:root{--bg:#f3f1ec;--card:#fff;--ink:#1d2430;--mute:#5d6676;--line:#dcd6ca;--brand:#0f5b66;--brand2:#0b4650;--nav:#0b3a42;--price:#a8570b;--yellow:#ffd77a;--orange:#f59e0b;--ok:#1a7f4b;--bad:#b42318;--link:#0b5f73}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
button,input,select{font:inherit}
a{color:var(--link)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wrap{max-width:1180px;margin:0 auto;padding:0 14px}
.strip{background:#3b2a0b;color:#ffe9b8;font-size:13px;text-align:center;padding:6px 12px}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #ffbf3c;outline-offset:2px}

/* header */
.top{background:var(--nav);color:#fff;position:sticky;top:0;z-index:30}
.bar{display:flex;align-items:center;gap:10px;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}
.logo{font-family:Georgia,"Times New Roman",serif;font-weight:700;font-size:21px;color:#fff;text-decoration:none;white-space:nowrap}
.search{flex:1 1 220px;display:flex;border-radius:8px;overflow:hidden;background:#fff;order:3;min-width:0}
@media(min-width:720px){.search{order:0}}
.search input{flex:1;min-width:0;border:0;padding:10px 12px;color:var(--ink);background:#fff}
.search input:focus-visible{outline-offset:-3px}
.search button{border:0;background:var(--orange);color:#1b1305;font-weight:700;padding:0 16px;cursor:pointer}
.cartbtn{margin-left:auto;display:flex;align-items:center;gap:6px;background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45);border-radius:8px;padding:7px 12px;cursor:pointer}
@media(min-width:720px){.cartbtn{margin-left:0}}
.cartbtn .count{background:var(--orange);color:#1b1305;border-radius:999px;min-width:22px;text-align:center;font-weight:800;font-size:13px;padding:0 6px}
.sub{background:var(--brand2);border-top:1px solid rgba(255,255,255,.12)}
.sub .wrap{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.sub .wrap::-webkit-scrollbar{display:none}
.sub button{flex:none;background:transparent;border:0;color:#e6f2f4;padding:9px 12px;cursor:pointer;font-size:14px;border-bottom:3px solid transparent}
.sub button[aria-current=true]{color:#fff;font-weight:700;border-bottom-color:var(--orange)}

/* layout */
main{padding-top:14px;padding-bottom:30px;outline:none}
.crumbs{font-size:13px;color:var(--mute);margin:0 0 10px}
.crumbs a{color:var(--link);text-decoration:none}
.crumbs a:hover{text-decoration:underline}
.layout{display:grid;gap:18px}
@media(min-width:860px){.layout{grid-template-columns:210px 1fr}}
.side{display:none}
@media(min-width:860px){.side{display:block;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px;align-self:start}}
.side h3{margin:0 0 6px;font-size:14px}
.side button{display:flex;justify-content:space-between;width:100%;background:transparent;border:0;padding:6px 4px;text-align:left;cursor:pointer;color:var(--ink);border-radius:6px}
.side button:hover{background:#f1ede3}
.side button[aria-current=true]{font-weight:800;color:var(--brand2)}
.side .n{color:var(--mute);font-weight:400}
.rbar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.rbar h1{font-size:18px;margin:0}
.rbar label{font-size:14px;color:var(--mute)}
.rbar select{margin-left:6px;padding:6px 8px;border:1px solid var(--line);border-radius:8px;background:#fff}

/* result rows */
.rows{display:flex;flex-direction:column;gap:10px}
.row{display:grid;grid-template-columns:96px 1fr;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px}
@media(min-width:620px){.row{grid-template-columns:150px 1fr;padding:16px;gap:20px}}
.row img{width:100%;aspect-ratio:2/3;object-fit:cover;border-radius:4px;border:1px solid var(--line);display:block;background:#e9e2d5}
.row .t{font-family:Georgia,serif;font-size:19px;line-height:1.25;font-weight:700;color:var(--ink);text-decoration:none}
.row .t:hover{color:var(--brand);text-decoration:underline}
.sub2{color:var(--mute);font-size:14px;margin:2px 0}
.by{font-size:14px;margin:2px 0}
.fmt{font-size:13px;color:var(--mute)}
.pr{color:var(--price);font-weight:800;font-size:22px;margin-top:6px}
.pr small{font-size:13px;font-weight:600;color:var(--mute);margin-left:4px}
.dl{font-size:13px;color:var(--ok);margin:2px 0 8px}
.btns{display:flex;gap:8px;flex-wrap:wrap}
.add,.now{border:0;border-radius:999px;font-weight:700;padding:9px 18px;cursor:pointer;color:#1b1305}
.add{background:var(--yellow)}
.now{background:var(--orange)}
.add:hover{filter:brightness(.96)}
.ebl{font-size:13px;color:var(--mute);margin:0 0 8px}
.ebl.on{color:var(--ok);font-weight:600}
.fmtrow{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:12px}
.fmtbtn{display:flex;flex-direction:column;gap:2px;text-align:left;background:#fff;border:2px solid var(--line);border-radius:10px;padding:8px 10px;cursor:pointer;color:var(--ink)}
.fmtbtn span{color:var(--price);font-weight:700}
.fmtbtn small{font-size:11px;color:var(--mute)}
.fmtbtn[aria-pressed=true]{border-color:var(--brand);background:#eef7f8}
.fmtbtn.off{opacity:.65;cursor:not-allowed;background:#f4f1ea}
.empty{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:30px;text-align:center;color:var(--mute)}

/* detail */
.detail{display:grid;gap:20px}
@media(min-width:900px){.detail{grid-template-columns:300px 1fr 280px;align-items:start}}
.big{width:100%;max-width:320px;aspect-ratio:2/3;object-fit:cover;border:1px solid var(--line);border-radius:6px;background:#e9e2d5;display:block;margin:0 auto}
.info h1{font-family:Georgia,serif;font-size:28px;line-height:1.15;margin:0 0 4px}
.info .sub2{font-size:16px}
.info h2{font-size:17px;margin:20px 0 6px;border-top:1px solid var(--line);padding-top:12px}
.info p{margin:0 0 10px}
.info ul{margin:0 0 10px;padding-left:20px}
.buybox{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px}
.buybox .pr{margin:0 0 6px;font-size:26px}
.buybox select{padding:8px;border:1px solid var(--line);border-radius:8px;background:#fff;margin:6px 0 10px}
.buybox .btns{flex-direction:column}
.buybox button{width:100%}
.buybox .meta{font-size:13px;color:var(--mute);margin-top:12px;line-height:1.45}
table.pd{width:100%;border-collapse:collapse;font-size:14px}
table.pd th{text-align:left;color:var(--mute);font-weight:500;width:34%;padding:7px 0;border-top:1px solid var(--line);vertical-align:top}
table.pd td{padding:7px 0;border-top:1px solid var(--line)}
.more{display:flex;gap:12px;overflow-x:auto;padding:4px 0 8px}
.more a{flex:none;width:110px;text-decoration:none;color:var(--ink);font-size:13px}
.more img{width:110px;aspect-ratio:2/3;object-fit:cover;border:1px solid var(--line);border-radius:4px;display:block;margin-bottom:4px}

.foot{color:var(--mute);font-size:13px;text-align:center;padding:10px 0 40px}
.foot p{margin:4px 0}

/* dialog: cart and checkout */
dialog{border:0;padding:0;width:min(560px,100%);max-height:100dvh;background:var(--card);color:var(--ink);border-radius:14px;overflow:hidden}
@media(max-width:560px){dialog{height:100dvh;border-radius:0}}
dialog::backdrop{background:rgba(0,0,0,.55)}
.dwrap{display:flex;flex-direction:column;max-height:100dvh}
.dh{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line)}
.x{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px;cursor:pointer}
.dbody{padding:16px;overflow:auto}
.cl{display:grid;grid-template-columns:56px 1fr;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.cl img{width:56px;height:84px;object-fit:cover;border-radius:4px;border:1px solid var(--line)}
.cl b{font-family:Georgia,serif;display:block;line-height:1.25}
.cl .ln{display:flex;gap:10px;align-items:center;margin-top:6px;flex-wrap:wrap}
.cl select{padding:5px 8px;border:1px solid var(--line);border-radius:8px}
.lk{background:none;border:0;color:var(--link);cursor:pointer;padding:0;text-decoration:underline;font-size:14px}
label{display:block;font-weight:600;font-size:14px;margin:12px 0 4px}
.f input,.f select{width:100%;padding:11px 12px;border:1px solid #cfc7b8;border-radius:10px;background:#fff;color:var(--ink)}
.hint{font-size:12px;color:var(--mute);margin-top:3px}
.tot{display:flex;justify-content:space-between;margin:6px 0;color:var(--mute)}
.tot.g{color:var(--ink);font-size:20px;font-weight:800;border-top:1px solid var(--line);padding-top:10px;margin-top:10px}
.tot.g b{color:var(--price)}
.pay{width:100%;margin-top:12px;border:0;border-radius:999px;background:var(--orange);color:#1b1305;font-weight:800;padding:14px;cursor:pointer;font-size:17px}
.pay[disabled]{opacity:.6;cursor:default}
.err{color:var(--bad);font-size:14px;margin-top:8px;min-height:1.2em}
.state{text-align:center;padding:18px 6px}
.state h3{margin:8px 0 6px;font-family:Georgia,serif;font-size:22px}
.state p{margin:6px 0;color:var(--mute)}
.spin{width:44px;height:44px;border:5px solid var(--line);border-top-color:var(--brand);border-radius:50%;margin:6px auto;animation:sp 1s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.spin{animation:none}}
.okmark{font-size:44px;color:var(--ok)}
.badmark{font-size:44px;color:var(--bad)}
.btn2{display:inline-block;margin-top:10px;border:2px solid var(--brand);background:#fff;color:var(--brand);font-weight:700;border-radius:999px;padding:10px 18px;cursor:pointer;text-decoration:none}

/* promo, samples, free books, reader, ads */
.promo{display:flex;flex-direction:column;gap:2px;background:linear-gradient(90deg,#0b3a42,#0f5b66);color:#fff;text-decoration:none;border-radius:10px;padding:12px 16px;margin-bottom:12px}
.promo b{font-size:16px}.promo span{font-size:14px;color:#cfe6e9}
.promo:hover{filter:brightness(1.08)}
.sub button.freetab{color:#ffd77a}
.smp{display:inline-block;border:2px solid var(--brand);color:var(--brand);background:#fff;font-weight:700;border-radius:999px;padding:8px 16px;text-decoration:none;font-size:15px}
.smp:hover{background:#eef7f8}
.lookin{text-align:center;margin-top:12px}
.pagetitle{font-family:Georgia,serif;font-size:30px;margin:4px 0 6px}
.lead{max-width:62ch;color:var(--mute);margin:0 0 16px}
.fgrid{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
@media(min-width:620px){.fgrid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:900px){.fgrid{grid-template-columns:repeat(4,1fr)}}
.fcard{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:4px}
.fcard img{width:100%;aspect-ratio:2/3;object-fit:cover;border-radius:4px;border:1px solid var(--line);display:block;background:#e9e2d5;margin-bottom:6px}
.fcard .t{font-family:Georgia,serif;font-weight:700;font-size:17px;line-height:1.25;color:var(--ink);text-decoration:none}
.fcard .t:hover{text-decoration:underline}
.fcard .btns{margin-top:8px}
.fcard .add{text-decoration:none;display:inline-block;color:#1b1305}
.reader{max-width:680px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:22px 20px}
@media(min-width:720px){.reader{padding:34px 44px}}
.reader h1{font-family:Georgia,serif;font-size:30px;line-height:1.15;margin:0 0 4px}
.reader h2{font-family:Georgia,serif;font-size:19px;margin:22px 0 4px}
.reader p{font-family:Georgia,"Times New Roman",serif;font-size:18px;line-height:1.75;margin:0 0 1em}
.reader .by{margin-bottom:14px}
.reader .smpnote{font:14px/1.4 system-ui,sans-serif;color:var(--mute);background:#f6f2e8;border-radius:8px;padding:8px 12px}
.pager{display:flex;justify-content:space-between;gap:10px;margin:20px 0;flex-wrap:wrap}
.pager .btn2{margin-top:0;text-decoration:none}
.cta{background:#f6f2e8;border:1px solid var(--line);border-radius:10px;padding:16px;margin-top:22px}
.cta b{font-family:Georgia,serif;font-size:19px}
.cta p{font:15px/1.4 system-ui,sans-serif!important;color:var(--mute);margin:4px 0 10px!important}
.cta .now{text-decoration:none;display:inline-block}
.ad{margin:18px 0;min-height:10px;text-align:center;overflow:hidden}
.logo{display:inline-flex;align-items:center;gap:8px}
a.pay{display:block;text-align:center;text-decoration:none}