@font-face{font-family:Geist;src:url(/fonts/geist.woff2) format("woff2");font-weight:300 700;font-display:swap}
@font-face{font-family:Newsreader;src:url(/fonts/newsreader.woff2) format("woff2");font-weight:200 800;font-display:swap}
:root{--bg:#f6f2ea;--ink:#1f1a14;--ink2:#5c5348;--ink3:#8a8073;--line:rgba(60,40,15,.1);--line2:rgba(60,40,15,.2);--surf:#fffdf9;--surf2:#efe9de;--accent:#2e6a88;--good:#3f7d4e;--bad:#b42318;--gold:#9a6b1f;
  --sans:Geist,ui-sans-serif,system-ui,sans-serif;--serif:Newsreader,Georgia,serif;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#15130f;--ink:#f1ebe0;--ink2:#c3b9aa;--ink3:#948a7c;--line:rgba(255,240,220,.09);--line2:rgba(255,240,220,.18);--surf:#1e1b16;--surf2:#2a261f;--accent:#7dc3e6;--good:#7fbf8c;--bad:#f0837a;--gold:#e0b36a;color-scheme:dark}}
:root[data-theme=dark]{--bg:#15130f;--ink:#f1ebe0;--ink2:#c3b9aa;--ink3:#948a7c;--line:rgba(255,240,220,.09);--line2:rgba(255,240,220,.18);--surf:#1e1b16;--surf2:#2a261f;--accent:#7dc3e6;--good:#7fbf8c;--bad:#f0837a;--gold:#e0b36a;color-scheme:dark}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:15px;-webkit-font-smoothing:antialiased;min-height:100svh;display:flex;flex-direction:column}
main{flex:1}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
.bar{display:flex;align-items:center;gap:14px;padding:12px max(16px,calc(50vw - 640px));border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:10}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--serif);font-size:20px;white-space:nowrap}
.brand svg{width:24px;height:24px}
.brand span{font-family:var(--sans);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink3);margin-left:2px}
.sp{flex:1}
.links{display:flex;gap:16px;font-size:14px}
.links a{text-decoration:none;color:var(--ink2)}
.links a:hover{color:var(--ink)}
.who{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--ink2)}
.who img{width:26px;height:26px;border-radius:50%}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--ink);color:var(--bg);border:0;border-radius:999px;padding:11px 20px;text-decoration:none;font-weight:500;font-size:15px;min-height:44px}
.btn.ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px var(--line2)}
.btn.sm{padding:6px 14px;font-size:13px;min-height:32px}
.btn:disabled{opacity:.5;cursor:default}
.wrap{width:min(1280px,100%);margin:0 auto;padding:28px 16px 64px}
.foot{border-top:1px solid var(--line);padding:20px max(16px,calc(50vw - 640px));color:var(--ink3);font-size:13px}
.foot p{margin:0;max-width:640px}

/* browse */
.intro h1{font-family:var(--serif);font-weight:400;font-size:clamp(32px,5vw,48px);line-height:1.08;letter-spacing:-.015em;margin:0 0 8px}
.intro p{font-family:var(--serif);font-size:18px;color:var(--ink2);margin:0 0 22px;max-width:620px;line-height:1.5}
.tools{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:0 0 14px}
.search{flex:1 1 280px;display:flex;align-items:center;gap:8px;background:var(--surf);border:1px solid var(--line2);border-radius:999px;padding:0 16px;min-height:44px}
.search svg{width:18px;height:18px;color:var(--ink3);flex:none}
.search input{border:0;background:none;outline:none;flex:1;min-width:0;padding:10px 0}
.seg{display:inline-flex;background:var(--surf2);border-radius:999px;padding:3px}
.seg button{border:0;background:none;border-radius:999px;padding:8px 14px;color:var(--ink2);min-height:38px}
.seg button[aria-pressed=true]{background:var(--surf);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.1)}
.sel{background:var(--surf);border:1px solid var(--line2);border-radius:999px;padding:0 14px;min-height:44px}
.cats{display:flex;gap:8px;overflow-x:auto;padding:4px 0 10px;margin:0 0 18px;scrollbar-width:none}
.cats::-webkit-scrollbar{display:none}
.chip{flex:none;border:1px solid var(--line2);background:transparent;border-radius:999px;padding:7px 14px;font-size:13.5px;color:var(--ink2);white-space:nowrap}
.chip[aria-pressed=true]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
[hidden]{display:none!important}
.shelves{display:flex;flex-wrap:wrap;column-gap:48px}
.shelf{margin:0 0 34px;min-width:0;max-width:100%}
.shelf-h{display:flex;align-items:baseline;gap:12px;margin:0 0 14px}
.shelf-h h2{font-family:var(--serif);font-weight:400;font-size:26px;margin:0}
.shelf-h a,.shelf-h button{font-size:13.5px;color:var(--accent);text-decoration:none;background:none;border:0;padding:0}
.row{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(150px,170px);gap:18px;overflow-x:auto;padding:4px 2px 12px;scroll-snap-type:x proximity}
.row > *{scroll-snap-align:start}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:24px 18px}
.book{display:grid;gap:8px;text-decoration:none;color:inherit}
.book .meta b{display:block;font-family:var(--serif);font-weight:500;font-size:16px;line-height:1.2}
.book .meta span{display:block;font-size:13px;color:var(--ink2);margin-top:2px}
.book .price{font-size:13.5px;font-weight:600;margin-top:4px}
.price.free{color:var(--good)}
.tag{display:inline-block;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink3);border:1px solid var(--line2);border-radius:4px;padding:1px 6px;margin-left:6px;font-weight:500;vertical-align:1px}
.cover{position:relative;aspect-ratio:2/3;border-radius:3px 8px 8px 3px;background:var(--cv0);color:var(--cv2);padding:16px 12px 12px 18px;display:flex;flex-direction:column;box-shadow:0 1px 2px rgba(40,25,10,.18),0 10px 28px -8px rgba(40,25,10,.35);transition:transform .3s ease,box-shadow .3s ease;overflow:hidden}
.cover::before{content:"";position:absolute;inset:0 auto 0 0;width:8px;background:linear-gradient(90deg,rgba(0,0,0,.28),rgba(255,255,255,.07) 60%,transparent)}
.book:hover .cover{transform:translateY(-4px)}
.cover .ck{font-size:9px;letter-spacing:.18em;text-transform:uppercase;color:var(--cv1)}
.cover .ct{font-family:var(--serif);font-size:19px;line-height:1.12;margin:auto 0;padding-top:.6em;border-top:1px solid color-mix(in srgb,var(--cv1) 70%,transparent);overflow-wrap:anywhere}
.cover .ca{font-family:var(--serif);font-size:12px;opacity:.85}
.empty{color:var(--ink3);font-family:var(--serif);font-size:18px;padding:30px 0}

/* a work */
.detail{display:grid;grid-template-columns:minmax(200px,300px) minmax(0,1fr);gap:44px;align-items:start}
.detail .cover{padding:26px 20px 20px 28px}
.detail .cover .ct{font-size:30px}
.detail .cover .ca{font-size:15px}
.crumbs{font-size:13px;color:var(--ink3);margin:0 0 10px}
.crumbs a{color:var(--ink2);text-decoration:none}
.detail h1{font-family:var(--serif);font-weight:400;font-size:clamp(30px,4.4vw,44px);line-height:1.08;margin:0 0 6px}
.detail .by{font-family:var(--serif);font-size:19px;color:var(--ink2);margin:0 0 4px}
.detail .subt{font-family:var(--serif);font-style:normal;color:var(--ink3);margin:0 0 18px}
.buybox{display:grid;gap:12px;background:var(--surf);border:1px solid var(--line);border-radius:16px;padding:18px;margin:18px 0 24px;max-width:520px}
.buybox .big{font-size:28px;font-weight:600;letter-spacing:-.01em}
.buybox .acts{display:flex;gap:10px;flex-wrap:wrap}
.buybox small{color:var(--ink3);font-size:13px;line-height:1.5}
.desc{font-family:var(--serif);font-size:18px;line-height:1.6;max-width:680px;white-space:pre-line}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;max-width:680px;margin:24px 0}
.facts div{border-top:1px solid var(--line2);padding-top:8px}
.facts dt{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink3)}
.facts dd{margin:4px 0 0;font-size:15px}
.kw{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 24px}
.kw a{font-size:13px;border:1px solid var(--line2);border-radius:999px;padding:4px 10px;text-decoration:none;color:var(--ink2)}
.report{background:none;border:0;padding:0;color:var(--ink3);font-size:13px;text-decoration:underline;text-underline-offset:3px}
.msg{font-size:14px;line-height:1.5}
.msg.bad{color:var(--bad)}
.msg.good{color:var(--good)}
dialog{border:1px solid var(--line2);border-radius:16px;background:var(--surf);color:var(--ink);padding:22px;width:min(440px,calc(100vw - 32px))}
dialog::backdrop{background:rgba(0,0,0,.4)}
dialog h3{font-family:var(--serif);font-weight:400;font-size:24px;margin:0 0 6px}
dialog p{color:var(--ink2);margin:0 0 14px;font-size:14px;line-height:1.5}
dialog label{display:flex;gap:10px;align-items:center;padding:8px 0;font-size:14.5px}
dialog textarea{width:100%;min-height:70px;border:1px solid var(--line2);border-radius:10px;background:var(--bg);padding:10px;margin:8px 0 14px}
dialog .acts{display:flex;gap:10px;justify-content:flex-end}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 18px;border-radius:999px;font-size:13.5px;opacity:0;transition:opacity .3s;pointer-events:none;z-index:50;max-width:calc(100vw - 32px);text-align:center}
.toast.on{opacity:1}
@media (max-width:720px){
  .links{display:none}
  .detail{grid-template-columns:minmax(0,1fr);gap:22px}
  .detail .cover{width:min(220px,60vw)}
  .row{grid-auto-columns:minmax(128px,140px);gap:14px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 14px}
  .cover .ct{font-size:17px}
  .tools .seg,.tools .sel{flex:1 1 auto}
}