/* Anko Shibas — shared styles for the article pages.
   Same design system as index.html: high-desert sage-grey ground, sumi ink,
   sesame from the coat, bluebird as the single cool accent. */
:root{
 --paper:#EFEDE5;--paper-deep:#E6E3D9;--panel:#F8F7F1;--panel-2:#FCFAF5;
 --sumi:#171A18;--sumi-soft:#4C534E;--sumi-faint:#7A8179;--rule:#D6D4C8;--rule-soft:#E3E1D6;
 --bluebird:#3C6E8F;--bluebird-d:#2E566F;--sesame:#8C3F2B;--sage:#5F7A5C;--dry-grass:#8A7534;
 --f-display:"Newsreader","Iowan Old Style",Georgia,serif;
 --f-ui:"Archivo",ui-sans-serif,"Helvetica Neue",Arial,sans-serif;
 --f-mono:"IBM Plex Mono",ui-monospace,"SF Mono",Menlo,monospace;
 --f-jp:"Noto Serif JP","Hiragino Mincho ProN",serif;
 --gutter:clamp(1.25rem,5vw,3rem);
 --shadow:0 2px 4px rgba(23,26,24,.06),0 12px 32px rgba(23,26,24,.07);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
 --paper:#15150F;--paper-deep:#0E110E;--panel:#1D1D16;--panel-2:#232319;
 --sumi:#E9EAE2;--sumi-soft:#A4AB9F;--sumi-faint:#79806F;--rule:#2E342C;--rule-soft:#252A24;
 --bluebird:#86B4D2;--bluebird-d:#A6CBE3;--sesame:#CE8069;--sage:#8FAE8B;--dry-grass:#C0A75E;
 --shadow:0 2px 4px rgba(0,0,0,.32),0 12px 32px rgba(0,0,0,.30);}}
:root[data-theme="dark"]{
 --paper:#15150F;--paper-deep:#0E110E;--panel:#1D1D16;--panel-2:#232319;
 --sumi:#E9EAE2;--sumi-soft:#A4AB9F;--sumi-faint:#79806F;--rule:#2E342C;--rule-soft:#252A24;
 --bluebird:#86B4D2;--bluebird-d:#A6CBE3;--sesame:#CE8069;--sage:#8FAE8B;--dry-grass:#C0A75E;
 --shadow:0 2px 4px rgba(0,0,0,.32),0 12px 32px rgba(0,0,0,.30);}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--sumi);font-family:var(--f-ui);
 font-size:1rem;line-height:1.65;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:var(--bluebird);text-underline-offset:.18em}
a:hover{color:var(--bluebird-d)}
:focus-visible{outline:2px solid var(--bluebird);outline-offset:3px;border-radius:2px}
.wrap{max-width:44rem;margin-inline:auto;padding-inline:var(--gutter)}

/* masthead */
.masthead{border-bottom:1px solid var(--rule);background:color-mix(in srgb,var(--paper) 92%,transparent);
 position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.masthead__in{display:flex;align-items:center;justify-content:space-between;gap:1rem;
 height:3.75rem;max-width:44rem;margin-inline:auto;padding-inline:var(--gutter)}
.mark{display:flex;align-items:baseline;gap:.5rem;text-decoration:none;color:inherit}
.mark__jp{font-family:var(--f-jp);font-size:1.2rem;line-height:1;color:var(--sesame)}
.mark__n{font-family:var(--f-display);font-size:1.15rem;letter-spacing:-.012em}
.mark__s{font-family:var(--f-mono);font-size:.55rem;letter-spacing:.2em;text-transform:uppercase;color:var(--sumi-faint)}
.btn{display:inline-flex;align-items:center;gap:.5rem;background:var(--bluebird);color:#FBFBF8;
 border:1px solid var(--bluebird);border-radius:999px;padding:.5rem 1rem;font-size:.8125rem;
 font-weight:600;text-decoration:none;white-space:nowrap;transition:background .25s}
.btn:hover{background:var(--bluebird-d);color:#FBFBF8}
:root[data-theme="dark"] .btn{color:#0E110E}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .btn{color:#0E110E}}
.btn--big{padding:.8rem 1.5rem;font-size:.9375rem}

/* article */
article{padding-block:2.5rem 1rem}
.eyebrow{font-family:var(--f-mono);font-size:.65rem;font-weight:500;letter-spacing:.16em;
 text-transform:uppercase;color:var(--sumi-faint);margin:0 0 .9rem}
h1{font-family:var(--f-display);font-weight:300;font-size:clamp(2rem,5.5vw,3.1rem);line-height:1.06;
 letter-spacing:-.022em;margin:0 0 1rem;text-wrap:balance}
.standfirst{font-size:clamp(1.05rem,1.6vw,1.2rem);line-height:1.6;color:var(--sumi-soft);
 margin:0 0 2rem;max-width:36em}
h2{font-family:var(--f-display);font-weight:300;font-size:clamp(1.5rem,3.2vw,2.05rem);line-height:1.13;
 letter-spacing:-.016em;margin:2.6rem 0 .9rem;text-wrap:balance}
h3{font-size:1rem;font-weight:700;margin:1.9rem 0 .5rem}
p{margin:0 0 1.05rem;max-width:62ch}
ul,ol{margin:0 0 1.15rem;padding-left:1.2rem;max-width:62ch}
li{margin-bottom:.45rem}
strong{font-weight:700}
em{font-style:italic}
blockquote{margin:1.6rem 0;padding:.2rem 0 .2rem 1.3rem;border-left:2px solid var(--sesame)}
blockquote p{font-family:var(--f-display);font-weight:300;font-style:italic;
 font-size:clamp(1.15rem,2.2vw,1.45rem);line-height:1.36;margin:0;text-wrap:balance}
hr{border:0;border-top:1px solid var(--rule);margin:2.5rem 0}

/* tables */
.tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 1.3rem}
table{width:100%;border-collapse:collapse;font-size:.875rem}
th,td{text-align:left;padding:.72rem .9rem .72rem 0;border-bottom:1px solid var(--rule-soft);vertical-align:top}
th{font-family:var(--f-mono);font-size:.6rem;font-weight:500;letter-spacing:.13em;text-transform:uppercase;
 color:var(--sumi-faint);border-bottom-color:var(--rule);white-space:nowrap}
td:first-child{font-weight:600}
.tnote{display:block;font-size:.75rem;color:var(--sumi-faint);font-weight:400;margin-top:.15rem}

/* callout */
.call{background:var(--panel);border:1px solid var(--rule);border-radius:5px;
 padding:1.1rem 1.25rem;margin:1.8rem 0}
.call p:last-child{margin-bottom:0}
.call--warn{border-color:var(--dry-grass)}
.call__t{font-family:var(--f-mono);font-size:.62rem;font-weight:500;letter-spacing:.14em;
 text-transform:uppercase;color:var(--sumi-faint);margin:0 0 .5rem}
.call--warn .call__t{color:var(--dry-grass)}

/* cta */
.cta{background:var(--panel);border:1px solid var(--rule);border-radius:5px;
 padding:1.5rem 1.5rem 1.6rem;margin:2.8rem 0 0;box-shadow:var(--shadow)}
.cta h2{margin-top:0;font-size:1.45rem}
.cta p{font-size:.9375rem;color:var(--sumi-soft)}

/* related */
.related{border-top:1px solid var(--rule);margin-top:2.8rem;padding-top:1.6rem}
.related ul{list-style:none;padding:0;margin:0;display:grid;gap:.6rem}
.related a{font-weight:600;text-decoration:none}
.related a:hover{text-decoration:underline}
.related span{display:block;font-size:.8125rem;color:var(--sumi-faint);font-weight:400}

footer{border-top:1px solid var(--rule);background:var(--paper-deep);
 padding-block:2rem 2.75rem;margin-top:3rem;font-size:.8125rem;color:var(--sumi-faint)}
footer a{color:var(--sumi-soft)}
footer .wrap>p{margin-bottom:.5rem}
.fine{margin-top:1.2rem;padding-top:1.1rem;border-top:1px solid var(--rule-soft);font-size:.75rem}