/*
Theme Name: GURECO Blog
Theme URI: https://gurecohachioji.com/blog/
Author: Terra Design
Author URI: https://terra-design.co.jp/
Description: 八王子の熟成肉ステーキ・自然派ワインビストロ「GURECO」ブログ用カスタムテーマ。静的リニューアルサイト（Tailwind CDN + 素のHTML/CSS/JS）のビジュアルデザインに完全一致させたクラシックテーマ。
Version: 1.0.0
Requires PHP: 8.0
Text Domain: gureco-blog
*/

/* ==========================================================================
   0. ROOT TOKENS（リニューアル版サイトから抽出したカラー・フォント変数）
   ========================================================================== */
:root {
  --bg: #F8F7F4;
  --bg-w: #FFFFFF;
  --bg-2: #F0EDE8;
  --bg-3: #E8E6E1;
  --text: #2E2E2C;
  --text-sub: #706963;
  --text-light: #B8B2AA;
  --wine: #6E2638;
  --wine-l: #8A3050;
  --fire: #A45A32;
  --charcoal: #252321;
  --charcoal-2: #1B1A18;
  --border: #E0DDD8;
  --gold: #B8A878;
  --gold-d: #9C8C5E;
  --gold-l: #CBBE97;
  --border-g: #D8CFB0;
  --gold-faint: rgba(184, 168, 120, .08);

  --fd: "Playfair Display", Georgia, serif;      /* 見出し(英字) */
  --fm: "Shippori Mincho", "Noto Serif JP", serif; /* 見出し(和文) */
  --fb: "Noto Sans JP", sans-serif;               /* 本文 */
  --fe: "Cormorant Garamond", Georgia, serif;     /* 装飾用 */
  --fs: "Inter", "Helvetica Neue", sans-serif;    /* UI/ナビ */

  --mw: 1200px;
  --mw-article: 720px;
}

/* ==========================================================================
   1. RESET / BASE
   ========================================================================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--fb);
  color: var(--text);
  background: var(--bg);
  line-height: 1.9;
  letter-spacing: .01em;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  font-weight: 400;
  padding-top: 64px; /* 固定ヘッダー分のオフセット */
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: opacity .3s, color .3s; }
a:hover { opacity: .75; }
ul, ol { list-style: none; }
button { font: inherit; }

/* ==========================================================================
   2. HEADER
   ========================================================================== */
.hd {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 200;
  display: flex; align-items: center; height: 64px;
  background: rgba(248, 247, 244, .97);
  border-bottom: 1px solid var(--border);
  backdrop-filter: saturate(140%) blur(6px);
}
.hd-logo {
  padding: 0 32px;
  border-right: 1px solid var(--border);
  height: 100%;
  display: flex; align-items: center;
  flex-shrink: 0;
}
.hd-logo img { height: 40px; width: auto; }
.hd-nav {
  flex: 1;
  display: flex; align-items: center; justify-content: center; gap: 32px;
}
.hd-nav a {
  font-family: var(--fs); font-size: 11px;
  letter-spacing: .2em; text-transform: uppercase; color: var(--text-sub);
  position: relative; padding: 4px 0; transition: color .3s;
}
.hd-nav a::after {
  content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 1px;
  background: var(--wine); transition: width .3s;
}
.hd-nav a:hover, .hd-nav a.current { color: var(--text); }
.hd-nav a:hover::after, .hd-nav a.current::after { width: 100%; }
.hd-rsv {
  padding: 0 28px; height: 100%; display: flex; align-items: center;
  background: var(--wine); color: #fff; font-family: var(--fs);
  font-size: 11px; letter-spacing: .25em; text-transform: uppercase;
  transition: background .3s; flex-shrink: 0;
}
.hd-rsv:hover { background: var(--wine-l); opacity: 1; }
.hbg {
  display: none; background: none; border: none; cursor: pointer;
  padding: 0 20px; flex-direction: column; gap: 5px; flex-shrink: 0;
}
.hbg span { display: block; width: 24px; height: 1px; background: var(--text); transition: transform .3s, opacity .3s; }
.hbg.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hbg.active span:nth-child(2) { opacity: 0; }
.hbg.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* モバイルナビ・オーバーレイ */
@media (max-width: 768px) {
  .hd-nav {
    display: none;
  }
  .hd-nav.open {
    display: flex !important;
    flex-direction: column;
    position: fixed; inset: 0; top: 64px;
    background: rgba(15, 12, 7, .97);
    align-items: center; justify-content: center; gap: 32px;
    z-index: 199;
  }
  .hd-nav.open a { color: #fff; font-size: 14px; letter-spacing: .3em; }
  .hd-nav.open a::after { background: var(--gold); }
  .hbg { display: flex; }
  .hd-rsv { display: none; }
}

/* ==========================================================================
   3. BANNER（記事一覧ページ上部の見出し帯）
   ========================================================================== */
.banner {
  position: relative;
  width: 100%;
  min-height: 300px;
  padding: 90px 20px 56px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  background:
    radial-gradient(120% 160% at 50% 0%, rgba(184,168,120,.10) 0%, rgba(184,168,120,0) 45%),
    linear-gradient(160deg, var(--charcoal) 0%, var(--charcoal-2) 100%);
}
.banner-label {
  font-family: var(--fe); font-size: 12px; letter-spacing: .5em;
  color: var(--gold); display: block; margin-bottom: 16px; font-style: italic;
}
.banner-title {
  font-family: var(--fd); font-size: clamp(44px, 8vw, 72px); font-weight: 700;
  letter-spacing: .2em; margin-left: .2em; color: #fff; line-height: 1;
  text-transform: uppercase; display: block;
}
.banner-sub {
  font-family: var(--fm); font-size: 14px; letter-spacing: .25em;
  color: rgba(255, 255, 255, .55); margin-top: 16px; display: block;
}
.banner-rule { width: 60px; height: 1px; background: var(--gold); margin: 24px auto 0; }
.banner-crumb {
  font-family: var(--fs); font-size: 10px; letter-spacing: .15em;
  color: rgba(255, 255, 255, .4); margin-top: 18px; display: block;
  text-transform: uppercase;
}
.banner-crumb a { color: rgba(255, 255, 255, .6); }
.banner-crumb a:hover { color: var(--gold); }

/* ==========================================================================
   4. BLOG グリッド／カード（index.php）
   ========================================================================== */
.blog-sec { background: var(--bg); padding: 72px 20px 60px; }
.blog-grid {
  max-width: var(--mw); margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.blog-card {
  background: var(--bg-w);
  border: 1px solid var(--border);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform .35s, box-shadow .35s, border-color .35s;
}
.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 32px rgba(46, 46, 44, .12);
  border-color: var(--border-g);
}
.blog-card-img-wrap { aspect-ratio: 4 / 3; overflow: hidden; background: var(--bg-3); flex-shrink: 0; }
.blog-card-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.blog-card:hover .blog-card-img-wrap img { transform: scale(1.06); }
.blog-card-noimg {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--fd); font-size: 13px; letter-spacing: .3em;
  color: var(--text-light); text-transform: uppercase;
}
.blog-card-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.blog-tag {
  display: inline-block; align-self: flex-start;
  font-family: var(--fs); font-size: 10px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--gold-d); border: 1px solid var(--border-g); padding: 4px 12px;
}
.blog-date {
  font-family: var(--fe); font-size: 13px; letter-spacing: .1em;
  color: var(--text-sub); margin-top: 14px; display: block;
}
.blog-title {
  font-family: var(--fm); font-size: 16px; letter-spacing: .03em; font-weight: 500;
  color: var(--text); margin-top: 8px; line-height: 1.6;
}
.blog-title a:hover { opacity: .7; }
.blog-excerpt {
  font-size: 13px; line-height: 1.9; color: var(--text-sub);
  margin-top: 12px; flex: 1;
}
.blog-read-more {
  font-family: var(--fe); font-size: 12px; letter-spacing: .15em; font-style: italic;
  color: var(--gold-d); display: flex; align-items: center; gap: 6px;
  margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--border);
}
.blog-read-more::after { content: '→'; font-family: var(--fe); }
.blog-card:hover .blog-read-more { color: var(--wine); }

.blog-empty {
  max-width: var(--mw); margin: 0 auto; text-align: center;
  padding: 60px 20px; color: var(--text-sub); font-size: 14px; line-height: 2;
}

/* ==========================================================================
   5. ページネーション
   ========================================================================== */
.pager {
  max-width: var(--mw); margin: 56px auto 0;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  flex-wrap: wrap; padding: 0 20px;
}
.pager .page-numbers {
  font-family: var(--fe); font-size: 14px; letter-spacing: .1em;
  color: var(--text-sub); background: transparent;
  border: 1px solid var(--border); padding: 9px 15px;
  min-width: 42px; text-align: center; transition: all .3s;
}
.pager .page-numbers:not(.dots):hover { border-color: var(--gold); color: var(--gold-d); }
.pager .page-numbers.current { background: var(--gold); border-color: var(--gold); color: var(--bg-w); }
.pager .page-numbers.dots { border: none; opacity: .5; }
.pager .page-numbers.prev, .pager .page-numbers.next { font-family: var(--fs); font-size: 10px; letter-spacing: .2em; text-transform: uppercase; }

/* ==========================================================================
   6. 記事詳細（single.php / page.php）
   ========================================================================== */
.article-wrap { max-width: var(--mw-article); margin: 64px auto 90px; padding: 0 24px; }
.article-eyebrow {
  font-family: var(--fs); font-size: 10px; letter-spacing: .4em;
  color: var(--gold-d); text-transform: uppercase; display: block; margin-bottom: 18px;
}
.article-title {
  font-family: var(--fm); font-size: clamp(24px, 4.2vw, 34px); line-height: 1.6;
  letter-spacing: .04em; color: var(--text); font-weight: 500; margin-bottom: 14px;
}
.article-meta {
  font-family: var(--fe); font-size: 13px; letter-spacing: .15em;
  color: var(--text-sub); margin-bottom: 36px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.article-meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--text-light); }
.article-rule { width: 60px; height: 1px; background: var(--gold); margin-bottom: 44px; }
.article-lead-img { margin-bottom: 48px; overflow: hidden; background: var(--bg-3); }
.article-lead-img img { width: 100%; display: block; }

/* the_content() 本文タイポグラフィ */
.article-body { font-family: var(--fb); font-size: 15px; line-height: 2.1; color: var(--text); }
.article-body p { margin-bottom: 26px; }
.article-body h2, .article-body h3, .article-body h4 {
  font-family: var(--fm); letter-spacing: .04em; color: var(--text);
  margin: 44px 0 20px; line-height: 1.6;
}
.article-body h2 { font-size: 21px; }
.article-body h3 { font-size: 18px; }
.article-body h4 { font-size: 16px; }
.article-body img { margin: 32px 0; }
.article-body figure { margin: 32px 0; }
.article-body figcaption { font-size: 12px; color: var(--text-sub); text-align: center; margin-top: 10px; }
.article-body blockquote {
  border-left: 3px solid var(--gold); padding: 6px 0 6px 24px; margin: 32px 0;
  color: var(--text-sub); font-style: italic;
}
.article-body ul, .article-body ol { margin: 0 0 26px 1.4em; }
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body a { color: var(--wine); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { opacity: .7; }

.article-info {
  border: 1px solid var(--border); padding: 30px 32px; margin-top: 52px;
}
.article-info-title {
  font-family: var(--fs); font-size: 9px; letter-spacing: .45em; text-transform: uppercase;
  color: var(--gold-d); display: block; margin-bottom: 14px;
}
.article-info p { font-size: 13px; line-height: 2; color: var(--text-sub); }
.article-info a { color: var(--wine); text-decoration: underline; text-underline-offset: 3px; }

.article-tags { margin-top: 32px; display: flex; gap: 8px; flex-wrap: wrap; }
.article-tags a {
  font-family: var(--fs); font-size: 10px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-sub); border: 1px solid var(--border); padding: 5px 12px;
}
.article-tags a:hover { color: var(--gold-d); border-color: var(--border-g); }

/* 前後記事ナビ */
.article-adjacent {
  max-width: var(--mw-article); margin: 0 auto; padding: 0 24px 90px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  border-top: 1px solid var(--border); padding-top: 40px; margin-top: -40px;
}
.article-adjacent > div { display: flex; flex-direction: column; }
.article-adjacent .label {
  font-family: var(--fs); font-size: 10px; letter-spacing: .25em; text-transform: uppercase;
  color: var(--gold-d); margin-bottom: 10px;
}
.article-adjacent .next { text-align: right; align-items: flex-end; }
.article-adjacent .ttl { font-family: var(--fm); font-size: 14px; line-height: 1.7; color: var(--text); }
.article-adjacent .ttl:hover { opacity: .7; }
@media (max-width: 600px) {
  .article-adjacent { grid-template-columns: 1fr; }
  .article-adjacent .next { text-align: left; align-items: flex-start; }
}

.article-back {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 52px;
  font-family: var(--fs); font-size: 10px; letter-spacing: .3em; text-transform: uppercase;
  color: var(--text); border-bottom: 1px solid var(--border); padding-bottom: 4px; transition: all .3s;
}
.article-back::before { content: '←'; font-family: var(--fe); font-size: 14px; }
.article-back:hover { color: var(--gold-d); border-color: var(--gold); opacity: 1; }

/* ==========================================================================
   7. FOOTER
   ========================================================================== */
.ft { background: var(--charcoal); color: rgba(255, 255, 255, .5); text-align: center; padding: 52px 20px 32px; }
.ft-logo { margin-bottom: 12px; }
.ft-logo img { height: 48px; width: auto; filter: brightness(0) invert(1); opacity: .75; margin: 0 auto; display: block; }
.ft-sub {
  font-family: var(--fe); font-size: 12px; letter-spacing: .4em;
  color: rgba(255, 255, 255, .35); margin-bottom: 28px;
}
.ft-nav { display: flex; align-items: center; justify-content: center; gap: 24px; flex-wrap: wrap; margin-bottom: 28px; }
.ft-nav a {
  font-family: var(--fs); font-size: 10px; letter-spacing: .2em; text-transform: uppercase;
  color: rgba(255, 255, 255, .45);
}
.ft-nav a:hover { color: rgba(255, 255, 255, .85); opacity: 1; }
.ft-info { font-size: 12px; letter-spacing: .05em; color: rgba(255, 255, 255, .4); margin-bottom: 12px; line-height: 2; }
.ft-copy { font-size: 10px; letter-spacing: .15em; opacity: .4; }
.ft-credit { font-size: 10px; letter-spacing: .1em; opacity: .3; margin-top: 10px; }
.ft-credit a { text-decoration: underline; text-underline-offset: 3px; }
.ft-credit a:hover { opacity: .8; }

/* ==========================================================================
   8. レスポンシブ
   ========================================================================== */
@media (max-width: 900px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
}
@media (max-width: 768px) {
  .banner { padding: 76px 20px 48px; }
  .blog-sec { padding: 56px 16px 48px; }
  .article-wrap { margin: 48px auto 64px; }
  .ft { padding: 48px 20px 28px; }
}
@media (max-width: 480px) {
  .blog-grid { grid-template-columns: 1fr; gap: 20px; }
  .ft-nav { gap: 0; }
  .ft-nav a { padding: 4px 8px; font-size: 9px; }
}

/* ==========================================================================
   9. WordPress標準クラスの微調整
   ========================================================================== */
.alignleft { float: left; margin: 6px 24px 20px 0; }
.alignright { float: right; margin: 6px 0 20px 24px; }
.aligncenter { display: block; margin: 32px auto; }
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: 12px; color: var(--text-sub); text-align: center; margin-top: 8px; }
.screen-reader-text {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}