/* The Atlas (図鑑) — atlas.nenrin.ee
   House style: Nenrin_Design_System.md. The :root token block below is §11, pasted verbatim.
   The top bar, footer, type scale and light/dark handling are nenrin.ee's public pages'
   (about.html, index.html). Nothing here loads from anywhere but this site. */

:root{
  /* sumi — ink */
  --sumi-500:#2A2722; --sumi-600:#181815; --sumi-700:#110F0D;
  /* suzuri — warm grey scale */
  --suzuri-100:#E2DED4; --suzuri-200:#C9C3B6; --suzuri-300:#ADA697;
  --suzuri-400:#8A8474; --suzuri-500:#6B6557; --suzuri-600:#4F4A3F;
  /* paper */
  --washi:#FBF7EE; --washi-warm:#F8F1E1; --kinari:#F4EEE2; --kinari-deep:#EBE3D2;
  /* aiiro — blue accent */
  --aiiro-50:#ECEFF3; --aiiro-300:#5A6F88; --aiiro-500:#2D4561; --aiiro-600:#1F3247;
  /* bengara — red accent */
  --bengara-50:#FBF1ED; --bengara-500:#B85C44;
  /* semantic */
  --canvas:var(--kinari); --surface:var(--washi);
  --ink:var(--sumi-600); --ink-soft:var(--suzuri-500); --ink-faint:var(--suzuri-400);
  --border:var(--suzuri-200); --border-soft:var(--suzuri-100);
}

/* Three shades the Atlas needs that §11 does not name. They are not new colours: each is a
   token pushed just far enough to carry text at 4.5:1, which the brief requires and the
   token itself falls short of (washi on bengara-500 measures 4.2:1; bengara-500 on kinari 3.9). */
:root{
  --disc:#A9553F;      /* bengara-500, 8% deeper: the stop discs, washi numerals at 4.8:1 */
  --kicker:#A2513C;    /* bengara-500, 12% deeper: group headers on paper at 4.8:1 */
  --gold-line:#C6A96A; /* the public pages' hairline gold, as on nenrin.ee */
  --nav-ground:rgba(244,238,226,.9);
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;}}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--canvas);color:var(--ink);
  font-size:15px;line-height:1.7;font-weight:400;-webkit-font-smoothing:antialiased;}
img{max-width:100%;height:auto;}
a{color:inherit;}
.kj{font-family:'Noto Serif JP',serif;font-weight:400;letter-spacing:.04em;}
.vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
.container{max-width:1180px;margin:0 auto;padding:0 40px;}
.col{max-width:760px;margin:0 auto;}
:focus-visible{outline:2px solid var(--aiiro-300);outline-offset:3px;}

.skip{position:absolute;left:12px;top:-60px;z-index:50;background:var(--sumi-600);color:var(--washi-warm);
  padding:10px 16px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;border-radius:2px;}
.skip:focus{top:12px;}

/* ───────── TOP BAR ───────── */
.topnav{position:sticky;top:0;z-index:20;background:var(--nav-ground);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--border);}
.topnav > .inner{max-width:1180px;margin:0 auto;padding:0 40px;height:62px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;}
.lockup{display:flex;align-items:center;gap:12px;text-decoration:none;flex:none;color:var(--ink);}
.lockup .mark{font-family:'Noto Serif JP',serif;font-size:21px;line-height:1;letter-spacing:.02em;}
.lockup .nd{width:1px;height:19px;background:var(--suzuri-400);}
.lockup .name{font-family:'Cormorant Garamond',serif;font-size:21px;font-weight:500;letter-spacing:.01em;}
.topnav .links{display:flex;align-items:center;gap:28px;min-width:0;}
.topnav .links a,.topnav .links button{font-family:inherit;font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ink-soft);text-decoration:none;background:none;border:0;cursor:pointer;padding:4px 0;white-space:nowrap;
  border-bottom:1px solid transparent;transition:color .25s,border-color .25s;}
.topnav .links a:hover,.topnav .links button:hover{color:var(--aiiro-500);}
.topnav .links a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--ink);}
.topnav .links button[aria-expanded="true"]{color:var(--ink);border-bottom-color:var(--ink);}
.topnav .home{display:flex;align-items:center;gap:8px;padding-left:18px;border-left:1px solid var(--border);
  text-decoration:none;color:var(--ink-soft);transition:color .25s;}
.topnav .home:hover{color:var(--ink);}
.topnav .home .hk{font-family:'Noto Serif JP',serif;font-size:14px;line-height:1;}
.topnav .home .hn{font-family:'Cormorant Garamond',serif;font-size:16px;font-weight:500;}

/* the search panel under the bar */
.topnav{position:sticky;}
.search-panel{display:none;position:absolute;left:0;right:0;top:100%;background:var(--canvas);
  border-bottom:1px solid var(--border);max-height:calc(100vh - 62px);overflow-y:auto;overscroll-behavior:contain;}
.search-panel.open{display:block;}
.search-panel .inner{max-width:760px;margin:0 auto;padding:22px 24px 26px;}

/* ───────── MASTHEAD — the article eyebrow band (§6.2), smaller ───────── */
.mast{text-align:center;padding:64px 0 44px;}
.band{display:flex;align-items:center;justify-content:center;gap:16px;font-size:10.5px;letter-spacing:.3em;
  text-transform:uppercase;color:var(--ink-soft);font-weight:500;margin-bottom:30px;}
.band .dash{width:44px;height:1px;background:var(--suzuri-300);flex:none;}
.band .kj{letter-spacing:.12em;font-size:11.5px;}
.eyebrow{font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--aiiro-500);font-weight:500;margin-bottom:14px;}
.eyebrow .kj{letter-spacing:.1em;font-size:12px;}
.mast h1{font-family:'Cormorant Garamond',serif;font-weight:500;font-size:52px;line-height:1.1;letter-spacing:-.01em;
  color:var(--ink);max-width:880px;margin:0 auto;}
.mast .deck{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:21px;line-height:1.55;color:var(--ink-soft);
  margin:14px auto 0;max-width:640px;}
.mast .deck a{color:var(--aiiro-500);text-decoration:none;border-bottom:1px solid var(--border);}
.mast .deck a:hover{border-bottom-color:var(--aiiro-500);}
.divider-line{width:240px;max-width:60%;height:1px;background:var(--suzuri-300);margin:34px auto 0;}

/* ───────── ENTRY BODY ───────── */
.entry{padding:8px 0 40px;}
.label{display:block;font-size:10px;letter-spacing:.25em;text-transform:uppercase;color:var(--ink-soft);font-weight:500;}
.lead{margin:0 0 30px;}
.lead p{font-family:'Cormorant Garamond',serif;font-size:22px;line-height:1.55;color:var(--ink);margin-top:10px;}
.note{background:var(--washi-warm);border-left:3px solid var(--aiiro-500);padding:16px 20px;margin:0 0 26px;
  font-family:'Cormorant Garamond',serif;font-style:italic;font-size:18.5px;line-height:1.55;color:var(--ink);}
.flags{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 30px;}
.flags li,.pill{display:inline-block;font-size:12px;font-weight:500;letter-spacing:.02em;line-height:1.4;
  color:var(--suzuri-600);background:var(--washi-warm);border:1px solid var(--border-soft);border-radius:100px;padding:4px 12px;}
.facts{display:grid;grid-template-columns:150px 1fr;border-top:1px solid var(--border-soft);margin:0 0 36px;}
.facts dt,.facts dd{border-bottom:1px solid var(--border-soft);padding:13px 0;}
.facts dt{font-size:10px;letter-spacing:.25em;text-transform:uppercase;color:var(--ink-soft);font-weight:500;padding-top:16px;}
.facts dd{font-size:15px;color:var(--ink);}
.facts a,.prose a,.foot-links a,.toc a.city,.results a{color:var(--aiiro-500);text-decoration:none;border-bottom:1px solid var(--border);
  transition:border-color .25s,color .25s;}
.facts a:hover,.prose a:hover,.foot-links a:hover,.results a:hover{border-bottom-color:var(--aiiro-500);color:var(--aiiro-600);}

/* the map: a paper plate in both themes */
.plate{margin:0 0 36px;}
.plate img{display:block;width:100%;height:auto;border:1px solid var(--border-soft);background:var(--washi);}
.plate figcaption{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;margin-top:10px;
  font-size:11.5px;color:var(--ink-soft);}
.plate figcaption a{color:var(--ink-soft);text-decoration:none;border-bottom:1px solid var(--border);}
.plate figcaption a:hover{color:var(--aiiro-500);border-bottom-color:var(--aiiro-500);}
.arrow{font-size:11px;letter-spacing:.18em;text-transform:uppercase;font-weight:500;}
.arrow::after{content:" \2192";letter-spacing:0;}
.plate figcaption a.arrow{color:var(--ink);}

/* the entry's colophon: where it came from, when it was checked, and the two ways to answer */
.colophon{border-top:1px solid var(--border);margin-top:8px;padding-top:28px;display:grid;grid-template-columns:1fr auto;
  gap:6px 24px;align-items:baseline;}
.colophon .prov{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:18px;color:var(--ink-soft);}
.colophon .ver{font-size:10px;letter-spacing:.25em;text-transform:uppercase;color:var(--ink-soft);font-weight:500;grid-column:1;}
.colophon .fix{grid-column:2;grid-row:1 / span 2;align-self:center;}
.colophon .fix a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--border);padding-bottom:2px;}
.colophon .fix a:hover{border-bottom-color:var(--ink);}

/* ───────── FOLLOW & CORRECT — forms ───────── */
.follow{background:var(--surface);border:1px solid var(--border-soft);padding:24px 26px;margin-top:30px;}
.follow .k{display:block;font-family:'Cormorant Garamond',serif;font-style:italic;font-size:21px;color:var(--ink);line-height:1.3;}
.follow .line{font-size:13.5px;color:var(--ink-soft);margin:4px 0 16px;}
.follow .row{display:flex;gap:10px;}
.follow .row input{flex:1;min-width:0;}
.follow .done{display:none;font-family:'Cormorant Garamond',serif;font-style:italic;font-size:19px;color:var(--ink);margin-top:4px;}
.follow.sent .row,.follow.sent .line{display:none;}
.follow.sent .done{display:block;}
input[type=email],input[type=text],input[type=search],textarea{width:100%;font-family:'Inter',sans-serif;font-size:15px;color:var(--ink);
  background:var(--washi);border:1px solid var(--border);border-radius:2px;padding:12px 14px;transition:border-color .25s,background .25s;
  -webkit-appearance:none;appearance:none;}
textarea{min-height:120px;resize:vertical;line-height:1.6;}
input::placeholder,textarea::placeholder{color:var(--suzuri-500);opacity:1;}
input:focus,textarea:focus{outline:none;border-color:var(--aiiro-300);background:var(--surface);}
input:focus-visible,textarea:focus-visible{outline:2px solid var(--aiiro-300);outline-offset:1px;}
input[readonly]{background:var(--kinari-deep);color:var(--ink-soft);}
.btn{display:inline-block;font-family:'Inter',sans-serif;font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  padding:13px 26px;border-radius:2px;cursor:pointer;text-decoration:none;transition:opacity .25s,border-color .25s,color .25s;}
.btn-primary{background:var(--sumi-600);color:var(--washi-warm);border:1px solid var(--sumi-600);}
.btn-primary:hover{opacity:.86;}
.btn-primary:disabled{opacity:.5;cursor:default;}
.form .field{margin-bottom:20px;}
.form label{display:block;font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:8px;font-weight:500;}
.form label .opt{letter-spacing:.04em;text-transform:none;font-size:12px;margin-left:6px;}
.form .hint{font-size:12.5px;color:var(--ink-soft);margin-top:6px;}
.form .check{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--ink);margin:6px 0 26px;cursor:pointer;
  text-transform:none;letter-spacing:0;}
.form .check input{margin-top:5px;width:16px;height:16px;accent-color:var(--sumi-600);flex:none;}
.form .said{display:none;font-family:'Cormorant Garamond',serif;font-style:italic;font-size:22px;color:var(--ink);padding:26px 0;}
.form.sent .said{display:block;}
.form.sent .body{display:none;}
.form .err{display:none;font-size:13.5px;color:var(--kicker);margin-top:12px;}
.form.failed .err{display:block;}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden;}

/* ───────── CITY ───────── */
.route{text-align:center;margin:0 0 18px;}
.route .label{letter-spacing:.28em;}
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;list-style:none;margin:0 auto 34px;max-width:860px;}
.chips a{display:inline-flex;align-items:center;gap:8px;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-soft);text-decoration:none;border:1px solid var(--border);border-radius:100px;padding:6px 13px;
  transition:border-color .2s,background .2s,color .2s;}
.chips a:hover{border-color:var(--ink-faint);background:var(--surface);color:var(--ink);}
.chips .n{font-size:10px;letter-spacing:.06em;color:var(--ink-soft);}
.group{display:flex;align-items:baseline;justify-content:space-between;gap:16px;border-bottom:1px solid var(--border-soft);
  padding-bottom:10px;margin:40px 0 14px;scroll-margin-top:84px;}
.group h2{font-family:'Inter',sans-serif;font-size:10.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--kicker);font-weight:600;}
.group .span{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:16px;color:var(--ink-soft);}
.stops{list-style:none;display:grid;gap:12px;}
.stop{display:grid;grid-template-columns:34px 1fr;gap:18px;background:var(--surface);border:1px solid var(--border-soft);
  padding:20px 22px;transition:border-color .25s;}
.stop:hover{border-color:var(--aiiro-300);}
.disc{display:inline-flex;align-items:center;justify-content:center;min-width:30px;height:30px;padding:0 7px;border-radius:100px;
  background:var(--disc);color:#FBF7EE;font-size:12px;font-weight:600;letter-spacing:.02em;line-height:1;margin-top:3px;
  font-variant-numeric:tabular-nums;}
.disc.none{background:transparent;border:1px solid var(--border);}
.stop h3{font-family:'Cormorant Garamond',serif;font-style:italic;font-weight:500;font-size:25px;line-height:1.2;margin:0 0 6px;}
.stop h3 a{color:var(--ink);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .25s,color .25s;}
.stop h3 a:hover{border-bottom-color:var(--ink-faint);color:var(--aiiro-500);}
.stop .where{font-size:12px;color:var(--ink-soft);letter-spacing:.02em;margin-bottom:8px;}
.stop p.kf{font-size:14.5px;color:var(--ink-soft);line-height:1.7;}
.stop .flags{margin:12px 0 0;}
.hours{text-align:center;font-family:'Cormorant Garamond',serif;font-style:italic;font-size:19px;color:var(--ink-soft);
  border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft);padding:18px 0;margin:44px 0 34px;}
.season{background:var(--washi-warm);border-left:3px solid var(--gold-line);padding:16px 20px;margin-top:34px;
  font-family:'Cormorant Garamond',serif;font-style:italic;font-size:18.5px;}

/* ───────── INDEXES — the Journal's TOC row (§6.12) ───────── */
.country{margin:52px 0 0;}
.country:first-child{margin-top:12px;}
.country > h2{font-family:'Inter',sans-serif;font-size:10.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--kicker);
  font-weight:600;border-bottom:1px solid var(--border);padding-bottom:10px;margin-bottom:6px;}
.city-block{margin:26px 0 0;}
.city-block h3{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:8px;}
.city-block h3 a{font-family:'Cormorant Garamond',serif;font-style:italic;font-weight:500;font-size:30px;line-height:1.2;
  color:var(--ink);text-decoration:none;border-bottom:1px solid transparent;}
.city-block h3 a:hover{border-bottom-color:var(--ink-faint);}
.city-block h3 .meta{font-family:'Inter',sans-serif;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-soft);font-weight:500;}
.toc{list-style:none;}
.toc li{display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:baseline;border-bottom:1px solid var(--border-soft);padding:11px 0;}
.toc .no{font-size:11px;letter-spacing:.08em;color:var(--aiiro-500);font-weight:500;font-variant-numeric:tabular-nums;}
.toc .nm{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:21px;line-height:1.3;}
.toc .nm a{color:var(--ink);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .25s,color .25s;}
.toc .nm a:hover{color:var(--aiiro-500);border-bottom-color:var(--border);}
.toc .rt{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);text-align:right;}
.month{margin:48px 0 0;}
.month:first-child{margin-top:12px;}
.month > h2{font-family:'Cormorant Garamond',serif;font-style:italic;font-weight:500;font-size:32px;color:var(--ink);
  border-bottom:1px solid var(--border);padding-bottom:6px;margin-bottom:4px;}
.toc.shows li{grid-template-columns:1fr auto;}

/* ───────── HOME ───────── */
.home-mast{padding:72px 0 52px;}
.home-mast h1{display:flex;align-items:center;justify-content:center;gap:22px;font-size:60px;}
.home-mast h1 .kj{font-size:50px;letter-spacing:.04em;}
.home-mast h1 .nd{width:1px;height:46px;background:var(--suzuri-400);}
.home-mast .deck{max-width:660px;font-size:22px;}
.sect{margin:12px 0 0;}
.sect > .label{text-align:center;letter-spacing:.28em;margin-bottom:22px;}
.home-wide{max-width:1040px;margin:0 auto;}
.cities{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border-soft);
  border:1px solid var(--border-soft);}
.cities li{background:var(--surface);}
.cities a{display:block;padding:24px 24px 26px;text-decoration:none;color:var(--ink);height:100%;transition:background .25s;}
.cities a:hover{background:var(--washi-warm);}
.cities .cn{display:block;font-family:'Cormorant Garamond',serif;font-style:italic;font-weight:500;font-size:28px;line-height:1.15;}
.cities .cc{display:block;font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-soft);margin-top:4px;font-weight:500;}
.cities .cr{display:block;font-family:'Cormorant Garamond',serif;font-style:italic;font-size:17px;color:var(--ink-soft);margin-top:14px;}
.cities .cs{display:block;font-size:12px;color:var(--ink-soft);margin-top:2px;}
.doors{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border-soft);border:1px solid var(--border-soft);
  margin-top:44px;}
.doors li{background:var(--surface);}
.doors a{display:block;text-align:center;padding:26px 16px;text-decoration:none;color:var(--ink);transition:background .25s;}
.doors a:hover{background:var(--washi-warm);}
.doors .dn{display:block;font-family:'Cormorant Garamond',serif;font-style:italic;font-weight:500;font-size:26px;}
.doors .dc{display:block;font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--ink-soft);font-weight:500;margin-top:2px;}
.home-search{max-width:640px;margin:60px auto 0;}
.home-search .label{text-align:center;letter-spacing:.28em;margin-bottom:14px;}
.licence-line{text-align:center;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);margin:56px 0 0;}

/* ───────── SEARCH ───────── */
.search{position:relative;}
.search input[type=search]{padding:14px 16px;font-size:16px;background:var(--surface);}
.search input[type=search]::-webkit-search-cancel-button{-webkit-appearance:none;}
.results{list-style:none;margin-top:6px;}
.results li{border-bottom:1px solid var(--border-soft);padding:14px 2px;}
.results .kind{display:block;font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--ink-soft);font-weight:500;}
.results .t{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:21px;line-height:1.3;}
.results .t a{color:var(--ink);border-bottom-color:transparent;}
.results .t a:hover{color:var(--aiiro-500);border-bottom-color:var(--border);}
.results .x{font-size:13.5px;color:var(--ink-soft);line-height:1.6;margin-top:2px;}
.results mark{background:var(--washi-warm);color:var(--ink);padding:0 1px;}
.results .none{font-family:'Cormorant Garamond',serif;font-style:italic;font-size:19px;color:var(--ink-soft);border:0;padding:16px 2px;}

/* ───────── PROSE (about) ───────── */
.prose{padding:6px 0 30px;}
.prose p{font-family:'Cormorant Garamond',serif;font-size:20px;line-height:1.75;color:var(--ink);margin:0 0 22px;}
.prose p:first-child{font-size:23px;line-height:1.6;}

/* ───────── FOOTER ───────── */
footer{padding:54px 0 48px;text-align:center;border-top:1px solid var(--border-soft);margin-top:72px;}
footer .fk{font-family:'Noto Serif JP',serif;font-size:17px;color:var(--ink-soft);display:block;margin-bottom:14px;letter-spacing:.06em;}
footer p{font-size:12px;color:var(--ink-soft);letter-spacing:.04em;}
footer .lic{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;margin-top:10px;}
footer .foot-links{margin-top:10px;}
footer .foot-links a{color:var(--ink-soft);border-bottom-color:var(--border);}

/* the theme dots (house) */
.rt-th{display:flex;align-items:center;gap:14px;border:0;justify-content:center;margin:0 auto 26px;}
.rt-th button{width:13px;height:13px;padding:0;border-radius:50%;cursor:pointer;border:1px solid var(--ink-soft);background:none;
  transition:border-color .2s,background .2s;}
.rt-th button[data-th="dark"]{background:var(--ink-soft);}
.rt-th button[data-th="system"]{background:linear-gradient(90deg,transparent 0 50%,var(--ink-soft) 50% 100%);}
.rt-th button.on{border-color:var(--ink);}
.rt-th button.on[data-th="dark"]{background:var(--ink);}
.rt-th button.on[data-th="system"]{background:linear-gradient(90deg,transparent 0 50%,var(--ink) 50% 100%);}
.rt-th button:focus-visible{outline:1px solid var(--aiiro-300);outline-offset:3px;}
.nrn-theming,.nrn-theming *{transition:none !important;}

/* ───────── SMALL SCREENS ───────── */
@media (max-width:860px){
  .container{padding:0 24px;}
  .topnav > .inner{padding:0 24px;}
  .topnav .links{gap:18px;}
  .mast{padding:44px 0 34px;}
  .mast h1{font-size:38px;}
  .mast .deck{font-size:18.5px;}
  .home-mast h1{font-size:42px;gap:16px;}
  .home-mast h1 .kj{font-size:36px;}
  .home-mast h1 .nd{height:34px;}
  .lead p{font-size:20px;}
  .doors{grid-template-columns:1fr;}
  .cities{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:640px){
  .topnav .home,.topnav .links .wide{display:none;}
  .topnav .links{gap:16px;}
  .topnav .links a,.topnav .links button{letter-spacing:.14em;}
  .facts{grid-template-columns:1fr;}
  .facts dt{border-bottom:0;padding:14px 0 0;}
  .facts dd{padding:4px 0 13px;}
  .colophon{grid-template-columns:1fr;}
  .colophon .fix{grid-column:1;grid-row:auto;margin-top:14px;}
  .follow .row{flex-direction:column;}
  .stop{grid-template-columns:30px 1fr;gap:14px;padding:18px 16px;}
  .toc li{grid-template-columns:36px 1fr;}
  .toc .rt{grid-column:2;text-align:left;margin-top:-4px;}
  .toc.shows li{grid-template-columns:1fr;}
  .toc.shows .rt{grid-column:1;}
  .band .dash{width:24px;}
  .band{gap:12px;letter-spacing:.24em;}
  .chips{gap:6px;margin-bottom:28px;}
  .chips a{font-size:9.5px;letter-spacing:.09em;padding:5px 10px;gap:6px;}
  .cities a{padding:18px 16px 20px;}
  .cities .cn{font-size:22px;}
  .cities .cc{font-size:9.5px;letter-spacing:.18em;}
  .cities .cr{font-size:15.5px;margin-top:10px;}
}
@media (max-width:400px){
  .lockup .name{font-size:19px;}
  .lockup .mark{font-size:19px;}
  .lockup{gap:10px;}
  .topnav .links{gap:13px;}
}

/* ══ dark: system default, [data-theme] overrides — as nenrin.ee ══ */
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --canvas:#110F0D; --surface:#1C1A17; --ink:#F4EEE2; --ink-soft:#ADA697; --ink-faint:#8A8474;
    --border:#3A362E; --border-soft:#26231E; --kinari-deep:#1C1A17; --washi-warm:#1C1A17; --washi:#1C1A17;
    --aiiro-500:#C9D1DC; --aiiro-600:#ECEFF3; --aiiro-300:#7C8FA6; --kicker:#C97A62; --suzuri-600:#ADA697;
    --nav-ground:rgba(17,15,13,.9);
  }
  :root:not([data-theme="light"]) .btn-primary{background:var(--ink);color:var(--canvas);border-color:var(--ink);}
  :root:not([data-theme="light"]) .skip{background:var(--ink);color:var(--canvas);}
  :root:not([data-theme="light"]) .plate img{background:#FBF7EE;}
}
:root[data-theme="dark"]{
  --canvas:#110F0D; --surface:#1C1A17; --ink:#F4EEE2; --ink-soft:#ADA697; --ink-faint:#8A8474;
  --border:#3A362E; --border-soft:#26231E; --kinari-deep:#1C1A17; --washi-warm:#1C1A17; --washi:#1C1A17;
  --aiiro-500:#C9D1DC; --aiiro-600:#ECEFF3; --aiiro-300:#7C8FA6; --kicker:#C97A62; --suzuri-600:#ADA697;
  --nav-ground:rgba(17,15,13,.9);
}
:root[data-theme="dark"] .btn-primary{background:var(--ink);color:var(--canvas);border-color:var(--ink);}
:root[data-theme="dark"] .skip{background:var(--ink);color:var(--canvas);}
:root[data-theme="dark"] .plate img{background:#FBF7EE;}

/* Paper is not a screen: print always goes back to the light palette. */
@media print{
  :root,:root[data-theme="dark"],:root[data-theme="light"]{
    --canvas:#F4EEE2;--surface:#FBF7EE;--kinari-deep:#EBE3D2;--washi:#FBF7EE;--washi-warm:#F8F1E1;
    --ink:#181815;--ink-soft:#6B6557;--ink-faint:#8A8474;--border:#C9C3B6;--border-soft:#E2DED4;
    --aiiro-500:#2D4561;--aiiro-600:#1F3247;--aiiro-300:#5A6F88;--kicker:#A2513C;--suzuri-600:#4F4A3F;}
  .topnav,.search-panel,.follow,.rt-th,.skip{display:none !important;}
  body{background:#fff;}
}