/* hidden always wins over component display rules */
[hidden]{display:none!important}
/* Artbook 2026 theme. Design source: 10_website/design (canvas). Tokens first, then components. */
:root{
  --ink:#161616;--ink-2:#4A4A4A;--muted:#5A5A5A;--line:#E2E0DC;--chip:#CFCCC6;--paper:#FFFFFF;--stone:#F4F3F1;
  --accent:#C8441F;--sale:#D62B1F;--ok:#2F6B3A;
  --serif:'Newsreader',Georgia,serif;--sans:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;--mono:'IBM Plex Mono',ui-monospace,monospace;
  --wrap:1280px;--gut:32px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body.ab{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.55}
.ab a{color:var(--ink);text-decoration:none}
.ab a:hover{color:var(--accent)}
.ab button{font:inherit;color:inherit}
.ab img{max-width:100%;height:auto}
.ab :focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.ab h1,.ab h2,.ab h3{font-family:var(--serif);font-weight:400;margin:0;text-wrap:balance}
.ab-wrap{max-width:var(--wrap);margin:0 auto;padding-left:var(--gut);padding-right:var(--gut)}
.ab-eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.ab-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.hs{scrollbar-width:none}.hs::-webkit-scrollbar{display:none}
input[type=search]::-webkit-search-cancel-button{display:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* Buttons and chips */
.ab-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border:1px solid var(--ink);background:var(--ink);color:#fff!important;font-weight:500;cursor:pointer}
.ab-btn:hover{background:#000}
.ab-btn.ghost{background:transparent;color:var(--ink)!important}
.ab-btn.ghost:hover{background:var(--stone)}
.ab-btn.soft{background:var(--stone);border-color:var(--stone);color:var(--ink)!important}
.ab-btn.accent{background:var(--accent);border-color:var(--accent)}
.ab-chips{display:flex;gap:8px;flex-wrap:wrap}
.ab-chip{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 14px;border:1px solid var(--chip);background:#fff;font-size:14px;cursor:pointer;white-space:nowrap}
.ab-chip small{font-family:var(--mono);font-size:11px;opacity:.7}
.ab-chip.on{background:var(--ink);border-color:var(--ink);color:#fff!important}
.arrow{width:40px;height:40px;border:1px solid var(--ink);background:#fff;cursor:pointer;font-size:16px}
.arrow:hover{background:var(--ink);color:#fff}

/* Prices */
.ab-price{display:flex;gap:8px;align-items:baseline;flex-wrap:wrap}
.ab-price b{font-weight:500}
.ab-price s{color:var(--muted);font-size:.9em;text-decoration:line-through;text-decoration-color:var(--sale);text-decoration-thickness:2px}
.ab-pct{background:var(--sale);color:#fff;font-family:var(--mono);font-size:12px;padding:3px 8px}

/* Header */
.ab-head{position:relative;z-index:30;background:#fff;border-bottom:1px solid var(--line)}
.ab-head .ab-wrap{display:flex;align-items:center;gap:28px;padding-top:14px;padding-bottom:14px}
.ab-logo{font-size:22px;font-weight:500;letter-spacing:.3em;color:var(--accent)!important;white-space:nowrap}
.ab-nav{display:flex;gap:20px;min-width:0;font-size:14px;font-weight:500;align-self:stretch}
.nav-item{display:flex}
.nav-top{display:flex;gap:4px;align-items:center;padding:24px 0 22px;margin:-14px 0;border-bottom:2px solid transparent;white-space:nowrap}
.nav-top.on{border-bottom-color:var(--ink)}
.nav-top .chev{font-size:10px;opacity:.6}
.mega{position:absolute;left:0;right:0;top:100%;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--ink);box-shadow:0 24px 40px rgba(22,22,22,.08);opacity:0;visibility:hidden;transition:opacity 120ms ease;z-index:40}
/* Opened by ab.js (hover intent: 150ms to open, instant switch between items, 300ms grace on leave); keyboard via focus-within */
.nav-item.open .mega,.nav-item:focus-within .mega{opacity:1;visibility:visible}
.nav-item.open .nav-top{border-bottom-color:var(--ink)}
.mega .ab-wrap{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:48px;padding-top:28px;padding-bottom:32px;font-size:15px;font-weight:400;align-items:start}
.mega-col{display:flex;flex-direction:column}
.mega-col a{display:flex;justify-content:space-between;gap:16px;padding:6px 0}
.mega-feature{display:flex;gap:18px;align-items:center;background:var(--stone);padding:18px}
.mega-feature img{width:96px;box-shadow:0 10px 20px rgba(22,22,22,.18)}
.mf-title{font-family:var(--serif);font-size:20px;line-height:1.2;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.ab-search{position:relative;flex:1 1 260px;min-width:200px;max-width:420px;margin-left:auto}
.ab-nav{flex:none}
@media(max-width:1240px){.ab-nav{gap:14px}.ab-head .ab-wrap{gap:20px}}
.ab-search label{display:flex;align-items:center;gap:8px;border:1.5px solid var(--ink);height:44px;padding:0 12px;background:#fff}
.ab-search input{flex:1;min-width:0;border:0;outline:none;font:inherit;font-size:14px;background:transparent}
.ab-results{position:absolute;left:0;right:0;top:calc(100% + 4px);background:#fff;border:1px solid var(--line);box-shadow:0 18px 30px rgba(22,22,22,.12);z-index:45;max-height:70vh;overflow:auto}
.ab-results a{display:flex;gap:12px;align-items:center;padding:10px 12px;border-bottom:1px solid #F0EEEA}
.ab-results img{width:40px}
.ab-results .t{font-size:14px;font-weight:500;line-height:1.3}
.ab-results .meta{font-family:var(--mono);font-size:11px;color:var(--muted);padding:8px 12px;border-bottom:1px solid var(--line)}
.ab-cartbtn{display:flex;align-items:center;gap:6px;border:0;background:transparent;cursor:pointer;height:44px}
.ab-cartbtn .n{font-family:var(--mono);font-size:12px;background:var(--ink);color:#fff;min-width:20px;height:20px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;padding:0 5px}
.ab-menubtn{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:0;background:transparent;cursor:pointer;padding:0;margin-left:-10px}

/* Phone drawer */
.ab-drawer{position:fixed;inset:0;z-index:60;display:none}
.ab-drawer.open{display:flex}
.ab-drawer .panel{width:min(320px,86vw);height:100%;background:#fff;overflow-y:auto;padding:0 20px 24px;display:flex;flex-direction:column;animation:slideIn 220ms ease}
.ab-drawer .scrim{flex:1;border:0;background:rgba(22,22,22,.45);cursor:pointer}
@keyframes slideIn{from{transform:translateX(-100%)}to{transform:none}}
.acc summary{list-style:none;display:flex;justify-content:space-between;align-items:center;min-height:52px;font-weight:500;font-size:16px;border-bottom:1px solid var(--line);cursor:pointer}
.acc summary::-webkit-details-marker{display:none}
.acc .pm{font-size:0;width:14px;height:14px;position:relative}
.acc .pm::before,.acc .pm::after{content:"";position:absolute;left:0;top:6px;width:14px;height:1.6px;background:currentColor;transition:transform 200ms ease}
.acc .pm::after{transform:rotate(90deg)}
.acc[open] .pm::after{transform:rotate(0deg)}
.ab-drawer-x{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;margin-right:-6px}
.ab-drawer-x:hover{border-color:var(--ink)}
.acc a{display:flex;justify-content:space-between;align-items:center;min-height:44px;padding-left:12px;font-size:14px}
.acc-link{display:flex;align-items:center;min-height:52px;font-weight:500;font-size:16px;border-bottom:1px solid var(--line)}

/* Trust strip */
.ab-trust .ab-wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding-top:22px;padding-bottom:22px}
.ab-trust{border-bottom:1px solid var(--line)}
.ab-trust .it{display:flex;gap:12px;align-items:center}
.ab-trust b{display:block;font-weight:500;font-size:14px}
.ab-trust span span{font-size:13px;color:var(--muted)}

/* Hero */
.ab-hero{background:var(--stone)}
.ab-hero .ab-wrap{display:flex;flex-wrap:wrap;align-items:center;gap:40px;padding-top:64px;padding-bottom:64px}
.ab-hero .txt{flex:1 1 440px;min-width:0;display:flex;flex-direction:column;gap:22px}
.ab-hero h1{font-size:clamp(36px,4.6vw,64px);line-height:1.04}
.ab-hero p{margin:0;font-size:17px;color:var(--ink-2);max-width:520px}
.ab-fan{flex:1 1 520px;min-width:0;height:420px;position:relative}
.ab-fan a{position:absolute;width:190px;transition:transform 300ms ease}
.ab-fan img{width:100%;display:block;box-shadow:0 24px 40px rgba(22,22,22,.25)}
.ab-fan a:hover{transform:translateY(-10px) rotate(0deg)!important;z-index:9}
.ab-msg{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;min-height:44px;padding:0 4px;font-size:15px;font-weight:500;color:#0866FF}
.ab-msg:hover span{text-decoration:underline}
.ab-social{display:flex;gap:14px}.ab-social a{display:inline-flex;width:44px;height:44px;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,.25)}
.ab-social a:hover{background:rgba(255,255,255,.1)}

/* Sections */
.ab-sec{padding-top:56px;padding-bottom:56px}
.ab-sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-bottom:22px}
.ab-sec-head h2{font-size:36px}
.ab-sec-head p{margin:6px 0 0;color:var(--muted)}
.ab-row{display:flex;gap:40px;overflow-x:auto;padding:8px 0 16px}
.ab-row .ab-card{flex:none;width:180px}

/* Product card */
.ab-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:36px 22px}
.ab-card{display:block}
.ab-card .cv{display:flex;align-items:center;justify-content:center;aspect-ratio:3/4;background:var(--stone);padding:18px}
.ab-card .cv img{max-width:100%;max-height:100%;display:block;box-shadow:0 10px 22px rgba(22,22,22,.16);transition:transform 250ms ease}
.ab-card:hover .cv img{transform:translateY(-4px)}
/* Clean cut-out covers (transparent edges): shadow follows the book's shape instead of the image box. */
.ab-card .cv img.clean,.ab-fan img.clean,.mega-feature img.clean{box-shadow:none;filter:drop-shadow(0 10px 12px rgba(22,22,22,.20))}
.ab-fan img.clean{filter:drop-shadow(0 22px 22px rgba(22,22,22,.26))}
.ab-card .lbl{display:block;margin-top:12px;font-family:var(--mono);font-size:10px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.ab-card .ct{display:block;margin-top:4px;font-size:14px;font-weight:500;line-height:1.35}
.ab-card:hover .ct{color:var(--accent)}
.ab-card .au{display:block;font-size:13px;color:var(--muted)}
.ab-card .ab-price{font-size:14px}
.ab-more{display:flex;flex-direction:column;align-items:center;gap:8px;margin-top:28px}
.ab-more span{font-size:13px;color:var(--muted)}

/* Imported + gift tiles */
.ab-tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:18px}
.ab-tile{display:flex;flex-direction:column;gap:8px;background:#fff;padding:14px}
.ab-tile .im{height:150px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.ab-tile .im img{max-height:100%}

/* Collection page */
.ab-colhead{background:var(--stone)}
.ab-colhead .ab-wrap{display:flex;flex-direction:column;gap:10px;padding-top:24px;padding-bottom:22px}
.ab-colhead h1{font-size:40px;line-height:1.05}
.ab-crumb{font-size:13px;color:var(--muted)}
.ab-crumb a{color:var(--muted)}
.ab-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;padding:24px 0}
.ab-toolbar select{height:40px;border:1px solid var(--ink);background:#fff;padding:0 10px;font:inherit;font-size:14px;cursor:pointer}
.ab-toolbar label{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted)}

/* Product page */
.ab-pd{display:flex;flex-wrap:wrap;gap:56px;align-items:flex-start;padding-top:24px;padding-bottom:48px}
.ab-pd .media{flex:1 1 480px;min-width:0;display:flex;flex-direction:column;gap:18px}
.ab-pd .info{flex:1 1 460px;min-width:0;display:flex;flex-direction:column;gap:16px}
.ab-stage{position:relative;min-height:560px;background:var(--stone);display:flex;align-items:center;justify-content:center;padding:40px}
.ab-thumbs{position:relative}
.ab-thumbs .strip{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px}
.ab-thumbs button.t{flex:none;width:84px;border:0;background:transparent;padding:0;cursor:pointer;display:flex;flex-direction:column;gap:4px}
.ab-thumbs button.t img{width:84px;height:110px;object-fit:cover;object-position:top;border:1px solid var(--line)}
.ab-thumbs button.t span{font-family:var(--mono);font-size:10px;color:var(--muted)}
.ab-thumbs .arrow{position:absolute;top:38px}
.ab-thumbs .arrow.l{left:-12px}.ab-thumbs .arrow.r{right:-12px}
.ab-pd h1{font-size:44px;line-height:1.08}
.ab-pd .by{color:var(--ink-2)}
.ab-pd .big{font-size:34px;font-weight:500}
.ab-buy{display:flex;gap:12px;flex-wrap:wrap}
.ab-buy .ab-btn{flex:1 1 160px}
.ab-deliv{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--ink-2);border-top:1px solid var(--line);padding-top:14px}
.ab-deliv span{display:flex;gap:10px}
.ab-deliv i{font-style:normal;color:var(--ok)}
.ab-specchips{display:flex;flex-wrap:wrap;gap:8px}
.ab-specchips span{border:1px solid var(--chip);padding:5px 10px;font-size:13px}
.ab-detail{border-top:1px solid var(--line)}
.ab-detail .ab-wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(420px,100%),1fr));gap:40px 72px;padding-top:48px;padding-bottom:56px;align-items:start}
.ab-detail h2{font-size:30px;margin-bottom:12px}
.ab-rte{color:var(--ink-2);max-width:68ch}
.ab-rte img{height:auto}
.ab-specs{display:grid;grid-template-columns:130px minmax(0,1fr);font-size:14px;border-top:1px solid var(--line);margin:0}
.ab-specs dt,.ab-specs dd{margin:0;padding:10px 0;border-bottom:1px solid var(--line)}
.ab-specs dt{color:var(--muted)}
.ab-related{background:var(--stone)}
.ab-related .grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.ab-related .ab-card .cv{background:transparent}
.ab-related:has(.grid4:empty){display:none}

/* Sample-page reader */
.ab-reader{position:fixed;inset:0;z-index:70;background:rgba(14,14,14,.94);display:none;flex-direction:column;color:#fff}
.ab-reader.open{display:flex}
.ab-reader .top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 20px}
.ab-reader .top button{border:0;background:transparent;color:#fff;font-size:26px;cursor:pointer}
.ab-reader .stage{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;gap:4px;padding:0 70px;position:relative}
.ab-reader .stage img{max-height:100%;max-width:calc(50% - 2px);object-fit:contain;background:#fff;animation:pg 300ms ease}
.ab-reader[data-spreads="1"] .stage img{max-width:100%}
@keyframes pg{from{opacity:.3;transform:perspective(1400px) rotateY(-30deg)}to{opacity:1;transform:none}}
.ab-reader .nav{position:absolute;top:50%;transform:translateY(-50%);width:48px;height:48px;border:0;background:#fff;color:var(--ink);font-size:20px;cursor:pointer}
.ab-reader .nav.p{left:12px}.ab-reader .nav.n{right:12px}
.ab-reader .bot{display:flex;justify-content:center;align-items:center;gap:14px;padding:12px 20px 18px;font-family:var(--mono);font-size:12px}

/* Sticky buy bar */
.ab-buybar{position:fixed;left:0;right:0;bottom:0;z-index:25;background:#fff;border-top:1px solid var(--ink);box-shadow:0 -10px 24px rgba(22,22,22,.06);transform:translateY(110%);transition:transform 250ms ease}
.ab-buybar.show{transform:none}
.ab-buybar .ab-wrap{display:flex;align-items:center;gap:18px;padding-top:12px;padding-bottom:calc(12px + env(safe-area-inset-bottom,0px))}
.ab-buybar img{height:52px;width:auto}
.ab-buybar .nm{flex:1;min-width:0;display:flex;flex-direction:column}
.ab-buybar .nm b{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ab-buybar .nm span{font-size:13px;color:var(--muted)}

/* Cart drawer */
.ab-cart{position:fixed;inset:0;z-index:80;display:none}
.ab-cart.open{display:flex;justify-content:flex-end}
.ab-cart .scrim{flex:1;border:0;background:rgba(22,22,22,.45);cursor:pointer}
.ab-cart .panel{width:min(420px,100vw);height:100%;background:#fff;display:flex;flex-direction:column;animation:slideR 220ms ease}
@keyframes slideR{from{transform:translateX(100%)}to{transform:none}}
.ab-cart .hd{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line)}
.ab-cart .hd button{border:0;background:transparent;font-size:24px;cursor:pointer}
.ab-cart .items{flex:1;overflow:auto;padding:8px 20px}
.ab-cart .line{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.ab-cart .line img{width:56px;height:auto;align-self:flex-start}
.ab-cart .line .q{display:flex;align-items:center;gap:6px;margin-top:6px}
.ab-cart .line .q button{width:32px;height:32px;border:1px solid var(--chip);background:#fff;cursor:pointer}
.ab-cart .line .rm{border:0;background:transparent;color:var(--muted);text-decoration:underline;cursor:pointer;font-size:13px}
.ab-cart .ft{padding:16px 20px calc(16px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.ab-cart .sum{display:flex;justify-content:space-between;font-size:16px}
.ab-cart .note{font-size:13px;color:var(--ink-2)}
.ab-toast{position:fixed;right:24px;bottom:24px;z-index:90;max-width:380px;background:var(--ink);color:#fff;padding:14px 16px;font-size:14px;animation:fadeUp 250ms ease}
@keyframes fadeUp{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}

/* CTA band + footer */
.ab-cta{border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.ab-cta .ab-wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;padding-top:44px;padding-bottom:44px}
.ab-cta p{margin:0;font-family:var(--serif);font-size:30px;line-height:1.2;max-width:720px}
.ab-foot{background:var(--ink);color:#D6D6D6;font-size:14px}
.ab-foot a{color:#fff!important}
.ab-foot .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px;padding-top:48px;padding-bottom:28px}
.ab-foot .col{display:flex;flex-direction:column;gap:8px}
.ab-foot .col .h{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:#A8A8A8}
.ab-foot .legal{border-top:1px solid #333;padding-top:16px;padding-bottom:24px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:12px;color:#A8A8A8}
.ab-foot .legal a{text-decoration:underline}

/* Phone */
@media (max-width:900px){
  :root{--gut:16px}
  .ab-nav,.ab-head .ab-search{display:none}
  .ab-menubtn{display:flex}
  .ab-head .ab-wrap{gap:8px;justify-content:space-between;padding-top:6px;padding-bottom:6px}
  .ab-logo{font-size:18px;margin-right:auto}
  .ab-msearch{display:block!important;padding:12px var(--gut) 0}
  .ab-trust .ab-wrap{grid-template-columns:1fr 1fr;gap:12px 14px;padding-top:12px;padding-bottom:12px;font-size:12px}
  .ab-trust svg{display:none}
  .ab-trust b{font-size:12px}.ab-trust span span{font-size:12px}
  .ab-hero .ab-wrap{padding-top:22px;padding-bottom:22px;gap:18px}
  .ab-hero h1{font-size:30px;line-height:1.1}
  /* Phone hero: a tidy row of covers, same height, bottom-aligned; the desktop fan offsets (inline left/top/rotate) are cancelled */
  /* Phone hero: the same fan as desktop, scaled down (positions overridden; the inline rotations are kept) */
  .ab-hero{overflow:hidden}
  .ab-fan{display:block;flex:1 1 100%;height:230px;position:relative;margin-top:6px}
  .ab-fan a{width:28%;max-width:124px}
  .ab-fan a:nth-child(1){left:2%!important;top:44px!important}
  .ab-fan a:nth-child(2){left:18%!important;top:20px!important}
  .ab-fan a:nth-child(3){left:36%!important;top:0!important}
  .ab-fan a:nth-child(4){left:54%!important;top:20px!important}
  .ab-fan a:nth-child(5){left:70%!important;top:44px!important}
  .ab-fan img{box-shadow:0 12px 20px rgba(22,22,22,.2)}
  .ab-fan img.clean{box-shadow:none;filter:drop-shadow(0 12px 14px rgba(22,22,22,.24))}
  .ab-hero p{font-size:15px}
  .ab-tiles{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .ab-tile .im{height:110px}
  .ab-trust .ab-wrap{align-items:start}
  .ab-sec{padding-top:28px;padding-bottom:28px}
  .ab-sec-head h2{font-size:24px}
  .ab-row{gap:22px}.ab-row .ab-card{width:150px}
  .ab-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 14px}
  .ab-card .cv{padding:14px}
  .ab-card .ct{font-size:13px}.ab-card .au{font-size:12px}
  .ab-chips{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
  .ab-chips::-webkit-scrollbar{display:none}
  .ab-colhead h1{font-size:30px}
  .ab-pd{gap:20px;padding-top:0}
  .ab-pd .media{flex-basis:100%}
  .ab-stage{min-height:360px;padding:24px;margin:0 calc(var(--gut) * -1)}
    .ab-pd h1{font-size:32px}
  .ab-pd .big{font-size:28px}
  .ab-detail h2{font-size:24px}
  .ab-related .grid4{grid-template-columns:repeat(2,1fr);gap:18px}
  .ab-reader .stage{padding:0 8px}
  .ab-reader .stage img{max-width:100%}
  .ab-reader .stage img + img{display:none}
  .ab-reader{height:100vh;height:100dvh}
  .ab-reader .top{padding:10px 14px}
  .ab-reader .stage{padding:0 6px;touch-action:pan-y}
  .ab-reader .bot{min-height:72px;padding:12px 74px calc(12px + env(safe-area-inset-bottom))}
  .ab-reader .nav{top:auto;bottom:calc(12px + env(safe-area-inset-bottom));transform:none}
  .ab-peek{top:10px;left:10px}
  .ab-buybar .ab-wrap{gap:10px}
  .ab-buybar img,.ab-buybar .nm span,.ab-buybar .buy-now{display:none}
  .ab-cta p{font-size:22px}
  .ab-foot .cols{grid-template-columns:1fr 1fr}
  .ab-foot .cols .col:first-child,.ab-foot .cols .col:last-child{grid-column:1/-1}
}
.ab-msearch{display:none}

/* Product gallery + Đọc thử call to action */
.ab-stage img.main{display:block;max-height:440px;max-width:100%;width:auto;box-shadow:0 30px 60px rgba(22,22,22,.22);transition:opacity 200ms ease}
.ab-stage img.main.clean{box-shadow:none;filter:drop-shadow(0 28px 30px rgba(22,22,22,.24))}
.ab-stage img.main.page{box-shadow:0 10px 30px rgba(22,22,22,.18);background:#fff}
.ab-gallery{display:flex;gap:10px;margin-top:12px;overflow-x:auto;scrollbar-width:none;scroll-snap-type:x proximity}.ab-gallery::-webkit-scrollbar{display:none}
.ab-gallery .t{flex:0 0 calc((100% - 40px) / 5);scroll-snap-align:start}
.ab-gallery .t{aspect-ratio:1;border:1px solid var(--line);background:var(--stone);padding:6px;cursor:pointer;display:flex;align-items:center;justify-content:center}
.ab-gallery .t img{max-width:100%;max-height:100%;object-fit:contain}
.ab-gallery .t.on{border:2px solid var(--ink)}
.ab-readcta{display:flex;width:100%;justify-content:center;gap:10px;margin-top:12px;min-height:52px;font-size:16px;background:var(--accent);border-color:var(--accent)}
/* Amazon "Look inside"-style badge; the cover itself also opens the reader */
.ab-stage{position:relative}
.ab-stage .ab-peek{position:absolute;top:16px;left:16px;z-index:2;display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 16px;border:0;background:var(--ink);color:#fff;font:inherit;font-size:15px;font-weight:500;cursor:pointer}
.ab-peek::after{content:"";position:absolute;left:22px;bottom:-7px;border:7px solid transparent;border-bottom:0;border-top-color:var(--ink)}
.ab-stage .ab-peek:hover{background:var(--accent)}.ab-peek:hover::after{border-top-color:var(--accent)}
.ab-stage-open{border:0;padding:0;background:transparent;cursor:zoom-in;display:block}
.ab-stage.alt .ab-peek{display:none}
/* Infographic-style introduction (Artbook books) */
.ab-intro{background:var(--stone);padding:56px 0}
.ab-intro h2{font-size:32px;margin:0 0 20px}
.ab-intro .ig{display:flex;flex-direction:column;gap:16px;margin-bottom:40px}.ab-intro .ig img{width:100%;display:block}
.ab-intro .facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);margin-bottom:48px}
.ab-intro .facts div{padding:22px 18px;display:flex;flex-direction:column;gap:4px;border-right:1px solid var(--line)}
.ab-intro .facts div:last-child{border-right:0}
.ab-intro .facts b{font-family:var(--serif);font-weight:400;font-size:40px;line-height:1.05}
.ab-intro .facts span{font-family:var(--mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.ab-intro .who{margin-bottom:48px}
.ab-intro .cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.ab-intro .cards div{background:#fff;padding:22px;display:flex;flex-direction:column;gap:10px}
.ab-intro .cards .n{font-family:var(--mono);font-size:13px;color:var(--accent)}
.ab-intro .cards p{margin:0;font-size:16px;line-height:1.5}
.ab-intro .pages{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.ab-intro .pages button{border:0;padding:0;background:transparent;cursor:zoom-in}
.ab-intro .pages img{width:100%;display:block;background:#fff;box-shadow:0 14px 34px rgba(22,22,22,.16);transition:transform 250ms ease}
.ab-intro .pages button:hover img{transform:translateY(-4px)}
@media(max-width:900px){
  .ab-gallery{gap:6px}
  .ab-intro{padding:36px 0}.ab-intro h2{font-size:26px}
  .ab-intro .facts{grid-template-columns:1fr 1fr}.ab-intro .facts div{border-bottom:1px solid var(--line)}.ab-intro .facts b{font-size:30px}
  .ab-intro .pages{grid-template-columns:repeat(3,72%);overflow-x:auto;scroll-snap-type:x mandatory}.ab-intro .pages button{scroll-snap-align:start}
}

/* Cart page */
.ab-cartpage{padding-top:16px;padding-bottom:64px}.ab-cartpage h1{font-size:40px;margin:0 0 24px}
.ab-cartpage .grid{display:grid;grid-template-columns:1fr 360px;gap:40px;align-items:start}
.ab-cartpage .line{display:grid;grid-template-columns:96px 1fr auto;gap:18px;padding:18px 0;border-bottom:1px solid var(--line)}
.ab-cartpage .line .im{background:var(--stone);display:flex;align-items:center;justify-content:center;padding:8px}.ab-cartpage .line img{max-width:100%;max-height:110px}
.ab-cartpage .tx{display:flex;flex-direction:column;gap:6px;min-width:0}.ab-cartpage .nm{font-weight:500}.ab-cartpage .vr{font-size:13px;color:var(--muted)}
.ab-cartpage .qty{display:inline-flex;border:1px solid var(--ink);width:max-content}.ab-cartpage .qty button{width:44px;height:44px;border:0;background:#fff;font-size:18px;cursor:pointer}
.ab-cartpage .qty input{width:48px;border:0;text-align:center;font:inherit;-moz-appearance:textfield}.ab-cartpage .qty input::-webkit-inner-spin-button{display:none}
.ab-cartpage .rt{display:flex;flex-direction:column;align-items:flex-end;gap:10px}.ab-cartpage .rm{font-size:14px;text-decoration:underline;color:var(--muted);min-height:44px;display:flex;align-items:center}
.ab-cartpage .note{display:flex;flex-direction:column;gap:8px;margin-top:22px;font-size:14px;color:var(--muted)}
.ab-cartpage textarea,.ab-cartpage .fields input,.ab-form input,.ab-form textarea{border:1px solid var(--ink);padding:12px;font:inherit;background:#fff;width:100%}
.ab-cartpage .sum{background:var(--stone);padding:24px;display:flex;flex-direction:column;gap:14px;position:sticky;top:96px}
.ab-cartpage .sum .row{display:flex;justify-content:space-between;font-size:18px}.ab-cartpage .hint{margin:0;font-size:13px;color:var(--muted)}
.ab-cartpage .ck{display:flex;align-items:center;gap:10px;min-height:44px;cursor:pointer}.ab-cartpage .ck input{width:20px;height:20px}
.ab-cartpage .fields{display:flex;flex-direction:column;gap:10px}
.ab-cartpage .cont{text-align:center;text-decoration:underline;font-size:14px;min-height:44px;display:flex;align-items:center;justify-content:center}
/* Info pages, contact, blog */
.ab-page{padding-top:16px;padding-bottom:64px;max-width:820px}.ab-page h1{font-size:40px;margin:6px 0 24px}
.ab-contact{max-width:none}.ab-contact .cols{display:grid;grid-template-columns:1fr 1fr;gap:48px}.ab-contact .map iframe{width:100%;height:360px;border:0;margin-top:40px}
.ab-form{display:flex;flex-direction:column;gap:12px}.ab-contact .ok{color:var(--ok)}.ab-contact .err{color:var(--sale)}
.ab-posts{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:32px 24px}
.ab-post{display:flex;flex-direction:column;gap:8px}.ab-post .im{aspect-ratio:3/2;background:var(--stone);overflow:hidden}.ab-post .im img{width:100%;height:100%;object-fit:cover}
.ab-post .dt{font-family:var(--mono);font-size:11px;color:var(--muted)}.ab-post .tt{font-family:var(--serif);font-size:22px;line-height:1.25}.ab-post:hover .tt{color:var(--accent)}
.ab-post .ex{font-size:14px;color:var(--ink-2)}
.ab-article .hero{width:100%;margin-bottom:28px}.ab-article .ab-rte img{max-width:100%;height:auto}
@media(max-width:900px){
  .ab-cartpage h1,.ab-page h1{font-size:30px}
  .ab-cartpage .grid,.ab-contact .cols{grid-template-columns:1fr;gap:24px}
  .ab-cartpage .line{grid-template-columns:72px 1fr}.ab-cartpage .rt{grid-column:2;flex-direction:row;justify-content:space-between;align-items:center}
  .ab-cartpage .sum{position:static}
}
.ab-allstores{margin-top:18px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.ab-allstores summary{cursor:pointer;min-height:48px;display:flex;align-items:center;font-weight:500}
.ab-allstores .ab-rte{padding-bottom:16px;font-size:14px}

/* Hero covers fan in one after another (all sizes); off for people who prefer less motion */
@keyframes fanIn{from{opacity:0;translate:0 28px}to{opacity:1;translate:0 0}}
.ab-fan a{animation:fanIn 600ms cubic-bezier(.2,.7,.2,1) both}
.ab-fan a:nth-child(2){animation-delay:80ms}.ab-fan a:nth-child(3){animation-delay:160ms}.ab-fan a:nth-child(4){animation-delay:240ms}.ab-fan a:nth-child(5){animation-delay:320ms}
@media (prefers-reduced-motion:reduce){.ab-fan a{animation:none}}
.ab-drawer .ab-drawer-logo img{height:auto!important;width:150px!important;max-width:100%;display:block}
.ab-drawer .panel > div:first-child{gap:16px}
@media(max-width:900px){
  /* Phone hero: two buttons side by side so the books show sooner */
  .ab-hero .txt .ab-btn{padding:0 8px;font-size:14px;min-height:48px;justify-content:center;text-align:center}
  .ab-hero .txt{gap:16px}
}
/* Hero proof points: big numbers */
.ab-proof{list-style:none;margin:0;padding:18px 0 4px;display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:28px;border-top:1px solid var(--ink)}
.ab-proof li{display:flex;flex-direction:column;gap:2px}
.ab-proof b{font-family:var(--serif);font-weight:400;font-size:clamp(34px,4vw,52px);line-height:1;color:var(--accent);font-variant-numeric:tabular-nums}
.ab-proof span{font-size:13px;color:var(--ink-2)}
@media(max-width:900px){.ab-proof{gap:16px;padding-top:14px}.ab-proof b{font-size:30px}.ab-proof span{font-size:12px}}
/* Hero: the fields Artbook covers (from the menu), as a line of text links, not boxes; the accent steps through them */
.ab-fields{list-style:none;margin:0;padding:18px 0 6px;display:flex;flex-wrap:wrap;align-items:center;gap:2px 26px;border-top:1px solid var(--ink)}
.ab-fields li{display:inline-flex;align-items:center}
.ab-fields a{display:inline-flex;align-items:center;min-height:36px;padding:0;border:0;background:none;font-size:20px;font-weight:500;color:var(--ink);text-decoration:none;text-underline-offset:5px;transition:color 300ms ease}
.ab-fields li.on a{color:var(--accent)}
.ab-fields a:hover{color:var(--accent);text-decoration:underline}
@media(max-width:900px){.ab-fields{gap:0 18px}.ab-fields a{font-size:17px;min-height:34px}}
.ab-hero .ab-all{display:inline-flex;align-items:center;gap:8px;min-height:44px;margin-top:8px;font-size:16px;font-weight:500;color:var(--ink);text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}
.ab-hero .ab-all svg{transition:transform 200ms ease}
.ab-hero .ab-all:hover{color:var(--accent)}.ab-hero .ab-all:hover svg{transform:translateX(4px)}
.ab-hero .ab-all{align-self:flex-start}
/* Bên trong sách: Đọc thử button under the page previews. Desktop: one column wide, centred under the middle page (a full-width black bar outweighed the pages). Phone: full width. */
.ab-intro .ab-readbar{display:flex;align-items:center;justify-content:center;gap:12px;width:calc((100% - 36px) / 3);min-height:52px;margin:26px auto 0;padding:0 20px;border:1px solid var(--ink);background:transparent;color:var(--ink);font:inherit;font-size:16px;font-weight:500;cursor:pointer;transition:background 200ms ease,color 200ms ease}
.ab-intro .ab-readbar span{display:inline-flex;align-items:center;gap:10px}
.ab-intro .ab-readbar>svg{transition:transform 200ms ease}
.ab-intro .ab-readbar:hover{background:var(--ink);color:#fff}.ab-intro .ab-readbar:hover>svg{transform:translateX(4px)}
@media(max-width:900px){.ab-intro .ab-readbar{width:100%;margin-top:18px}}
@media(max-width:900px){.ab-hero .ab-all{margin-top:-14px}}
/* Hero top label: Sách tiếng Việt · Sách tiếng Anh, both links */
.ab-hero .ab-kinds{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.ab-hero .ab-kinds a{display:inline-flex;align-items:center;min-height:36px;color:var(--ink);text-decoration:underline;text-underline-offset:4px;text-decoration-color:var(--line,#ccc)}
.ab-hero .ab-kinds a:hover{color:var(--accent);text-decoration-color:currentColor}
/* Hero, less crowded (owner 2026-10-10): no divider above the fields; smaller fields on phone so they fit in 2 lines */
.ab-hero .ab-fields{border-top:0;padding-top:0}
@media(max-width:900px){.ab-hero .ab-fields{gap:0 14px}.ab-hero .ab-fields a{font-size:15px;min-height:32px}}
@media(max-width:900px){.ab-trust-home{display:none}}
/* English books: publisher names + leather collection band (owner 2026-10-10) */
.ab-pubs{display:flex;align-items:center;gap:8px 20px;flex-wrap:wrap;padding:4px 0 26px}
.ab-pubs ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 26px}
.ab-pubs a{display:inline-flex;align-items:center;min-height:40px;font-family:var(--serif);font-size:24px;color:var(--ink);text-decoration:none;transition:color 200ms ease}
.ab-pubs a:hover{color:var(--accent)}
.ab-leather{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);margin-top:24px;background:#161616;color:#fff;text-decoration:none;overflow:hidden}
.ab-leather .im{display:block;aspect-ratio:16/10;background:#222}
.ab-leather .im img{width:100%;height:100%;object-fit:cover;display:block}
.ab-leather .tx{display:flex;flex-direction:column;justify-content:center;gap:12px;padding:32px 40px}
.ab-leather .ab-eyebrow{color:#bdb7b0}
.ab-leather b{font-family:var(--serif);font-weight:400;font-size:34px;line-height:1.15}
.ab-leather .go{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-weight:500;text-decoration:underline;text-underline-offset:5px}
.ab-leather:hover .go{color:var(--accent)}
@media(max-width:900px){
  .ab-pubs{flex-wrap:nowrap;overflow-x:auto;padding-bottom:18px;margin-right:-16px;scrollbar-width:none}
  .ab-pubs::-webkit-scrollbar{display:none}
  .ab-pubs ul{flex-wrap:nowrap;gap:0 22px;padding-right:16px}
  .ab-pubs a{font-size:20px;white-space:nowrap}
  .ab-pubs > .ab-eyebrow{display:none}
  .ab-leather{grid-template-columns:1fr}
  .ab-leather .tx{padding:20px}
  .ab-leather b{font-size:24px}
}
.ab-leather b,.ab-leather .go{color:#fff}.ab-leather:hover .go{color:#ff7a59}
.ab-leather .ln{color:#d8d2cb;font-size:15px}
.ab-leather .im{aspect-ratio:4/3}
.ab-pubs li > span{display:inline-flex;align-items:center;min-height:40px;font-family:var(--serif);font-size:24px;color:var(--ink)}
@media(max-width:900px){.ab-pubs li > span{font-size:20px;white-space:nowrap}}
/* Floating chat buttons (Messenger + Zalo), bottom-right */
.ab-chat{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:30;display:flex;flex-direction:column;gap:10px;transition:bottom 250ms ease}
.ab-chat-btn{display:flex;align-items:center;justify-content:center;width:52px;height:52px;border-radius:50%;box-shadow:0 6px 18px rgba(22,22,22,.22);transition:transform 200ms ease}
.ab-chat-btn:hover{transform:scale(1.08)}
.ab-chat-btn.ms{background:linear-gradient(135deg,#00B2FF 0%,#006AFF 50%,#A033FF 100%)}
.ab-chat-btn.zl{background:#0068FF}
body:has(.ab-buybar.show) .ab-chat{bottom:calc(96px + env(safe-area-inset-bottom,0px))}
body:has([data-ab-panel].open) .ab-chat,body:has(.ab-drawer.open) .ab-chat,body:has([data-ab-reader].open) .ab-chat{display:none}
@media(max-width:900px){.ab-chat{right:12px;gap:8px}.ab-chat-btn{width:46px;height:46px}.ab-chat-btn svg{width:23px;height:23px}body:has(.ab-buybar.show) .ab-chat{bottom:calc(84px + env(safe-area-inset-bottom,0px))}}
/* Theme-preview bar (#haravan-notification, preview only, ~63px): keep the chat buttons above it */
body:has(#haravan-notification) .ab-chat{bottom:calc(80px + env(safe-area-inset-bottom,0px))}
body:has(#haravan-notification):has(.ab-buybar.show) .ab-chat{bottom:calc(150px + env(safe-area-inset-bottom,0px))}
.ab-chat-btn.zl svg{width:44px;height:44px}
@media(max-width:900px){.ab-chat-btn.zl svg{width:40px;height:40px}}
/* Publisher filter on the filter-results page (same look as the category toolbar) */
.ab-toolbar-label{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--muted)}
.ab-toolbar-label select{height:40px;border:1px solid var(--ink);background:#fff;padding:0 10px;font:inherit;font-size:14px;cursor:pointer;color:var(--ink)}
@media(max-width:900px){.ab-toolbar select{max-width:44vw}}

/* Promotions (2026-10-11): sale badge on cards + "Ưu đãi" box on book page and cart */
.ab-card .cv{position:relative}
.ab-off{position:absolute;top:10px;left:10px;background:var(--sale);color:#fff;font-family:var(--mono);font-size:12px;line-height:1;padding:5px 7px;z-index:1}
.ab-promo{border:1px dashed var(--sale);padding:12px 14px;display:flex;flex-direction:column;gap:6px}
.ab-promo ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.ab-promo li{display:grid;grid-template-columns:1fr auto;gap:2px 12px;align-items:center}
.ab-promo li b{font-weight:600;font-size:14px}
.ab-promo li span{grid-column:1;font-size:13px;color:var(--muted)}
.ab-promo .ab-copy{grid-column:2;grid-row:1/span 2;min-height:40px;padding:0 12px;border:1px solid var(--ink);background:var(--paper);font:inherit;font-size:13px;cursor:pointer}
.ab-promo .ab-copy:hover{background:var(--ink);color:#fff}

/* In-stock lists (2026-10-11): hide the server grid until the in-stock list replaces it; shown anyway after 3 s if scripts fail */
.ab-grid[data-ab-instock]{visibility:hidden;animation:abShow 0s 3s forwards}
@keyframes abShow{to{visibility:visible}}
.ab-stock{display:inline-flex;align-items:center;gap:8px;min-height:40px;font-size:14px;color:var(--ink);cursor:pointer;white-space:nowrap}
.ab-stock input{width:18px;height:18px;accent-color:var(--ink);margin:0;cursor:pointer}
/* Toolbar (2026-10-12): count left; Còn hàng + Nhà xuất bản + Sắp xếp grouped right. Phone: count | Còn hàng, then the two dropdowns side by side without text labels (each select has aria-label) */
.ab-total{color:var(--muted);font-size:14px}
.ab-toolbar .ab-stock{margin-right:8px}
@media(max-width:600px){
  .ab-toolbar{display:grid;grid-template-columns:1fr 1fr;gap:8px;align-items:center}
  .ab-toolbar > div{display:contents!important}
  .ab-toolbar .ab-stock{justify-self:end;margin-right:0}
  .ab-toolbar > div > label:not(.ab-stock){font-size:0;gap:0}
  .ab-toolbar > div > label:not(.ab-stock) select{font-size:14px;width:100%;max-width:none}
}

/* Contact page v2 (2026-10-11): site width, details | form, then one map per bookstore */
.ab-contact{max-width:var(--wrap)}
.ab-contact .cols{display:grid;grid-template-columns:1fr 1fr;grid-template-areas:"info form" "stores stores";gap:40px 56px;align-items:start}
.ab-contact .info{grid-area:info}.ab-contact .form{grid-area:form}.ab-contact .stores{grid-area:stores;display:grid;grid-template-columns:1fr 1fr;gap:24px}
.ab-contact .ab-specs{grid-template-columns:140px minmax(0,1fr)}.ab-contact .ab-specs dt{padding-right:20px}
.ab-contact .ab-specs a{text-decoration:underline;text-underline-offset:3px}
.ab-contact .store{display:flex;flex-direction:column;gap:6px;border-top:1px solid var(--ink);padding-top:14px}
.ab-contact .store b{font-weight:500;font-size:17px}
.ab-contact .store .dir{align-self:flex-start;min-height:40px;display:inline-flex;align-items:center;text-decoration:underline;text-underline-offset:3px;font-size:14px}
.ab-contact .store iframe{width:100%;height:300px;border:0;margin-top:6px;background:var(--stone)}
.ab-contact .ab-allstores{margin-top:32px}
@media(max-width:900px){
  .ab-contact .cols{grid-template-columns:1fr;grid-template-areas:"info" "stores" "form";gap:28px}
  .ab-contact .stores{grid-template-columns:1fr}
  .ab-contact .store iframe{height:240px}
}
/* Search suggestions (2026-10-12 audit): thumbnails were cut at the left edge on phone */
.ab-results a{padding-left:12px!important}
.ab-results img{flex:0 0 40px;width:40px;height:52px;object-fit:contain;background:var(--stone)}

/* Language switch (2026-10-12): compact VI ▾ / EN ▾ dropdown */
.ab-langsw{position:relative;font-family:var(--mono);font-size:12px;letter-spacing:.06em}
.ab-langbtn{display:inline-flex;align-items:center;gap:6px;min-height:40px;min-width:44px;padding:0 6px;border:0;background:none;font:inherit;color:var(--ink);cursor:pointer}
.ab-langbtn:hover{text-decoration:underline;text-underline-offset:4px}
.ab-langmenu{position:absolute;right:0;top:calc(100% + 4px);z-index:60;min-width:150px;background:#fff;border:1px solid var(--line);box-shadow:0 14px 28px rgba(22,22,22,.12);padding:6px 0;display:flex;flex-direction:column}
.ab-langmenu[hidden]{display:none}
.ab-langmenu button{display:block;width:100%;text-align:left;min-height:44px;padding:0 16px;border:0;background:none;font-family:var(--sans);font-size:14px;letter-spacing:0;color:var(--ink);cursor:pointer}
.ab-langmenu button:hover{background:var(--stone)}
.ab-langmenu button.on{font-weight:600}
.ab-langmenu button.on::after{content:" ✓";color:var(--muted)}
@media(max-width:900px){.ab-langsw{margin-left:auto}}
html[data-ab-en]:not([data-ab-done]) body{opacity:0;animation:abShowBody 0s 1.5s forwards}
@keyframes abShowBody{to{opacity:1}}

/* Sách sưu tầm page (Codex C10, 2026-10-12) */
.ab-lth-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;align-items:center;margin-top:6px}
.ab-lth-hero .txt{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.ab-lth-hero .lead{margin:0;font-size:16px;line-height:1.6;color:var(--ink-2);max-width:56ch}
.ab-lth-hero .cond{margin:0;padding-left:12px;border-left:2px solid var(--accent);font-size:15px;color:var(--ink)}
.ab-lth-hero .img img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.ab-lth-grid{scroll-margin-top:90px}
.ab-lth-grid .ab-sec-head{margin:28px 0 0}
.ab-lth-ask .box{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;border-top:1px solid var(--ink);border-bottom:1px solid var(--line);padding:28px 0}
.ab-lth-ask h2{font-size:28px;margin:0 0 8px}.ab-lth-ask p{margin:0;max-width:62ch;color:var(--ink-2)}
.ab-lth-ask .acts,.ab-lth-contact .acts{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.ab-lth-sec .lnk,.ab-lth-ask .lnk{text-decoration:underline;text-underline-offset:3px;min-height:44px;display:inline-flex;align-items:center}
.ab-lth-sec{padding:48px 0 0}
.ab-lth-sec h2{font-size:32px;margin:0 0 18px}
.ab-lth-sec .lead{margin:-6px 0 22px;color:var(--ink-2);max-width:70ch}
.ab-lth-two{display:grid;grid-template-columns:1fr 1fr;gap:32px}
.ab-lth-two h3{font-size:22px;margin:6px 0 8px}.ab-lth-two p{margin:0;color:var(--ink-2);line-height:1.6}
.ab-lth-four{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.ab-lth-four li{display:flex;flex-direction:column;gap:6px;border-top:1px solid var(--ink);padding-top:14px}
.ab-lth-four b{font-weight:600;font-size:16px}.ab-lth-four li>span:last-child{color:var(--ink-2);font-size:14px;line-height:1.55}
.ab-lth-gift .ab-wrap{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.ab-lth-gift h2{margin:0}.ab-lth-gift p{margin:0;max-width:64ch;color:var(--ink-2)}
.ab-lth-faq details{border-top:1px solid var(--line)}.ab-lth-faq details:last-child{border-bottom:1px solid var(--line)}
.ab-lth-faq summary{cursor:pointer;min-height:52px;display:flex;align-items:center;font-weight:500;font-size:16px}
.ab-lth-faq p{margin:0 0 16px;color:var(--ink-2);max-width:70ch}.ab-lth-faq p a{text-decoration:underline}
.ab-lth-contact{margin:28px 0 64px;display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;background:var(--stone);padding:24px}
.ab-lth-contact p{margin:0;max-width:56ch}
@media(max-width:900px){
  .ab-lth-hero-grid{grid-template-columns:1fr;gap:20px}
  .ab-lth-two{grid-template-columns:1fr;gap:22px}
  .ab-lth-four{grid-template-columns:1fr 1fr;gap:18px}
  .ab-lth-sec h2,.ab-lth-ask h2{font-size:26px}
}
@media(max-width:520px){.ab-lth-four{grid-template-columns:1fr}}

/* Codex C11 audit fixes (2026-10-12) */
/* policy and page tables fit the phone screen (shipping fee table was cut off) */
.ab-rte table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;-webkit-overflow-scrolling:touch}
.ab-rte td,.ab-rte th{padding:8px 10px;border:1px solid var(--line);vertical-align:top;min-width:90px}
@media(max-width:600px){.ab-rte table{font-size:13px}.ab-rte td,.ab-rte th{padding:6px 8px;min-width:0}}
/* phone toolbar: dropdown labels visible again, above each select */
@media(max-width:600px){
  .ab-toolbar > div > label:not(.ab-stock){font-size:12px!important;gap:4px!important;display:flex;flex-direction:column;align-items:stretch;color:var(--muted)}
}
/* phone: one chat button; tap shows Zalo and Messenger */
.ab-chat-toggle{display:none;background:var(--ink);border:0;cursor:pointer;padding:0}
@media(max-width:900px){
  .ab-chat-toggle{display:flex;width:44px;height:44px}
  .ab-chat .ab-chat-btn.zl,.ab-chat .ab-chat-btn.ms{display:none}
  .ab-chat.open .ab-chat-btn.zl,.ab-chat.open .ab-chat-btn.ms{display:flex}
  .ab-chat{flex-direction:column-reverse}
}
/* menu button: full 44 x 44 tap area */
.ab-menubtn{min-width:44px;min-height:44px;flex:0 0 44px}
.grid4[data-ab-rel]{visibility:hidden;animation:abShow 0s 3s forwards}

/* Image zoom (2026-10-12) */
.ab-zoom{position:fixed;inset:0;z-index:200;background:rgba(15,15,15,.92);display:none;align-items:center;justify-content:center;padding:56px 16px 24px}
.ab-zoom.open{display:flex}
.ab-zoom img{max-width:100%;max-height:100%;object-fit:contain;background:#fff}
.ab-zoom .x{position:absolute;top:8px;right:10px;width:44px;height:44px;border:0;background:none;color:#fff;font-size:34px;line-height:1;cursor:pointer}
.ab-stage.alt .ab-stage-open,.ab-stage > img.main{cursor:zoom-in}
body:has(.ab-zoom.open) .ab-chat{display:none}

/* Premium Sách sưu tầm (2026-10-12): dark, quiet, gold hairlines. Active only where ab_lux is set. */
.ab-lux{--lux-bg:#151311;--lux-ink:#EFE9DE;--lux-muted:#B9B0A2;--lux-gold:#B8975A;background:var(--lux-bg);color:var(--lux-ink)}
.ab-lux h1,.ab-lux h2{color:var(--lux-ink);font-weight:400;letter-spacing:.01em}
.ab-lux p{color:var(--lux-muted)}
.ab-lux .ab-crumb,.ab-lux .ab-crumb a{color:var(--lux-muted)}.ab-lux .ab-crumb span{color:var(--lux-ink)}
.ab-lux .eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--lux-gold)}
.lux-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 26px;border:1px solid var(--lux-gold);color:var(--lux-ink)!important;background:transparent;font-size:14px;letter-spacing:.06em;text-transform:uppercase;transition:background 200ms ease,color 200ms ease}
.lux-btn:hover{background:var(--lux-gold);color:#151311!important}
.lux-link{display:inline-flex;align-items:center;min-height:44px;color:var(--lux-ink)!important;text-decoration:underline;text-decoration-color:var(--lux-gold);text-underline-offset:5px;font-size:14px}
.ab-lux .acts{display:flex;gap:22px;align-items:center;flex-wrap:wrap;margin-top:8px}
.ab-lux-hero .ab-wrap{padding-top:20px;padding-bottom:72px}
.ab-lux-hero .grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:56px;align-items:center;margin-top:28px}
.ab-lux-hero .txt{display:flex;flex-direction:column;gap:20px}
.ab-lux-hero h1{font-size:64px;line-height:1.05;margin:0}
.ab-lux-hero .lead{font-size:19px;line-height:1.6;max-width:30ch;margin:0;color:var(--lux-ink);opacity:.86}
.ab-lux-hero .img img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.ab-lux-full .ab-wrap,.ab-lux-private .ab-wrap,.ab-lux-quote .ab-wrap,.ab-lux-end .ab-wrap{padding-top:64px;padding-bottom:72px;max-width:860px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:18px}
.ab-lux-full .rule{width:64px;height:1px;background:var(--lux-gold);margin-bottom:8px}
.ab-lux-full h2,.ab-lux-private h2,.ab-lux-quote h2{font-size:40px;margin:0}
.ab-lux-full p,.ab-lux-private p,.ab-lux-quote p{font-size:18px;line-height:1.7;margin:0;max-width:52ch}
.ab-lux-full .acts,.ab-lux-private .acts{justify-content:center}
.ab-lux-private{border-top:1px solid rgba(184,151,90,.35)}
.ab-lux-end p{font-family:var(--serif);font-size:30px;color:var(--lux-ink);margin:0}
.ab-lux-grid{background:#F6F2EA}
.ab-lux-grid .ab-card .ab-price,.ab-lux-grid .ab-off,.ab-lux-grid .ab-card .lbl{display:none}
.ab-lux-light{background:#F6F2EA}
.ab-lux-light .ab-wrap{padding-top:48px;padding-bottom:8px;max-width:1080px}
.ab-lux-light.ab-lux-last .ab-wrap{padding-bottom:64px}
.ab-lux-light h2{font-size:32px;font-weight:400;margin:0 0 20px;padding-top:24px;border-top:1px solid #D9CFBE}
.ab-lux-light .lead{margin:-8px 0 22px;color:var(--ink-2)}
.ab-lux-light .two{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.ab-lux-light .two h3{font-size:22px;font-weight:400;margin:0 0 8px}.ab-lux-light .two p{margin:0;color:var(--ink-2);line-height:1.7}
.ab-lux-light .four{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px}
.ab-lux-light .four li{display:flex;flex-direction:column;gap:6px;border-top:1px solid #B8975A;padding-top:14px}
.ab-lux-light .four b{font-weight:500}.ab-lux-light .four span{color:var(--ink-2);font-size:14px;line-height:1.6}
.ab-lux-light .care{margin:0;padding-left:18px;color:var(--ink-2);line-height:1.8;max-width:70ch}
.ab-lux-light .faq details{border-bottom:1px solid #D9CFBE}.ab-lux-light .faq summary{min-height:52px;display:flex;align-items:center;cursor:pointer;font-size:16px}
.ab-lux-light .faq p{margin:0 0 16px;color:var(--ink-2);max-width:70ch}
.ab-lux-quote h2{font-style:italic}
@media(max-width:900px){
  .ab-lux-hero .grid{grid-template-columns:1fr;gap:28px;margin-top:18px}
  .ab-lux-hero h1{font-size:44px}
  .ab-lux-hero .lead{font-size:17px}
  .ab-lux-hero .ab-wrap{padding-bottom:48px}
  .ab-lux-full h2,.ab-lux-private h2,.ab-lux-quote h2{font-size:30px}
  .ab-lux-full .ab-wrap,.ab-lux-private .ab-wrap,.ab-lux-quote .ab-wrap,.ab-lux-end .ab-wrap{padding-top:48px;padding-bottom:52px}
  .ab-lux-light .two{grid-template-columns:1fr;gap:24px}
  .ab-lux-light .four{grid-template-columns:1fr 1fr;gap:20px}
  .ab-lux-end p{font-size:24px}
}
@media(max-width:520px){.ab-lux-light .four{grid-template-columns:1fr}}

/* Premium Sách sưu tầm v2 (2026-10-12): full-width hero, set tiles, quiet grid. Only in the ab_lux view. */
.ab-lux2-hero{position:relative;min-height:78vh;display:flex;align-items:flex-end;background:#151311;color:#EFE9DE;overflow:hidden}
.ab-lux2-hero .bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ab-lux2-hero .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(21,19,17,.15) 0%,rgba(21,19,17,.35) 45%,rgba(21,19,17,.92) 100%)}
.ab-lux2-hero .txt{position:relative;display:flex;flex-direction:column;align-items:flex-start;gap:16px;padding-top:120px;padding-bottom:64px}
.ab-lux2-hero .ab-crumb,.ab-lux2-hero .ab-crumb a{color:#CFC6B6}.ab-lux2-hero .ab-crumb span{color:#EFE9DE}
.ab-lux2-hero .eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:#D2B47A}
.ab-lux2-hero h1{font-size:72px;line-height:1;margin:0;font-weight:400;color:#F4EFE6}
.ab-lux2-hero .lead{font-size:18px;line-height:1.6;max-width:46ch;margin:0;color:#E6DFD2}
.ab-lux2-hero .lux-btn{margin-top:6px;border-color:#D2B47A;color:#F4EFE6!important}
.ab-lux2-sets{background:#151311;color:#EFE9DE}
.ab-lux2-sets .ab-wrap{padding-top:64px;padding-bottom:72px}
.ab-lux2-sets .head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:28px}
.ab-lux2-sets h2{font-size:40px;font-weight:400;margin:0 0 8px;color:#F4EFE6}.ab-lux2-sets .head p{margin:0;color:#B9B0A2;max-width:52ch}
.ab-lux2-sets .tiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
.ab-lux2-sets .tile{display:flex;flex-direction:column;gap:10px;color:#EFE9DE;text-decoration:none}
.ab-lux2-sets .tile .im{display:block;aspect-ratio:4/3;background:#221F1B;overflow:hidden}
.ab-lux2-sets .tile img{width:100%;height:100%;object-fit:cover;transition:transform 400ms ease}
.ab-lux2-sets .tile:hover img{transform:scale(1.03)}
.ab-lux2-sets .tile .nm{font-family:var(--serif);font-size:22px;line-height:1.3}
.ab-lux2-sets .tile .go{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:#D2B47A}
.lux-link.dark{color:#EFE9DE!important}
.ab-lux-grid .ab-toolbar{display:none}
.ab-lux-grid .ab-sec-head{margin-top:48px}
.ab-lux-grid .ab-sec-head h2{font-size:36px;font-weight:400}
.ab-lux-grid .ab-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:36px 28px;margin-top:24px}
.ab-lux-grid .ab-card .cv{background:#EDE6D9;aspect-ratio:1/1;padding:0}
.ab-lux-grid .ab-card .cv img{width:100%;height:100%;object-fit:cover;max-width:none;max-height:none;box-shadow:none}
.ab-lux-grid .ab-card .ct{font-family:var(--serif);font-size:18px;margin-top:12px}
.ab-lux2-about{background:#F6F2EA}
.ab-lux2-about .ab-wrap{padding-top:64px;padding-bottom:56px;border-top:1px solid #D9CFBE}
.ab-lux2-about h2{font-size:36px;font-weight:400;margin:0 0 28px}
.ab-lux2-about .cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px}
.ab-lux2-about .pubs{display:flex;flex-direction:column;gap:24px}
.ab-lux2-about h3{font-size:22px;font-weight:400;margin:0 0 6px}.ab-lux2-about p{margin:0;color:var(--ink-2);line-height:1.7}
.ab-lux2-about .craft{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:22px}
.ab-lux2-about .craft li{border-top:1px solid #B8975A;padding-top:12px;display:flex;flex-direction:column;gap:4px}
.ab-lux2-about .craft b{font-weight:500}.ab-lux2-about .craft span{color:var(--ink-2);font-size:14px;line-height:1.6}
.ab-lux2-about .fold{margin-top:40px;border-top:1px solid #D9CFBE}
.ab-lux2-about details{border-bottom:1px solid #D9CFBE}.ab-lux2-about summary{min-height:56px;display:flex;align-items:center;cursor:pointer;font-size:16px}
.ab-lux2-about details ul,.ab-lux2-about details p{margin:0 0 18px;color:var(--ink-2);line-height:1.7}
.ab-lux2-end{background:#151311;color:#EFE9DE}
.ab-lux2-end .ab-wrap{padding-top:64px;padding-bottom:72px;display:flex;flex-direction:column;align-items:center;gap:20px;text-align:center}
.ab-lux2-end p{font-family:var(--serif);font-size:28px;margin:0;color:#F4EFE6}
.ab-lux2-end .acts{display:flex;gap:22px;align-items:center;flex-wrap:wrap;justify-content:center}
@media(max-width:900px){
  .ab-lux2-hero{min-height:70vh}
  .ab-lux2-hero h1{font-size:46px}
  .ab-lux2-hero .lead{font-size:16px}
  .ab-lux2-hero .txt{padding-bottom:40px}
  .ab-lux2-sets .ab-wrap{padding-top:44px;padding-bottom:48px}
  .ab-lux2-sets h2,.ab-lux-grid .ab-sec-head h2,.ab-lux2-about h2{font-size:30px}
  .ab-lux2-sets .tiles{grid-template-columns:1fr;gap:28px}
  .ab-lux-grid .ab-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 14px}
  .ab-lux-grid .ab-card .ct{font-size:16px}
  .ab-lux2-about .cols{grid-template-columns:1fr;gap:32px}
  .ab-lux2-about .craft{grid-template-columns:1fr}
  .ab-lux2-end p{font-size:22px}
}
.ab-lux2-about .craft-h{font-size:22px;font-weight:400;margin:0 0 6px}.ab-lux2-about .craft-lead{margin:0 0 16px;color:var(--ink-2)}
.ab-lux2-end p{max-width:34ch;line-height:1.4}
/* Logo keeps its true proportions (2026-10-12, owner: "logo kinda tall"). The PNG is 1250 x 94 (13.3:1); the header flex layout
   was shrinking its width while the inline height stayed 24px (8.3:1 desktop, 7.6:1 phone). Size by width, height follows. */
.ab-logo{flex:0 0 auto;line-height:0}
.ab-logo img{width:240px!important;height:auto!important;max-width:none!important;aspect-ratio:1250/94;object-fit:contain}
@media(max-width:1240px){.ab-logo img{width:210px!important}}
@media(max-width:900px){.ab-logo img{width:min(180px,46vw)!important}}
.ab-drawer-logo img{width:160px!important;height:auto!important}
.ab-foot .ab-logo img{width:200px!important}
/* Header between 901 and 1180 px (after the logo fix the one-row header no longer fits): use the compact header
   (menu button + logo + language + cart, search bar on its own row) like phones. Full header from 1181 px. */
@media(min-width:901px) and (max-width:1180px){
  .ab-nav,.ab-head .ab-search{display:none}
  .ab-menubtn{display:flex}
  .ab-head .ab-wrap{justify-content:space-between}
  .ab-logo{margin-right:auto}
  .ab-msearch{display:block!important;padding:12px var(--gut) 0}
  .ab-logo img{width:200px!important}
}
@media(min-width:1181px) and (max-width:1366px){
  .ab-logo img{width:190px!important}
  .ab-head .ab-wrap{gap:16px!important}
  .ab-nav{gap:14px!important}
  .ab-head .ab-search{flex:0 1 200px!important;min-width:140px!important}
}

/* Design review 2026-10-12 (DISCUSSION_WEBSITE_DESIGN.md) */
/* P2-8 cart: 44 px targets, dimmed while updating */
.ab-cart .line .q button{width:44px;height:44px;font-size:18px}
.ab-cart .line .rm{min-height:44px;padding:0 10px}
[data-ab-cart-items][aria-busy="true"]{opacity:.55;pointer-events:none;transition:opacity 150ms ease}
/* P2-3 phone gallery: shorter stage so title and price reach the first screen */
@media(max-width:900px){
  .ab-stage{min-height:0;padding:18px 16px}
  .ab-stage img.main{max-height:min(46vh,330px)}
  .ab-thumbs button.t{width:60px}.ab-thumbs button.t img{width:60px;height:78px}
}
/* P2-9 subject chips on phone: soft fade at the right edge shows the row scrolls */
@media(max-width:900px){
  .ab-colhead .ab-chips{-webkit-mask-image:linear-gradient(90deg,#000 82%,transparent);mask-image:linear-gradient(90deg,#000 82%,transparent);padding-right:24px}
}
/* P2-7 the zoom view sits above the Đọc thử reader */
.ab-zoom{z-index:300}

/* Collector product view (design review P1-1) */
.ab-lux-ask{display:flex;gap:10px;flex-wrap:wrap}.ab-lux-ask .ab-btn{flex:1 1 200px}
.ab-lux-rel .ab-price,.ab-lux-rel .ab-off{display:none}
.ab-lux-facts h3{font-size:20px;font-weight:400;margin:18px 0 6px}.ab-lux-facts h3:first-child{margin-top:0}

/* Design review batch 2 */
@media(max-width:900px){.ab-home-vn > .ab-card:nth-child(n+7){display:none}}
.ab-promo-more summary{cursor:pointer;min-height:40px;display:flex;align-items:center;font-size:13px;text-decoration:underline;text-underline-offset:3px;color:var(--ink-2)}
.ab-promo-more ul{margin-top:6px}

/* Showcase test (?view=show, 2026-10-12): Đọc thử next to the price, Bên trong sách first, Đọc thử tag on covers.
   Live 2026-10-12: the Đọc thử tag shows on every card of a book with sample pages. */
.ab-try{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:48px;padding:0 18px;border:0;background:var(--stone);color:var(--ink);font:inherit;font-size:16px;font-weight:500;cursor:pointer;transition:background 200ms ease}
.ab-try:hover{background:#e6e1d8}
.ab-try:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
.ab-intro.ab-show .inside{margin-bottom:56px}
.ab-intro.ab-show .pages{gap:28px}
.ab-dt{position:absolute;left:10px;bottom:10px;z-index:1;background:var(--ink);color:#fff;font-size:12px;font-weight:500;line-height:1;padding:6px 8px}
@media(max-width:900px){.ab-intro.ab-show .inside{margin-bottom:36px}.ab-intro.ab-show .pages{gap:14px;grid-template-columns:repeat(3,80%)}.ab-dt{left:6px;bottom:6px;font-size:11px;padding:5px 6px}}

/* C15 review fixes (test view): short phone sentence, desktop paragraph, reader hit areas */
.ab-pd .ab-ts{margin:0;color:var(--ink-2);font-size:16px;line-height:1.55}
.ab-pd .ab-phone{display:none}
@media(max-width:900px){.ab-pd .ab-phone{display:block}.ab-pd .ab-desk{display:none}}
.ab-reader[data-ab-a11y] .top button{min-width:44px;min-height:44px;display:inline-flex;align-items:center;justify-content:center}
.ab-reader[data-ab-a11y] .top button:focus-visible,.ab-reader[data-ab-a11y] .nav:focus-visible{outline:2px solid #fff;outline-offset:2px}
.ab-stage .ab-peek[aria-hidden]{cursor:pointer}
/* Showcase test: on desktop the cover's Đọc thử label sits right beside the buy column, so the extra button there is a true repeat; phone keeps it (a screen apart) */
@media(min-width:901px){.ab-pd .ab-try{display:none}}

/* Owner 'do all' 12/10: Mới phát hành label; desktop hover shows the book's first infographic */
.ab-card .lbl.new{color:var(--accent)}
.ab-card .cv img{transition:opacity 180ms ease}
.ab-card .cv img.ab-alt-on{object-fit:contain;width:100%;height:100%}

/* Owner 12/10: Đọc thử one page at a time; click a page = zoom view; click the image = full size with scrolling */
.ab-reader .stage img{max-width:100%;cursor:zoom-in}
.ab-zoom img{cursor:zoom-in}
.ab-zoom.full{display:block;overflow:auto;padding:56px 0 24px;text-align:center}
.ab-zoom.full img{max-width:none;max-height:none;width:auto;height:auto;cursor:zoom-out;display:inline-block}

/* Owner 12/10: zoom view = small gallery (arrows, counter) */
.ab-zoom .zn,.ab-zoom .zc{display:none}
.ab-zoom.multi .zn{display:flex;align-items:center;justify-content:center;position:fixed;top:50%;transform:translateY(-50%);width:48px;height:48px;border:0;background:#fff;color:var(--ink);font-size:20px;cursor:pointer;z-index:2}
.ab-zoom.multi .zp{left:12px}.ab-zoom.multi .zx{right:12px}
.ab-zoom.multi .zc{display:block;position:fixed;left:50%;bottom:12px;transform:translateX(-50%);color:#fff;font-family:var(--mono);font-size:12px;letter-spacing:.06em;z-index:2}
.ab-zoom .zn:focus-visible{outline:2px solid #fff;outline-offset:2px}
@media(max-width:900px){.ab-zoom.multi .zn{top:auto;bottom:calc(10px + env(safe-area-inset-bottom));transform:none}.ab-zoom.multi .zc{bottom:calc(26px + env(safe-area-inset-bottom))}.ab-zoom.multi{padding-bottom:72px}}

/* Weekend sale link (15/10): Fri–Sun only, sale red */
.nav-item[hidden],.acc-link[hidden]{display:none!important}
.ab-sale-a{color:var(--sale)!important}
.ab-sale-nav .ab-sale-more{display:none}
.ab-sale-a{white-space:nowrap}

/* Owner 15/10: hero slider (slide 1 = brand hero, more = books in collection trang-chu-noi-bat) */
.ab-heroslider{position:relative;display:grid;overflow:hidden;background:var(--stone)}
.ab-heroslider>.ab-slide{grid-area:1/1;opacity:0;visibility:hidden;transition:opacity 600ms ease,visibility 0s linear 600ms}
.ab-heroslider>.ab-slide.is-on{opacity:1;visibility:visible;transition:opacity 600ms ease}
.ab-feat{position:relative;color:#fff;background:#161616;min-height:100%}
.ab-feat .bg{position:absolute;top:0;right:0;width:56%;height:100%;object-fit:cover;object-position:center}
.ab-feat::after{content:"";position:absolute;top:0;bottom:0;left:44%;width:120px;background:linear-gradient(90deg,#161616,rgba(22,22,22,0))}
.ab-feat .ab-wrap{position:relative;z-index:1;height:100%;display:flex;align-items:center}
.ab-feat .ft{width:40%;max-width:500px;display:flex;flex-direction:column;gap:14px;padding:40px 0}
.ab-feat .ab-eyebrow{color:#fff;opacity:.8}
.ab-feat h2{font-size:clamp(34px,4.2vw,58px);line-height:1.04;margin:0;color:#fff}
.ab-feat .by{font-size:16px;opacity:.85}
.ab-feat p{margin:0;font-size:18px;line-height:1.5;color:#fff}
.ab-feat .act{display:flex;align-items:center;gap:18px;margin-top:8px}
.ab-feat .act .ab-btn{background:#fff!important;color:#161616!important;border-color:#fff!important;min-width:150px}
.ab-feat .act .ab-btn:hover{background:#e9e6e1!important}
.ab-feat .act b{font-size:20px;font-weight:500}
.ab-slidectl{position:absolute;right:max(16px,calc((100% - 1200px)/2));bottom:16px;z-index:3;display:flex;align-items:center;gap:10px}
.ab-slidectl[hidden]{display:none}
.ab-slidectl button{width:40px;height:40px;border:0;background:rgba(255,255,255,.92);color:var(--ink);font-size:16px;cursor:pointer}
.ab-slidectl .dots{display:flex;gap:6px}
.ab-slidectl .dots button{width:22px;height:4px;padding:0;background:rgba(22,22,22,.25)}
.ab-slidectl .dots button.on{background:var(--ink)}
.ab-heroslider.dark .ab-slidectl .dots button{background:rgba(255,255,255,.45)}.ab-heroslider.dark .ab-slidectl .dots button.on{background:#fff}
@media(max-width:900px){
  .ab-feat .bg{width:100%;height:52%}
  .ab-feat::after{left:0;right:0;top:calc(52% - 60px);bottom:auto;width:auto;height:60px;background:linear-gradient(0deg,#161616,rgba(22,22,22,0))}
  .ab-feat .ab-wrap{align-items:flex-end;padding-bottom:60px}
  .ab-feat .ft{width:100%;padding:0;gap:10px}
  .ab-feat h2{font-size:32px}
  .ab-feat p{font-size:15px}.ab-feat .act b{font-size:17px}
  .ab-slidectl{right:16px;bottom:14px}.ab-slidectl button{width:36px;height:36px}
}
/* Feature photo-book page: photo mosaic, text facts */
.ab-intro .ab-mosaic{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:210px;gap:10px}
.ab-intro .ab-mosaic button{border:0;padding:0;background:#d9d5ce;cursor:zoom-in;overflow:hidden}
.ab-intro .ab-mosaic button:first-child{grid-column:span 2;grid-row:span 2}
.ab-intro .ab-mosaic img{width:100%;height:100%;object-fit:cover;display:block;transition:transform 400ms ease}
.ab-intro .ab-mosaic button:hover img{transform:scale(1.03)}
.ab-intro .facts b.t{font-size:26px;line-height:1.2}
@media(max-width:900px){.ab-intro .ab-mosaic{grid-template-columns:repeat(2,1fr);grid-auto-rows:130px;gap:6px}.ab-intro .facts b.t{font-size:20px}}