/* ============================================================ *
 *  EXHIBIT PAGES: /pc110, /zx81, /zx80, /easter-island         *
 *  One-page scrolling exhibits, Expedition Ledger system.      *
 *  Section tint comes from body.section-{slug}; design tokens  *
 *  from apj.css (:root).                                       *
 * ============================================================ */

.exhibit-page main{overflow-x:clip}
.exhibit .container{max-width:1080px;margin:0 auto;padding:0 clamp(18px,3vw,44px)}
.exhibit .mono{font-family:var(--mono)}

/* ---- reading progress -------------------------------------- */
.px-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:60;pointer-events:none}
.px-progress span{display:block;height:100%;width:0;background:var(--magenta)}

/* ---- sheet index (sticky wayfinding) ------------------------ */
.px-index{position:fixed;right:clamp(10px,2vw,28px);top:50%;transform:translateY(-50%);
    z-index:40;display:none}
@media(min-width:1280px){.px-index{display:block}}
.px-index-title{font-family:var(--mono);font-size:10px;letter-spacing:.18em;
    text-transform:uppercase;color:var(--mute);margin:0 0 10px;text-align:right}
.px-index ol{list-style:none;margin:0;padding:0;text-align:right}
.px-index a{display:inline-block;padding:4px 0;font-family:var(--mono);font-size:11px;
    letter-spacing:.06em;color:var(--mute);text-decoration:none;position:relative}
.px-index a::after{content:"";display:inline-block;width:18px;height:1px;
    background:var(--hair-2);margin-left:10px;vertical-align:middle;transition:.25s}
.px-index a:hover{color:var(--ink)}
.px-index.is-hidden{opacity:0;pointer-events:none;transition:opacity .35s}
.px-index li.is-active a{color:var(--magenta)}
.px-index li.is-active a::after{width:34px;background:var(--magenta)}

/* ---- hero ---------------------------------------------------- */
.px-hero{padding:52px 0 42px;border-bottom:1px solid var(--hair);position:relative;
    background:
      linear-gradient(0deg,rgba(35,37,29,.025),rgba(35,37,29,0) 30%),
      repeating-linear-gradient(90deg,rgba(77,135,161,.06) 0 1px,transparent 1px 72px),
      repeating-linear-gradient(0deg,rgba(77,135,161,.06) 0 1px,transparent 1px 72px)}
.px-crumbs{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
    color:var(--mute);margin-bottom:30px}
.px-crumbs a{color:var(--mute);text-decoration:none}
.px-crumbs a:hover{color:var(--magenta)}
.px-crumbs span{margin:0 .5em;color:var(--mute-2)}
.px-kicker{font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--sec-accent);margin:0 0 .9em}
.px-title{font-family:var(--disp);font-weight:900;font-stretch:115%;
    font-size:clamp(2.6rem,10.5vw,8.2rem);line-height:.85;letter-spacing:-.01em;
    text-transform:uppercase;margin:0 0 .3em}
.px-title>span{display:block;white-space:nowrap}
.px-title .mg{display:inline}
.px-title .l2{color:transparent;-webkit-text-stroke:2.5px var(--ink)}
.px-title .mg{color:var(--magenta);-webkit-text-stroke:0}
.px-standfirst{font-family:var(--serif);font-style:italic;font-weight:300;
    font-size:clamp(1.15rem,2.2vw,1.55rem);line-height:1.55;color:var(--ink-soft);
    max-width:46ch;margin:0 0 2em}
.px-hero-media{display:flex;flex-direction:column;align-items:flex-start;gap:0;margin:0 0 2.2em}
.px-hero-media img{width:min(340px,72vw);height:auto;
    border:1px solid var(--hair-2);background:var(--white);padding:14px;
    box-shadow:6px 6px 0 rgba(35,37,29,.08)}
.px-hero-media img.pix{image-rendering:pixelated}
.px-hero-media img.modern{width:min(460px,80vw)}
.px-lcd{margin:0;background:#23251d;color:var(--phos);font-size:12px;letter-spacing:.12em;
    padding:7px 16px;border:1px solid var(--hair-2);border-top:0;
    width:min(340px,72vw);box-sizing:border-box;white-space:nowrap;overflow:hidden}
.px-ledger{display:flex;flex-wrap:wrap;gap:0;margin:0;border:1px solid var(--hair);
    background:var(--white)}
.px-ledger div{flex:1 1 160px;padding:12px 18px;border-right:1px solid var(--hair)}
.px-ledger div:last-child{border-right:0}
.px-ledger dt{font-family:var(--mono);font-size:10px;letter-spacing:.16em;
    text-transform:uppercase;color:var(--mute);margin:0 0 4px}
.px-ledger dd{margin:0;font-size:.95rem;color:var(--ink)}
.px-ledger dd a{color:inherit}
.px-scroll-cue{margin:2.4em 0 0;font-size:10.5px;letter-spacing:.22em;
    text-transform:uppercase;color:var(--mute)}
.px-scroll-cue::after{content:"↓";display:inline-block;margin-left:.8em;
    animation:px-bob 1.6s ease-in-out infinite}
@keyframes px-bob{50%{transform:translateY(4px)}}

/* ---- section scaffolding ------------------------------------ */
.px-section{padding:clamp(56px,9vh,110px) 0;border-bottom:1px solid var(--hair)}
.px-section-head{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap;
    margin:0 0 1.6em;padding-bottom:.7em;border-bottom:2px solid var(--ink);position:relative}
.px-no{font-size:13px;color:var(--sec-accent);letter-spacing:.1em}
.px-section-head h2{font-family:var(--disp);font-weight:900;font-stretch:112%;
    font-size:clamp(1.9rem,4.4vw,3.1rem);line-height:1;text-transform:uppercase;
    letter-spacing:-.005em;margin:0}
.px-section-sub{flex-basis:100%;font-family:var(--serif);font-style:italic;
    color:var(--mute);margin:.5em 0 0;font-size:1.05rem}
.px-lead{font-size:1.12rem;line-height:1.65;max-width:68ch}
.px-lead b{color:var(--ink)}
.px-section p{max-width:68ch}
.px-h3{font-family:var(--disp);font-weight:800;font-stretch:110%;text-transform:uppercase;
    font-size:1.15rem;letter-spacing:.02em;margin:2.2em 0 .6em}
.px-aside{font-size:.92rem;color:var(--mute);border-left:3px solid var(--sec-accent);
    padding-left:14px}

/* ---- dossier: prose + instrument panel ----------------------- */
.px-dossier{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,4vw,56px);align-items:start}
@media(max-width:880px){.px-dossier{grid-template-columns:1fr}}
.px-specs{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--hair-2);background:var(--white)}
.spec{padding:18px 16px 14px;border-right:1px solid var(--hair);border-bottom:1px solid var(--hair);
    display:flex;flex-direction:column;gap:6px}
.spec:nth-child(2n){border-right:0}
.spec:nth-last-child(-n+2){border-bottom:0}
.spec .n{font-family:var(--disp);font-weight:900;font-stretch:115%;font-size:1.9rem;
    line-height:1;color:var(--sec-tint)}
.spec .n i{font-style:normal;font-size:.55em;margin-left:2px;color:var(--sec-accent)}
.spec .t{font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--mute)}

/* ---- hardware tour ------------------------------------------- */
.px-exploded{margin:2.5em 0;text-align:center}
.px-exploded img{max-width:100%;height:auto}
.px-exploded figcaption{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
    color:var(--mute);margin-top:10px}
.px-hw-tour{margin-top:2.6em;display:flex;flex-direction:column;gap:0}
.px-hw-item{display:grid;grid-template-columns:220px 1fr;gap:clamp(20px,3.5vw,46px);
    align-items:start;padding:26px 0;border-top:1px dashed var(--hair-2)}
.px-hw-item:first-child{border-top:0}
@media(max-width:680px){.px-hw-item{grid-template-columns:1fr}}
.px-hw-item figure{margin:0;text-align:center}
.px-hw-item img{width:170px;max-width:100%;height:auto;
    background:var(--white);border:1px solid var(--hair);padding:10px;
    transform:rotate(-1.2deg);box-shadow:4px 4px 0 rgba(35,37,29,.07)}
.px-hw-item:nth-child(2n) img{transform:rotate(1.1deg)}
.px-hw-item h3{font-family:var(--disp);font-weight:800;font-stretch:110%;
    text-transform:uppercase;font-size:1.2rem;margin:0 0 .45em}
.px-hw-item p{margin:.5em 0}

/* ---- OS: boot cascade + DOS terminal -------------------------- */
.px-boot-cascade{list-style:none;margin:2em 0;padding:0;display:grid;
    grid-template-columns:repeat(3,1fr);gap:14px;counter-reset:boot}
@media(max-width:680px){.px-boot-cascade{grid-template-columns:1fr}}
.px-boot-cascade li{border:1px solid var(--hair-2);background:var(--white);padding:16px;
    position:relative}
.px-boot-cascade li:not(:last-child)::after{content:"→";position:absolute;right:-13px;top:50%;
    transform:translateY(-50%);color:var(--sec-accent);font-weight:700;z-index:1}
@media(max-width:680px){.px-boot-cascade li:not(:last-child)::after{content:"↓";right:auto;left:24px;top:auto;bottom:-15px;transform:none}}
.px-boot-cascade span{display:block;font-size:10px;letter-spacing:.18em;color:var(--sec-accent);
    text-transform:uppercase;margin-bottom:6px}
.px-boot-cascade b{display:block;font-family:var(--disp);font-weight:800;font-stretch:110%;
    text-transform:uppercase;font-size:1.02rem}
.px-boot-cascade i{display:block;font-style:normal;font-size:.86rem;color:var(--mute);margin-top:4px}

.px-dos{margin:2.2em 0;border:1px solid var(--hair-2);background:#1b1d16;
    box-shadow:7px 7px 0 rgba(35,37,29,.1);max-width:560px}
.px-dos-bar{margin:0;background:#2c2e24;color:#cfcab4;font-size:11px;letter-spacing:.1em;
    padding:6px 14px;border-bottom:1px solid #3a3c30}
.px-dos pre{margin:0;padding:18px 20px;color:var(--phos);font-size:.92rem;line-height:1.7;overflow-x:auto}
.px-dos .sel{background:var(--phos);color:#1b1d16}
.px-dos .cur{display:inline-block;width:.6em;height:1em;background:var(--phos);
    vertical-align:text-bottom;animation:px-blink 1s steps(1) infinite}
@keyframes px-blink{50%{opacity:0}}

/* ---- folds (details/summary) ---------------------------------- */
.px-fold{border:1px solid var(--hair);background:var(--white);margin:0 0 10px}
.px-fold summary{cursor:pointer;list-style:none;display:flex;align-items:baseline;gap:14px;
    padding:14px 18px;font-family:var(--disp);font-weight:700;font-stretch:108%;
    font-size:1rem;user-select:none}
.px-fold summary::-webkit-details-marker{display:none}
.px-fold summary::before{content:"+";font-family:var(--mono);color:var(--magenta);
    font-weight:400;flex:0 0 auto;transition:transform .25s}
.px-fold[open] summary::before{transform:rotate(45deg)}
.px-fold summary:hover{color:var(--magenta)}
.px-fold summary .mono{font-size:10.5px;color:var(--mute);font-weight:400;letter-spacing:.04em}
.px-fold > :not(summary){margin-left:18px;margin-right:18px}
.px-fold > p:last-child,.px-fold > pre:last-child,.px-fold > div:last-child{margin-bottom:16px}
.px-fold pre{background:#1b1d16;color:var(--phos);padding:16px 18px;overflow-x:auto;
    font-size:.84rem;line-height:1.65}
.px-fold code{font-family:var(--mono)}
.px-faq .px-fold p{margin-top:.4em}

/* PersonaWare manual grid */
.px-manual-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 28px;padding-bottom:8px}
@media(max-width:680px){.px-manual-grid{grid-template-columns:1fr}}
.px-manual-grid h4{font-family:var(--mono);font-size:11px;letter-spacing:.16em;
    text-transform:uppercase;color:var(--sec-accent);margin:1.4em 0 .4em;
    border-bottom:1px dashed var(--hair-2);padding-bottom:4px}
.px-manual-grid p{font-size:.92rem;line-height:1.6;margin:0 0 .8em}

/* ---- field tests: the timeline --------------------------------- */
.px-field{position:relative}
.px-timeline{list-style:none;margin:3em 0 0;padding:0;position:relative}
.px-timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
    background:repeating-linear-gradient(180deg,var(--magenta) 0 6px,transparent 6px 12px);
    opacity:.55}
.px-tl-item{position:relative;padding:0 0 3em 44px}
.px-tl-item::before{content:"";position:absolute;left:0;top:4px;width:12px;height:12px;
    border:2px solid var(--magenta);border-radius:50%;background:var(--paper)}
.px-tl-meta{display:flex;align-items:center;gap:16px;margin-bottom:.7em}
.px-tl-meta time{font-size:12px;letter-spacing:.18em;color:var(--sec-accent)}
.px-stamp{font-family:var(--mono);font-size:11px;letter-spacing:.2em;padding:3px 10px;
    border:2px solid currentColor;transform:rotate(-3deg);font-weight:700}
.px-stamp-fail{color:#a8352c}
.px-stamp-ok{color:#3f6b38}
.px-stamp-air{color:var(--blue)}
.px-tl-body h3{font-family:var(--disp);font-weight:800;font-stretch:110%;
    text-transform:uppercase;font-size:1.25rem;margin:0 0 .6em}
.px-tl-photo{margin:0 0 1.2em;max-width:340px;float:right;margin-left:26px}
@media(max-width:680px){.px-tl-photo{float:none;margin-left:0}}
.px-tl-photo img{width:100%;height:auto;border:1px solid var(--hair-2);background:var(--white);
    padding:10px;transform:rotate(1.4deg);box-shadow:5px 5px 0 rgba(35,37,29,.08)}
.px-tl-photo figcaption{font-size:10px;letter-spacing:.16em;text-transform:uppercase;
    color:var(--mute);margin-top:8px}
.px-lesson{border-left:3px solid var(--sec-accent);padding-left:14px;font-size:.95rem}
.px-tl-item::after{content:"";display:table;clear:both}

/* field improvisation callout */
.px-callout{margin:1.5em 0 0;border:2px dashed var(--sec-accent);padding:22px 26px;
    background:var(--white)}
.px-callout h3{font-family:var(--disp);font-weight:800;text-transform:uppercase;
    font-size:1.1rem;margin:0 0 .7em;display:flex;flex-direction:column;gap:4px}
.px-callout h3 .mono{font-size:10px;letter-spacing:.2em;color:var(--sec-accent)}
.px-parts{list-style:none;margin:.8em 0;padding:0;font-size:.85rem;color:var(--ink-soft)}
.px-parts li{padding:5px 0 5px 20px;border-bottom:1px dashed var(--hair);position:relative}
.px-parts li::before{content:"□";position:absolute;left:0;color:var(--sec-accent)}
.px-callout figure{margin:1.4em 0 0}
.px-callout figure img{max-width:100%;height:auto}
.px-callout figcaption{font-size:10px;letter-spacing:.16em;text-transform:uppercase;
    color:var(--mute);margin-top:8px}

/* ---- software intro ------------------------------------------- */
.px-sw-intro{display:grid;grid-template-columns:280px 1fr;gap:clamp(24px,4vw,52px);
    align-items:start;margin-bottom:2em}
@media(max-width:760px){.px-sw-intro{grid-template-columns:1fr}}
.px-sw-shot{margin:0;display:flex;flex-direction:column;gap:12px}
.px-sw-shot img{image-rendering:pixelated;width:100%;height:auto;background:var(--white);
    border:1px solid var(--hair);padding:10px;transform:rotate(-1deg);
    box-shadow:4px 4px 0 rgba(35,37,29,.07)}
.px-sw-shot img+img{transform:rotate(.8deg)}
.px-sw-shot figcaption{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--mute)}
.px-manual summary{flex-wrap:wrap}

/* ---- community ring -------------------------------------------- */
.px-ring{list-style:none;margin:2.4em 0 0;padding:0;display:grid;
    grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:14px}
.px-ring a{display:block;height:100%;border:1px solid var(--hair-2);background:var(--white);
    padding:16px 18px;text-decoration:none;color:var(--ink);transition:.2s;position:relative}
.px-ring a::after{content:"↗";position:absolute;right:14px;top:12px;
    font-family:var(--mono);font-size:9.5px;letter-spacing:.12em;color:var(--mute-2)}
.px-ring a[href*="web.archive.org"]::after{content:"↗ archive.org"}
.px-ring a:hover{border-color:var(--magenta);transform:translateY(-2px);
    box-shadow:4px 4px 0 rgba(200,30,110,.12)}
.px-ring b{display:block;font-family:var(--disp);font-weight:800;font-stretch:108%;
    font-size:1.02rem;margin-bottom:6px;padding-right:80px}
.px-ring b .mono{font-size:9px;border:1px solid var(--hair-2);padding:1px 5px;
    vertical-align:2px;color:var(--mute);letter-spacing:.1em}
.px-ring span{display:block;font-size:.88rem;line-height:1.5;color:var(--mute)}
.px-ring span a{display:inline;border:0;padding:0;background:none;color:var(--magenta)}

/* ---- downloads shelf ------------------------------------------- */
.px-shelf{list-style:none;margin:2.4em 0 0;padding:0;border:1px solid var(--hair-2);background:var(--white)}
.px-shelf li{border-bottom:1px solid var(--hair)}
.px-shelf li:last-child{border-bottom:0}
.px-shelf a{display:grid;grid-template-columns:44px 1fr auto;grid-template-areas:
    "icon title meta" "icon note meta";gap:2px 16px;align-items:center;
    padding:15px 20px;text-decoration:none;color:var(--ink);transition:.15s}
@media(max-width:680px){.px-shelf a{grid-template-columns:36px 1fr;grid-template-areas:"icon title" "icon note" "icon meta"}}
.px-shelf a:hover{background:rgba(200,30,110,.045)}
.px-shelf-icon{grid-area:icon;width:30px;height:30px;border:1.5px solid var(--magenta);
    color:var(--magenta);display:flex;align-items:center;justify-content:center;font-size:12px}
.px-shelf b{grid-area:title;font-family:var(--disp);font-weight:800;font-stretch:108%;font-size:1rem}
.px-shelf-note{grid-area:note;font-size:.86rem;color:var(--mute);line-height:1.45}
.px-shelf-meta{grid-area:meta;font-size:10.5px;letter-spacing:.08em;color:var(--mute-2);text-align:right}

/* ---- coda -------------------------------------------------------- */
.px-coda{background:var(--ink);color:var(--paper);padding:clamp(48px,8vh,90px) 0}
.px-coda>.container>.mono{font-size:10px;letter-spacing:.26em;color:var(--phos);margin:0 0 .8em}
.px-coda h2{font-family:var(--disp);font-weight:900;font-stretch:115%;text-transform:uppercase;
    font-size:clamp(1.7rem,4vw,2.7rem);margin:0 0 1.2em}
.px-coda-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.px-coda-links a{display:block;border:1px solid rgba(247,242,228,.25);padding:18px 20px;
    text-decoration:none;color:var(--paper);transition:.2s}
.px-coda-links a:hover{border-color:var(--phos);transform:translateY(-2px)}
.px-coda-links .mono{display:block;font-size:9.5px;letter-spacing:.2em;color:var(--phos);margin-bottom:8px}
.px-coda-links b{display:block;font-family:var(--disp);font-weight:800;font-stretch:110%;
    font-size:1.1rem;text-transform:uppercase;margin-bottom:6px}
.px-coda-links span:last-child{display:block;font-size:.85rem;color:rgba(247,242,228,.62);line-height:1.5}

/* ---- motion safety ------------------------------------------------ */
@media(prefers-reduced-motion:reduce){
    .px-scroll-cue::after,.px-dos .cur{animation:none}
}

/* ============================================================ *
 *  Additions for the ZX and Easter Island exhibits             *
 * ============================================================ */

/* ---- data table (ZX81 benchmarks) --------------------------- */
.px-table{margin:1.6em 0;border:1px solid var(--hair-2);background:var(--white);
    border-collapse:collapse;font-size:.92rem;max-width:560px;width:100%}
.px-table caption{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;
    text-transform:uppercase;color:var(--mute);text-align:left;padding:0 0 8px}
.px-table th{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;
    text-transform:uppercase;color:var(--sec-accent);font-weight:400;
    border-bottom:2px solid var(--ink);padding:8px 14px;text-align:right}
.px-table th:first-child{text-align:left}
.px-table td{padding:7px 14px;border-bottom:1px solid var(--hair);text-align:right;
    font-variant-numeric:tabular-nums}
.px-table td:first-child{text-align:left;font-family:var(--mono);font-size:.85rem}
.px-table tr:last-child td{border-bottom:0}

/* ---- keyword blocks (ZX BASIC vocabularies) ------------------ */
.px-keys{margin:1.4em 0;border:1px solid var(--hair-2);background:var(--white);padding:14px 18px}
.px-keys h4{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;
    text-transform:uppercase;color:var(--sec-accent);margin:.6em 0 .4em}
.px-keys h4:first-child{margin-top:0}
.px-keys p{font-family:var(--mono);font-size:.84rem;line-height:2;margin:0;
    word-spacing:.6em;color:var(--ink-soft);max-width:none}

/* ---- photo gallery (Easter Island plates) -------------------- */
.px-gallery{list-style:none;margin:2.2em 0 0;padding:0;display:grid;
    grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}
.px-gallery li{margin:0}
.px-gallery img{width:100%;height:150px;object-fit:cover;display:block;
    background:var(--white);border:1px solid var(--hair-2);padding:6px;
    box-sizing:border-box;transition:.2s}
.px-gallery li:nth-child(3n) img{transform:rotate(.7deg)}
.px-gallery li:nth-child(7n) img{transform:rotate(-.8deg)}
.px-gallery a:hover img,.px-gallery a:focus img{transform:none;border-color:var(--magenta);
    box-shadow:4px 4px 0 rgba(200,30,110,.15)}

/* ---- travel hero plate (Easter Island banner) ----------------- */
.px-hero-plate{margin:0 0 2.2em;max-width:720px}
.px-hero-plate img{width:100%;height:auto;border:1px solid var(--hair-2);
    background:var(--white);padding:12px;box-sizing:border-box;
    box-shadow:6px 6px 0 rgba(35,37,29,.08)}
.px-hero-plate figcaption{font-family:var(--mono);font-size:10px;letter-spacing:.16em;
    text-transform:uppercase;color:var(--mute);margin-top:8px}

/* ---- inline figure (photos inside prose sections) ------------- */
.px-figure{margin:1.6em 0;max-width:480px}
.px-figure.right{float:right;margin:0 0 1.2em 26px;max-width:340px}
@media(max-width:680px){.px-figure.right{float:none;margin:1.6em 0}}
.px-figure img{width:100%;height:auto;border:1px solid var(--hair-2);
    background:var(--white);padding:10px;box-sizing:border-box;
    transform:rotate(.8deg);box-shadow:5px 5px 0 rgba(35,37,29,.08)}
.px-figure figcaption{font-family:var(--mono);font-size:10px;letter-spacing:.16em;
    text-transform:uppercase;color:var(--mute);margin-top:8px}

/* long hero lines (e.g. "£100 barrier.") scale down so they clear the index */
.px-title .long{font-size:.78em}

/* ============================================================ *
 *  THE VOYAGE: pinned horizontal timeline (Easter Island)      *
 *  Default layout is a plain vertical sheet; exhibit.js adds   *
 *  .is-pinned on desktop (motion permitting) for the sideways  *
 *  scrub. Everything readable without JS.                      *
 * ============================================================ */
.px-voyage{padding:0}
.px-voyage-head{padding-top:clamp(48px,8vh,90px)}
.px-voyage-viewport{position:relative}
.px-voyage-line{display:none}

/* epoch panels: vertical (default) */
.px-ep{padding:clamp(28px,5vh,52px) clamp(18px,3vw,44px);border-top:1px dashed var(--hair-2);
    max-width:1080px;margin:0 auto;position:relative}
.px-ep:first-child{border-top:0}
.px-ep-key{font-family:var(--disp);font-weight:900;font-stretch:115%;text-transform:uppercase;
    font-size:clamp(2.6rem,7vw,5rem);line-height:.9;letter-spacing:-.01em;margin:0 0 .15em;
    color:transparent;-webkit-text-stroke:2px var(--sec-accent);opacity:.85}
.px-ep-range{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--mute);
    margin:0 0 1.4em}
.px-ep-plate{margin:0 0 1.4em;max-width:380px}
.px-ep-plate img{width:100%;height:auto;background:var(--white);border:1px solid var(--hair-2);
    padding:10px;box-sizing:border-box;transform:rotate(.6deg);
    box-shadow:5px 5px 0 rgba(35,37,29,.08)}
.px-ep-entries{list-style:none;margin:0;padding:0}
.px-ep-entries li{display:grid;grid-template-columns:100px 1fr;gap:14px;align-items:baseline;
    padding:10px 0;border-bottom:1px solid var(--hair);position:relative}
.px-ep-entries li:last-child{border-bottom:0}
.px-ep-entries time{font-size:12px;letter-spacing:.1em;color:var(--sec-accent);text-align:right}
.px-ep-entries p{margin:0;font-size:.97rem;line-height:1.55;max-width:56ch}
.px-ep-entries a{color:var(--magenta)}
.px-ep-entries .is-note time{color:var(--blue)}
.px-ep-entries .is-me time{color:var(--magenta)}
.px-ep-entries .is-me p{font-weight:600}
.px-ep-entries .is-me{padding-right:118px}
.px-ep-entries .px-stamp{position:absolute;right:0;top:8px;font-size:9.5px;padding:2px 8px}
.px-voyage-scale{display:none}

/* epoch panels: pinned horizontal (desktop, set by JS) */
@media(min-width:881px){
  .px-voyage.is-pinned{height:100svh;display:flex;flex-direction:column;
      justify-content:space-between;overflow:hidden;border-bottom:1px solid var(--hair);
      padding-top:72px;box-sizing:border-box;background:var(--paper);
      position:relative;z-index:5}
  .px-voyage.is-pinned .px-voyage-head{padding-top:clamp(28px,4vh,52px)}
  .px-voyage.is-pinned .px-voyage-head .px-section-head{margin-bottom:0}
  .px-voyage.is-pinned .px-voyage-viewport{flex:1;display:flex;align-items:center;overflow:visible}
  .px-voyage.is-pinned .px-voyage-line{display:block;position:absolute;left:0;right:0;
      top:34px;height:2px;pointer-events:none}
  .px-voyage.is-pinned .px-voyage-line span{display:block;height:0;width:100%;
      border-top:2px dashed rgba(200,30,110,.45);transform:scaleX(0);transform-origin:left}
  .px-voyage.is-pinned .px-voyage-track{display:flex;align-items:flex-start;
      padding:64px 12vw 0 8vw;will-change:transform;max-width:none;margin:0}
  .px-voyage.is-pinned .px-ep{flex:0 0 auto;width:min(780px,70vw);margin:0;max-width:none;
      border-top:0;border-left:1px dashed var(--hair-2);padding:0 clamp(28px,3.5vw,60px)}
  .px-voyage.is-pinned .px-ep:first-child{border-left:0}
  .px-voyage.is-pinned .px-ep::before{content:"";position:absolute;left:-7px;top:-38px;
      width:12px;height:12px;border:2px solid var(--magenta);border-radius:50%;
      background:var(--paper)}
  .px-voyage.is-pinned .px-ep:first-child::before{left:7px}
  .px-voyage.is-pinned .px-ep-plate{float:right;margin:0 0 1em 26px;max-width:320px}
  .px-voyage.is-pinned .px-ep{opacity:.22;transform:translateY(16px);
      transition:opacity .5s ease,transform .5s ease}
  .px-voyage.is-pinned .px-ep.active{opacity:1;transform:none}
  /* the chart scale */
  .px-voyage.is-pinned .px-voyage-scale{display:flex;align-items:center;gap:20px;
      padding:14px clamp(18px,3vw,44px) 20px;border-top:1px solid var(--hair)}
  .px-voyage-scale b{font-weight:400;font-size:12px;letter-spacing:.22em;
      text-transform:uppercase;color:var(--magenta);min-width:120px}
  .px-voyage-scale .vs-rail{flex:1;height:6px;border:1px solid var(--hair-2);
      background:var(--white);position:relative}
  .px-voyage-scale .vs-rail::before{content:"";position:absolute;inset:0;
      background:repeating-linear-gradient(90deg,transparent 0 calc(10% - 1px),var(--hair-2) calc(10% - 1px) 10%)}
  .px-voyage-scale #pxVoyageCursor{position:absolute;left:0;top:-1px;bottom:-1px;width:0;
      background:var(--magenta);min-width:2px}
  .px-voyage-scale .vs-range{font-size:10px;letter-spacing:.14em;color:var(--mute)}
}
@media(prefers-reduced-motion:reduce){
  .px-voyage.is-pinned .px-ep{opacity:1;transform:none;transition:none}
}

/* ---- the bookshelf (further reading, on paper) ----------------- */
.px-books{list-style:none;margin:1.6em 0 0;padding:0;border:1px solid var(--hair-2);background:var(--white)}
.px-books li{padding:16px 20px;border-bottom:1px solid var(--hair)}
.px-books li:last-child{border-bottom:0}
.px-books b{font-family:var(--disp);font-weight:800;font-stretch:108%;font-size:1.02rem}
.px-books .mono{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--sec-accent);margin-left:10px}
.px-books p{margin:.35em 0 0;font-size:.92rem;color:var(--mute);line-height:1.5;max-width:68ch}
.px-books p a{color:var(--magenta)}