/*
Theme Name: Money School
Description: お金をめぐる（money-school.jp）の自作テーマ。ターコイズ×ネイビー×オレンジ。
Version: 1.0.0
Requires PHP: 8.1
Text Domain: money-school
*/

:root{
  --bg:#F7F8FA; --card:#FFFFFF; --ink:#13294B; --sub:#3E4E66; --mute:#5B6B82; --line:#E3E8EF;
  --navy:#13315C; --brand:#00B8AC; --brand-d:#0B7D76; --brand-l:#E2F6F4; --btn:#00A19A; --btn-h:#00928C;
  --orange:#F28C28; --orange-d:#B85A0A; --orange-l:#FFF1E3; --red:#D8453B;
  --sh:0 1px 2px rgba(15,23,42,.04),0 8px 24px rgba(15,23,42,.06);
  --font:"Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Meiryo",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.8;font-weight:400}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--btn);outline-offset:2px}
h1,h2,h3{text-wrap:balance;word-break:auto-phrase;margin:0}
table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums}
.wrap{max-width:1120px;margin-inline:auto;padding-inline:32px}
.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.ui-ic{width:16px;height:16px;flex:none}
.empty{color:var(--sub);font-size:15px}

/* ---------- ヘッダー・フッター ---------- */
.hd{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.88);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.admin-bar .hd{top:32px}
.hd .wrap{display:flex;align-items:center;gap:28px;height:76px}
.logo{font-weight:700;font-size:19px;letter-spacing:.02em;display:flex;align-items:center;gap:8px;white-space:nowrap;color:var(--navy)}
.logo img{display:block;height:66px;width:auto}
@media (max-width:720px){.logo img{height:52px}}
.gnav{display:flex;gap:24px;font-size:14.5px;font-weight:700;color:var(--sub)}
.gnav a:hover{color:var(--brand-d)}
.hsearch{margin-left:auto;display:flex;align-items:center;gap:8px;background:#F1F5F9;border-radius:999px;padding:0 16px;color:var(--mute);min-width:260px}
.hsearch input{border:0;background:transparent;font:inherit;font-size:14px;padding:9px 0;flex:1;min-width:0;color:var(--ink)}
.hsearch input:focus{outline:none}
.hsearch:focus-within{box-shadow:0 0 0 2px var(--btn)}
.ft{border-top:1px solid var(--line);background:#fff;font-size:13px;color:var(--mute);margin-top:24px}
.ft .wrap{padding-block:28px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.ft-links{display:flex;gap:18px;flex-wrap:wrap}
.ft a:hover{color:var(--brand-d)}

/* ---------- ボタン・ラベル ---------- */
.btn{display:inline-flex;align-items:center;gap:6px;background:var(--btn);color:#fff;border-radius:999px;padding:11px 22px;font-weight:700;font-size:17px;justify-self:start;border:0;cursor:pointer;line-height:1.4}
.btn:hover{background:var(--btn-h)}
.btn.ghost{background:var(--brand-l);color:var(--brand-d)}
.btn.ghost:hover{background:#CFF0EC}
.tags{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.pill,.lv{display:inline-block;font-size:12px;font-weight:700;border-radius:999px;padding:1px 10px;background:#F1F5F9;color:var(--sub);white-space:nowrap;line-height:1.7}
.lv.l1{background:#DCFCE7;color:#166534}.lv.l2{background:#DBEAFE;color:#1E40AF}.lv.l3{background:#FEF3C7;color:#92400E}.lv.l4{background:#FEE2E2;color:#991B1B}
.subj-pill{background:color-mix(in srgb,var(--c) 12%,#fff);color:color-mix(in srgb,var(--c) 70%,#000)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--brand-l);color:var(--brand-d);font-weight:700;font-size:13px;border-radius:999px;padding:4px 12px}

/* ---------- トップ ---------- */
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:48px;align-items:center;padding-block:64px 56px}
.hero h1{font-size:44px;line-height:1.35;font-weight:700;letter-spacing:-.01em;margin:18px 0 16px;color:var(--navy)}
.hero h1 em{font-style:normal;white-space:nowrap;background:linear-gradient(transparent 62%,#FFD9B0 62%)}
.hero-sub{color:var(--sub);font-size:17px;margin:0;max-width:30em}
.bigsearch{margin-top:28px;display:flex;align-items:center;gap:10px;background:#fff;border-radius:999px;box-shadow:var(--sh);padding:8px 8px 8px 22px;max-width:540px;border:1px solid var(--line);color:var(--mute)}
.bigsearch input{flex:1;min-width:0;border:0;font:inherit;font-size:15.5px;color:var(--ink);background:transparent}
.bigsearch input:focus{outline:none}
.bigsearch:focus-within{box-shadow:0 0 0 2px var(--btn),var(--sh)}
.bigsearch button{background:var(--btn);color:#fff;border:0;border-radius:999px;padding:10px 24px;font:inherit;font-size:17px;font-weight:700;cursor:pointer}
.bigsearch button:hover{background:var(--btn-h)}
.numcard{background:var(--card);border-radius:24px;box-shadow:var(--sh);padding:28px;display:grid;gap:14px;position:relative;overflow:hidden}
.numcard::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:var(--orange-l)}
.numcard > *{position:relative;z-index:1}
.nc-lab{font-size:13px;font-weight:700;color:var(--orange-d)}
.nc-num{font-size:64px;font-weight:700;line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums;color:var(--navy)}
.nc-num small{font-size:26px;font-weight:700;margin-left:4px}
.nc-q{font-size:17px;font-weight:700}
.nc-sub{font-size:14px;color:var(--sub)}
.coins{display:flex;align-items:flex-end;gap:10px}
.coins i{display:block;border-radius:50%;background:var(--m);box-shadow:inset 0 0 0 1px rgba(0,0,0,.15)}
.sec{padding-block:24px 56px}
.sec-h{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:20px}
.sec-h h2{font-size:26px;font-weight:700;color:var(--navy)}
.sec-h p{margin:4px 0 0;color:var(--sub);font-size:14.5px}
.subjects{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.subj{background:var(--card);border-radius:16px;padding:18px;display:grid;grid-template-columns:auto 1fr;gap:4px 14px;align-items:center;border:1px solid var(--line);transition:transform .15s ease,box-shadow .15s ease}
.subj:hover{transform:translateY(-2px);box-shadow:var(--sh)}
.subj .ic,.panel-h .ic{grid-row:span 2;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:color-mix(in srgb,var(--k) 12%,#fff);color:var(--k)}
.subj .ic svg,.panel-h .ic svg{width:24px;height:24px}
.subj b{font-size:16px;line-height:1.4}
.subj .ds{font-size:12.5px;color:var(--mute);line-height:1.5}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.cards.two-col{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{background:var(--card);border-radius:16px;overflow:hidden;border:1px solid var(--line);display:grid;grid-template-rows:auto 1fr;transition:transform .15s ease,box-shadow .15s ease}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh)}
.thumb{aspect-ratio:1200/630;background:color-mix(in srgb,var(--k) 8%,#fff);position:relative;padding:14px 16px;display:grid;align-content:space-between;border-bottom:1px solid var(--line)}
.thumb::before{content:"";position:absolute;inset:0 0 auto 0;height:5px;background:var(--k)}
.thumb em{font-style:normal;font-size:11.5px;font-weight:700;color:color-mix(in srgb,var(--k) 75%,#000)}
.thumb.has-photo{padding:0;display:block;overflow:hidden}
.thumb.has-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.thumb.has-photo::before{z-index:1}
.thumb.has-photo em{position:absolute;left:10px;top:14px;z-index:1;background:rgba(255,255,255,.94);padding:3px 10px;border-radius:999px;line-height:1.5}
.bigic{justify-self:end;width:60px;height:60px;border-radius:18px;display:grid;place-items:center;background:#fff;color:var(--k);box-shadow:0 2px 8px rgba(15,23,42,.06)}
.bigic svg{width:32px;height:32px}
.card .cb{padding:14px 16px 16px;display:grid;gap:8px;align-content:start}
.card .t{font-weight:700;font-size:16px;line-height:1.55}
.duo{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.panel{background:var(--card);border-radius:20px;box-shadow:var(--sh);padding:24px;display:grid;gap:14px;align-content:start}
.panel-h{display:flex;align-items:center;gap:12px}
.panel-h .ic{width:40px;height:40px}
.panel-h b{font-size:19px;font-weight:700;color:var(--navy)}
.panel-h span{display:block;font-size:13px;color:var(--mute);font-weight:500}
.mini td{padding:9px 4px;border-top:1px solid var(--line);font-size:14.5px}
.mini td.n{text-align:right;color:var(--sub)}
.mini a:hover{color:var(--brand-d)}
.calc-mini{background:#F8FAFC;border-radius:14px;padding:16px;display:grid;gap:6px}
.calc-mini .in{display:flex;justify-content:space-between;font-size:14px;color:var(--sub)}
.calc-mini .in b{color:var(--ink);font-variant-numeric:tabular-nums}
.calc-mini .out{font-size:40px;font-weight:700;line-height:1.2;color:var(--navy);font-variant-numeric:tabular-nums}

/* ---------- 記事（授業） ---------- */
.art .wrap{padding-block:32px 64px;max-width:1080px}
.art .wrap:has(.side-col){display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:48px}
.main{min-width:0;max-width:720px}
.crumb{font-size:13px;color:var(--mute);margin-bottom:16px}
.crumb a:hover{color:var(--brand-d);text-decoration:underline}
.main h1{font-size:34px;line-height:1.45;font-weight:700;letter-spacing:-.01em;margin:12px 0 14px;color:var(--navy)}
.meta{display:flex;align-items:center;gap:6px 14px;flex-wrap:wrap;font-size:13.5px;color:var(--mute)}
.meta .av{width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700}
.hero-img{margin:24px 0 28px;border-radius:16px;overflow:hidden;border:1px solid var(--line)}
.hero-img img{width:100%}
.hero-img.is-photo img{aspect-ratio:3/2;object-fit:cover;height:auto}
.mtoc{display:none}
.entry > p{margin:0 0 1.3em;font-size:17px;line-height:1.95;letter-spacing:.02em}
.entry > p:first-child{font-size:18px;line-height:1.9}
.entry a{color:var(--brand-d);text-decoration:underline;text-underline-offset:3px}
.entry li{font-size:16.5px;line-height:1.85}
.entry h2{font-size:24px;font-weight:700;line-height:1.5;margin:56px 0 18px;display:flex;gap:12px;align-items:baseline;color:var(--navy)}
.entry h2 small{font-size:14px;font-weight:700;color:var(--c,var(--brand-d));font-variant-numeric:tabular-nums}
.entry h3{font-size:18px;font-weight:700;margin:28px 0 8px}
.entry .wp-block-table{border:1px solid var(--line);border-radius:14px;overflow:auto;margin:8px 0 28px;background:#fff}
.entry table{min-width:520px}
.entry th,.entry td{padding:12px 16px;text-align:left;font-size:15px;border:0;border-bottom:1px solid var(--line);white-space:nowrap}
.entry thead th{background:#F8FAFC;font-size:13px;color:var(--mute);font-weight:700}
.entry .wp-block-table thead{border-bottom:0}
.entry .wp-block-table td,.entry .wp-block-table th{border-color:var(--line)}
.entry tbody tr:last-child td{border-bottom:0}
.entry .has-text-align-right{text-align:right}
.entry figure{margin-inline:0}
/* 記事の枠（ブロックスタイル） */
.is-style-ms-core{background:color-mix(in srgb,var(--c,var(--brand)) 7%,#fff);border-radius:16px;padding:20px 24px;margin:0 0 40px}
.is-style-ms-core::before{content:"この授業のポイント";display:block;font-size:14px;font-weight:700;color:color-mix(in srgb,var(--c,var(--brand)) 80%,#000)}
.is-style-ms-core ol,.is-style-ms-core ul{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:8px}
.is-style-ms-core li{display:grid;grid-template-columns:22px 1fr;gap:10px;font-size:16.5px;line-height:1.7}
.is-style-ms-core li::before{content:"";width:20px;height:20px;margin-top:3px;background:var(--c,var(--brand));-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='m8 12 3 3 5-6'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath d='m8 12 3 3 5-6'/%3E%3C/svg%3E") center/contain no-repeat}
.is-style-ms-memo{border-left:3px solid var(--c,var(--brand));background:#fff;border-radius:0 12px 12px 0;padding:14px 20px;margin:0 0 32px;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.is-style-ms-memo::before{content:"編集部メモ";display:block;font-size:13px;font-weight:700;color:color-mix(in srgb,var(--c,var(--brand)) 80%,#000)}
.is-style-ms-memo p{margin:4px 0 0;font-size:15.5px}
.is-style-ms-matome{border:1px solid var(--line);background:#fff;border-radius:16px;padding:20px 24px;margin:40px 0}
.is-style-ms-matome::before{content:"大事なまとめ";display:block;font-size:16px;font-weight:700;color:var(--navy)}
.is-style-ms-matome ul{margin:8px 0 0;padding-left:1.2em}
.toolcard{display:grid;grid-template-columns:1fr auto;gap:8px 20px;align-items:center;background:var(--orange-l);border:1px solid #FBD9B5;border-radius:18px;padding:22px 24px;margin:8px 0 36px}
.toolcard em{font-style:normal;font-size:13px;color:var(--orange-d);font-weight:700}
.toolcard strong{display:block;font-size:34px;font-weight:700;line-height:1.2;font-variant-numeric:tabular-nums;color:var(--navy)}
.toolcard span{font-size:14px;color:var(--sub)}
.toolcard a{background:var(--btn);color:#fff;border-radius:999px;padding:11px 22px;font-weight:700;font-size:17px;white-space:nowrap}
.toolcard a:hover{background:var(--btn-h)}
.rel-h{font-size:21px;font-weight:700;margin:48px 0 16px;color:var(--navy)}
.src{font-size:13px;color:var(--mute);border-top:1px solid var(--line);padding-top:16px;margin-top:40px;overflow-wrap:anywhere}
.src a{text-decoration:underline}
.src ul{margin:6px 0 0;padding-left:1.2em}
.side-col{position:relative}
.side{position:sticky;top:100px;display:grid;gap:16px}
.toc,.sidedata{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px}
.toc b,.sidedata b{font-size:13px;color:var(--mute)}
.toc ol{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:2px}
.toc a{display:block;font-size:14px;line-height:1.5;padding:6px 10px;border-radius:8px;color:var(--sub)}
.toc a:hover{background:#F1F5F9}
.toc a.on{background:color-mix(in srgb,var(--c,var(--brand)) 10%,#fff);color:var(--ink);font-weight:700}
.sidedata{display:grid;gap:4px}
.sidedata a{display:flex;justify-content:space-between;font-size:14px;padding:5px 0;border-top:1px solid var(--line)}
.sidedata a span{color:var(--mute);font-variant-numeric:tabular-nums}
.sidedata a.more{justify-content:flex-start;color:var(--brand-d);font-weight:700}

/* ---------- 図書館・実験室・固定ページ（page2 を使うテンプレート） ---------- */
.page2{background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px 44px;max-width:820px;margin-inline:auto}
.page2 h1{font-size:32px;line-height:1.45;font-weight:700;margin:10px 0 12px;color:var(--navy)}
.h1-sub{display:block;font-size:14px;font-weight:500;color:var(--mute);margin-top:4px}
.subj-band{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:color-mix(in srgb,var(--c) 75%,#000);background:color-mix(in srgb,var(--c) 10%,#fff);border-radius:999px;padding:3px 12px 3px 8px}
.subj-band svg{width:18px;height:18px;color:var(--c)}
.answer{font-size:18px;font-weight:700;margin:12px 0 20px}
.spec-wrap{display:grid;grid-template-columns:minmax(0,1fr) 150px;gap:24px;align-items:center}
.spec{border:1px solid var(--line);border-radius:14px;overflow:hidden;border-collapse:separate;border-spacing:0}
.spec th,.spec td{padding:11px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:15px;vertical-align:top}
.spec tr:last-child th,.spec tr:last-child td{border-bottom:0}
.spec th{width:10em;color:var(--mute);font-weight:500;background:#F8FAFC;white-space:nowrap}
.spec td.n{font-weight:700}
.one-coin{margin:0;display:grid;place-items:center}
.one-coin svg{width:130px;height:auto}
.lib-p{font-size:16.5px;line-height:1.9;margin:0 0 14px}
.lib .spec,.lib .spec-wrap-list{margin-bottom:14px}
.quote{margin:4px 0 16px;padding:12px 18px;background:#F8FAFC;border-left:3px solid var(--c,var(--brand));border-radius:0 10px 10px 0;font-size:15.5px}
.quote cite{display:block;font-style:normal;font-size:12.5px;color:var(--mute);margin-top:4px}
.tech{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:6px 0 10px;font-size:15px}
.tech dt{font-weight:700;white-space:nowrap}
.tech dd{margin:0;color:var(--sub)}
@media (max-width:720px){.tech{grid-template-columns:1fr;gap:2px}.tech dd{margin-bottom:8px}}
.chips-row{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px}
.chip-n{display:inline-flex;gap:6px;align-items:baseline;background:#F1F5F9;border-radius:999px;padding:4px 12px;font-size:14px}
.chip-n b{font-weight:700}
.timeline{list-style:none;margin:6px 0 14px;padding:0 0 0 18px;border-left:2px solid var(--line);display:grid;gap:10px}
.timeline li{position:relative;display:grid;grid-template-columns:4.5em 1fr;gap:10px;font-size:15px}
.timeline li::before{content:"";position:absolute;left:-25px;top:8px;width:10px;height:10px;border-radius:50%;background:var(--c,var(--brand))}
.timeline b{font-variant-numeric:tabular-nums}
.duo-list{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:14px;margin:6px 0 14px}
.duo-list > div{background:#F8FAFC;border-radius:14px;padding:14px 16px}
.duo-list b{font-size:14px;color:var(--navy)}
.duo-list ul{margin:6px 0 0;padding-left:1.1em;font-size:15px;line-height:1.8}
@media (max-width:720px){.duo-list{grid-template-columns:1fr}.timeline li{grid-template-columns:1fr;gap:0}}
.lib-h{font-size:21px;font-weight:700;margin:40px 0 14px;color:var(--navy)}
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;font-variant-numeric:tabular-nums}
.facts > div{background:color-mix(in srgb,var(--c) 7%,#fff);border-radius:14px;padding:14px 16px;display:grid;gap:2px;align-content:start}
.facts b{font-size:26px;font-weight:700;line-height:1.3;color:var(--navy)}
.facts span{font-size:13.5px;color:var(--sub);line-height:1.6}
.fig{margin:12px 0 18px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;overflow-x:auto}
.fig svg{display:block;width:100%;height:auto;min-width:480px}
.fig .note-svg{max-width:460px;min-width:0}
.spec-list.wrap{min-width:0}
.spec-list.wrap td,.spec-list.wrap th{white-space:normal;vertical-align:top}
.spec-list.wrap td:first-child{white-space:nowrap}
.fig figcaption{font-size:12.5px;color:var(--mute);margin-top:6px}
.entry.plain p{font-size:16.5px;line-height:1.9;margin:0 0 1em}
.asof{font-size:12.5px;color:var(--mute);margin:6px 0 0}
.rel2{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.rel2 a{display:grid;gap:4px;border:1px solid var(--line);border-radius:14px;padding:12px 14px;background:#fff;transition:transform .15s ease,box-shadow .15s ease}
.rel2 a:hover{transform:translateY(-2px);box-shadow:var(--sh)}
.rel2 span{font-size:12px;color:var(--mute)}
.rel2 b{font-size:14.5px;line-height:1.5}
.spec-wrap-list{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:#fff}
.spec-list{min-width:560px}
.spec-list th,.spec-list td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;font-size:15px;white-space:nowrap}
.spec-list tbody tr:last-child td{border-bottom:0}
.spec-list thead th{background:#F8FAFC;font-size:13px;color:var(--mute)}
.spec-list td.n,.spec-list th.n{text-align:right}
.spec-list a{color:var(--brand-d);font-weight:700}
.spec-list tr.on td{background:color-mix(in srgb,var(--c) 10%,#fff);font-weight:700}
.page2.tool .spec-list{min-width:360px}
/* 実験室の計算機 */
.calc-form{display:grid;grid-template-columns:minmax(0,1fr);gap:10px;background:#F8FAFC;border-radius:16px;padding:20px 22px;margin:18px 0}
.f-label{font-size:13.5px;font-weight:700;color:var(--sub);padding:0}
.f-yen{display:flex;align-items:center;gap:8px;max-width:440px}
.f-yen input{flex:1;min-width:0;font:inherit;font-size:26px;font-weight:700;padding:8px 14px;border:1px solid var(--line);border-radius:12px;background:#fff;text-align:right;font-variant-numeric:tabular-nums;color:var(--navy)}
.f-yen span{font-size:18px;font-weight:700}
.presets{display:flex;flex-wrap:wrap;gap:6px}
.presets button{font:inherit;font-size:13.5px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:4px 14px;cursor:pointer;color:var(--sub)}
.presets button:hover{border-color:var(--btn);color:var(--brand-d)}
.kinds{border:0;margin:6px 0 0;padding:0;min-width:0;min-inline-size:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(118px,1fr));gap:8px}
.kinds legend{margin-bottom:6px}
.kind{position:relative}
.kind input{position:absolute;opacity:0}
.kind span{display:grid;background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 12px;cursor:pointer;font-weight:700;font-size:15px}
.kind small{font-weight:500;font-size:12px;color:var(--mute)}
.kind input:checked + span{border:2px solid var(--btn);background:var(--brand-l);padding:7px 11px}
.kind input:focus-visible + span{outline:2px solid var(--btn);outline-offset:2px}
.result{background:var(--orange-l);border:1px solid #FBD9B5;border-radius:18px;padding:18px 22px;display:grid;gap:6px}
.r-main{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;font-variant-numeric:tabular-nums}
.r-main b{font-size:44px;font-weight:700;line-height:1.2;color:var(--navy)}
.r-row{display:flex;align-items:baseline;gap:10px;font-variant-numeric:tabular-nums}
.r-row b{font-size:22px}
.r-l{font-size:13px;font-weight:700;color:var(--orange-d);min-width:3em}
.r-s{font-size:14px;color:var(--sub)}
.r-how,.r-rest{margin:4px 0 0;font-size:14px;color:var(--sub)}
.r-rest{color:var(--red)}
.r-link{margin:6px 0 0;font-weight:700;font-size:14.5px}
.r-link a{color:var(--brand-d);text-decoration:underline}
/* 一覧（教科・図書館・実験室・検索） */
.subj-head{background:#fff;border-bottom:1px solid var(--line)}
.subj-head .wrap{padding-block:36px;display:grid;grid-template-columns:auto 1fr;gap:6px 18px;align-items:center}
.subj-head svg{width:56px;height:56px;padding:12px;border-radius:16px;color:var(--c);background:color-mix(in srgb,var(--c) 12%,#fff);grid-row:span 2}
.subj-head .no{font-size:13px;font-weight:700;color:color-mix(in srgb,var(--c) 75%,#000)}
.subj-head h1{font-size:30px;font-weight:700;color:var(--navy)}
.subj-head p{grid-column:2;margin:0;color:var(--sub)}
.lessons{display:grid;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.lesson{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;padding:16px 18px;border-bottom:1px solid var(--line)}
.lesson:last-child{border-bottom:0}
.lesson .t{font-weight:700}
.lesson .k{font-size:12.5px;color:var(--mute);white-space:nowrap}
.lesson:hover{background:#F8FAFC}
.search{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden;max-width:480px;background:#fff;margin:16px 0}
.search input{flex:1;min-width:0;border:0;padding:10px 16px;font:inherit}
.search button{border:0;background:var(--btn);color:#fff;font:inherit;font-weight:700;padding:10px 20px;cursor:pointer}
.nav-links{display:flex;gap:8px;margin-top:20px}
.page-numbers{padding:6px 12px;border-radius:8px;background:#fff;border:1px solid var(--line)}
.page-numbers.current{background:var(--btn);color:#fff;border-color:var(--btn)}

@media (max-width:900px){
  .art .wrap:has(.side-col){grid-template-columns:1fr}
  .side-col{display:none}
  .mtoc{display:block;margin:0 0 28px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 16px}
  .mtoc summary{font-size:14px;font-weight:700;cursor:pointer}
  .mtoc ol{margin:8px 0 0;padding-left:1.3em;font-size:14.5px}
  .mtoc a{color:var(--brand-d)}
}
@media (max-width:720px){
  .wrap{padding-inline:18px}
  .gnav,.hsearch{display:none}
  .hero .wrap,.duo{grid-template-columns:1fr}
  .hero .wrap{padding-block:36px 32px;gap:28px}
  .hero h1{font-size:30px}
  .hero h1 em{white-space:normal}
  .hero-sub{font-size:15.5px}
  .nc-num{font-size:48px}
  .subjects{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .subj{grid-template-columns:1fr;padding:14px}
  .subj .ic{grid-row:auto;width:38px;height:38px}
  .subj .ds{display:none}
  .cards,.cards.two-col,.rel2,.facts{grid-template-columns:1fr}
  .sec-h h2{font-size:21px}
  .art .wrap{padding-block:20px 40px}
  .main h1{font-size:25px}
  .entry > p{font-size:16.5px}
  .entry h2{font-size:21px;margin-top:44px}
  .toolcard{grid-template-columns:1fr}
  .toolcard strong{font-size:28px}
  .page2{padding:22px 16px;border-radius:16px}
  .page2 h1{font-size:24px}
  .spec-wrap{grid-template-columns:1fr}
  .one-coin{display:none}
  .calc-form{padding:14px 12px}
  .kinds{grid-template-columns:repeat(2,minmax(0,1fr))}
  .r-main b{font-size:34px}
  .page2.tool .spec-list{min-width:0}
  .page2.tool .spec-list th,.page2.tool .spec-list td{padding:8px 6px;font-size:14px}
  .subj-head h1{font-size:24px}
  /* 本文の表：文字のセルは折り返して画面幅に収める。数字（右寄せ）のセルは折り返さない。収まらない表は枠の中で横に動かす */
  .entry table{min-width:0;width:100%}
  .entry th,.entry td{white-space:normal;word-break:keep-all;overflow-wrap:anywhere;padding:10px 10px;font-size:14px}
  .entry td.has-text-align-right,.entry td:first-child{white-space:nowrap}
}
@media (prefers-reduced-motion:reduce){.subj,.card,.rel2 a{transition:none}.subj:hover,.card:hover,.rel2 a:hover{transform:none}}
/* お問い合わせフォーム（Contact Form 7） */
.wpcf7 fieldset.hidden-fields-container{border:0;margin:0;padding:0}
.wpcf7 form p{margin:0 0 18px}
.wpcf7 label{display:block;font-weight:700;font-size:15px;color:var(--ink)}
.wpcf7 input[type=text],.wpcf7 input[type=email],.wpcf7 textarea{display:block;width:100%;box-sizing:border-box;margin-top:6px;font:inherit;font-size:16px;font-weight:400;padding:10px 12px;border:1px solid #B8C2CC;border-radius:10px;background:#fff;color:var(--ink)}
.wpcf7 textarea{height:200px;min-height:140px;resize:vertical}
.wpcf7 input:focus,.wpcf7 textarea:focus{outline:2px solid var(--btn);outline-offset:1px;border-color:var(--btn)}
.wpcf7 .wpcf7-acceptance label{font-weight:400;display:flex;gap:8px;align-items:center}
.wpcf7 .wpcf7-acceptance input{width:18px;height:18px}
.wpcf7 input[type=submit]{background:var(--btn);color:#fff;border:0;border-radius:999px;padding:12px 32px;font:inherit;font-size:17px;font-weight:700;cursor:pointer}
.wpcf7 input[type=submit]:disabled{opacity:.5;cursor:not-allowed}
.wpcf7 .wpcf7-not-valid-tip{color:#B42318;font-size:14px;font-weight:400;margin-top:4px}
.wpcf7 form .wpcf7-response-output{margin:16px 0 0;padding:12px 14px;border-radius:10px;font-size:15px}

/* 図書館：硬貨の年号別製造枚数（page-coin-seizou.php・ms_mintage_tables） */
.mint-nav{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 22px}
.mint-nav a{border:1px solid var(--line);border-radius:999px;padding:6px 16px;background:#fff;font-weight:700;color:var(--navy);font-size:15px}
.mint-nav a:hover{border-color:var(--brand)}
.mint{scroll-margin-top:84px;margin:0 0 30px}
.entry .mint h3{margin:0 0 10px}
.mint-wrap{border:1px solid var(--line);border-radius:14px;overflow:auto;background:#fff}
.entry .mint-t{min-width:0;width:100%}
.mint-t caption{caption-side:top;text-align:left;padding:10px 16px;font-size:13.5px;color:var(--sub);border-bottom:1px solid var(--line)}
.entry .mint-t thead th{color:var(--sub);vertical-align:bottom;line-height:1.4}
.entry .mint-t th small,.entry .mint-t td small{display:block;font-size:12px;font-weight:400;color:var(--sub)}
.entry .mint-t tbody th{font-weight:700;font-size:14.5px;line-height:1.35;padding-top:8px;padding-bottom:8px}
.entry .mint-t td{padding-top:8px;padding-bottom:8px}
.entry .mint-t .n{text-align:right}
.entry .mint-t td.zero{background:#FFF7E0;font-weight:700}
.entry .mint-t tfoot th,.entry .mint-t tfoot td{border-top:2px solid var(--line);font-weight:700;background:#F8FAFC;border-bottom:0}
.mint-to{margin:8px 0 0;font-size:15px}
.mint-note{font-size:14.5px;color:var(--ink);margin:4px 0 28px}
@media (max-width:720px){
  .entry .mint-t th,.entry .mint-t td{padding:8px 8px;font-size:14px}
  .entry .mint-t th:first-child{padding-left:12px}
  .entry .mint-t td:last-child,.entry .mint-t thead th:last-child{padding-right:12px}
}

/* 図書館：記念貨幣の一覧（page-kinen-ichiran.php・ms_kinen_list） */
.kn [hidden]{display:none!important}
.kn-tools{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:flex-end;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px 14px;margin:8px 0 14px}
.kn-tools label{display:grid;gap:4px;font-size:14px;font-weight:700;color:var(--ink)}
.kn-tools input,.kn-tools select{font:inherit;font-size:16px;font-weight:400;border:1px solid #C9D2DE;border-radius:10px;padding:8px 10px;background:#fff;color:var(--ink);min-width:0}
.kn-tools input{width:16em;max-width:100%}
.kn-count{margin:0;font-size:14px;color:var(--ink);flex-basis:100%}
.kn-unit{font-size:14.5px;color:var(--ink);margin:0 0 14px}
.kn-y{scroll-margin-top:84px;margin:0 0 22px}
.entry .kn-y h3{margin:0 0 8px;display:flex;align-items:baseline;gap:8px}
.entry .kn-y h3 small{font-size:14px;font-weight:400;color:var(--sub)}
.entry .kn-list{list-style:none;margin:0;padding:0;border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden}
.entry .kn-list li{margin:0;padding:10px 14px;border-top:1px solid var(--line);display:grid;gap:2px}
.entry .kn-list li:first-child{border-top:0}
.entry .kn-list li b{font-weight:700;font-size:15.5px;line-height:1.5}
.entry .kn-list li span{font-size:14.5px;color:var(--ink);font-variant-numeric:tabular-nums}
.entry .kn-list li i{font-style:normal;color:var(--sub);margin:0 4px}
.kn-plan{font-style:normal;font-size:12px;font-weight:700;color:#7A4B00;background:#FFF1D6;border:1px solid #F0C774;border-radius:6px;padding:1px 6px;white-space:nowrap;vertical-align:1px}