:13px 12px;font-size:12px}.float-tools button:first-child{background:var(--teal);color:#fff;border-color:var(--teal)}.footer{padding:30px 0;border-top:1px solid var(--line);background:var(--wash);margin-top:65px}.footer-inner{display:flex;gap:20px;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted)}.footer a{font-size:13px}.page-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:35px 0}.page-head h1{font-family:var(--serif);font-size:34px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:5px;background:var(--teal);color:#fff;font-size:14px;border:1px solid var(--teal);font-weight:500}.button.secondary{background:#fff;color:var(--ink);border-color:var(--line)}.button.accent{background:var(--accent);border-color:var(--accent)}.button.danger{background:#fff;border-color:#e9c8c2;color:#a63826}.text-button{font-size:14px;color:var(--teal);padding:8px 0}.breadcrumb{font-size:13px;color:var(--muted);margin:28px 0;display:flex;gap:10px;align-items:center;flex-wrap:wrap}.detail-layout{display:grid;grid-template-columns:265px minmax(0,1fr) 238px;gap:36px;align-items:start}.detail-cover{border-radius:5px;box-shadow:6px 10px 24px #12343619;width:100%;aspect-ratio:2/3;object-fit:cover}.detail-info h1{font-family:var(--serif);font-weight:600;font-size:30px;line-height:1.6;margin-bottom:16px}.detail-author{font-size:14px;color:var(--teal);margin:10px 0 24px}.detail-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;font-size:14px;line-height:1.6;padding:20px 0;border-top:1px solid var(--line)}.detail-meta span{color:var(--muted);display:block;font-size:12px;margin-bottom:3px}.detail-tabs{display:flex;gap:28px;border-bottom:1px solid var(--line);margin-top:25px}.detail-tabs button{padding:13px 0;font-size:15px}.detail-tabs button.active{border-bottom:2px solid var(--teal);font-weight:600}.rich-text{line-height:1.9;font-size:15px;white-space:pre-wrap;word-break:break-word;margin:23px 0}.buy-box{border:1px solid var(--line);padding:24px;border-radius:8px;box-shadow:0 5px 20px #16383d07;position:sticky;top:25px}.buy-box .price{font-size:30px;font-weight:650;color:var(--accent);margin:9px 0 23px}.buy-box .button{width:100%;margin-bottom:11px;padding:13px 6px}.delivery-note{border-top:1px solid var(--line);font-size:12px;line-height:1.8;color:var(--muted);padding-top:15px;margin-top:7px}.detail-cover-wrap .text-button{width:100%;margin-top:15px}.related{margin-top:60px}.cart-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:32px}.cart-list,.order-list{display:grid;gap:18px}.cart-row{border-bottom:1px solid var(--line);display:flex;gap:18px;padding:20px 0;align-items:center}.cart-row img{width:74px;aspect-ratio:2/3;object-fit:cover;border-radius:3px}.cart-row .book-info{flex:1;min-width:0}.cart-row .price{font-size:19px;color:var(--accent);font-weight:600}.cart-row .meta{margin-top:8px}.summary{background:var(--wash);padding:25px;border:1px solid var(--line);border-radius:7px;align-self:start}.summary h3{margin-bottom:25px}.summary-line{display:flex;justify-content:space-between;font-size:14px;margin:20px 0}.summary-total{border-top:1px solid var(--line);padding:20px 0;display:flex;justify-content:space-between;align-items:center;font-weight:600}.summary-total span:last-child{color:var(--accent);font-size:25px}.summary .button{width:100%}.empty{padding:70px 20px;text-align:center;background:var(--wash);border:1px solid var(--line);border-radius:7px}.empty>.icon{width:42px;height:42px;color:var(--muted);margin-bottom:20px}.empty h3{margin-bottom:13px}.empty p{font-size:14px;color:var(--muted);margin-bottom:24px;line-height:1.8}.loading{padding:90px;text-align:center;color:var(--muted)}.order-card{border:1px solid var(--line);border-radius:7px;overflow:hidden}.order-top{display:flex;align-items:center;justify-content:space-between;gap:15px;background:var(--wash);padding:15px 20px;font-size:13px}.badge{font-size:12px;padding:4px 10px;border-radius:20px;background:#eef4f3;color:var(--teal);white-space:nowrap}.badge.pending{color:#a55922;background:#fff1dd}.badge.refunded,.badge.cancelled{background:#f2f2f2;color:#687475}.order-item{display:flex;align-items:center;gap:18px;padding:20px}.order-item img{width:60px;aspect-ratio:2/3;object-fit:cover}.order-item .book-info{flex:1}.order-item .book-info .meta{margin-top:8px}.order-bottom{padding:15px 20px;border-top:1px solid var(--line);display:flex;gap:14px;align-items:center;justify-content:flex-end}.delivery{background:#eff6f4;border:1px solid #d9e8e3;border-radius:5px;margin:0 20px 20px;padding:15px;font-size:14px;line-height:1.8}.delivery .copy-row{display:flex;gap:12px;align-items:center;margin-top:9px;flex-wrap:wrap}.delivery code{background:#fff;padding:4px 10px;letter-spacing:3px;font-size:15px;border:1px solid var(--line)}.delivery a{word-break:break-all;color:var(--teal)}.wallet-cards{display:grid;grid-template-columns:2fr 1fr 1fr;gap:20px;margin-bottom:25px}.wallet-card{background:var(--wash);border:1px solid var(--line);padding:27px;border-radius:7px}.wallet-card:first-child{background:var(--teal);color:#fff;border-color:var(--teal)}.wallet-card small{font-size:14px}.wallet-card:first-child small{color:#d5e7e7}.wallet-card strong{font-size:34px;display:block;margin-top:15px}.invitation-box{padding:24px;border:1px solid var(--line);border-radius:7px;display:flex;align-items:center;gap:20px;margin:28px 0}.invitation-box>div{flex:1}.invitation-box h3{margin-bottom:10px}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:7px}table{width:100%;border-collapse:collapse;text-align:left;font-size:14px}th{padding:15px;background:var(--wash);font-weight:500;white-space:nowrap;color:var(--muted)}td{padding:15px;border-top:1px solid var(--line);line-height:1.6}td .text-button{margin-right:12px}td input{max-width:90px}.ledger-amount{font-weight:600;color:var(--teal)}.ledger-amount.minus{color:#98633f}.admin-shell{display:grid;grid-template-columns:185px minmax(0,1fr);gap:30px;margin-top:32px;min-height:70vh}.admin-nav{border:1px solid var(--line);border-radius:6px;align-self:start;padding:18px 12px;display:grid;gap:5px}.admin-nav a{display:flex;gap:10px;align-items:center;padding:12px;border-radius:4px;font-size:14px}.admin-nav a.active{background:var(--teal);color:#fff}.admin-nav .brand{font-size:17px;margin:8px 0 20px}.admin-content .page-head{margin-top:0}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:25px}.stats>div{padding:22px 18px;border:1px solid var(--line);border-radius:6px}.stats strong{font-size:28px;display:block;margin-top:12px}.admin-cover{width:37px;aspect-ratio:2/3;object-fit:cover}.admin-title{display:flex;align-items:center;gap:12px;min-width:180px}.form-panel{border:1px solid var(--line);border-radius:7px;padding:26px;margin-bottom:24px}.form-panel h3{padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:22px;font-size:18px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.field{display:grid;gap:8px;font-size:14px;min-width:0}.field.wide{grid-column:1/-1}.field input,.field select,.field textarea{border:1px solid #cbd6d6;border-radius:4px;background:#fff;padding:11px 12px;width:100%;color:var(--ink);min-width:0}.field textarea{resize:vertical;min-height:100px;line-height:1.7}.field small{line-height:1.7;font-size:12px}.check-field{display:flex;align-items:center;gap:8px;line-height:1.7;font-size:14px}.check-field input{width:17px;height:17px;accent-color:var(--teal)}.form-actions{display:flex;gap:12px;padding-top:15px}.upload-row{display:flex;gap:10px;align-items:center}.upload-row img{width:58px;height:78px;object-fit:cover;border-radius:3px}.upload-row input[type=file]{font-size:13px;border:0;padding:8px 0}.upload-row .button{white-space:nowrap}.admin-notice{padding:17px;border:1px solid #dddec7;background:#f9f9ed;font-size:14px;line-height:1.8;border-radius:5px;margin-bottom:22px}dialog{border:1px solid var(--line);border-radius:10px;max-width:640px;width:calc(100% - 36px);padding:0;color:var(--ink);box-shadow:0 20px 70px #12343844}dialog::backdrop{background:#102a31aa;backdrop-filter:blur(2px)}.modal-header{padding:20px 25px;border-bottom:1px solid var(--line);display:flex;gap:20px;align-items:center;justify-content:space-between}.modal-header h3{font-size:20px}.modal-close{padding:5px}.modal-body{padding:25px;max-height:75vh;overflow-y:auto}.modal-body .rich-text{margin-top:0}.modal-body .field{margin-bottom:20px}.modal-body img.qr{width:180px;margin:15px auto}.modal-body .button{margin:8px 8px 0 0}.modal-body .qr-area{text-align:center}.modal-body .qr-area canvas{display:block;margin:10px auto}.modal-body iframe{height:55vh;width:100%;border:1px solid var(--line)}.modal-body .payment-options{display:grid;gap:13px}.payment-option{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--line);padding:15px;border-radius:5px}.payment-option .meta{display:block;margin-top:5px}.payment-option .button{margin:0;padding:9px 15px}.share-link{padding:12px;border:1px solid var(--line);background:var(--wash);border-radius:5px;font-size:13px;word-break:break-all;margin:17px 0}#toast{position:fixed;bottom:32px;left:50%;transform:translate(-50%,12px);background:#163b40;color:#fff;padding:13px 22px;border-radius:6px;z-index:100;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;font-size:14px;max-width:85%;text-align:center}#toast.show{opacity:1;transform:translate(-50%,0)}.error-message{color:#9f3522;background:#fff2ed;border:1px solid #eacdc4;padding:16px;border-radius:5px;line-height:1.8;font-size:14px;margin:20px 0}.inline-error{color:#a13220;font-size:14px;margin:14px 0;line-height:1.6}.mobile-buy{display:none}.service-detail{padding:15px;border:1px solid var(--line);border-radius:5px;margin:14px 0;line-height:1.8}.longurl{word-break:break-all}.preview-title{font-family:var(--serif);font-size:28px;text-align:center;margin:0 0 25px}.preview-body{font-family:var(--serif);font-size:17px;line-height:2.1;white-space:pre-wrap}.preview-caption{margin-top:25px;color:var(--muted);font-size:12px;border-top:1px solid var(--line);padding-top:15px}
@media(max-width:1000px){.container{padding:0 25px}.topbar{gap:20px}.topnav{gap:20px}.book-grid{gap:25px 18px}.card-actions{gap:4px}.card-actions button{font-size:12px}.detail-layout{grid-template-columns:220px minmax(0,1fr);gap:30px}.buy-box{grid-column:2;position:static;grid-row:2}.detail-info{grid-column:2;grid-row:1}.detail-cover-wrap{grid-column:1;grid-row:1/span 2}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:700px){.container{padding:0 16px}.topbar{height:auto;min-height:68px;gap:10px;flex-wrap:wrap;padding-top:12px;padding-bottom:0}.brand{font-size:19px;gap:8px}.brand-mark{width:32px;height:32px}.brand-mark .icon{width:19px;height:19px}.topnav{margin-left:auto;gap:15px}.navlink{font-size:13px;padding:14px 0}.navlink .icon{width:18px;height:18px}.navlink.orders-nav{display:none}.account-link{font-size:12px;padding:7px}.hero{height:184px;margin-top:17px;background-position:60%}.hero-copy{padding:34px 25px}.hero h1{font-size:34px;letter-spacing:3px}.hero-copy small{font-size:10px;letter-spacing:2px}.hero-line{margin-top:19px}.notice{padding:12px;gap:10px;align-items:start;margin:15px 0}.notice-label{font-size:12px;padding-top:2px}.notice-label .icon{width:15px;height:15px}.notice-text{font-size:12px;line-height:1.7}.searchbox{height:48px}.category-toggle{min-width:81px;padding:0 10px;font-size:13px;gap:5px}.category-toggle .icon{width:16px;height:16px}.searchbox input{font-size:13px;padding:0 10px}.searchbtn{min-width:49px}.searchbtn span{display:none}.category-menu{width:100%;grid-template-columns:repeat(3,1fr);padding:12px;gap:5px;top:55px}.category-menu button{font-size:13px;padding:12px 7px}.search-bottom{margin:10px 0 25px;font-size:12px}.search-bottom>span{max-width:65%;line-height:1.6}.share-inline{font-size:12px}.section{margin:24px 0 35px}.section-head{padding-bottom:12px;margin-bottom:18px;gap:9px}.section-head h2{font-size:23px}.section-head .eyebrow{font-size:9px;letter-spacing:1.5px}.section-head>small{font-size:11px}.section-head .text-button{font-size:12px}.book-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:25px 11px}.book-category{font-size:11px;margin-top:10px}.book-title{font-size:13px;margin-top:4px}.book-author{font-size:11px;margin:4px 0 8px}.book-price{font-size:16px;gap:4px;margin-bottom:8px}.book-price small{font-size:10px}.card-actions{gap:4px}.card-actions button{padding:8px 2px;font-size:11px;gap:3px}.card-actions button .icon{width:14px;height:14px}.card-actions .cart-label{display:none}.cover-link .book-new{font-size:9px;padding:3px 7px;top:8px}.category-tags{gap:6px;margin-bottom:20px}.category-tags button{padding:6px 10px;font-size:12px}.float-tools{right:10px;bottom:17px;gap:7px}.float-tools button{padding:9px 8px;font-size:10px;gap:4px;border-radius:5px}.float-tools .icon{width:17px;height:17px}.footer{margin-top:40px;padding:25px 0}.footer-inner{flex-wrap:wrap;font-size:12px;gap:13px}.footer-inner>span{flex-basis:100%}.page-head{margin:25px 0;align-items:start}.page-head h1{font-size:27px}.page-head .button{padding:10px 13px;font-size:12px}.detail-layout{grid-template-columns:130px minmax(0,1fr);gap:20px}.detail-cover-wrap{grid-row:1}.detail-info{grid-row:1;grid-column:2}.detail-info h1{font-size:23px;line-height:1.5}.detail-author{font-size:12px;margin:8px 0 13px}.detail-meta{gap:8px;font-size:12px;grid-template-columns:repeat(2,1fr);padding:13px 0}.detail-meta span{font-size:10px}.detail-tabs{gap:20px;margin-top:20px}.detail-tabs button{font-size:14px}.detail-description{grid-column:1/-1}.buy-box{grid-column:1/-1;grid-row:auto;padding:20px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;position:static}.buy-box>small,.buy-box .price,.buy-box .delivery-note{grid-column:1/-1}.buy-box .price{margin:0 0 10px}.buy-box .button{font-size:12px;margin:0;padding:11px 3px}.buy-box .button.share-buy{display:none}.delivery-note{margin-top:10px}.related{margin-top:40px}.breadcrumb{font-size:11px;margin:20px 0}.rich-text{font-size:14px}.cart-layout{grid-template-columns:1fr;gap:20px}.cart-row{gap:12px;padding:16px 0}.cart-row img{width:55px}.cart-row h3{font-size:15px}.cart-row .price{font-size:17px}.cart-row .meta{font-size:11px}.cart-row .text-button{font-size:12px}.summary{padding:20px}.empty{padding:50px 20px}.wallet-cards{grid-template-columns:repeat(2,1fr);gap:12px}.wallet-card:first-child{grid-column:1/-1}.wallet-card{padding:20px}.wallet-card small{font-size:13px}.wallet-card strong{font-size:29px}.invitation-box{flex-direction:column;align-items:stretch;padding:20px;gap:15px}.order-top{padding:13px;align-items:start;font-size:11px}.order-item{padding:15px;gap:12px}.order-item h3{font-size:15px}.order-item img{width:50px}.order-item .meta{font-size:11px}.order-bottom{padding:12px;font-size:13px}.order-bottom .button{font-size:12px;padding:9px 12px}.delivery{margin:0 12px 15px;padding:12px;font-size:12px}.delivery .button{font-size:12px;padding:8px 12px}.admin-shell{grid-template-columns:1fr;gap:20px;margin-top:20px}.admin-nav{display:flex;overflow-x:auto;gap:5px;padding:7px;position:static}.admin-nav .brand{display:none}.admin-nav a{white-space:nowrap;padding:10px 11px;font-size:12px}.admin-nav a .icon{display:none}.admin-content .page-head{margin-top:10px}.form-panel{padding:18px}.form-grid{grid-template-columns:1fr;gap:18px}.field.wide{grid-column:auto}.field{font-size:13px}.stats{gap:10px}.stats>div{padding:17px}.stats strong{font-size:25px}th,td{padding:12px;font-size:12px}.modal-header{padding:18px 20px}.modal-body{padding:20px}.modal-header h3{font-size:18px}.preview-title{font-size:24px}.preview-body{font-size:16px}.loading{padding:80px 20px}.float-tools.hide-mobile{display:none}}

@media(max-width:700px){.book-card .book-title{font-size:14px}.book-card .book-category,.book-card .book-author,.book-card .book-price small,.cover-link .book-new{font-size:12px}.card-actions button{font-size:14px}.card-actions button:last-child{flex:0 0 34px}.card-actions button:last-child .icon{width:19px;height:19px}}

.detail-description{grid-column:2;grid-row:2}.detail-cover-wrap{grid-column:1;grid-row:1 / span 2}.detail-layout>.buy-box{grid-column:3;grid-row:1 / span 2}@media(max-width:1000px){.detail-layout>.buy-box{grid-column:2;grid-row:3}.detail-cover-wrap{grid-row:1 / span 3}}@media(max-width:700px){.detail-description{grid-column:1 / -1;grid-row:2}.detail-cover-wrap{grid-row:1}.detail-layout>.buy-box{grid-column:1 / -1;grid-row:3}}

.quick-links{display:flex;align-items:center;gap:16px}@media(max-width:700px){.float-tools{display:none}.quick-links{gap:12px;flex-shrink:0}.search-bottom>span{max-width:52%}}

/* Product detail: quiet white surface, four metadata fields, recommendations before body. */
.product-page .detail-layout{grid-template-columns:245px minmax(0,1fr) 260px;gap:40px;padding:12px 0 36px;border-bottom:1px solid var(--line)}
.product-page .detail-cover-wrap,.product-page .detail-info,.product-page .detail-layout>.buy-box{grid-row:1}
.product-page .detail-cover-wrap{grid-column:1}.product-page .detail-info{grid-column:2}.product-page .detail-layout>.buy-box{grid-column:3;align-self:start;position:static}
.product-page .detail-info h1{font-family:var(--sans);font-size:32px;line-height:1.5;margin:12px 0 22px;font-weight:650}
.product-page .detail-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 18px;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.product-page .detail-meta>div{min-width:0;display:grid;gap:7px;font-size:16px}.product-page .detail-meta span{font-size:14px}.product-page .detail-meta strong{font-weight:500;overflow-wrap:anywhere}
.product-page .detail-author{font-size:16px;margin:24px 0 8px}.publication-info{font-size:14px;color:var(--muted);line-height:1.8;overflow-wrap:anywhere}.product-excerpt{font-size:16px;line-height:1.9;margin-top:22px;white-space:pre-wrap}
.purchase-links{display:flex;justify-content:space-between;gap:12px;padding-top:12px}.purchase-links .text-button{font-size:14px;display:flex;align-items:center;gap:6px}.buy-box .purchase-links .icon{width:17px;height:17px}
.product-page .section-head h2{font-family:inherit;font-size:23px;letter-spacing:0}.product-page .related{margin-top:36px}.muted-note{font-size:14px;color:var(--muted);padding:0 0 12px}
.product-details{margin:45px 0}.product-details .detail-tabs{margin-top:0}.product-details .rich-text{font-size:16px;line-height:2;max-width:900px;min-height:90px}.detail-images{margin-top:30px;max-width:960px;display:grid;gap:20px}.detail-images img{width:100%;height:auto;border-radius:4px}.format-field{margin:0;border:1px solid var(--line);border-radius:5px;padding:12px}.format-field legend{font-size:14px;padding:0 5px}.format-options{display:flex;gap:18px;flex-wrap:wrap}.format-options label,.relation-option{display:flex;align-items:center;gap:8px;font-size:14px}.format-options input,.relation-option input{width:auto!important}.relation-option{padding:7px 0}.editor-images{display:flex;flex-wrap:wrap;gap:10px}.editor-images img{width:85px;height:100px;object-fit:cover;border:1px solid var(--line)}.refund-summary{flex-basis:100%;font-size:14px;line-height:1.8;padding:12px 0;border-top:1px solid var(--line)}.refund-summary strong{color:var(--teal)}.order-bottom{flex-wrap:wrap}
@media(max-width:1000px){.product-page .detail-layout{grid-template-columns:210px minmax(0,1fr);gap:28px}.product-page .detail-layout>.buy-box{grid-column:2;grid-row:2}.product-page .detail-cover-wrap{grid-row:1 / span 2}}
@media(max-width:700px){.product-page .detail-layout{grid-template-columns:110px minmax(0,1fr);gap:20px 18px;padding-bottom:24px}.product-page .detail-cover-wrap{grid-row:1}.product-page .detail-info h1{font-size:24px;margin:8px 0 16px}.product-page .detail-meta{gap:16px 12px;padding:15px 0}.product-page .detail-meta>div{font-size:14px;gap:4px}.product-page .detail-meta span{font-size:13px}.product-page .detail-author{font-size:14px;margin-top:18px}.product-excerpt{display:none}.product-page .detail-layout>.buy-box{grid-column:1 / -1;grid-row:2}.purchase-links{grid-column:1 / -1;justify-content:flex-start;gap:26px}.product-page .related{margin:28px 0}.product-page .section-head h2{font-size:21px}.publication-info{font-size:13px}.product-page .buy-box .button{font-size:14px}.product-details{margin-top:32px}.product-details .rich-text{font-size:16px}.product-page .detail-cover-wrap>.text-button{font-size:13px}.product-page .detail-cover-wrap>.text-button .icon{width:15px;height:15px}}
.unread-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 5px;border-radius:10px;background:#c63030;color:#fff;font-size:12px;line-height:1;flex-shrink:0}.navlink.support-nav{position:relative}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.customer-support{max-width:1000px}.support-layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:20px;align-items:start}.conversation-panel,.chat-panel{border:1px solid var(--line);border-radius:7px;background:#fff;min-width:0}.conversation{display:block;padding:16px;border-bottom:1px solid var(--line)}.conversation.active{background:#eef5f5;border-left:3px solid var(--teal)}.conversation>div{display:flex;justify-content:space-between;gap:10px}.conversation strong{font-size:14px;overflow-wrap:anywhere}.conversation p{font-size:14px;line-height:1.6;color:var(--muted);margin:7px 0;overflow-wrap:anywhere;white-space:pre-wrap}.chat-header{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:12px}.chat-header h2{font-family:inherit;font-size:19px}.chat-header span{font-size:13px;color:var(--muted)}.chat-history{height:440px;overflow:auto;padding:20px;overscroll-behavior:contain}.chat-message{margin:0 0 20px;display:flex;flex-direction:column;align-items:flex-start}.chat-message.mine{align-items:flex-end}.chat-message-meta{font-size:12px;color:var(--muted);margin:0 0 6px}.chat-bubble{max-width:90%;padding:12px 16px;border-radius:8px;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.8;background:#f1f4f4;font-size:16px}.chat-message.mine .chat-bubble{background:var(--teal);color:#fff}.chat-composer{padding:18px;border-top:1px solid var(--line)}.chat-composer textarea{resize:vertical;width:100%;min-height:80px;border:1px solid var(--line);border-radius:5px;padding:12px;font-size:16px}.chat-composer-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:10px}.chat-composer-bottom>span{color:var(--muted);font-size:13px}#chat-error{font-size:14px;color:#a13220;line-height:1.7;margin-top:8px}.chat-placeholder{text-align:center;padding:60px 20px;color:var(--muted);font-size:14px;line-height:1.8}.service-other{margin-top:18px}.list-filter{display:flex;align-items:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}.list-filter input:not([type=checkbox]),.list-filter select{padding:10px 12px;border:1px solid var(--line);border-radius:4px;min-width:0;font-size:14px}.list-filter label{font-size:14px;display:flex;align-items:center;gap:5px}.list-pager{display:flex;gap:8px;align-items:center;justify-content:center;flex-wrap:wrap;font-size:14px;margin:20px 0}.list-pager a{padding:7px 11px;border:1px solid var(--line);border-radius:4px}.list-pager .active{background:var(--teal);color:#fff}.support-layout .list-pager{font-size:12px;padding:0 10px}
@media(max-width:700px){.support-layout{grid-template-columns:1fr}.chat-history{height:380px;padding:15px}.chat-header{padding:16px}.chat-bubble{max-width:94%}.chat-composer{padding:15px}.support-nav{gap:5px!important}.topnav{gap:11px}.customer-support .page-head{margin-bottom:18px}.support-layout .conversation-panel{max-height:250px;overflow:auto}.list-filter input:not([type=checkbox]){width:100%}.admin-nav a .unread-badge{display:inline-flex;margin-left:4px}.navlink.support-nav .unread-badge{position:absolute;top:2px;right:-8px}}
.upload-preview{max-width:200px}.upload-preview img{width:auto;max-height:140px;object-fit:contain;border:1px solid var(--line);border-radius:5px}.editor-images figure{margin:0;max-width:170px}.editor-images figcaption{display:flex;gap:8px;flex-wrap:wrap;font-size:13px}.image-preview-button{padding:0}.copy-number{overflow-wrap:anywhere;text-align:left}.copy-number .icon{width:14px;height:14px}.unread-badge[hidden]{display:none!important}
.account-actions{display:flex;align-items:center;gap:18px}.mobile-support-desk{display:none}.admin-desk-link{font-size:14px;display:inline-flex;gap:5px;align-items:center;color:var(--teal)}@media(max-width:700px){.mobile-support-desk{display:inline-flex;align-items:center;gap:6px}.admin-desk-link{font-size:12px}.topnav{flex-wrap:wrap}.account-actions{gap:12px}}

.auth-panel{max-width:520px;margin:40px auto}.auth-panel h2{margin-top:0}.auth-panel .field{margin:18px 0}.auth-panel .meta{margin-top:22px}
.demo-heading{display:flex;align-items:center;justify-content:space-between;gap:15px}.demo-heading .meta{margin-top:10px;line-height:1.7}.demo-counts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin:23px 0;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.demo-counts>div{display:flex;align-items:baseline;gap:9px}.demo-counts strong{font-size:25px;font-weight:600}.demo-counts span{font-size:14px;color:var(--muted)}.demo-note{font-size:14px;line-height:1.9;color:var(--muted)}.demo-label,.demo-order-note{color:#9c5724;font-size:12px}.demo-badge{background:#fff5e9;color:#935521}.demo-panel .form-actions{flex-wrap:wrap}.demo-chat-note{padding:20px;border-top:1px solid var(--line);font-size:14px;line-height:1.8;color:var(--muted)}@media(max-width:700px){.demo-counts{grid-template-columns:repeat(2,minmax(0,1fr))}.demo-heading{align-items:flex-start}.demo-panel .form-actions .button{flex:1;min-width:150px}}

.book-demo{position:absolute;right:8px;bottom:8px;background:#ffffffeb;color:#7c4a24;border-radius:3px;padding:4px 7px;font-size:12px}

.payment-config-note{font-size:14px;line-height:1.9;margin:14px 0 20px;color:var(--muted);overflow-wrap:anywhere}


/* Home filtering updates the collection without rebuilding the page. */
.home-list-status{font-size:14px;line-height:1.8;min-height:0;color:var(--muted)}.home-list-status:empty{display:none}.home-list-status:not(:empty){padding:0 0 18px;display:flex;gap:12px;align-items:center}.home-list-status .inline-error{margin:0}.home-collection.updating .home-books,#home-collection.updating .home-books{opacity:.65}.home-books{transition:opacity .15s}.home-page .section-head h2{font-family:inherit;font-size:26px;letter-spacing:0}.home-page .hero h1{font-family:inherit;font-weight:500}
.mobile-tabbar{display:none}.mobile-tabbar[hidden]{display:none!important}.profile-page,.contact-page{max-width:1000px}.profile-card{display:flex;align-items:center;gap:20px;padding:28px;border:1px solid var(--line);border-radius:8px;background:#fff;margin-bottom:24px}.profile-card h2{font-size:23px;font-family:inherit}.profile-card p{margin-top:9px;line-height:1.7}.profile-card>.button{margin-left:auto;flex-shrink:0}.profile-avatar{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:var(--wash);color:var(--teal);flex-shrink:0}.profile-avatar .icon{width:30px;height:30px}.profile-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.profile-entry{display:flex;align-items:center;gap:15px;padding:23px;border:1px solid var(--line);border-radius:7px;background:#fff;min-width:0}.profile-entry:hover{border-color:#9bb5b5}.profile-entry-icon{color:var(--teal);flex-shrink:0}.profile-entry-icon .icon{width:25px;height:25px}.profile-entry strong{display:block;font-size:17px;font-weight:600}.profile-entry small{display:block;font-size:13px;margin-top:7px;line-height:1.6}.entry-arrow{margin-left:auto;color:var(--muted);font-size:25px}.profile-actions{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin:28px 0}.profile-actions .text-button{display:inline-flex;align-items:center;gap:6px}.contact-card{padding:30px;border:1px solid var(--line);border-radius:8px;background:#fff}.contact-card h2{font-family:inherit;font-size:23px}.contact-card>.meta{margin-top:12px;line-height:1.8}.contact-qr{width:220px;margin:26px 0;max-width:100%}.contact-card>.button{margin:14px 12px 0 0}.contact-links{display:flex;flex-wrap:wrap;gap:22px;border-top:1px solid var(--line);padding-top:24px;margin-top:28px}.contact-links .text-button{display:inline-flex;align-items:center;gap:7px}
@media(max-width:700px){body[data-page="store"]{padding-bottom:calc(68px + env(safe-area-inset-bottom,0px))}.topbar{min-height:64px;flex-wrap:nowrap;padding-top:0;padding-bottom:0}.topbar>.brand{min-width:0;gap:7px;font-size:18px}.topbar>.brand>span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:calc(100vw - 132px)}.topnav{gap:0;flex-wrap:nowrap}.topnav>.navlink:not(.support-nav),.topnav>.account-link,.topnav>.admin-desk-link{display:none}.topnav>.support-nav{padding:20px 0;gap:5px!important}.topnav>.support-nav .unread-badge{top:11px;right:-10px}.mobile-tabbar{position:fixed;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));height:calc(62px + env(safe-area-inset-bottom,0px));padding:5px 0 calc(5px + env(safe-area-inset-bottom,0px));background:#fff;border-top:1px solid var(--line);z-index:35}.mobile-tab{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;color:#667275;font-size:12px;line-height:1.3;min-width:0}.mobile-tab.active{color:var(--teal);font-weight:600}.mobile-tab-icon{position:relative;display:inline-flex}.mobile-tab .icon{width:23px;height:23px;stroke-width:1.7}.mobile-tab .count,.mobile-tab .unread-badge{position:absolute;left:17px;top:-4px;margin:0;min-width:16px;height:16px;font-size:10px;padding:0 4px}.mobile-tab .count{display:flex;align-items:center;justify-content:center}.profile-card{padding:20px 18px;gap:14px;flex-wrap:wrap;margin-bottom:18px}.profile-avatar{width:48px;height:48px}.profile-avatar .icon{width:25px;height:25px}.profile-card>div:nth-child(2){min-width:0;flex:1}.profile-card h2{font-size:21px;overflow-wrap:anywhere}.profile-card p{font-size:13px}.profile-card>.button{margin-left:62px;margin-top:3px;font-size:14px}.profile-links{grid-template-columns:1fr;gap:12px}.profile-entry{padding:20px 18px;gap:13px}.profile-entry strong{font-size:16px}.profile-entry small{font-size:13px}.profile-actions{gap:20px;margin:25px 0;font-size:14px}.contact-card{padding:24px 20px}.contact-card h2{font-size:21px}.contact-qr{width:200px}.contact-links{gap:20px;font-size:14px}.home-page .section-head h2{font-size:23px}.home-list-status{font-size:13px}#toast{bottom:calc(80px + env(safe-area-inset-bottom,0px))}}