/*
Theme Name: Genesis Child Otona-Keizai
Theme URI: https://media-design.work/
Description: 大人の経済学サークル – 落ち着いたラベンダー×チャコールのGenesisチャイルドテーマ
Author: Media Design Matsumoto
Author URI: https://media-design.work/
Version: 1.0.0
Template: genesis
Text Domain: genesis-otona-keizai
*/

/* ============================================================
   CSS カスタムプロパティ
============================================================ */
:root {
  /* ── 指定3色 + 拡張パレット ── */
  --clr-lavender:    #e6e5ef;   /* 指定色①：ラベンダー */
  --clr-charcoal:    #3e3a3a;   /* 指定色②：チャコール */
  --clr-bluegray:    #ced7dc;   /* 指定色③：ブルーグレー */

  --clr-bg:          #f5f4f8;   /* 最も薄い：ラベンダーホワイト */
  --clr-bg2:         #e6e5ef;   /* ラベンダー（セクション背景） */
  --clr-bg3:         #ced7dc;   /* ブルーグレー（アクセント背景） */

  --clr-dark:        #3e3a3a;   /* メインテキスト */
  --clr-dark2:       #272323;   /* ダーク背景用（フッター等） */

  --clr-primary:     #4d7c8a;   /* ブルーグレー派生・濃いめ */
  --clr-primary-lt:  #6d99a8;
  --clr-primary-dk:  #2f5f6e;

  --clr-gold:        #c9a96e;   /* ゴールドアクセント */
  --clr-gold-dk:     #a8844f;

  --clr-gray:        #6a6464;   /* サブテキスト */
  --clr-gray-lt:     #9e9898;
  --clr-border:      #d5d4e0;   /* ボーダー */
  --clr-white:       #ffffff;

  /* ── フォント ── */
  --font-serif: 'Noto Serif JP', 'Hiragino Mincho ProN', Georgia, serif;
  --font-sans:  'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;

  /* ── 角丸 ── */
  --r-xs:  2px;
  --r-sm:  4px;
  --r-md:  8px;
  --r-lg:  12px;
  --r-xl:  20px;
  --r-full: 9999px;

  /* ── 影 ── */
  --sh-xs: 0 1px  4px rgba(62,58,58,.06);
  --sh-sm: 0 2px  8px rgba(62,58,58,.08);
  --sh-md: 0 4px 20px rgba(62,58,58,.12);

  /* ── トランジション ── */
  --ease: .28s ease;

  /* ── レイアウト ── */
  --max-w: 1100px;
  --px: 20px;
  --header-h: 60px;
}

/* ============================================================
   リセット & ベース
============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--clr-bg);
  color: var(--clr-dark);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--clr-primary); text-decoration: none; transition: color var(--ease); }
a:hover { color: var(--clr-primary-dk); }

ul, ol { list-style: none; }

/* ============================================================
   タイポグラフィ
============================================================ */
h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.35;
  color: var(--clr-dark);
}

h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 700;
  line-height: 1.4;
  color: var(--clr-dark);
}

h1 { font-size: clamp(1.9rem, 5.5vw, 3.2rem); }
h2 { font-size: clamp(1.45rem, 4vw, 2.2rem); }
h3 { font-size: clamp(1.15rem, 3vw, 1.5rem); }
h4 { font-size: 1.05rem; }

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

/* ============================================================
   レイアウト
============================================================ */
.wrap,
.site-inner .wrap {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--px);
}

.site-inner { padding-top: 0; padding-bottom: 0; }

.full-width-content .content-sidebar-wrap,
.full-width-content .content { width: 100%; }

.content-sidebar-wrap {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

@media (min-width: 960px) {
  .content-sidebar-wrap { flex-direction: row; }
  .content { flex: 1; }
  .sidebar { width: 300px; flex-shrink: 0; }
}

/* ============================================================
   ソーシャルバー（ヘッダー上部）
============================================================ */
.social-bar {
  background: var(--clr-dark2);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.social-bar__wrap {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 6px var(--px);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.social-bar__msg {
  font-size: .7rem;
  color: rgba(255,255,255,.45);
  margin: 0;
  margin-right: auto;
  letter-spacing: .05em;
}

@media (max-width: 479px) { .social-bar__msg { display: none; } }

/* ============================================================
   SNS ボタン
============================================================ */
.sns-links { display: flex; gap: 6px; align-items: center; flex-shrink: 0; }

.sns-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 13px;
  border-radius: var(--r-full);
  font-size: .75rem;
  font-weight: 700;
  color: var(--clr-white);
  text-decoration: none;
  transition: opacity var(--ease), transform var(--ease);
  white-space: nowrap;
}

.sns-btn:hover { color: var(--clr-white); opacity: .8; transform: translateY(-1px); }
.sns-btn svg { flex-shrink: 0; }

.sns-btn--bluesky { background: #0085FF; }
.sns-btn--note    { background: #41C9B4; }

.sns-links--light .sns-btn--bluesky { background: rgba(0,133,255,.65); }
.sns-links--light .sns-btn--note    { background: rgba(65,201,180,.65); }

/* ============================================================
   ヘッダー
============================================================ */
.site-header {
  background: var(--clr-white);
  border-bottom: 1px solid var(--clr-border);
  position: sticky;
  top: 0;
  z-index: 200;
  box-shadow: var(--sh-xs);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 12px;
  position: relative;
}

.site-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.2;
}

.site-title a { color: var(--clr-dark); }
.site-title a:hover { color: var(--clr-primary); }

.site-description { display: none; }

@media (min-width: 768px) {
  :root { --header-h: 72px; }
  .site-title { font-size: 1.25rem; }
  .site-description {
    display: block;
    font-size: .72rem;
    color: var(--clr-gray-lt);
    font-family: var(--font-sans);
    font-weight: 400;
    margin: 2px 0 0;
    letter-spacing: .03em;
  }
}

/* ── ハンバーガーボタン ── */
.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 44px;
  height: 44px;
  padding: 11px 10px;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
  border-radius: var(--r-sm);
  transition: background var(--ease);
  -webkit-tap-highlight-color: transparent;
}

.mobile-menu-btn:hover { background: var(--clr-bg2); }

.mobile-menu-btn .bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--clr-dark);
  border-radius: var(--r-full);
  transform-origin: center;
  transition: transform var(--ease), opacity var(--ease);
}

.mobile-menu-btn.is-open .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-btn.is-open .bar:nth-child(2) { opacity: 0; }
.mobile-menu-btn.is-open .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (min-width: 768px) { .mobile-menu-btn { display: none; } }

/* ============================================================
   ナビゲーション
============================================================ */
.nav-primary {
  background: var(--clr-white);
  border-bottom: 1px solid var(--clr-border);
}

/* ── モバイル：デフォルト非表示 ── */
@media (max-width: 767px) {
  .nav-primary {
    overflow: hidden;
    max-height: 0;
    transition: max-height .35s ease, border-color .35s ease;
    border-bottom: none;
    position: relative;
    z-index: 190;
  }

  .nav-primary.is-open {
    max-height: 480px;
    border-bottom: 1px solid var(--clr-border);
    box-shadow: 0 6px 16px rgba(62,58,58,.1);
  }

  .nav-primary .genesis-nav-menu {
    flex-direction: column;
    align-items: stretch;
    padding: 8px 0 16px;
    gap: 0;
  }

  .genesis-nav-menu > .menu-item > a {
    padding: 13px var(--px);
    font-size: 1rem;
    border-radius: 0;
    border-bottom: 1px solid var(--clr-bg2);
    width: 100%;
  }

  .genesis-nav-menu > .menu-item:last-child > a { border-bottom: none; }
}

/* ── デスクトップ ── */
.nav-primary .wrap { padding-inline: var(--px); }

.nav-primary .genesis-nav-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  padding: 6px 0;
}

.genesis-nav-menu a {
  display: block;
  padding: 7px 16px;
  border-radius: var(--r-full);
  font-size: .875rem;
  font-weight: 500;
  color: var(--clr-gray);
  letter-spacing: .02em;
  transition: color var(--ease), background var(--ease);
}

.genesis-nav-menu a:hover,
.genesis-nav-menu .current-menu-item > a {
  color: var(--clr-primary-dk);
  background: var(--clr-bg2);
}

/* サブメニュー */
.genesis-nav-menu .sub-menu {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-md);
  min-width: 200px;
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity var(--ease), transform var(--ease);
}

.genesis-nav-menu .menu-item:hover > .sub-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.genesis-nav-menu .menu-item { position: relative; }

.genesis-nav-menu .sub-menu a {
  border-radius: 0;
  padding: 10px 16px;
}

/* ============================================================
   ボタン
============================================================ */
.btn,
.button,
button[type="submit"],
input[type="submit"],
input[type="button"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 28px;
  min-height: 48px;
  border-radius: var(--r-sm);
  font-family: var(--font-sans);
  font-size: .9rem;
  font-weight: 700;
  letter-spacing: .03em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--ease), color var(--ease), border-color var(--ease), transform var(--ease), box-shadow var(--ease);
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
}

.btn-primary:hover {
  background: var(--clr-primary-dk);
  border-color: var(--clr-primary-dk);
  color: var(--clr-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(77,124,138,.35);
}

.btn-outline {
  background: transparent;
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}

.btn-outline:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  transform: translateY(-2px);
}

.btn-gold {
  background: var(--clr-gold);
  color: var(--clr-dark);
  border-color: var(--clr-gold);
}

.btn-gold:hover {
  background: var(--clr-gold-dk);
  border-color: var(--clr-gold-dk);
  color: var(--clr-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(201,169,110,.4);
}

.btn-ghost {
  background: rgba(255,255,255,.1);
  color: var(--clr-white);
  border-color: rgba(255,255,255,.4);
  backdrop-filter: blur(4px);
}

.btn-ghost:hover {
  background: rgba(255,255,255,.2);
  color: var(--clr-white);
  border-color: rgba(255,255,255,.7);
}

/* ============================================================
   セクション共通
============================================================ */
.home-section { padding: 64px var(--px); }

.section-tag {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--clr-primary);
  border-bottom: 2px solid var(--clr-gold);
  padding-bottom: 3px;
  margin-bottom: 14px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.45rem, 4vw, 2.1rem);
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--clr-dark);
}

.section-desc {
  font-size: .95rem;
  color: var(--clr-gray);
  margin-bottom: 40px;
  line-height: 1.9;
}

.section-header { text-align: center; }
.section-header .section-desc { max-width: 560px; margin-inline: auto; }
.section-header .section-tag,
.section-header .section-title { display: block; }

@media (min-width: 768px) { .home-section { padding: 88px var(--px); } }

/* ============================================================
   ヒーロー
============================================================ */
.home-hero {
  background: var(--clr-charcoal);
  padding: 80px var(--px) 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* 薄いドット背景 */
.home-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(206,215,220,.12) 1px, transparent 1px);
  background-size: 28px 28px;
}

/* 下部ウェーブ */
.home-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 60px;
  background: var(--clr-bg);
  clip-path: ellipse(60% 100% at 50% 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin-inline: auto;
}

.hero-eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--clr-gold);
  border: 1px solid rgba(201,169,110,.5);
  padding: 5px 18px;
  border-radius: var(--r-full);
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 6.5vw, 3.6rem);
  font-weight: 700;
  color: var(--clr-white);
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -.01em;
}

.hero-title .accent-line {
  display: block;
  color: var(--clr-bluegray);
  font-size: .7em;
  font-weight: 400;
  letter-spacing: .05em;
  margin-top: 8px;
  font-family: var(--font-sans);
}

.hero-rule {
  width: 60px;
  height: 2px;
  background: var(--clr-gold);
  margin: 24px auto;
}

.hero-desc {
  font-size: clamp(.95rem, 2.5vw, 1.1rem);
  color: rgba(255,255,255,.78);
  margin-bottom: 36px;
  line-height: 1.9;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

@media (min-width: 768px) {
  .home-hero { padding: 108px var(--px) 120px; }
}

/* ============================================================
   トピックスカード
============================================================ */
.home-topics { background: var(--clr-bg2); }

.topics-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: var(--max-w);
  margin-inline: auto;
}

@media (min-width: 500px) { .topics-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .topics-grid { grid-template-columns: repeat(3, 1fr); } }

.topic-card {
  background: var(--clr-white);
  border-radius: var(--r-md);
  padding: 26px 22px;
  box-shadow: var(--sh-sm);
  display: flex;
  flex-direction: column;
  border-left: 3px solid var(--card-color, var(--clr-primary));
  transition: transform var(--ease), box-shadow var(--ease);
}

.topic-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sh-md);
}

.topic-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  display: block;
}

.topic-name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--clr-dark);
  line-height: 1.4;
}

.topic-desc {
  font-size: .855rem;
  color: var(--clr-gray);
  line-height: 1.75;
  flex: 1;
  margin: 0;
}

.topic-note-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 16px;
  padding: 8px 14px;
  background: var(--clr-bg2);
  color: var(--clr-primary-dk);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-sm);
  font-size: .8rem;
  font-weight: 700;
  align-self: flex-start;
  transition: background var(--ease), border-color var(--ease), color var(--ease);
  line-height: 1.4;
}

.topic-note-link:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
}

/* ============================================================
   アバウト
============================================================ */
.home-about { background: var(--clr-white); }

.about-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 40px;
  align-items: center;
}

.about-visual { width: 100%; max-width: 380px; flex-shrink: 0; }

.about-illust {
  background: var(--clr-bg3);
  border-radius: var(--r-lg);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  position: relative;
  overflow: hidden;
}

.about-illust::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(77,124,138,.08) 0%, transparent 60%);
}

.about-text .section-tag,
.about-text .section-title { text-align: left; display: block; }

.about-text .section-desc { text-align: left; }

.about-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 24px;
}

.about-feature {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 16px;
  background: var(--clr-bg);
  border-radius: var(--r-sm);
  border-left: 3px solid var(--clr-bluegray);
}

.about-feature-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--clr-bg2);
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-feature-body h4 {
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 3px;
  color: var(--clr-dark);
}

.about-feature-body p {
  font-size: .8rem;
  color: var(--clr-gray);
  margin: 0;
  line-height: 1.7;
}

@media (min-width: 900px) {
  .about-inner { flex-direction: row; }
  .about-visual { max-width: 400px; width: 38%; }
}

/* ============================================================
   スケジュール
============================================================ */
.home-schedule {
  background: var(--clr-dark);
  color: var(--clr-white);
  position: relative;
  overflow: hidden;
}

.home-schedule::before {
  content: '';
  position: absolute;
  width: 350px; height: 350px;
  background: radial-gradient(circle, var(--clr-primary) 0%, transparent 65%);
  bottom: -120px; right: -80px;
  opacity: .18;
}

.home-schedule .section-tag { color: var(--clr-gold); border-bottom-color: var(--clr-gold); }
.home-schedule .section-title { color: var(--clr-white); }
.home-schedule .section-desc { color: rgba(255,255,255,.6); }

.schedule-list {
  max-width: 680px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.schedule-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-md);
  padding: 18px 22px;
  transition: background var(--ease), border-color var(--ease);
}

.schedule-item:hover {
  background: rgba(255,255,255,.09);
  border-color: rgba(206,215,220,.3);
}

.schedule-date {
  flex-shrink: 0;
  text-align: center;
  min-width: 52px;
}

.schedule-date .month {
  display: block;
  font-size: .68rem;
  color: var(--clr-gold);
  letter-spacing: .08em;
  margin-bottom: 2px;
}

.schedule-date .day {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  color: var(--clr-white);
}

.schedule-date .weekday {
  display: block;
  font-size: .68rem;
  color: rgba(255,255,255,.5);
  margin-top: 2px;
}

.schedule-divider {
  width: 1px;
  height: 44px;
  background: rgba(206,215,220,.2);
  flex-shrink: 0;
}

.schedule-badge {
  display: inline-block;
  background: rgba(77,124,138,.7);
  color: var(--clr-white);
  font-size: .68rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: var(--r-full);
  margin-bottom: 6px;
  letter-spacing: .04em;
}

.schedule-name {
  font-size: .95rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 4px;
}

.schedule-meta {
  font-size: .78rem;
  color: rgba(255,255,255,.55);
}

/* ============================================================
   ブログ / 最新記事
============================================================ */
.home-blog { background: var(--clr-bg); }

.posts-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: var(--max-w);
  margin-inline: auto;
}

@media (min-width: 580px) { .posts-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .posts-grid { grid-template-columns: repeat(3, 1fr); } }

.post-card {
  background: var(--clr-white);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--sh-sm);
  border: 1px solid var(--clr-border);
  transition: transform var(--ease), box-shadow var(--ease);
  display: flex;
  flex-direction: column;
}

.post-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }

.post-card-thumb {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--clr-bg3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.post-card-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}

.post-card:hover .post-card-thumb img { transform: scale(1.05); }

.post-card-body {
  padding: 18px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-card-cat {
  font-size: .72rem;
  font-weight: 700;
  color: var(--clr-primary);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 7px;
}

.post-card-title {
  font-family: var(--font-serif);
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.55;
  color: var(--clr-dark);
  flex: 1;
}

.post-card-title a { color: var(--clr-dark); }
.post-card-title a:hover { color: var(--clr-primary); }

.post-card-meta {
  font-size: .75rem;
  color: var(--clr-gray-lt);
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--clr-bg2);
}

/* ============================================================
   CTA バナー
============================================================ */
.home-cta {
  background: linear-gradient(145deg, var(--clr-bg2) 0%, var(--clr-bg3) 100%);
  text-align: center;
  padding: 80px var(--px);
  position: relative;
  overflow: hidden;
}

.home-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='48'%3E%3Crect x='22' y='22' width='4' height='4' fill='rgba(62,58,58,.05)'/%3E%3C/svg%3E");
  background-size: 48px 48px;
}

.cta-inner {
  position: relative;
  z-index: 1;
  max-width: 580px;
  margin-inline: auto;
}

.cta-icon {
  font-size: 3rem;
  margin-bottom: 14px;
  display: block;
}

.home-cta .section-title { color: var(--clr-dark); margin-bottom: 14px; }
.home-cta .section-desc { color: var(--clr-gray); margin-inline: auto; max-width: 460px; }

.home-cta .section-desc a { color: var(--clr-primary); }
.home-cta .section-desc a:hover { color: var(--clr-primary-dk); }

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}

/* ============================================================
   ウィジェット（サイドバー）
============================================================ */
.widget {
  background: var(--clr-white);
  border-radius: var(--r-md);
  padding: 22px;
  margin-bottom: 22px;
  box-shadow: var(--sh-sm);
  border: 1px solid var(--clr-border);
}

.widget-title {
  font-family: var(--font-serif);
  font-size: .95rem;
  font-weight: 700;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--clr-bluegray);
  color: var(--clr-dark);
}

.widget ul li {
  padding: 7px 0;
  border-bottom: 1px solid var(--clr-bg);
  font-size: .875rem;
}

.widget ul li:last-child { border-bottom: none; }
.widget ul li a { color: var(--clr-gray); }
.widget ul li a:hover { color: var(--clr-primary); padding-left: 4px; transition: padding var(--ease); }

/* ============================================================
   通常記事ページ
============================================================ */
.entry {
  background: var(--clr-white);
  border-radius: var(--r-md);
  padding: 28px 24px;
  box-shadow: var(--sh-sm);
  border: 1px solid var(--clr-border);
  margin-bottom: 28px;
}

@media (min-width: 640px) { .entry { padding: 40px; } }

.entry-header { margin-bottom: 24px; }

.entry-categories a {
  display: inline-block;
  background: var(--clr-primary);
  color: var(--clr-white);
  font-size: .72rem;
  font-weight: 700;
  padding: 3px 11px;
  border-radius: var(--r-full);
  margin-right: 6px;
  margin-bottom: 10px;
  letter-spacing: .04em;
}

.entry-title {
  font-family: var(--font-serif);
  font-size: clamp(1.3rem, 3.5vw, 2rem);
  margin-bottom: 12px;
}

.entry-meta {
  font-size: .78rem;
  color: var(--clr-gray-lt);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.entry-content {
  line-height: 1.95;
  font-size: .95rem;
}

.entry-content h2 {
  font-size: 1.4rem;
  margin: 2em 0 .75em;
  padding-left: 14px;
  border-left: 3px solid var(--clr-primary);
}

.entry-content h3 {
  font-size: 1.15rem;
  margin: 1.75em 0 .6em;
  color: var(--clr-primary-dk);
}

.entry-content p { margin-bottom: 1.3em; }

.entry-content a {
  color: var(--clr-primary);
  border-bottom: 1px solid rgba(77,124,138,.35);
}

.entry-content a:hover { border-bottom-color: var(--clr-primary); }

.entry-content blockquote {
  background: var(--clr-bg2);
  border-left: 3px solid var(--clr-bluegray);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  padding: 16px 20px;
  margin: 1.5em 0;
  font-style: italic;
  color: var(--clr-gray);
}

.entry-content code {
  background: var(--clr-bg2);
  border-radius: var(--r-xs);
  font-family: 'Courier New', monospace;
  font-size: .85em;
  padding: 2px 7px;
  color: var(--clr-primary-dk);
}

.entry-content pre {
  background: var(--clr-dark2);
  color: #e0dcdc;
  border-radius: var(--r-md);
  padding: 20px;
  overflow-x: auto;
  font-size: .85rem;
  line-height: 1.7;
  margin: 1.5em 0;
}

.entry-content pre code { background: none; color: inherit; padding: 0; }

.entry-content ul, .entry-content ol {
  list-style: revert;
  padding-left: 1.5em;
  margin-bottom: 1.3em;
}

.entry-content li { margin-bottom: .5em; }

.entry-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: .9rem;
  display: block;
  overflow-x: auto;
}

.entry-content th, .entry-content td {
  padding: 10px 14px;
  border: 1px solid var(--clr-border);
  text-align: left;
}

.entry-content th {
  background: var(--clr-bg2);
  color: var(--clr-dark);
  font-weight: 700;
}

.entry-content tr:nth-child(even) td { background: var(--clr-bg); }

/* ページネーション */
.archive-pagination {
  text-align: center;
  margin: 40px 0;
}

.archive-pagination .pagination-next,
.archive-pagination .pagination-previous,
.archive-pagination li a,
.archive-pagination li span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 14px;
  border-radius: var(--r-sm);
  font-size: .875rem;
  font-weight: 700;
  margin: 0 3px;
  background: var(--clr-white);
  color: var(--clr-gray);
  border: 1px solid var(--clr-border);
  box-shadow: var(--sh-xs);
  transition: background var(--ease), color var(--ease), border-color var(--ease);
}

.archive-pagination .active span,
.archive-pagination li a:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
}

/* ============================================================
   フッター
============================================================ */
.site-footer {
  background: var(--clr-dark2);
  color: rgba(255,255,255,.7);
  padding: 56px var(--px) 28px;
}

.footer-inner {
  max-width: var(--max-w);
  margin-inline: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  margin-bottom: 44px;
}

@media (min-width: 600px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }

.footer-brand .brand-name {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: .83rem;
  line-height: 1.85;
  color: rgba(255,255,255,.52);
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-size: .83rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(206,215,220,.2);
  text-transform: uppercase;
  letter-spacing: .08em;
}

.footer-col ul li { padding: 6px 0; }

.footer-col ul li a {
  font-size: .83rem;
  color: rgba(255,255,255,.52);
  transition: color var(--ease), padding-left var(--ease);
}

.footer-col ul li a:hover { color: var(--clr-bluegray); padding-left: 5px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
}

.footer-creds-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.footer-copy {
  font-size: .78rem;
  color: rgba(255,255,255,.38);
  margin: 0;
}

.footer-copy a { color: rgba(255,255,255,.5); }
.footer-copy a:hover { color: var(--clr-white); }

/* ============================================================
   ユーティリティ
============================================================ */
.text-center { text-align: center; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* スクロールアニメーション */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .55s ease, transform .55s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   WordPress 標準クラス
============================================================ */
.aligncenter { display: block; margin-inline: auto; }
.alignright   { float: right; margin-left: 20px; margin-bottom: 12px; }
.alignleft    { float: left;  margin-right: 20px; margin-bottom: 12px; }
.wp-caption   { max-width: 100%; }
.wp-caption-text { font-size: .78rem; color: var(--clr-gray-lt); text-align: center; margin-top: 5px; }