/* Farstep walkable landmark pages (website/walk/build_walk.py). Design: First light, Fable spec 2026-10-20. */

/* Layout: one column of prose on the brand ground; cards only for things you operate. */
:root{color-scheme:dark;
--ground:#0E1320;--surface:#161D2E;--surface2:#1E2740;--line:#2B3653;--line-hi:#3A4668;--text:#F3EEE4;--text-2:#D6D1C7;--muted:#9BA5BA;--gold:#F2B544;--gold-hi:#F6C566;--gold-ink:#1A1406;--known:#7CC49A;--theory:#B7A3E8;--danger:#E8907A;
--font-display:'Newsreader',Georgia,serif;--font-body:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
--fs-h1:clamp(2rem,1.3rem + 3.2vw,3.4rem);--fs-h2:clamp(1.45rem,1.2rem + 1.1vw,1.95rem);--fs-h3:clamp(1.15rem,1.05rem + .5vw,1.35rem);--fs-lead:clamp(1.1rem,1rem + .5vw,1.3rem);--fs-body:1.0625rem;--fs-small:.9375rem;--fs-label:.8125rem;
--s-1:4px;--s-2:8px;--s-3:12px;--s-4:16px;--s-5:20px;--s-6:24px;--s-8:32px;--s-10:40px;--s-12:48px;
--gutter:max(16px,env(safe-area-inset-left,0px));--gutter-r:max(16px,env(safe-area-inset-right,0px));--section-gap:clamp(40px,6vw,80px);
--r-pill:999px;--r-xl:22px;--r-lg:16px;--r-md:12px;--control:44px;--shadow-card:0 18px 50px rgba(0,0,0,.45);
--measure:68ch;--wrap:1120px;--wrap-narrow:760px;--t-fast:140ms;--t-med:240ms;--ease:cubic-bezier(.2,.7,.2,1)}
@media (prefers-reduced-motion:reduce){:root{--t-fast:0ms;--t-med:0ms}}
*{box-sizing:border-box;margin:0}
html{-webkit-text-size-adjust:100%}
body{font:400 var(--fs-body)/1.65 var(--font-body);color:var(--text);background:var(--ground) radial-gradient(120% 70% at 12% 0%,rgba(242,181,68,.10),rgba(242,181,68,0) 55%) no-repeat;min-height:100dvh}
:lang(ja) h1,:lang(ja) h2,:lang(ja) h3{line-break:strict;word-break:auto-phrase;overflow-wrap:anywhere}
:lang(ja) p{line-break:strict;overflow-wrap:anywhere}
a{color:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-left:var(--gutter);padding-right:var(--gutter-r)}
h1,h2,h3{font-family:var(--font-display);font-weight:500;text-wrap:balance;color:var(--text)}
h1{font-size:var(--fs-h1);line-height:1.05;letter-spacing:-.01em}
h2{font-size:var(--fs-h2);line-height:1.15}
h3{font-size:var(--fs-h3);line-height:1.2}
.eyebrow{font-size:var(--fs-label);font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
:lang(ja) .eyebrow{letter-spacing:0}
p{color:var(--text-2);max-width:var(--measure)}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:var(--gutter);top:-48px;background:var(--gold);color:var(--gold-ink);padding:10px 14px;border-radius:var(--r-md);font-weight:800;text-decoration:none}
.skip:focus{top:8px;z-index:20}
/* header */
.site-head{border-bottom:1px solid var(--line)}
.site-head .wrap{display:grid;grid-template-columns:auto 1fr auto;align-items:center;min-height:64px;gap:var(--s-4)}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:17px}
.brand img{width:28px;height:28px;border-radius:8px}
.crumbs ol{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:6px;font-size:13px;font-weight:600;color:var(--muted)}
.crumbs li+li::before{content:"›";margin-right:6px;color:var(--line-hi)}
.crumbs a{text-decoration:none}
.crumbs [aria-current]{color:var(--text)}
.lang{position:relative}
.lang summary{list-style:none;display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:0 12px 0 10px;border:1px solid var(--line);border-radius:var(--r-pill);background:var(--surface);font-size:14px;font-weight:600;cursor:pointer}
.lang summary::-webkit-details-marker{display:none}
.lang summary svg{width:18px;height:18px}
.lang ul{position:absolute;right:0;top:calc(100% + 6px);width:220px;list-style:none;padding:6px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow-card);z-index:10}
.lang li a{display:flex;justify-content:space-between;align-items:center;min-height:44px;padding:0 12px;text-decoration:none;border-radius:8px;font-size:15px}
.lang li a:hover{background:var(--surface2)}
.lang li a small{color:var(--muted);font-size:12px;font-weight:800;letter-spacing:.06em}
.lang li[aria-selected] a{box-shadow:inset 2px 0 0 var(--gold)}
@media (max-width:599px){.site-head .wrap{grid-template-columns:1fr auto;min-height:56px;row-gap:0;padding-bottom:8px}.crumbs{grid-column:1/-1;order:3}.crumbs li:first-child{display:none}.crumbs li:nth-child(2)::before{content:none;margin:0}}
/* main */
main{display:grid;row-gap:var(--section-gap);padding-block:var(--s-8) var(--s-12)}
@media (min-width:900px){main{padding-top:var(--s-12)}.hero-row{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(280px,1fr);gap:var(--s-8);align-items:start}}
.hero{display:grid;gap:var(--s-2)}
.hero .sub{font-family:var(--font-display);font-size:clamp(1.15rem,1rem + .8vw,1.5rem);color:var(--gold);line-height:1.2}
.hero .where{display:flex;gap:6px;align-items:center;color:var(--muted);font-size:var(--fs-small)}
.hero .where svg{width:16px;height:16px;flex:none}
.hero .lead{font-size:var(--fs-lead);line-height:1.55;color:var(--text);margin-top:var(--s-3)}
.facts{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:var(--s-5)}
.facts dl{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:var(--s-4) var(--s-5)}
.facts dt{font-size:var(--fs-label);font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.facts dd{margin-top:var(--s-1);font-size:var(--fs-small);font-weight:600;line-height:1.4}
.facts .official{display:inline-flex;align-items:center;gap:6px;min-height:44px;margin-top:var(--s-2);font-weight:800;font-size:var(--fs-small);text-decoration:none}
.facts .official:hover{text-decoration:underline}
.facts .official svg{width:16px;height:16px}
@media (min-width:900px){.facts dl{grid-template-columns:1fr}.facts dl>div+div{border-top:1px solid var(--line);padding-top:var(--s-3)}}
/* walk */
.walk{display:grid;gap:var(--s-3)}
.walk .walk-note{font-size:var(--fs-small);color:var(--muted)}
.stage{position:relative;overflow:hidden;border-radius:var(--r-xl);border:1px solid var(--line);background:var(--ground);aspect-ratio:16/9;max-width:100%}
@media (max-width:599px){.stage{aspect-ratio:4/5;border-radius:var(--r-lg)}}
.stage>*{position:absolute;inset:0}
.poster{width:100%;height:100%;object-fit:cover;object-position:center 40%;display:block}
.poster-ui{display:grid;place-content:center;gap:var(--s-3);justify-items:center;text-align:center;padding:16px;background:linear-gradient(180deg,rgba(14,19,32,.05) 30%,rgba(14,19,32,.55) 75%,rgba(14,19,32,.85) 100%)}
.btn{display:inline-flex;gap:10px;align-items:center;justify-content:center;min-height:52px;padding:12px 22px;border-radius:var(--r-pill);border:0;font:800 1rem/1.2 var(--font-body);text-decoration:none;cursor:pointer;text-align:center;white-space:normal;transition:background var(--t-fast),transform var(--t-fast),border-color var(--t-fast)}
.btn svg{width:20px;height:20px;flex:none}
.btn.primary{background:var(--gold);color:var(--gold-ink)}
.btn.primary:hover{background:var(--gold-hi);transform:translateY(-1px)}
.btn.primary:active{background:#E6A93A;transform:none}
.btn.primary:focus-visible{outline:3px solid var(--text);outline-offset:3px}
.btn.secondary{background:var(--surface2);color:var(--text);border:1px solid var(--line-hi)}
.btn.secondary:hover{border-color:rgba(243,238,228,.45)}
.start{min-height:56px;padding:14px 24px;box-shadow:0 10px 30px rgba(242,181,68,.25),0 2px 0 rgba(0,0,0,.25);max-width:calc(100% - 32px)}
.start .size{font-weight:600;opacity:.8}
.poster-hint{font-size:var(--fs-small);font-weight:600;color:var(--text);text-shadow:0 1px 2px rgba(0,0,0,.6)}
.loading{display:grid;place-content:center;justify-items:center;gap:var(--s-3);background:rgba(14,19,32,.7)}
.loading .bar{width:160px;height:3px;border-radius:2px;background:rgba(243,238,228,.2);overflow:hidden}
.loading .bar i{display:block;width:40%;height:100%;background:var(--gold);border-radius:2px;animation:slide 1.4s var(--ease) infinite}
@keyframes slide{from{transform:translateX(-100%)}to{transform:translateX(250%)}}
@media (prefers-reduced-motion:reduce){.loading .bar i{animation:none;width:100%}}
.loading p{font-size:var(--fs-small);font-weight:600;color:var(--text)}
.live .engine{position:absolute;inset:0}
.hint{position:absolute;left:14px;top:14px;max-width:calc(100% - 140px);background:rgba(14,19,32,.72);border:1px solid rgba(243,238,228,.15);border-radius:var(--r-pill);padding:8px 12px;font-size:13px;font-weight:600;color:var(--text);transition:opacity var(--t-med)}
.controls{position:absolute;right:14px;top:14px;left:auto;bottom:auto;display:flex;gap:8px}
.chipbtn{display:inline-flex;align-items:center;gap:8px;min-height:44px;min-width:44px;padding:0 14px;border-radius:var(--r-pill);background:rgba(14,19,32,.72);border:1px solid rgba(243,238,228,.25);color:var(--text);font:800 15px/1 var(--font-body);cursor:pointer}
.chipbtn.round{padding:0;justify-content:center}
.chipbtn svg{width:18px;height:18px}
.chipbtn[aria-pressed=true]{background:var(--theory);border-color:var(--theory);color:#1A1426}
.then-note{position:absolute;right:14px;top:66px;left:auto;bottom:auto;font-size:14px;font-weight:600;color:var(--theory);text-shadow:0 1px 1px rgba(0,0,0,.85)}
.hotspot{position:absolute;left:0;right:0;bottom:0;top:auto;background:rgba(22,29,46,.97);border:1px solid var(--line);border-radius:22px 22px 0 0;padding:16px 20px 22px;box-shadow:var(--shadow-card);max-height:55%;overflow:auto;display:grid;gap:10px}
.hotspot header{display:flex;justify-content:space-between;align-items:center}
.hotspot p{font-size:16px;line-height:1.55}
.iconbtn{width:40px;height:40px;border-radius:50%;background:var(--surface2);border:1px solid rgba(243,238,228,.25);color:var(--text);display:grid;place-items:center;cursor:pointer;padding:0}
.iconbtn svg{width:18px;height:18px}
@media (min-width:600px){.hotspot{left:auto;right:12px;top:72px;bottom:auto;width:min(360px,48%);border-radius:var(--r-xl);max-height:calc(100% - 84px)}}
.err{display:grid;place-content:center;justify-items:center;text-align:center;gap:var(--s-3);padding:var(--s-6);background:rgba(14,19,32,.82)}
.err>*{max-width:420px}
.err h3{font-size:22px}
.err p{font-size:var(--fs-small)}
.chip{display:inline-flex;align-items:center;gap:5px;min-height:24px;padding:2px 10px;border-radius:var(--r-pill);font-size:var(--fs-label);font-weight:800;letter-spacing:.06em;text-transform:uppercase;border:1px solid currentColor}
.chip.known{color:var(--known);background:rgba(124,196,154,.15)}
.chip.theory{color:var(--theory);background:rgba(183,163,232,.15)}
.chip.folk{color:var(--muted);background:rgba(155,165,186,.15)}
.chip svg{width:12px;height:12px}
.caption{font-size:13px;color:var(--muted)}
/* guide */
.guide{display:grid;gap:var(--s-3)}
.guide-note{font-size:var(--fs-small);color:var(--muted)}
.stops{list-style:none;padding:0;display:grid;gap:var(--s-3)}
@media (min-width:900px){.stops.many{grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-4)}}
.stop{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:var(--s-4);display:grid;grid-template-columns:var(--control) minmax(0,1fr);gap:var(--s-4);transition:border-color var(--t-fast)}
@media (min-width:600px){.stop{padding:var(--s-5)}}
.play{width:44px;height:44px;border-radius:50%;background:var(--surface2);border:1px solid var(--line-hi);color:var(--text);display:grid;place-items:center;cursor:pointer;padding:0}
.play svg{width:18px;height:18px}
.play .pause{display:none}
.play:hover{border-color:rgba(243,238,228,.45)}
.stop[data-state=playing]{border-color:rgba(242,181,68,.55)}
.stop[data-state=playing] .play{background:var(--gold);border-color:var(--gold);color:var(--gold-ink)}
.stop[data-state=playing] .play .pl{display:none}.stop[data-state=playing] .play .pause{display:block}
.stop[data-state=paused] .play{border:1.5px solid var(--gold)}
.stop header{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px}
.stop header h3{flex:1 1 auto;min-width:0}
.dur{color:var(--muted);font-size:13px;font-variant-numeric:tabular-nums}
.transcript{font-size:16px;line-height:1.6;margin-top:var(--s-2)}
.progress{height:2px;background:rgba(243,238,228,.12);border-radius:1px;margin-top:var(--s-3);overflow:hidden}
.progress i{display:block;height:100%;background:var(--gold);transition:width 250ms linear}
.stop:not([data-state=playing]):not([data-state=paused]) .progress{visibility:hidden}
/* visit, faq */
.prose{display:grid;gap:var(--s-3)}
.prose .note{font-size:var(--fs-small);color:var(--muted)}
.narrow{max-width:var(--wrap-narrow)}
.faq{display:grid;gap:var(--s-5)}
.faq article+article{border-top:1px solid var(--line);padding-top:var(--s-5)}
.faq article{display:grid;gap:var(--s-2)}
/* open */
.open-card{background:var(--surface) radial-gradient(90% 80% at 0% 0%,rgba(242,181,68,.10),transparent 60%);border:1px solid var(--line);border-radius:var(--r-xl);padding:var(--s-6);display:grid;gap:var(--s-6)}
@media (min-width:900px){.open-card{grid-template-columns:64px minmax(0,1fr) 300px;padding:var(--s-8)}}
.app-icon{width:64px;height:64px;border-radius:16px;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.open-copy{display:grid;gap:var(--s-3)}
.adds{padding-left:1.1em;display:grid;gap:var(--s-2);font-size:var(--fs-small);color:var(--text-2)}
.adds li::marker{color:var(--gold)}
.open-actions{display:grid;gap:var(--s-3);align-content:start}
.stores{display:grid;grid-template-columns:1fr 1fr;gap:var(--s-2)}
@media (max-width:399px){.stores{grid-template-columns:1fr}}
.badge{display:flex;align-items:center;gap:10px;min-height:48px;padding:6px 14px;border-radius:12px;background:var(--ground);border:1px solid var(--line-hi);text-decoration:none;line-height:1.1}
.badge:hover{border-color:rgba(243,238,228,.45)}
.badge svg{width:22px;height:22px;flex:none}
.badge small{display:block;font-size:11px;font-weight:600;color:var(--muted)}
.badge b{font-size:15px;font-weight:800}
.open-note{font-size:13px;color:var(--muted)}
/* wonders */
.wonders{display:grid;gap:var(--s-4)}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:var(--s-4)}
@media (min-width:600px){.tiles{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}}
.tile{position:relative;display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;text-decoration:none;transition:border-color var(--t-fast)}
.tile:hover{border-color:var(--line-hi)}
.tile .thumb{aspect-ratio:16/9;width:100%;max-width:100%;overflow:hidden;background:linear-gradient(160deg,#2a3147,#0E1320)}
.tile .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform var(--t-med) var(--ease)}
.tile:hover .thumb img{transform:scale(1.03)}
.tile .body{padding:var(--s-3) var(--s-4)}
.tile .name{font-family:var(--font-display);font-size:18px;font-weight:500;line-height:1.2}
.tile .tsub{font-size:13px;color:var(--muted);margin-top:2px}
.tile .free{position:absolute;left:10px;top:10px}
/* footer */
footer{border-top:1px solid var(--line);padding-block:var(--s-10) var(--s-8);color:var(--muted);font-size:var(--fs-small)}
footer .row{display:flex;flex-wrap:wrap;gap:6px 18px}
footer a{text-decoration:none}
footer a:hover{color:var(--gold)}
footer .langs{margin-top:var(--s-4);font-size:13px}
/* stage states */
[hidden]{display:none!important}
.stage[data-state=live] .poster{display:none}
.stage.pseudo-fs{position:fixed;inset:0;z-index:50;border-radius:0;aspect-ratio:auto;height:100dvh;width:100vw;max-width:none;border:0}
.stage.pseudo-fs .controls{top:max(14px,env(safe-area-inset-top));right:max(14px,env(safe-area-inset-right))}
body.no-scroll{overflow:hidden}
.start[disabled]{background:var(--surface2);color:var(--muted);box-shadow:none;cursor:default}
.hint.gone{opacity:0}
.stop .status{font-size:13px;color:var(--muted);margin-top:var(--s-1)}
.stop[data-state=error]{border-color:rgba(232,144,122,.5)}
.stop[data-state=loading] .play{border-color:var(--gold)}
.lang summary b{font-weight:600}
@media (min-width:900px){.tiles.hub .tile:first-child{grid-column:span 2}}
.hub-hero{display:grid;gap:var(--s-3)}
.fallback{min-height:100dvh;display:grid;place-content:center;padding:var(--s-8) var(--gutter)}
.fallback .col{max-width:420px;display:grid;gap:var(--s-4);justify-items:start}
.fallback .app-icon{width:72px;height:72px;border-radius:18px}
.fallback .shot{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);border:1px solid var(--line)}
.fallback .stores{grid-template-columns:1fr;width:100%}
.fallback .walklink{font-weight:800;font-size:var(--fs-small);text-decoration:none}
.guide-page{display:grid;gap:var(--s-4);max-width:var(--wrap-narrow)}
.guide-page h2{margin-top:var(--s-4)}
.guide-page ul{display:grid;gap:var(--s-2);padding-left:1.2em;color:var(--text-2)}
.guide-page a{color:var(--gold)}
.start{flex-wrap:wrap;row-gap:2px}
.start .size{white-space:nowrap}
.badge b{white-space:nowrap}
@media (min-width:900px){.open-actions .stores{grid-template-columns:1fr}}
/* ---- expansion packs (PLAN.20261026.md): placeholders, hub sections, the paywall card ---- */
.ph{--ph:#2a3147;background:radial-gradient(120% 90% at 70% 15%,rgba(242,181,68,.16),rgba(242,181,68,0) 55%),linear-gradient(160deg,var(--ph),var(--ground) 85%)}
.ph[data-pack=beyond_earth]{--ph:#5a2d1d}.ph[data-pack=fjords]{--ph:#1f3f4f}.ph[data-pack=alpine]{--ph:#3d4c66}.ph[data-pack=falls]{--ph:#1d4a47}
.ph[data-pack=celtic]{--ph:#2b4a33}.ph[data-pack=summits]{--ph:#4b5675}.ph[data-pack=parks2]{--ph:#6a3a22}.ph[data-pack=low_countries]{--ph:#43472c}
.poster.ph{display:grid;place-items:start center;padding-top:12%}
.poster.ph span{font-family:var(--font-display);font-size:clamp(1.6rem,1.1rem + 2.4vw,2.8rem);color:rgba(243,238,228,.22);text-align:center;padding:0 24px;line-height:1.1}
.shot.ph{width:100%;aspect-ratio:16/9;border-radius:var(--r-lg);border:1px solid var(--line)}
.chip.pack{color:var(--gold);background:rgba(14,19,32,.78)}
.poster-pack{font-size:13px;font-weight:600;color:var(--gold);text-shadow:0 1px 2px rgba(0,0,0,.7);max-width:36ch}
.stage.unlocked .poster-pack{color:var(--known)}
.stop.silent{grid-template-columns:minmax(0,1fr)}
.more-packs{margin-top:var(--s-2)}
.more-packs a{display:inline-flex;align-items:center;gap:6px;min-height:44px;font-weight:800;font-size:var(--fs-small);color:var(--gold);text-decoration:none}
.more-packs a:hover{text-decoration:underline}
.more-packs svg{width:16px;height:16px}
.packs{display:grid;gap:var(--s-6);scroll-margin-top:16px}
.packs>.lead{max-width:var(--measure);color:var(--text-2)}
.pack{display:grid;gap:var(--s-3)}
.pack header{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 14px;border-top:1px solid var(--line);padding-top:var(--s-4)}
.pack header .tsub{font-size:var(--fs-small);color:var(--muted)}
/* the paywall card and the claim card (native <dialog>; walk.js falls back to [open]) */
dialog.pw{position:fixed;inset:0;margin:auto;width:min(480px,calc(100vw - 32px));max-height:calc(100dvh - 32px);overflow:auto;padding:var(--s-6);
 background:var(--surface);color:var(--text);border:1px solid var(--line);border-radius:var(--r-xl);box-shadow:var(--shadow-card)}
dialog.pw:not([open]){display:none}
dialog.pw[open]{display:grid;gap:var(--s-3);z-index:60}
dialog.pw::backdrop{background:rgba(6,9,16,.72)}
.pw-top{display:flex;justify-content:space-between;align-items:center}
.pw h2{font-size:var(--fs-h2)}
.pw-lead{font-size:var(--fs-small);color:var(--text-2)}
.pw-sites{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.pw-sites a{display:inline-flex;align-items:center;min-height:32px;padding:4px 12px;border-radius:var(--r-pill);border:1px solid var(--line-hi);background:var(--ground);font-size:14px;font-weight:600;text-decoration:none}
.pw-sites [aria-current] a{border-color:var(--gold);color:var(--gold)}
.pw-buy{display:grid;gap:var(--s-2);margin-top:var(--s-2)}
.pw-buy .btn{justify-content:space-between;width:100%}
.pw-buy .btn .price{font-weight:800;white-space:nowrap}
.pw-buy .btn[disabled]{opacity:.55;cursor:default;transform:none}
.pw-note{font-size:13px;color:var(--muted)}
.pw-status{font-size:var(--fs-small);font-weight:600;color:var(--text);min-height:1.4em}
.pw-status:empty{display:none}
.pw-code summary{cursor:pointer;min-height:44px;display:flex;align-items:center;font-weight:800;font-size:var(--fs-small);color:var(--gold)}
.pw-code summary::-webkit-details-marker{display:none}
.pw-code label{display:block;font-size:var(--fs-label);font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
:lang(ja) .pw-code label{letter-spacing:0}
.pw-code .row{display:flex;gap:var(--s-2)}
.pw-code input{flex:1 1 auto;min-width:0;min-height:48px;padding:0 14px;border-radius:var(--r-md);border:1px solid var(--line-hi);background:var(--ground);color:var(--text);font:600 16px/1 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.04em}
.pw-code input:focus-visible{outline:2px solid var(--gold);outline-offset:1px}
.pw-code .btn{min-height:48px;padding:10px 18px}
.pw-fine{font-size:12px;color:var(--muted);line-height:1.5}
.pw-fine a{color:var(--text-2)}
.claim .cl-working{display:grid;justify-items:center;gap:var(--s-3);padding:var(--s-6) 0}
.claim .bar{width:160px;height:3px;border-radius:2px;background:rgba(243,238,228,.2);overflow:hidden}
.claim .bar i{display:block;width:40%;height:100%;background:var(--gold);border-radius:2px;animation:slide 1.4s var(--ease) infinite}
.claim .cl-done{display:grid;gap:var(--s-3)}
.claim .cl-done[hidden],.claim .cl-err[hidden],.claim .cl-working[hidden]{display:none}
.code-box{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-3);padding:var(--s-4);border:1px dashed var(--gold);border-radius:var(--r-md);background:var(--ground)}
.code-box .code{flex:1 1 auto;font:800 clamp(1.1rem,1rem + 1vw,1.4rem)/1.2 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.06em;color:var(--gold);user-select:all;overflow-wrap:anywhere}
.code-box .btn{min-height:44px;padding:8px 16px}
.cl-how,.cl-nostore{font-size:var(--fs-small);color:var(--muted)}
.cl-err{display:grid;gap:var(--s-3)}
@media (prefers-reduced-motion:reduce){.claim .bar i{animation:none;width:100%}}
.pw-code .resend{display:grid;gap:6px;margin-top:var(--s-4);padding-top:var(--s-4);border-top:1px solid var(--line)}
.pw-resend-lead{font-size:var(--fs-small);color:var(--text-2)}
.pw-code input[type=email]{font-family:inherit;font-weight:500;letter-spacing:0}
.pw-resend-status{font-size:var(--fs-small);font-weight:600;color:var(--text);min-height:1.4em}
.pw-resend-status:empty{display:none}
.cl-emailed{font-size:var(--fs-small);color:var(--text-2)}
/* Accounts and class codes on the paywall card (ACCOUNTS.md, 2026-10-27) */
.pw-acct{border-top:1px solid var(--line);margin-top:4px;padding-top:12px;display:grid;gap:8px}
.pw-acct-h{font-weight:800;margin:0}
.pw-acct-p,.pw-acct-who{color:var(--muted);font-size:var(--fs-small);margin:0}
.signins{display:flex;flex-wrap:wrap;gap:8px}
.signins .btn{flex:1 1 200px;justify-content:center;gap:10px}
.signins svg{flex:none;width:18px;height:18px}
.linkbtn{background:none;border:0;padding:0 2px;color:var(--text);font:inherit;font-weight:700;text-decoration:underline;cursor:pointer;min-height:44px}
.pw-class summary{cursor:pointer;font-weight:700;min-height:44px;display:flex;align-items:center}
.pw-class-status{color:var(--muted);font-size:var(--fs-small);min-height:1.2em;margin:6px 0 0}
.cl-account{display:grid;gap:8px}
.cl-saved{color:var(--known)}

/* ---- farstep.adelyons.com (2026-10-27, design/web/landing.html, canvas WebHome / WebAllSites / WebPack / WebAccount) ----
   Navigation like the app: a sticky top bar (brand, Home · Packs · All sites · Teachers, language, Account, Get the app) and,
   under 760px, the app's bottom tab bar (Home · Packs · All sites · Account). Breadcrumbs sit in their own row. */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:31;background:var(--ground)}
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;background:rgba(14,19,32,.88);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}
.site-head .wrap{display:flex;align-items:center;gap:var(--s-4);min-height:64px;padding-bottom:0}
.topnav{display:none;gap:2px;flex:1;min-width:0}
.topnav a{text-decoration:none;font-weight:700;font-size:15px;color:var(--text-2);padding:8px 12px;border-radius:var(--r-pill);white-space:nowrap}
.topnav a:hover{background:var(--surface2);color:var(--text)}
.topnav a[aria-current]{color:var(--gold);background:rgba(242,181,68,.10)}
.head-tools{margin-left:auto;display:flex;align-items:center;gap:8px}
.pill{display:inline-flex;align-items:center;gap:6px;min-height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--r-pill);background:var(--surface);color:var(--text);font:700 14px var(--font-body);text-decoration:none;cursor:pointer}
.pill svg,.tabbar svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.pill[aria-current]{border-color:var(--gold);color:var(--gold)}
.btn.small{min-height:40px;padding:8px 16px;font-size:14px}
.acct-pill,.get-app{display:none}
@media (min-width:760px){.acct-pill,.get-app{display:inline-flex}}
@media (min-width:980px){.topnav{display:flex}}
.crumbs.wrap{padding-block:10px 0}
.crumbs.wrap ol{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:6px;font-size:13px;font-weight:600;color:var(--muted)}
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(22,29,46,.97);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--line);
 padding:6px max(8px,env(safe-area-inset-right,0px)) calc(6px + env(safe-area-inset-bottom,0px)) max(8px,env(safe-area-inset-left,0px))}
.tabbar a{display:grid;justify-items:center;gap:3px;text-decoration:none;font-size:11px;font-weight:700;color:var(--muted);padding:4px 0;min-height:44px}
.tabbar svg{width:22px;height:22px}
.tabbar a[aria-current]{color:var(--gold)}
body{padding-bottom:calc(66px + env(safe-area-inset-bottom,0px))}
@media (min-width:760px){.tabbar{display:none}body{padding-bottom:0}}
body.no-scroll .tabbar{display:none}
/* landing */
.eyebrow.gold{color:var(--gold)}
.hero{display:grid;gap:var(--s-6);align-items:center}
@media (min-width:900px){.hero{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:var(--s-12)}}
.hero-copy{display:grid;gap:var(--s-4);min-width:0}
.hero-copy h1{font-size:clamp(2.2rem,1.4rem + 3.6vw,4rem)}
.cta-row,.buy-row{display:flex;flex-wrap:wrap;gap:var(--s-3)}
.facts{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:8px 22px;color:var(--muted);font-size:var(--fs-small);font-weight:600}
.hero .facts{background:none;border:0;padding:0}
.facts b{color:var(--text);font-family:var(--font-display);font-size:1.4rem;font-weight:500;margin-right:3px}
.hero-art{position:relative;display:block;aspect-ratio:16/10;max-width:100%;border-radius:24px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.hero-art img{width:100%;height:100%;object-fit:cover;display:block}
.hero-art .chip{position:absolute;top:12px;left:12px;background:var(--known);color:#0B2016}
.play-pill{position:absolute;left:50%;bottom:18px;transform:translateX(-50%);display:inline-flex;align-items:center;gap:8px;background:rgba(14,19,32,.8);border:1px solid var(--line-hi);font-weight:800;font-size:15px;padding:10px 18px 10px 14px;border-radius:var(--r-pill);white-space:nowrap}
.play-pill svg{width:18px;height:18px;color:var(--gold)}
.continue{display:grid;gap:2px;padding:12px 16px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);text-decoration:none;max-width:420px}
.continue b{font-size:17px}
main>section.wrap h2{margin-bottom:var(--s-5)}
main>.wrap{width:100%}
.sec-head{display:grid;gap:var(--s-2);margin-bottom:var(--s-2)}
.sec-head h2{margin-bottom:0}
.sec-head a{color:var(--gold);font-weight:800;text-decoration:none;display:inline-flex;align-items:center;gap:4px}
.sec-head a svg{width:15px;height:15px}
.grid{display:grid;gap:var(--s-4);grid-template-columns:repeat(auto-fill,minmax(min(100%,230px),1fr))}
.grid.packs{grid-template-columns:repeat(auto-fill,minmax(min(100%,250px),1fr));gap:var(--s-4)}
.grid.three{grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr))}
.grid.four{grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr))}
.card{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;text-decoration:none;transition:border-color var(--t-fast),transform var(--t-fast)}
.card:hover{border-color:var(--line-hi);transform:translateY(-2px)}
.card .thumb,.card .pic{aspect-ratio:16/9;width:100%;max-width:100%;overflow:hidden;background:linear-gradient(160deg,#2a3147,#0E1320);display:block}
.card .thumb img,.card img.pic{width:100%;height:100%;object-fit:cover;display:block}
.card .body{padding:var(--s-3) var(--s-4) var(--s-4);display:grid;gap:2px}
.card .name{font-family:var(--font-display);font-size:19px;font-weight:500;line-height:1.2}
.card .tsub{font-size:14px;color:var(--text-2)}
.card .where{font-size:12.5px;color:var(--muted);margin-top:4px}
.card>.chip{position:absolute;top:10px;left:10px;background:rgba(14,19,32,.82)}
.card>.chip.free{background:var(--known);color:#0B2016}
.card.unlocked>.chip.pack::before,.card.unlocked>.chip.count::before{content:"✓";color:var(--known)}
.theme{margin-top:var(--s-8)}
.theme-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 14px;margin-bottom:var(--s-3)}
.theme-head span{color:var(--muted);font-size:var(--fs-small);font-weight:600}
.bundle{margin-top:var(--s-10);display:grid;gap:var(--s-4);align-items:center;padding:var(--s-6);border-radius:var(--r-xl);background:linear-gradient(135deg,var(--surface2),var(--surface));border:1px solid var(--line-hi)}
@media (min-width:760px){.bundle{grid-template-columns:1fr auto}}
.bundle h3{margin:4px 0 6px}
.price:not(:empty){padding:2px 9px;border-radius:var(--r-pill);background:rgba(26,20,6,.12);font-size:.9em}
.btn.secondary .price:not(:empty){background:rgba(243,238,228,.08)}
.buy-status:empty{display:none}
.buy-status{font-size:var(--fs-small);color:var(--muted)}
.how-item{display:grid;gap:var(--s-2);align-content:start;padding:var(--s-5);border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line)}
.how-item svg{width:28px;height:28px;color:var(--gold)}
.how-item p{font-size:var(--fs-small)}
.teachers{padding-block:var(--s-6);border-block:1px solid var(--line)}
.teachers>div{display:grid;gap:var(--s-3);max-width:var(--measure)}
.teachers .btn{justify-self:start;margin-top:var(--s-2)}
.get{display:grid;gap:var(--s-5);align-items:start}
@media (min-width:760px){.get{grid-template-columns:auto 1fr}}
.get .app-icon{width:64px;height:64px;border-radius:16px}
.get>div{display:grid;gap:var(--s-3)}
.get .stores{max-width:420px}
/* all sites */
.all-head{display:grid;gap:var(--s-4);margin-bottom:var(--s-2)}
.search{display:flex;align-items:center;gap:10px;min-height:52px;padding:0 16px;border-radius:14px;background:var(--surface2);border:1px solid var(--line)}
.search svg{width:20px;height:20px;fill:none;stroke:var(--muted);stroke-width:1.8;flex:none}
.search input{flex:1;min-width:0;background:none;border:0;color:var(--text);font:600 16px var(--font-body);outline:none}
.search:focus-within{border-color:var(--gold)}
.fchips{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}
.fchip{flex:none;min-height:40px;padding:0 16px;border-radius:var(--r-pill);border:1px solid var(--line-hi);background:var(--surface);color:var(--text);font:700 14px var(--font-body);cursor:pointer}
.fchip.on{background:var(--gold);color:var(--gold-ink);border-color:transparent}
.card[hidden]{display:none}
.none{color:var(--muted);padding:40px 0;text-align:center;max-width:none}
/* pack page */
.pack-hero{position:relative;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--line);min-height:300px;display:grid;align-content:end}
.pack-hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.pack-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(rgba(14,19,32,.1),rgba(14,19,32,.2) 35%,rgba(14,19,32,.95))}
.pack-hero-copy{position:relative;z-index:1;padding:var(--s-6);display:grid;gap:var(--s-2)}
.pack-hero-copy .eyebrow{color:var(--gold)}
.pack-hero-copy .sub{color:var(--text-2);font-size:var(--fs-lead)}
.pack-buy{display:grid;gap:var(--s-4)}
.pack-buy.unlocked .buy-row{display:none}
/* account */
.account{display:grid;gap:var(--s-5);max-width:var(--wrap-narrow)}
.account .signins{display:flex;flex-wrap:wrap;gap:var(--s-3)}
.owned{display:grid;gap:8px;padding:0;list-style:none}
.owned li{padding:12px 16px;border-radius:var(--r-md);background:var(--surface);border:1px solid var(--line);font-weight:700}
.acct-status:empty{display:none}
/* footer */
footer .cols{display:grid;gap:var(--s-6);grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
footer .cols div{display:grid;gap:8px;align-content:start}
footer .cols b{color:var(--text)}
footer .credits{margin-top:var(--s-5);font-size:12.5px;max-width:none}
/* The shared install bar (/js/install-bar.js) sits above the phone tab bar on this site. */
@media (max-width:759px){#adl-ib{bottom:calc(58px + env(safe-area-inset-bottom,0px))!important;padding-bottom:10px!important;z-index:29!important}
 body.adl-ib-pad{padding-bottom:calc(var(--adl-ib-h,72px) + 66px + env(safe-area-inset-bottom,0px))!important}}
/* Teachers (2026-10-27, design/web prototype v2 #teachers, #class) */
.t-hero{display:grid;gap:var(--s-6);align-items:center}
@media (min-width:900px){.t-hero{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:var(--s-12)}}
.t-hero .hero-art .chip{background:rgba(14,19,32,.82);color:var(--gold)}
.price-card{display:grid;gap:var(--s-3);padding:var(--s-5);border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line-hi);max-width:520px}
.price-card>div:first-child{display:grid;gap:2px}.price-card>div:first-child span{color:var(--muted);font-size:var(--fs-small)}
.pc-price{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;min-height:44px}
.pc-price .price{font-family:var(--font-display);font-size:2.2rem;color:var(--gold);background:none!important;padding:0!important}
.pc-price small{color:var(--muted)}
.price-card .btn{justify-self:start}
.steps{list-style:none;padding:0;display:grid;gap:var(--s-4);counter-reset:s}
@media (min-width:760px){.steps{grid-template-columns:repeat(3,1fr)}}
.steps li{counter-increment:s;display:grid;gap:6px;align-content:start;padding:var(--s-5);border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line)}
.steps li::before{content:counter(s);font-family:var(--font-display);font-size:2rem;color:var(--gold);line-height:1}
.steps span{color:var(--text-2);font-size:var(--fs-small)}
.how-item h3{font-family:var(--font-body);font-size:1.05rem;font-weight:800}
.classpage{display:grid;gap:var(--s-5);max-width:760px}
.classpage>div:not([hidden]){display:grid;gap:var(--s-4)}
.codebox{display:flex!important;flex-wrap:wrap;align-items:center;gap:14px 20px;padding:var(--s-6);border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line-hi)}
.codebox .eyebrow{width:100%}
.codebox b{font-family:var(--font-display);font-size:clamp(2rem,1.4rem + 3vw,3rem);letter-spacing:.12em;color:var(--gold);font-weight:500;flex:1;min-width:0;font-variant-numeric:tabular-nums}
.seats{display:grid;gap:8px}.seats .bar{height:8px;border-radius:4px;background:var(--surface2);overflow:hidden}.seats .bar i{display:block;height:100%;width:0;background:var(--gold)}
.seats span{color:var(--muted)}
.c-confirm{padding:var(--s-5);border-radius:var(--r-lg);border:1px solid var(--line-hi);background:var(--surface2)}
/* VR headsets (WebXR): the View in VR chip, the note under each walk, the landing's VR section */
.chipbtn.vr[aria-pressed=true]{background:var(--gold);border-color:var(--gold);color:#1A1426}
.walk .vr-note{display:flex;gap:8px;align-items:flex-start;margin-top:6px;font-size:var(--fs-small);color:var(--muted)}
.walk .vr-note svg{flex:none;width:20px;height:20px;color:var(--gold);margin-top:1px}
.facts .vr-fact{display:inline-flex;align-items:center;gap:6px;color:var(--text)}
.facts .vr-fact svg{width:18px;height:18px;color:var(--gold)}
.vr-head{display:flex;gap:var(--s-4);align-items:flex-start;margin-bottom:var(--s-4)}
.vr-head>svg{flex:none;width:44px;height:44px;color:var(--gold);margin-top:4px}
.vr-head p:last-child{color:var(--text-2);max-width:62ch}