/* ==========================================================
   らくスコbaseball ブログ共通CSS
   LP v2.2 のデザイントークンを継承
   ========================================================== */

:root {
  --navy: #1a5fd4;
  --navy-deep: #0e4db8;
  --navy-ink: #0a2c6b;
  --field: #2d7d3f;
  --field-deep: #1f5a2c;
  --diamond: #c8763e;
  --diamond-light: #e89a5e;
  --paper: #fdfaf2;
  --paper-line: #c8d8b3;
  --ink: #1e293b;
  --ink-soft: #475569;
  --ink-mute: #94a3b8;
  --rule: #e7d9b8;
  --shadow-card: 0 12px 32px -16px rgba(10,44,107,.18), 0 4px 8px -4px rgba(10,44,107,.08);
  --shadow-deep: 0 24px 60px -24px rgba(10,44,107,.35), 0 8px 16px -8px rgba(10,44,107,.15);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'M PLUS Rounded 1c', 'Hiragino Maru Gothic ProN', 'Hiragino Maru Gothic Pro', 'Yu Gothic Medium', 'メイリオ', sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.85;
  font-size: 17px;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
}

.display {
  font-family: 'Zen Maru Gothic', 'M PLUS Rounded 1c', 'Hiragino Maru Gothic ProN', sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
}

/* ===== ヘッダー ===== */
.blog-header {
  background: rgba(253,250,242,.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  z-index: 100;
}
.blog-header-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.blog-logo {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 900;
  font-size: 19px;
  color: var(--navy-ink);
  text-decoration: none;
}
.blog-logo span {
  color: var(--diamond);
}
.blog-nav-link {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}
.blog-nav-link:hover {
  color: var(--navy);
}

/* ===== 記事コンテナ ===== */
.article-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

/* ===== パンくず ===== */
.breadcrumb {
  font-size: 13px;
  color: var(--ink-mute);
  margin-bottom: 20px;
}
.breadcrumb a {
  color: var(--ink-soft);
  text-decoration: none;
}
.breadcrumb a:hover {
  color: var(--navy);
  text-decoration: underline;
}
.breadcrumb-sep {
  margin: 0 8px;
  opacity: 0.5;
}

/* ===== 記事タイトル ===== */
.article-title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 900;
  font-size: 32px;
  line-height: 1.4;
  color: var(--navy-ink);
  margin: 16px 0 12px;
  letter-spacing: 0.005em;
}
.article-meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--ink-mute);
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.article-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ===== TL;DRボックス ===== */
.tldr-box {
  background: linear-gradient(135deg, rgba(26,95,212,.04), rgba(45,125,63,.04));
  border-left: 4px solid var(--navy);
  border-radius: 4px;
  padding: 20px 24px;
  margin: 28px 0 36px;
}
.tldr-box-title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 700;
  color: var(--navy-ink);
  font-size: 14px;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}
.tldr-box ul {
  margin: 0;
  padding-left: 20px;
}
.tldr-box li {
  margin-bottom: 4px;
  font-size: 15px;
  line-height: 1.7;
}

/* ===== 連載ノート ===== */
.series-note {
  background: rgba(200,118,62,.06);
  border: 1px dashed var(--diamond);
  border-radius: 8px;
  padding: 14px 18px;
  margin: 20px 0 36px;
  font-size: 14px;
  color: var(--ink-soft);
}
.series-note a {
  color: var(--diamond);
  font-weight: 500;
  text-decoration: none;
}
.series-note a:hover {
  text-decoration: underline;
}

/* ===== 見出し ===== */
.article-wrap h2 {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 700;
  font-size: 24px;
  color: var(--navy-ink);
  margin: 56px 0 20px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--paper-line);
  letter-spacing: 0.005em;
  line-height: 1.45;
}
.article-wrap h3 {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 700;
  font-size: 19px;
  color: var(--field-deep);
  margin: 36px 0 14px;
  line-height: 1.5;
}

/* ===== 本文段落 ===== */
.article-wrap p {
  margin: 0 0 20px;
  color: var(--ink);
}
.article-wrap strong {
  color: var(--navy-ink);
  font-weight: 700;
}
.article-wrap em {
  font-style: italic;
  color: var(--ink-soft);
}

/* ===== 引用 ===== */
.article-wrap blockquote {
  margin: 28px 0;
  padding: 16px 22px;
  background: rgba(26,95,212,.04);
  border-left: 3px solid var(--navy);
  border-radius: 4px;
  color: var(--ink-soft);
  font-size: 15px;
}
.article-wrap blockquote strong {
  color: var(--navy-ink);
}

/* ===== 表 ===== */
.article-wrap table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 15px;
  background: #fff;
  box-shadow: var(--shadow-card);
  border-radius: 8px;
  overflow: hidden;
}
.article-wrap th,
.article-wrap td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--rule);
}
.article-wrap th {
  background: var(--navy);
  color: #fff;
  font-weight: 700;
  font-family: 'Zen Maru Gothic', sans-serif;
  letter-spacing: 0.02em;
}
.article-wrap tr:last-child td {
  border-bottom: none;
}
.article-wrap tr:nth-child(even) td {
  background: rgba(253,250,242,.6);
}

/* ===== リスト ===== */
.article-wrap ul,
.article-wrap ol {
  margin: 16px 0;
  padding-left: 24px;
}
.article-wrap li {
  margin-bottom: 8px;
}

/* ===== コードブロック(ASCII図用) ===== */
.article-wrap pre {
  background: rgba(10,44,107,.04);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 16px 20px;
  font-family: 'SF Mono', 'Menlo', 'Consolas', monospace;
  font-size: 14px;
  line-height: 1.6;
  overflow-x: auto;
  color: var(--ink);
  margin: 20px 0;
}
.article-wrap code {
  background: rgba(200,118,62,.1);
  color: var(--diamond);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'SF Mono', 'Menlo', 'Consolas', monospace;
  font-size: 0.92em;
  font-weight: 500;
}
.article-wrap pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

/* ===== リンク ===== */
.article-wrap a:not(.cta-button) {
  color: var(--navy);
  text-decoration: underline;
  text-decoration-thickness: 1.5px;
  text-underline-offset: 2px;
}
.article-wrap a:not(.cta-button):hover {
  color: var(--navy-deep);
  text-decoration-thickness: 2.5px;
}

/* ===== スクショプレースホルダー(画像未配置時のフォールバック) ===== */
.screenshot-placeholder {
  margin: 28px 0;
  padding: 40px 24px;
  background: repeating-linear-gradient(
    45deg,
    rgba(26,95,212,.03),
    rgba(26,95,212,.03) 10px,
    rgba(26,95,212,.06) 10px,
    rgba(26,95,212,.06) 20px
  );
  border: 2px dashed var(--ink-mute);
  border-radius: 12px;
  text-align: center;
  color: var(--ink-mute);
  font-size: 14px;
}
.screenshot-placeholder strong {
  display: block;
  color: var(--ink-soft);
  margin-bottom: 4px;
  font-size: 13px;
  letter-spacing: 0.05em;
}

/* ===== スクショ実画像(figure.screenshot) ===== */
figure.screenshot {
  margin: 32px auto;
  padding: 0;
  text-align: center;
  max-width: 100%;
}
figure.screenshot img {
  display: block;
  margin: 0 auto;
  max-width: 100%;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(0, 0, 0, 0.06);
}
/* 縦長スマホスクショは画面幅の60%程度に抑える(PCで読みやすく) */
figure.screenshot-portrait img {
  max-width: min(420px, 100%);
}
/* 横画面UI・スコアブックは大きく見せる */
figure.screenshot-landscape img {
  max-width: 100%;
}
figure.screenshot figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-mute);
  font-style: normal;
  padding: 0 8px;
}

/* スマホでは縦スクショも横幅100%まで */
@media (max-width: 640px) {
  figure.screenshot-portrait img {
    max-width: 100%;
  }
  figure.screenshot figcaption {
    font-size: 12px;
  }
}

/* ===== CTAブロック ===== */
.cta-block {
  margin: 48px 0;
  padding: 32px 28px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-deep) 100%);
  border-radius: 16px;
  text-align: center;
  color: #fff;
  box-shadow: var(--shadow-deep);
}
.cta-block-eyebrow {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--diamond-light);
  margin-bottom: 8px;
}
.cta-block-title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 900;
  font-size: 24px;
  margin: 0 0 8px;
  line-height: 1.4;
}
.cta-block-lead {
  font-size: 15px;
  margin: 0 0 24px;
  opacity: 0.9;
  line-height: 1.7;
}
.cta-button {
  display: inline-block;
  padding: 14px 32px;
  background: #fff;
  color: var(--navy) !important;
  border-radius: 999px;
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 700;
  font-size: 16px;
  text-decoration: none !important;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  box-shadow: 0 8px 24px -8px rgba(0,0,0,.3);
}
.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px -8px rgba(0,0,0,.4);
}
.cta-button-secondary {
  display: inline-block;
  margin-top: 12px;
  color: rgba(255,255,255,.85) !important;
  text-decoration: underline !important;
  font-size: 14px;
}

/* ===== 連載目次 ===== */
.toc-block {
  margin: 48px 0 32px;
  padding: 24px;
  background: #fff;
  border-radius: 12px;
  box-shadow: var(--shadow-card);
}
.toc-block-title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 700;
  font-size: 17px;
  color: var(--navy-ink);
  margin: 0 0 16px;
}
.toc-block table {
  box-shadow: none;
  margin: 0;
}

/* ===== ナビゲーション(前後の記事) ===== */
.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 48px 0 24px;
}
.article-nav a {
  flex: 1;
  padding: 16px 20px;
  background: #fff;
  border: 1px solid var(--rule);
  border-radius: 10px;
  text-decoration: none !important;
  color: var(--ink) !important;
  font-size: 14px;
  box-shadow: var(--shadow-card);
  transition: transform 0.15s, border-color 0.15s;
}
.article-nav a:hover {
  border-color: var(--navy);
  transform: translateY(-2px);
}
.article-nav-dir {
  display: block;
  font-size: 12px;
  color: var(--ink-mute);
  margin-bottom: 4px;
  letter-spacing: 0.05em;
}
.article-nav-title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 700;
  color: var(--navy-ink);
}
.article-nav-prev {
  text-align: left;
}
.article-nav-next {
  text-align: right;
}

/* ===== フッター ===== */
.blog-footer {
  background: #1a1a1a;
  color: #94a3b8;
  padding: 40px 20px;
  text-align: center;
  font-size: 13px;
  line-height: 1.8;
}
.blog-footer a {
  color: #cbd5e1;
  text-decoration: none;
  margin: 0 8px;
}
.blog-footer a:hover {
  color: #fff;
  text-decoration: underline;
}
.blog-footer-brand {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-weight: 900;
  font-size: 16px;
  color: #fff;
  margin-bottom: 12px;
  display: block;
}

/* ===== レスポンシブ ===== */
@media (max-width: 640px) {
  body { font-size: 16px; }
  .article-wrap { padding: 24px 16px 60px; }
  .article-title { font-size: 26px; }
  .article-wrap h2 { font-size: 21px; margin: 44px 0 16px; }
  .article-wrap h3 { font-size: 17px; }
  .cta-block-title { font-size: 20px; }
  .cta-block { padding: 28px 20px; }
  .article-nav { flex-direction: column; }
  .article-wrap table { font-size: 14px; }
  .article-wrap th, .article-wrap td { padding: 10px; }
  .blog-header-inner { padding: 12px 16px; }
}