/* The Shelf (/shelf/): the Bookshelf index (A · Stack), book pages (A · Press), thread pages and the
   Record Crate (C · Wall). House style from /brand.css; books and records bring their own tint (ADR 0001).
   Source: _shelf/assets/shelf.css, copied by _shelf/build.py. */
:root{--swift:.18s;--ease:cubic-bezier(.22,1,.36,1)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:1rem/1.6 var(--sans);-webkit-font-smoothing:antialiased;transition:background .3s}
a{color:inherit;text-underline-offset:3px}
:focus-visible{outline:2px solid var(--ember-deep);outline-offset:3px}
img{display:block;max-width:100%;height:auto}
h1,h2{text-wrap:balance}
.mono{font-family:var(--mono);text-transform:uppercase;letter-spacing:.14em;font-size:.68rem;line-height:1.5}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;z-index:20;background:var(--paper);color:var(--ink);padding:8px 12px;font:500 .72rem var(--mono);letter-spacing:.12em;text-transform:uppercase}
.skip:focus{left:8px}
.frame{max-width:1120px;margin:0 auto;padding:0 clamp(16px,5vw,64px)}

/* ---------- header, tabs, theme switch, footer ---------- */
.top{padding:clamp(20px,4vw,36px) 0 0}
.bar{display:flex;align-items:center;justify-content:space-between;gap:1em}
.home,.back{font-family:var(--mono);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;text-decoration:none;opacity:.85;padding:.5em 0}
.home:hover,.back:hover{opacity:1}
.theme-btn{font:500 .66rem/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;background:none;border:1px solid var(--ink-20);border-radius:2px;color:inherit;padding:8px 11px;cursor:pointer;transition:border-color var(--swift)}
.theme-btn:hover{border-color:currentColor}
.theme-btn .off{opacity:.5}
.shelf-name{font:400 clamp(2.6rem,6vw,4.6rem)/1 var(--serif);letter-spacing:-.02em;margin:.3em 0 .3em}
.tabs{display:flex;gap:1.6em;border-bottom:1px solid var(--ink-20);margin-bottom:clamp(20px,4vw,36px)}
.tabs a{padding:.6em 0;font-family:var(--mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;text-decoration:none;color:var(--ink-70)}
.tabs a:hover{color:var(--ink)}
.tabs a[aria-current]{color:var(--ink);border-bottom:2px solid var(--ember-deep)}
.lede{font:italic 400 clamp(1.3rem,2.4vw,1.7rem)/1.35 var(--serif);max-width:44ch;margin:0 0 .35em;letter-spacing:0}
.count{color:var(--ink-70);margin:0 0 1.2em}
.kicker{color:var(--ink-70);margin:0}
.chips a{display:inline-block;margin:0 .5em .6em 0;padding:.45em .9em;border:1px solid var(--ink-20);border-radius:999px;text-decoration:none;font:500 .66rem/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;transition:border-color var(--swift)}
.chips a:hover{border-color:currentColor}
h2.sec{font:500 .72rem/1.4 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--ink-70);margin:2.4em 0 1em;display:flex;gap:.8em;align-items:baseline}
h2.sec small{font-size:inherit;color:var(--ink-45)}
.foot{border-top:1px solid var(--ink-20);margin-top:clamp(48px,8vw,96px);padding:1.4em 0 clamp(40px,8vw,72px);color:var(--ink-70)}
.foot p{margin:0 0 .6em}

/* ---------- the Bookshelf: spines lying in piles, a tick rail by year ---------- */
.stack .pile{max-width:720px}
.spine{display:flex;align-items:center;justify-content:space-between;gap:1em;height:var(--h);overflow:hidden;margin:0 0 3px var(--x);width:calc(100% - 22px);padding:0 1em;
  background:var(--c,var(--paper-3));color:var(--t,var(--ink));text-decoration:none;border-radius:2px;
  box-shadow:inset 0 -2px 0 rgba(0,0,0,.18),inset 0 1px 0 rgba(255,255,255,.1),0 1px 2px rgba(0,0,0,.25);transition:transform var(--swift) var(--ease)}
.spine.house{background:var(--paper-3);color:var(--ink)}
.spine:hover,.spine:focus-visible{transform:translateX(8px)}
.spine .st{font:400 1.05rem/1.15 var(--serif);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.spine .sa{font:500 .6rem/1.3 var(--mono);letter-spacing:.12em;text-transform:uppercase;white-space:nowrap;opacity:.92}
.rail{position:fixed;left:clamp(10px,2vw,28px);top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:1px;z-index:5}
.rail a{display:flex;align-items:center;gap:.6em;min-height:22px;text-decoration:none;font:500 .6rem var(--mono);letter-spacing:.12em;color:var(--ink-45)}
.rail a::before{content:"";width:14px;height:1px;background:currentColor;transition:width var(--swift)}
.rail a:hover,.rail a:focus-visible{color:var(--ink)}
.rail a:hover::before{width:24px}
@media (min-width:981px){.stack .frame{padding-left:max(clamp(16px,5vw,64px),110px)}}
@media (max-width:980px){.rail{display:none}}
@media (max-width:560px){.spine .sa{display:none}}
.thread h1{font:400 clamp(2.4rem,5vw,3.8rem)/1.02 var(--serif);letter-spacing:-.02em;margin:.25em 0 .3em}
.q{margin:0 0 2em;max-width:62ch}
.q blockquote{margin:0 0 .5em;font:400 1.25rem/1.5 var(--serif)}
.q figcaption{color:var(--ink-70)}

/* ---------- a book's page: the book's color, sticky cover, one long column (A · Press) ---------- */
html[data-theme="day"] .press{--tbg:var(--t-day-bg);--tacc:var(--t-day-acc);--tink:#26221C}
html[data-theme="night"] .press{--tbg:var(--t-night-bg);--tacc:var(--t-night-acc);--tink:#ECE6D8}
.press{background:var(--tbg);color:var(--tink);min-height:100vh}
.press.house{--tbg:var(--paper);--tacc:var(--ember-deep);--tink:var(--ink)}
.press .wrap{display:grid;grid-template-columns:minmax(200px,340px) minmax(0,60ch);gap:clamp(28px,6vw,96px);justify-content:center;padding:clamp(24px,5vw,80px) clamp(16px,5vw,72px) 0}
.press .cover{position:sticky;top:clamp(24px,5vw,64px);align-self:start;margin:0}
.press .cover img{width:100%;box-shadow:0 22px 48px rgba(0,0,0,.38),0 2px 6px rgba(0,0,0,.25);border-radius:2px}
.press .tile{aspect-ratio:2/3;display:flex;flex-direction:column;justify-content:space-between;padding:1.2em;background:var(--paper-3);color:var(--ink);border:1px solid var(--ink-20);border-radius:2px;box-shadow:0 22px 48px rgba(0,0,0,.3)}
.press .tile span:first-child{font:400 clamp(1.6rem,3vw,2.2rem)/1.05 var(--serif)}
.press .edition{margin-top:1em;opacity:.85}
.press .bar{margin-bottom:.4em}
.press .theme-btn{border-color:color-mix(in srgb,currentColor 35%,transparent)}
.press h1{font:400 clamp(2.4rem,5.2vw,4.4rem)/1 var(--serif);letter-spacing:-.02em;margin:.35em 0 .2em}
.press .sub{font:italic 400 1.35rem/1.25 var(--serif);margin:0 0 .6em}
.press .byline{font:italic 400 1.45rem/1.3 var(--serif);margin:0}
.press .contrib{margin:.2em 0 0;opacity:.85}
.press .about{font-size:1.12rem;margin:1.4em 0 0;max-width:56ch}
.press .meta{display:flex;flex-wrap:wrap;gap:.5em 1.4em;margin:1.6em 0 1em}
.press .meta b{color:var(--tacc);font-weight:500}
.press h2{display:flex;align-items:center;gap:.7em;font:italic 400 1.55rem/1.2 var(--serif);margin:2.4em 0 .8em;letter-spacing:0}
.press h2::before{content:"";flex:0 0 52px;height:1px;background:currentColor;opacity:.55}
.press p{margin:0 0 1em;font-size:1.06rem}
.press .q{max-width:none}
.press .q blockquote{font-size:1.3rem}
.press .q figcaption{color:var(--tacc)}
.press .readings{list-style:none;padding:0;margin:0}
.press .readings li{padding:.6em 0;border-top:1px solid color-mix(in srgb,currentColor 25%,transparent)}
.press .chips a{border-color:color-mix(in srgb,currentColor 45%,transparent)}
.press .foot{max-width:calc(340px + 60ch + clamp(28px,6vw,96px));margin:clamp(48px,8vw,96px) auto 0;padding-left:clamp(16px,5vw,72px);padding-right:clamp(16px,5vw,72px);color:inherit;border-color:color-mix(in srgb,currentColor 25%,transparent)}
@media (max-width:760px){.press .wrap{grid-template-columns:1fr}.press .cover{position:static;max-width:230px;margin:0 auto;width:100%}.press h1{margin-top:.3em}}

/* ---------- the Record Crate: a wall of sleeves; a sleeve turns over to its back (C · Wall) ---------- */
.ground{background:var(--day);color:#26221C}
html[data-theme="night"] .ground{background:var(--night);color:#ECE6D8}
.sort{display:flex;flex-wrap:wrap;gap:.4em 1.4em;margin:0 0 .6em}
.sort[hidden]{display:none}
.sort button{font:500 .66rem/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;background:none;border:0;padding:.4em 0;color:var(--ink-45);cursor:pointer}
.sort button:hover{color:var(--ink)}
.sort button[aria-pressed="true"]{color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.wall h2.sec{position:sticky;top:0;background:var(--paper);padding:.6em 0;margin:1.8em 0 .9em;z-index:3;transition:background .3s}
.grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:clamp(12px,1.8vw,22px)}
.rec{position:relative}
.flip{display:block;width:100%;border:0;padding:0;background:none;cursor:pointer;perspective:1000px;color:inherit}
.card{position:relative;display:block;width:100%;aspect-ratio:1;transform-style:preserve-3d;transition:transform .65s var(--ease)}
.rec.on .card{transform:rotateY(180deg)}
.face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:2px;overflow:hidden;box-shadow:0 8px 18px rgba(0,0,0,.3)}
.face img{width:100%;height:100%;object-fit:cover}
.rear{transform:rotateY(180deg);padding:.8em .85em;display:flex;flex-direction:column;justify-content:space-between;text-align:left;background:var(--day);color:#26221C}
html[data-theme="night"] .rear{background:var(--night);color:#ECE6D8}
.rear .t{font:400 1.08rem/1.12 var(--serif)}
.rear .m{font:500 .56rem/1.55 var(--mono);letter-spacing:.12em;text-transform:uppercase}
.badge{position:absolute;top:6px;right:6px;background:rgba(0,0,0,.66);color:#fff;font:600 .62rem/1 var(--sans);padding:.28em .42em;border-radius:3px;z-index:2;pointer-events:none}
.cap{font:500 .58rem/1.35 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-70);margin:.55em 0 0}
.cap b{display:block;font:400 .98rem/1.2 var(--serif);letter-spacing:0;text-transform:none;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media (max-width:420px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}