/* Styles for the static marketing and reference pages built by
   scripts/site/build-site.ts. Colours mirror src/theme.ts. */
:root{--bg:#f4f1ea;--ink:#2b2a28;--soft:#6b6863;--card:#fff;--alt:#f9f7f2;--accent:#d85a30;--deep:#82301a;--meaning:#1f5f73;--line:rgba(43,42,40,.12)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 system-ui,-apple-system,"Segoe UI",sans-serif}
a{color:var(--deep);text-underline-offset:3px}
a:focus-visible,button:focus-visible{outline:3px solid #bf6b20;outline-offset:3px}
img{max-width:100%;height:auto;display:block}
[lang=ja]{font-family:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic",sans-serif}
.wrap{max-width:960px;margin:0 auto;padding:0 16px}
.top{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:14px 16px;max-width:960px;margin:0 auto}
.brand{font-size:24px;font-weight:750;text-decoration:none;color:var(--ink);margin-right:auto}
.top nav{display:flex;gap:4px 18px;flex-wrap:wrap;font-size:15px}
.top nav a{color:var(--ink);text-decoration:none;padding:6px 0}
.top nav a:hover{text-decoration:underline}
.btn{display:inline-block;background:var(--deep);color:#fff;text-decoration:none;font-weight:700;border-radius:999px;padding:14px 28px;font-size:18px}
.btn:hover{background:#6a2614}
.btn.small{padding:8px 18px;font-size:15px}
.btn.ghost{background:transparent;color:var(--deep);border:2px solid var(--deep)}
main{padding-bottom:48px}
h1{font-size:clamp(30px,6vw,48px);line-height:1.15;margin:28px 0 12px;letter-spacing:-.01em}
h2{font-size:clamp(22px,4vw,28px);line-height:1.25;margin:44px 0 12px}
h3{font-size:19px;margin:24px 0 6px}
.lede{font-size:clamp(18px,2.6vw,21px);color:var(--soft);max-width:44em}
.crumbs{font-size:14px;color:var(--soft);margin-top:18px}
.crumbs a{color:var(--soft)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.hero{display:grid;gap:28px;grid-template-columns:1.1fr 1fr;align-items:center;padding-top:12px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:22px}
.note{font-size:15px;color:var(--soft)}
.demo{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center;text-align:center}
.demo .op{font-size:28px;color:var(--soft)}
.demo figure{margin:0}
.demo .result{grid-column:1/-1}
.demo img{border-radius:12px;margin:0 auto;background:var(--alt)}
.kana{font-size:34px;font-weight:700;line-height:1.1}
.cue{font-weight:700}
.cue u{text-decoration-thickness:2px}
.steps{counter-reset:s;list-style:none;padding:0;display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.steps li{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px}
.steps li::before{counter-increment:s;content:counter(s);display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;margin-bottom:8px}
.price{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.price .amount{font-size:34px;font-weight:750}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:10px 0}
.faq summary{font-weight:650;cursor:pointer}
.word-head{display:grid;gap:24px;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}
.word-head img{border-radius:16px;border:1px solid var(--line)}
.big{font-size:clamp(48px,10vw,72px);font-weight:700;line-height:1.1;margin:8px 0}
.reading{font-size:22px;color:var(--soft)}
.meaning{color:var(--meaning);font-weight:700}
.story{font-size:19px}
.story strong{color:var(--deep)}
.parts{display:flex;flex-wrap:wrap;gap:12px;margin:12px 0}
.part{display:flex;gap:12px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:10px 14px;text-decoration:none;color:var(--ink)}
.part img{width:64px;height:64px;border-radius:10px;background:var(--alt)}
.play{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:8px 16px;font:inherit;font-size:15px;cursor:pointer}
.play::before{content:"";border-left:11px solid var(--deep);border-top:7px solid transparent;border-bottom:7px solid transparent}
.sentence{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin:10px 0}
.sentence .ja{font-size:22px}
.sentence .tr{color:var(--soft)}
.chart{border-collapse:separate;border-spacing:6px;margin:0 -6px}.chart caption{text-align:left;padding:0 6px}
.chart td{background:var(--card);border:1px solid var(--line);border-radius:10px;text-align:center;padding:6px 4px;min-width:58px;vertical-align:top}
.chart td.empty{background:transparent;border:0}
.chart a{text-decoration:none;color:var(--ink);display:block}
.chart .k{font-size:26px;font-weight:700;display:block}
.chart .r{font-size:13px;color:var(--soft);display:block}
.chart .c{font-size:12px;color:var(--deep);display:block}
.scroll{overflow-x:auto}
.tiles{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
.tile{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:10px;text-decoration:none;color:var(--ink);display:block}
.tile img{border-radius:10px;margin-bottom:6px;aspect-ratio:16/9;object-fit:cover;width:100%;background:var(--alt)}
.tile .k{font-size:20px;font-weight:700}
.tile .m{font-size:14px;color:var(--soft)}
.pattern{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.pattern span{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-weight:650}
.pattern small{display:block;font-weight:400;color:var(--soft);font-size:13px}
.pager{display:flex;justify-content:space-between;gap:12px;margin-top:36px;flex-wrap:wrap}
.cta-band{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;margin-top:44px;display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-band p{margin:0;font-size:19px;font-weight:650}
article p,article li{max-width:42em}
footer{border-top:1px solid var(--line);font-size:14px;color:var(--soft);padding:20px 16px 40px;max-width:960px;margin:0 auto}
footer nav{display:flex;flex-wrap:wrap;gap:6px 20px;margin-bottom:10px}
@media (max-width:720px){.hero,.word-head{grid-template-columns:1fr}.top nav{order:3;width:100%}.chart td{min-width:46px}.chart .k{font-size:22px}}
@media print{.top,footer,.cta-band,.play,.no-print{display:none!important}body{background:#fff}.chart td{border-color:#999}h1{margin-top:0}}