/*
Theme Name: media-base
Theme URI: https://example.com/media-base
Author: Owned Media
Author URI: https://example.com
Description: オウンドメディア運用のためのオリジナルWordPress親テーマ。紙っぽいベージュ背景に深緑の文字、苔色とテラコッタのアクセント。「点検・診断」を連想させる几帳面なデザイン。SEO機能内蔵。子テーマ media-base-child でのカスタマイズを想定。
Version: 0.2.0
Requires at least: 6.0
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: media-base
Tags: blog, news, two-columns, custom-logo, custom-menu, featured-images, translation-ready
*/

/* =========================================================
   カラー変数・基本設定
   ※ 実際の色はカスタマイザーの値で :root を上書き(inc/customizer.php)
   ========================================================= */
:root{
  /* カスタマイザー「カラー」で変更可(初期値はすべて白または黒) */
  --paper:#FFFFFF;        /* 背景色 */
  --ink:#000000;          /* テキスト色(汎用) */
  --header-bg:#FFFFFF;    /* ヘッダー背景 */
  --header-text:#000000;  /* ヘッダーテキスト */
  --footer-bg:#000000;    /* フッター背景 */
  --footer-text:#FFFFFF;  /* フッターテキスト */
  --main:#000000;         /* メインカラー */
  --accent:#000000;       /* アクセントカラー */
  --moss:var(--main);     /* 後方互換エイリアス */
  --clay:var(--accent);   /* 後方互換エイリアス */
  /* 派生色: 背景色・テキスト色から自動生成し、色を変えても破綻しないようにする */
  --paper-deep:color-mix(in srgb, var(--paper) 92%, var(--ink));  /* 一段濃い背景(表ヘッダ/入力欄/吹き出し等) */
  --ink-soft:color-mix(in srgb, var(--ink) 62%, var(--paper));    /* 補助テキスト */
  --line:color-mix(in srgb, var(--paper) 76%, var(--ink));        /* 罫線 */
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{
  font-family:"Zen Kaku Gothic New","Noto Sans JP",sans-serif;
  background:var(--paper);
  color:var(--ink);
  line-height:1.7;
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;height:auto;}
.inner{max-width:var(--max);margin:0 auto;padding:0 28px;}
ul{list-style:none;}
.screen-reader-text{
  position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);
  white-space:nowrap;border:0;padding:0;margin:-1px;
}
.skip-link{position:absolute;left:-9999px;top:0;}
.skip-link:focus{left:8px;top:8px;background:var(--ink);color:var(--paper);padding:8px 14px;z-index:1000;}

/* =========================================================
   見出しの下に付く「定規の目盛り」ライン(計測・精査のモチーフ)
   ========================================================= */
.ruler{
  width:100%;height:6px;
  margin:10px 0 24px;
  background-image:repeating-linear-gradient(
    to right,
    var(--line) 0, var(--line) 1px,
    transparent 1px, transparent 12px
  );
  background-position:bottom;
  background-size:100% 1px;
  background-repeat:no-repeat;
  position:relative;
}
.ruler::before{
  content:"";
  position:absolute;left:0;bottom:0;
  width:100%;height:1px;
  background:var(--line);
}

.eyebrow{
  display:inline-block;
  font-size:11px;
  letter-spacing:0.18em;
  color:var(--moss);
  font-weight:700;
  margin-bottom:8px;
}
.section-title{
  font-size:22px;
  font-weight:700;
  letter-spacing:0.02em;
}

/* =========================================================
   サムネイル: 隅にインスペクション風のコーナーブラケット
   ========================================================= */
.thumb{
  position:relative;
  aspect-ratio:16/9;
  background:
    repeating-linear-gradient(135deg, var(--paper-deep) 0 2px, var(--paper) 2px 14px);
  border-radius:2px;
  overflow:hidden;
}
.thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.thumb::before,.thumb::after{
  content:"";
  position:absolute;
  width:16px;height:16px;
  border-color:var(--ink);
  opacity:0.35;
  z-index:2;
}
.thumb::before{ top:8px;left:8px; border-top:2px solid var(--ink); border-left:2px solid var(--ink); }
.thumb::after{ bottom:8px;right:8px; border-bottom:2px solid var(--ink); border-right:2px solid var(--ink); }
.thumb-icon{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
}
.thumb-icon svg{width:34px;height:34px;opacity:0.28;}

/* 「検査済みスタンプ」バッジ(このデザインのシグネチャー) */
.stamp{
  position:absolute;
  top:14px;right:14px;
  width:56px;height:56px;
  border-radius:50%;
  border:2px dashed var(--clay);
  color:var(--clay);
  display:flex;align-items:center;justify-content:center;
  text-align:center;
  font-size:10px;
  font-weight:700;
  letter-spacing:0.05em;
  transform:rotate(-14deg);
  background:rgba(240,239,230,0.85);
  line-height:1.3;
  z-index:3;
}

.card-title{font-size:15px;font-weight:700;margin-top:12px;}
.card-meta{font-size:12px;color:var(--ink-soft);margin-top:6px;letter-spacing:0.03em;}

/* =========================================================
   ヘッダー
   ========================================================= */
header.site-header{
  border-bottom:1px solid var(--line);
  padding:22px 0;
  background:var(--header-bg);
  color:var(--header-text);
}
.logo{
  text-align:center;
  font-size:21px;
  font-weight:700;
  letter-spacing:0.08em;
  margin-bottom:14px;
}
.logo span{color:var(--moss);}
.logo img{display:inline-block;width:auto;max-height:56px;}
.global-nav ul{display:flex;justify-content:center;gap:36px;flex-wrap:wrap;}
.global-nav a{font-size:13px;font-weight:700;letter-spacing:0.03em;position:relative;padding-bottom:4px;display:inline-block;}
.global-nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--moss);transition:width .2s;
}
.global-nav a:hover::after,
.global-nav .current-menu-item > a::after{width:100%;}

/* スマホ用ヘッダーバー */
.sp-bar{display:none;align-items:center;justify-content:space-between;}
.sp-bar .sp-btn{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  background:none;border:none;color:var(--header-text);cursor:pointer;
}
.sp-bar .sp-btn svg{width:24px;height:24px;}
.sp-drawer{
  position:fixed;inset:0;background:rgba(38,49,43,0.5);z-index:900;
  opacity:0;visibility:hidden;transition:opacity .2s;
}
.sp-drawer.open{opacity:1;visibility:visible;}
.sp-drawer-inner{
  position:absolute;top:0;left:0;bottom:0;width:78%;max-width:320px;
  background:var(--paper);padding:24px 20px;overflow-y:auto;
  transform:translateX(-100%);transition:transform .25s;
}
.sp-drawer.open .sp-drawer-inner{transform:translateX(0);}
.sp-drawer-inner ul{display:block;}
.sp-drawer-inner li{border-bottom:1px dashed var(--line);}
.sp-drawer-inner a{display:block;padding:14px 4px;font-size:14px;font-weight:700;}
.sp-search-open{display:none;}

section{padding:48px 0;}

/* =========================================================
   おすすめ記事
   ========================================================= */
.pickup-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;}
.pickup-card{position:relative;}

.pickup-slider{display:none;overflow-x:auto;scroll-snap-type:x mandatory;gap:14px;padding-bottom:6px;}
.pickup-slider::-webkit-scrollbar{display:none;}
.slide-card{flex:0 0 78%;scroll-snap-align:start;position:relative;}
.dots{display:none;justify-content:center;gap:6px;margin-top:14px;}
.dot{width:6px;height:6px;border-radius:50%;background:var(--line);border:none;padding:0;cursor:pointer;}
.dot.active{background:var(--moss);}

/* =========================================================
   レイアウト(本体 + サイドバー)
   ========================================================= */
.layout{display:grid;grid-template-columns:1fr 300px;gap:56px;align-items:start;}
.layout.no-sidebar{grid-template-columns:1fr;}

/* 新着記事 */
.new-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:36px 40px;margin-bottom:28px;}

.pagination{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;}
.pagination a, .pagination span{
  min-width:36px;height:36px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:2px;
  font-size:13px;font-weight:700;background:var(--paper);padding:0 10px;
}
.pagination .current{background:var(--ink);color:var(--paper);border-color:var(--ink);}

/* カテゴリセクション */
.category-section{margin-bottom:52px;}
.section-head{display:flex;justify-content:space-between;align-items:baseline;}
.link-more{font-size:12px;font-weight:700;color:var(--moss);white-space:nowrap;letter-spacing:0.02em;}
.link-more::after{content:" →";}
.category-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}

/* =========================================================
   サイドバー
   ========================================================= */
.widget{margin-bottom:36px;}
.widget-title{
  font-size:13px;font-weight:700;letter-spacing:0.1em;color:var(--ink);
  margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid var(--line);
}
.search-box{width:100%;}
.search-box form{position:relative;}
.search-box input[type="search"]{
  width:100%;height:46px;background:var(--paper-deep);border:1px solid var(--line);
  padding:0 46px 0 16px;font-size:13px;color:var(--ink);font-family:inherit;
}
.search-box button{
  position:absolute;right:0;top:0;height:46px;width:46px;border:none;background:none;
  color:var(--ink-soft);cursor:pointer;
}
.rank-item{display:flex;gap:12px;align-items:center;margin-bottom:14px;}
.rank-num{font-size:14px;font-weight:700;color:var(--clay);width:20px;flex-shrink:0;}
.rank-thumb{width:64px;height:46px;flex-shrink:0;aspect-ratio:auto;}
.rank-title{font-size:13px;line-height:1.5;}
.cat-list li{font-size:13px;padding:8px 0;border-bottom:1px dashed var(--line);display:flex;justify-content:space-between;}
.cat-list li:last-child{border-bottom:none;}
.profile-box{border:1px solid var(--line);padding:20px;text-align:center;font-size:12px;color:var(--ink-soft);}
.profile-box img{width:72px;height:72px;border-radius:50%;object-fit:cover;margin-bottom:10px;}
.profile-box .profile-name{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:8px;}

/* =========================================================
   パンくずリスト
   ========================================================= */
.breadcrumb{font-size:12px;color:var(--ink-soft);padding:16px 0;letter-spacing:0.02em;}
.breadcrumb ol{display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.breadcrumb li{display:flex;align-items:center;gap:6px;}
.breadcrumb li:not(:last-child)::after{content:"›";color:var(--line);}
.breadcrumb a:hover{color:var(--moss);}

/* =========================================================
   記事ページ(single)
   ========================================================= */
.single-main{max-width:100%;}
.entry-header{margin-bottom:20px;}
.entry-cat{display:inline-block;font-size:11px;font-weight:700;color:var(--paper);background:var(--moss);padding:4px 12px;letter-spacing:0.05em;margin-bottom:12px;border-radius:2px;}
.entry-title{font-size:28px;font-weight:700;line-height:1.5;letter-spacing:0.01em;margin-bottom:12px;}
.entry-dates{font-size:12px;color:var(--ink-soft);display:flex;gap:16px;letter-spacing:0.03em;}
.entry-dates time{display:inline-flex;align-items:center;gap:4px;}
.entry-eyecatch{margin:20px 0;}
.entry-eyecatch .thumb{aspect-ratio:16/9;}

.entry-content{font-size:16px;line-height:2;}
.entry-content > *{margin-bottom:1.4em;}
.entry-content h2{font-size:22px;font-weight:700;margin:1.8em 0 0.2em;padding-bottom:10px;position:relative;}
.entry-content h2::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;
  background-image:repeating-linear-gradient(to right,var(--line) 0,var(--line) 1px,transparent 1px,transparent 12px);}
.entry-content h3{font-size:19px;font-weight:700;margin:1.6em 0 0.2em;padding-left:12px;border-left:4px solid var(--moss);}
.entry-content h4{font-size:17px;font-weight:700;margin:1.4em 0 0.2em;}
.entry-content a{color:var(--clay);text-decoration:underline;text-underline-offset:2px;}
.entry-content ul, .entry-content ol{padding-left:1.4em;}
.entry-content ul li, .entry-content ol li{margin-bottom:0.4em;list-style:revert;}
.entry-content blockquote{border-left:4px solid var(--line);padding:8px 0 8px 18px;color:var(--ink-soft);font-style:italic;}
.entry-content img{border-radius:2px;}
.entry-content table{border-collapse:collapse;width:100%;}
.entry-content th,.entry-content td{border:1px solid var(--line);padding:10px 12px;}
.entry-content th{background:var(--paper-deep);}

/* 目次 */
.toc{border:1px solid var(--line);background:var(--paper-deep);padding:18px 20px;margin:24px 0;border-radius:2px;}
.toc-head{display:flex;justify-content:space-between;align-items:center;font-weight:700;font-size:14px;letter-spacing:0.05em;cursor:pointer;}
.toc-head .toc-toggle{background:none;border:none;color:var(--moss);font-size:12px;font-weight:700;cursor:pointer;}
.toc-body{margin-top:12px;}
.toc-body.collapsed{display:none;}
.toc ol{counter-reset:toc;padding-left:0;}
.toc li{font-size:13px;line-height:1.9;list-style:none;}
.toc > .toc-body > ol > li{counter-increment:toc;}
.toc > .toc-body > ol > li > a::before{content:counter(toc) ". ";color:var(--clay);font-weight:700;}
.toc ol ol{padding-left:20px;}
.toc a:hover{color:var(--moss);}

/* 執筆者プロフィール */
.author-box{border:1px solid var(--line);padding:22px;display:flex;gap:18px;margin:40px 0;border-radius:2px;}
.author-box .avatar img,.author-box img.avatar{width:64px;height:64px;border-radius:50%;flex-shrink:0;}
.author-box .author-name{font-size:15px;font-weight:700;margin-bottom:6px;}
.author-box .author-bio{font-size:13px;color:var(--ink-soft);}

/* 関連記事 */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}

/* CTA / 装飾ブロック */
.mb-cta{border:1px dashed var(--clay);background:var(--paper-deep);padding:24px;text-align:center;border-radius:2px;margin:28px 0;}
.mb-cta .mb-cta-text{font-size:15px;font-weight:700;margin-bottom:14px;}

.mb-button{display:inline-block;background:var(--clay);color:var(--paper);font-weight:700;font-size:15px;
  padding:14px 32px;border-radius:3px;transition:opacity .2s;}
.mb-button:hover{opacity:0.88;}
.mb-button.is-moss{background:var(--moss);}

.mb-box{border:1px solid var(--line);border-radius:3px;padding:18px 20px;margin:20px 0;background:#fff;}
.mb-box .mb-box-label{display:inline-block;font-size:11px;font-weight:700;color:var(--moss);letter-spacing:0.08em;margin-bottom:8px;}

.mb-speech{display:flex;align-items:flex-start;gap:14px;margin:20px 0;}
.mb-speech.is-right{flex-direction:row-reverse;}
.mb-speech .mb-speech-icon{flex-shrink:0;width:56px;text-align:center;}
.mb-speech .mb-speech-icon img{width:56px;height:56px;border-radius:50%;object-fit:cover;}
.mb-speech .mb-speech-icon .mb-speech-name{font-size:10px;color:var(--ink-soft);margin-top:4px;}
.mb-speech .mb-speech-body{position:relative;background:var(--paper-deep);border:1px solid var(--line);
  border-radius:10px;padding:14px 18px;font-size:14px;}
.mb-speech .mb-speech-body::before{content:"";position:absolute;top:18px;left:-8px;width:14px;height:14px;
  background:var(--paper-deep);border-left:1px solid var(--line);border-bottom:1px solid var(--line);transform:rotate(45deg);}
.mb-speech.is-right .mb-speech-body::before{left:auto;right:-8px;transform:rotate(-135deg);}

/* 記事内広告枠 */
.mb-ad{margin:28px 0;text-align:center;min-height:1px;}
.mb-ad:empty{display:none;}

/* =========================================================
   フッター
   ========================================================= */
footer.site-footer{background:var(--footer-bg);color:var(--footer-text);padding:36px 0;text-align:center;}
.footer-nav{display:flex;justify-content:center;gap:32px;flex-wrap:wrap;margin-bottom:14px;}
.footer-nav ul{display:flex;justify-content:center;gap:32px;flex-wrap:wrap;}
.footer-nav a{font-size:12px;letter-spacing:0.03em;}
.footer-widgets{margin-bottom:20px;}
.copyright{font-size:11px;color:#9AA292;letter-spacing:0.05em;}

/* ページタイトル(アーカイブ等) */
.archive-header{padding:32px 0 0;}
.archive-desc{font-size:14px;color:var(--ink-soft);margin-top:12px;max-width:760px;}

/* 該当なし */
.no-results{padding:40px 0;font-size:15px;color:var(--ink-soft);}

/* =========================================================
   レスポンシブ
   ========================================================= */
@media (min-width:769px){ .sp-hide{display:block;} }

@media (max-width:768px){
  .inner{padding:0 18px;}
  .logo{font-size:17px;margin-bottom:0;}
  .pc-nav{display:none;}
  .sp-bar{display:flex;}
  .sp-search-open{display:flex;}

  .pickup-grid{display:none;}
  .pickup-slider{display:flex;}
  .dots{display:flex;}

  .layout{grid-template-columns:1fr;}
  .new-grid{grid-template-columns:1fr;}
  .sp-hide{display:none;}
  .category-grid{grid-template-columns:repeat(2,1fr);gap:12px;}
  .category-grid .card-title{font-size:12px;margin-top:8px;}
  section{padding:28px 0;}
  .stamp{width:44px;height:44px;font-size:9px;top:10px;right:10px;}

  .entry-title{font-size:22px;}
  .related-grid{grid-template-columns:1fr;}
  .author-box{flex-direction:column;text-align:center;align-items:center;}
}