/*
Theme Name: Kujo Hiyou Navi
Theme URI: https://kujo-hiyou.com/
Author: 駆除費用ナビ
Description: 害獣駆除の費用比較メディア「駆除費用ナビ」専用の軽量カスタムテーマ。目次自動生成・構造化データ・CTAショートコードを内蔵し、プラグイン依存を最小化します。
Version: 2.0.0
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: kujohiyou
*/

/* ===== Design Tokens ===== */
:root{
  --ink:#22201d;
  --sub:#5f5a54;
  --line:#e2ddd5;
  --bg:#faf8f5;
  --card:#ffffff;
  --brand:#2f6b4f;
  --brand-dk:#245640;
  --brand-lt:#f2f5f3;
  --cta:#e8862a;
  --cta-dk:#c26a15;
  --cta-bg:#fff6ec;
  --alert:#b4472f;
  --radius:6px;
  --wrap:740px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Hiragino Kaku Gothic ProN","Yu Gothic","Noto Sans JP",-apple-system,BlinkMacSystemFont,sans-serif;
  line-height:1.9;font-size:16px;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-dk)}
a:focus-visible,button:focus-visible{outline:3px solid var(--cta);outline-offset:2px}

/* ===== Layout ===== */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.site-main{padding-bottom:80px}

/* ===== Header ===== */
.site-header{background:var(--card);border-bottom:3px solid var(--brand);position:sticky;top:0;z-index:50}
.header-inner{max-width:var(--wrap);margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.site-title{margin:0;font-size:20px;font-weight:800;letter-spacing:-.01em;line-height:1.3}
.site-title a{color:var(--ink);text-decoration:none}
.site-tagline{margin:2px 0 0;font-size:11.5px;color:var(--sub);line-height:1.4}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:4px;padding:8px 10px;font-size:13px;cursor:pointer}
.site-nav ul{display:flex;gap:18px;list-style:none;margin:0;padding:0;font-size:14px;font-weight:600}
.site-nav a{color:var(--ink);text-decoration:none}
.site-nav a:hover{color:var(--brand)}

/* ===== Breadcrumb ===== */
.crumb{font-size:12px;color:var(--sub);padding:14px 0 0}
.crumb a{color:var(--sub);text-decoration:none}
.crumb a:hover{text-decoration:underline}
.crumb span[aria-current]{color:var(--ink)}

/* ===== Post head ===== */
.post-head{padding:12px 0 22px;border-bottom:3px solid var(--brand)}
.cat-label{display:inline-block;background:var(--brand);color:#fff;font-size:12px;letter-spacing:.06em;padding:4px 12px;border-radius:2px;font-weight:700;text-decoration:none}
.entry-title{font-size:27px;line-height:1.5;margin:14px 0 12px;font-weight:800}
.post-meta{font-size:13px;color:var(--sub);display:flex;gap:16px;flex-wrap:wrap;margin:0}

/* ===== Author box ===== */
.author-box{display:flex;gap:12px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 16px;margin:18px 0;font-size:13px;color:var(--sub)}
.author-box b{color:var(--ink);font-size:14px;display:block;margin-bottom:2px}

/* ===== TOC ===== */
.toc{background:var(--card);border:2px solid var(--line);border-radius:8px;padding:20px 24px;margin:28px 0}
.toc-title{font-weight:800;font-size:16px;margin:0 0 12px;text-align:center;color:var(--brand-dk)}
.toc ol{margin:0;padding-left:22px;font-size:14.5px}
.toc > ol > li{margin-bottom:7px}
.toc ol ol{margin:6px 0 0;font-size:13.5px;color:var(--sub)}
.toc a{color:var(--ink);text-decoration:none;border-bottom:1px dotted #bbb}
.toc a:hover{color:var(--brand)}

/* ===== Entry content ===== */
.entry-content h2{
  font-size:22px;line-height:1.5;margin:52px 0 20px;padding:14px 16px;font-weight:800;
  background:var(--card);border-left:6px solid var(--brand);border-radius:0 4px 4px 0;
  box-shadow:0 1px 3px rgba(0,0,0,.05);scroll-margin-top:80px;
}
.entry-content h3{
  font-size:18px;margin:34px 0 12px;padding:0 0 8px 16px;font-weight:700;
  border-bottom:2px dotted var(--line);position:relative;scroll-margin-top:80px;
}
.entry-content h3::before{content:"";position:absolute;left:0;top:.55em;width:8px;height:8px;background:var(--cta);border-radius:50%}
.entry-content h4{font-size:16.5px;margin:26px 0 10px;font-weight:700;color:var(--brand-dk)}
.entry-content p{margin:0 0 18px}
.entry-content strong{font-weight:700}
.entry-content mark{background:linear-gradient(transparent 60%,#ffe9a8 60%);padding:0 2px}

/* ===== Table ===== */
.entry-content .table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:22px 0}
.entry-content table{width:100%;border-collapse:collapse;font-size:15px;background:var(--card);box-shadow:0 1px 3px rgba(0,0,0,.06);min-width:480px}
.entry-content th,.entry-content td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
.entry-content thead th{background:var(--brand);color:#fff;font-weight:700;text-align:center;font-size:14px}
.entry-content tbody tr:nth-child(even){background:#f7f5f1}
.entry-content tbody td:first-child{font-weight:700;background:#f2efe9}

/* ===== Lists ===== */
.entry-content ul,.entry-content ol{margin:0 0 20px;padding:18px 20px 18px 40px;background:var(--card);border:1px solid var(--line);border-radius:4px}
.entry-content li{margin-bottom:8px}
.entry-content li:last-child{margin-bottom:0}

/* ===== CTA ===== */
.cta-box{background:var(--cta-bg);border:2px solid var(--cta);border-radius:8px;padding:26px 24px;margin:40px 0}
.cta-title{font-size:19px;font-weight:800;color:#8a4a12;margin:0 0 12px;line-height:1.5}
.cta-box ul{background:var(--card);border:none;margin:16px 0;padding:16px 18px 16px 36px}
.cta-box strong{color:#c2591a}
.cta-btn{margin:20px 0 0;text-align:center}
.cta-btn a{
  display:block;background:linear-gradient(180deg,#f29a3d,var(--cta));color:#fff;font-weight:800;
  font-size:18px;text-decoration:none;padding:18px 20px;border-radius:var(--radius);
  box-shadow:0 4px 0 var(--cta-dk);transition:transform .15s,box-shadow .15s;
}
.cta-btn a:hover{transform:translateY(2px);box-shadow:0 2px 0 var(--cta-dk)}
.cta-note{font-size:12px;color:var(--sub);text-align:center;margin:10px 0 0}

/* ===== Reference / Law boxes ===== */
.ref-box{background:var(--brand-lt);border-left:4px solid var(--brand);padding:12px 16px;margin:16px 0 22px;font-size:13px}
.ref-box ul{background:none;border:none;padding:0;margin:0;list-style:none}
.ref-box li{margin-bottom:6px;color:var(--sub)}
.ref-box li:last-child{margin-bottom:0}
.ref-box a{color:var(--brand-dk);font-weight:600}
.law-box{background:#fdf3f1;border:2px solid var(--alert);border-radius:var(--radius);padding:18px 20px;margin:26px 0}
.law-box .law-title{font-weight:800;color:var(--alert);margin:0 0 8px;font-size:16px}
.law-box p:last-child{margin-bottom:0}

/* ===== Related / internal links ===== */
.related{margin-top:48px;border-top:2px solid var(--line);padding-top:28px}
.related h2{font-size:19px;margin:0 0 16px;font-weight:800}
.related-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.related-list a{display:flex;gap:14px;align-items:center;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:12px 14px;text-decoration:none;color:var(--ink);font-weight:600;font-size:15px;line-height:1.6;
  transition:border-color .15s}
.related-list a:hover{border-color:var(--brand);color:var(--brand-dk)}
.rel-thumb{flex:0 0 108px;aspect-ratio:1200/630;overflow:hidden;border-radius:4px;background:#f0ece5}
.rel-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.rel-title{flex:1}
@media(max-width:600px){
  .rel-thumb{flex:0 0 84px}
  .related-list a{font-size:14px}
}

/* ===== Archive / card list ===== */
.page-title{font-size:24px;font-weight:800;margin:28px 0 8px}
.page-desc{color:var(--sub);font-size:14.5px;margin:0 0 24px}
.card-list{display:grid;gap:16px;padding:0;margin:0;list-style:none}
.card{background:var(--card);border:1px solid var(--line);border-radius:8px;overflow:hidden;transition:border-color .15s}
.card:hover{border-color:var(--brand)}
.card a{display:block;text-decoration:none;color:var(--ink)}
.card-thumb{position:relative;aspect-ratio:1200/630;overflow:hidden;background:#f0ece5}
.card-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .35s ease}
.card:hover .card-thumb img{transform:scale(1.04)}
.card-body{padding:16px 20px 20px}
.card .card-cat{display:inline-block;background:var(--brand-lt);color:var(--brand-dk);font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:2px;margin-bottom:8px}
.card h2{font-size:18px;line-height:1.6;margin:0 0 8px;font-weight:700}
.card:hover h2{color:var(--brand-dk)}
.card .card-excerpt{font-size:13.5px;color:var(--sub);margin:0;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 記事が増えたら2カラムに */
@media(min-width:720px){
  .card-list{grid-template-columns:repeat(2,1fr)}
  .card-list .card:first-child:last-child{grid-column:1 / -1}
  .card-list .card:first-child:last-child .card-thumb{aspect-ratio:1200/500}
}

/* ===== Pagination ===== */
.pagination{display:flex;gap:8px;justify-content:center;margin:40px 0;flex-wrap:wrap}
.pagination .page-numbers{display:inline-block;padding:9px 14px;background:var(--card);border:1px solid var(--line);border-radius:4px;text-decoration:none;font-size:14px;font-weight:600;color:var(--ink)}
.pagination .page-numbers.current{background:var(--brand);color:#fff;border-color:var(--brand)}

/* ===== Footer ===== */
.site-footer{background:var(--brand-dk);color:#dfe8e3;padding:36px 0 28px;font-size:13.5px}
.site-footer a{color:#fff;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.footer-nav{list-style:none;display:flex;gap:20px;flex-wrap:wrap;padding:0;margin:0 0 18px;justify-content:center}
.footer-note{text-align:center;margin:0 0 8px;line-height:1.8;opacity:.85}
.copyright{text-align:center;margin:0;font-size:12px;opacity:.7}

/* ===== Skip link ===== */
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:8px;top:8px;z-index:100;background:#fff;padding:10px 16px;border-radius:4px}

/* ===== Responsive ===== */
@media(max-width:768px){
  .nav-toggle{display:block}
  .site-nav{display:none;width:100%;order:3}
  .site-nav.is-open{display:block}
  .site-nav ul{flex-direction:column;gap:0;border-top:1px solid var(--line);margin-top:12px}
  .site-nav li{border-bottom:1px solid var(--line)}
  .site-nav a{display:block;padding:12px 2px}
  .header-inner{flex-wrap:wrap}
}
@media(max-width:600px){
  body{font-size:15.5px}
  .wrap{padding:0 16px}
  .entry-title{font-size:22px}
  .entry-content h2{font-size:19px;margin:40px 0 16px}
  .entry-content h3{font-size:16.5px}
  .entry-content table{font-size:13.5px}
  .entry-content th,.entry-content td{padding:9px 10px}
  .cta-box{padding:20px 16px}
  .cta-btn a{font-size:16.5px;padding:16px 14px}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* ===== Search form ===== */
.search-form{display:flex;gap:8px;margin:20px 0}
.search-form input[type="search"]{flex:1;padding:11px 14px;border:1px solid var(--line);border-radius:var(--radius);font-size:15px;background:var(--card)}
.search-form button{padding:11px 20px;background:var(--brand);color:#fff;border:none;border-radius:var(--radius);font-weight:700;cursor:pointer;font-size:15px}
.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ===== Lead (導入文) ===== */
.entry-lead{margin-bottom:8px}
.entry-lead p:last-child{margin-bottom:0}
figure.eyecatch{margin:22px 0 8px}
figure.eyecatch img{border-radius:8px;width:100%;box-shadow:0 2px 10px rgba(0,0,0,.08)}

/* ===== 記事内の図解・画像（横幅いっぱい） ===== */
.entry-content figure{margin:28px 0}
.entry-content figure.art{margin:28px 0}
.entry-content figure img,
.entry-content img{width:100%;height:auto;display:block;border-radius:6px}
.entry-content figcaption{font-size:13px;color:var(--sub);text-align:center;margin-top:10px;line-height:1.7}

/* 本文幅を超えて画面いっぱいに広げたい場合はこのクラスを付ける */
.entry-content figure.full{
  width:100vw;max-width:100vw;
  margin-left:calc(50% - 50vw);margin-right:calc(50% - 50vw);
}
.entry-content figure.full img{border-radius:0}

/* WordPressブロックエディタの画像も同様に */
.entry-content .wp-block-image{margin:28px 0}
.entry-content .wp-block-image img{width:100%;height:auto}

@media(max-width:600px){
  .entry-content figure{margin:22px 0}
  .entry-content figure img,.entry-content img{border-radius:4px}
}