/* ============================================
   めばえのカリフォルニアブログ - スタイルシート
   温かみのある、読みやすいデザイン
   ============================================ */

/* --- CSS Variables --- */
:root {
  --color-primary: #e8917a;      /* さくら色 */
  --color-primary-dark: #d4705a;
  --color-primary-light: #fdf0ed;
  --color-accent: #7ab8a8;       /* ミントグリーン */
  --color-accent-light: #e8f5f1;
  --color-text: #3d3d3d;
  --color-text-light: #6b6b6b;
  --color-text-muted: #999;
  --color-bg: #fefcfa;
  --color-bg-card: #ffffff;
  --color-bg-code: #f5f0eb;
  --color-border: #ede7e0;
  --color-shadow: rgba(0, 0, 0, 0.06);

  --font-sans: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Noto Serif JP', Georgia, serif;

  --max-width: 1100px;
  --content-width: 720px;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s ease;
}

/* --- Reset & Base --- */
*, *::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);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary-dark);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-primary);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Header --- */
.site-header {
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 8px var(--color-shadow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  text-decoration: none;
}

.site-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  white-space: nowrap;
}

.site-nav ul {
  display: flex;
  list-style: none;
  gap: 2px;
  flex-wrap: nowrap;
}

.site-nav a {
  display: block;
  padding: 6px 10px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-light);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-primary-dark);
  background: var(--color-primary-light);
}

/* Hamburger menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* --- Hero Section --- */
.hero {
  text-align: center;
  padding: 60px 20px;
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-accent-light) 100%);
  border-radius: 0 0 var(--radius) var(--radius);
  margin-bottom: 40px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-text);
  margin-bottom: 12px;
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto 20px;
  line-height: 1.8;
}

.hero-tags {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-tags .tag {
  background: var(--color-bg-card);
  color: var(--color-primary-dark);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

/* --- Category Navigation --- */
.category-nav {
  margin-bottom: 48px;
}

.category-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
}

.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 20px 12px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  transition: all var(--transition);
}

.category-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px var(--color-shadow);
  border-color: var(--color-primary);
}

.category-icon {
  font-size: 2rem;
}

.category-name {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
}

/* --- Section Titles --- */
.section-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 28px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary-light);
}

/* --- Post Card Grid --- */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.post-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}

.post-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px var(--color-shadow);
}

.post-card-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform var(--transition);
}

.post-card:hover .post-card-image img {
  transform: scale(1.03);
}

.post-card-content {
  padding: 20px;
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.post-category {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 500;
  text-decoration: none;
}

.post-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.5;
}

.post-card-title a {
  color: var(--color-text);
}

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

.post-card-excerpt {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 12px;
}

.read-more {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary-dark);
}

.read-more:hover {
  color: var(--color-primary);
}

/* --- Single Post --- */
.single-post {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 40px 0;
}

.post-header {
  margin-bottom: 32px;
}

.post-header .post-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.post-header .post-categories {
  display: flex;
  gap: 8px;
}

.post-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  line-height: 1.5;
  font-weight: 700;
}

.post-description {
  margin-top: 12px;
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.post-featured-image {
  margin-bottom: 32px;
  border-radius: var(--radius);
  overflow: hidden;
}

.post-featured-image img {
  width: 100%;
  border-radius: var(--radius);
}

/* --- TOC --- */
.toc {
  background: var(--color-primary-light);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 32px;
}

.toc summary {
  font-weight: 700;
  cursor: pointer;
  font-size: 0.95rem;
  color: var(--color-text);
}

.toc nav {
  margin-top: 12px;
}

.toc ul {
  padding-left: 20px;
}

.toc li {
  margin: 6px 0;
}

.toc a {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.toc a:hover {
  color: var(--color-primary-dark);
}

/* --- Post Content --- */
.post-content {
  font-size: 1rem;
  line-height: 2;
  margin-bottom: 40px;
}

.post-content h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin: 48px 0 20px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary-light);
}

.post-content h3 {
  font-size: 1.25rem;
  margin: 36px 0 16px;
  padding-left: 14px;
  border-left: 4px solid var(--color-primary);
}

.post-content h4 {
  font-size: 1.1rem;
  margin: 28px 0 12px;
}

.post-content p {
  margin-bottom: 1.5em;
}

.post-content img {
  border-radius: var(--radius-sm);
  margin: 20px auto;
  box-shadow: 0 4px 12px var(--color-shadow);
}

.post-content blockquote {
  border-left: 4px solid var(--color-accent);
  background: var(--color-accent-light);
  padding: 16px 20px;
  margin: 24px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
}

.post-content ul, .post-content ol {
  padding-left: 28px;
  margin-bottom: 1.5em;
}

.post-content li {
  margin-bottom: 0.5em;
}

.post-content a {
  color: var(--color-primary-dark);
  border-bottom: 1px solid var(--color-primary-light);
}

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

.post-content code {
  background: var(--color-bg-code);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
}

.post-content pre {
  background: #2d2d2d;
  color: #f8f8f2;
  padding: 20px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  margin: 24px 0;
}

.post-content pre code {
  background: none;
  padding: 0;
}

/* --- Tags --- */
.post-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 0;
  border-top: 1px solid var(--color-border);
  margin-bottom: 24px;
}

.tags-label {
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.tag {
  background: var(--color-bg-code);
  color: var(--color-text-light);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  text-decoration: none;
  transition: all var(--transition);
}

.tag:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* --- Share Buttons --- */
.share-buttons {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 40px;
}

.share-label {
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 24px;
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition);
}

.share-twitter {
  background: #1a1a1a;
  color: #fff;
}
.share-twitter:hover {
  background: #333;
  color: #fff;
}

.share-facebook {
  background: #1877f2;
  color: #fff;
}
.share-facebook:hover {
  background: #1565d8;
  color: #fff;
}

.share-line {
  background: #06c755;
  color: #fff;
}
.share-line:hover {
  background: #05b34a;
  color: #fff;
}

.share-hatena {
  background: #00a4de;
  color: #fff;
}
.share-hatena:hover {
  background: #0093c7;
  color: #fff;
}

/* --- Related Posts --- */
.related-posts {
  margin-bottom: 40px;
}

.related-posts h2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 20px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.related-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  text-decoration: none;
  transition: all var(--transition);
}

.related-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px var(--color-shadow);
}

.related-card img {
  width: 100%;
  height: 140px;
  object-fit: cover;
}

.related-info {
  padding: 12px;
}

.related-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.related-info h3 {
  font-size: 0.9rem;
  color: var(--color-text);
  margin-top: 4px;
  line-height: 1.5;
}

/* --- Post Navigation --- */
.post-navigation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.nav-prev, .nav-next {
  display: block;
  padding: 20px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all var(--transition);
}

.nav-prev:hover, .nav-next:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px var(--color-shadow);
}

.nav-next {
  text-align: right;
}

.nav-label {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.nav-title {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text);
  font-weight: 500;
  line-height: 1.5;
}

/* --- Pagination --- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 40px 0;
}

.pagination a {
  padding: 10px 20px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 24px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition);
}

.pagination a:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

.pagination-info {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* --- List Page --- */
.list-page {
  padding: 40px 0;
}

.list-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.list-description {
  color: var(--color-text-light);
  margin-bottom: 32px;
}

/* --- Ad Container --- */
.ad-container {
  margin: 32px 0;
  text-align: center;
  min-height: 100px;
}

/* --- Amazon Affiliate Box --- */
.amazon-box {
  background: var(--color-bg-card);
  border: 2px solid #ff9900;
  border-radius: var(--radius);
  padding: 20px;
  margin: 24px 0;
  display: flex;
  gap: 16px;
  align-items: center;
}

.amazon-box img {
  width: 120px;
  flex-shrink: 0;
}

.amazon-box-info {
  flex: 1;
}

.amazon-box-info h4 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.amazon-box-info p {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.amazon-btn {
  display: inline-block;
  background: #ff9900;
  color: #fff;
  padding: 10px 24px;
  border-radius: 24px;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all var(--transition);
}

.amazon-btn:hover {
  background: #e68a00;
  color: #fff;
}

/* --- Weee! Referral Box --- */
.weee-box {
  background: linear-gradient(135deg, #e8f5e9, #f1f8e9);
  border: 2px solid #66bb6a;
  border-radius: var(--radius);
  padding: 24px;
  margin: 24px 0;
  text-align: center;
}

.weee-box h4 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: #2e7d32;
}

.weee-box p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.weee-btn {
  display: inline-block;
  background: #66bb6a;
  color: #fff;
  padding: 12px 32px;
  border-radius: 24px;
  font-weight: 700;
  text-decoration: none;
  transition: all var(--transition);
}

.weee-btn:hover {
  background: #4caf50;
  color: #fff;
}

/* --- Page Content (About, Privacy) --- */
.page-content {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 40px 0;
}

.page-content h1 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  margin-bottom: 32px;
}

.page-content .content {
  line-height: 2;
}

.page-content .content h2 {
  font-size: 1.4rem;
  margin: 40px 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-primary-light);
}

.page-content .content p {
  margin-bottom: 1.5em;
}

/* --- Footer --- */
.site-footer {
  background: #faf7f4;
  border-top: 1px solid var(--color-border);
  padding: 48px 0 24px;
  margin-top: 60px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-content h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--color-text);
}

.footer-about p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.footer-categories ul,
.footer-links ul {
  list-style: none;
}

.footer-categories li,
.footer-links li {
  margin-bottom: 8px;
}

.footer-categories a,
.footer-links a {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.footer-categories a:hover,
.footer-links a:hover {
  color: var(--color-primary-dark);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.affiliate-disclosure {
  margin-top: 4px;
  font-size: 0.75rem !important;
  color: var(--color-text-muted);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .menu-toggle {
    display: flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-bg-card);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 12px var(--color-shadow);
    padding: 12px 0;
  }

  .site-nav.active {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    flex-wrap: wrap;
    padding: 0 20px;
  }

  .site-nav a {
    padding: 12px 16px;
    font-size: 1rem;
  }

  .hero {
    padding: 40px 20px;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .posts-grid {
    grid-template-columns: 1fr;
  }

  .category-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .post-title {
    font-size: 1.4rem;
  }

  .post-content h2 {
    font-size: 1.3rem;
  }

  .post-navigation {
    grid-template-columns: 1fr;
  }

  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .share-buttons {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .amazon-box {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 15px;
  }

  .category-cards {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .category-card {
    padding: 14px 8px;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   画像・動画・ギャラリー
   ============================================ */

/* --- ブログ画像 --- */
.blog-image {
  margin: 1.5em 0;
  text-align: center;
}

.blog-image img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 2px 12px var(--color-shadow);
}

.blog-image figcaption {
  margin-top: 0.5em;
  font-size: 0.85rem;
  color: var(--color-text-light);
  font-style: italic;
}

/* --- 写真ギャラリー --- */
.photo-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 12px;
  margin: 1.5em 0;
}

.photo-gallery .blog-image {
  margin: 0;
}

.photo-gallery .blog-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.photo-gallery .blog-image img:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

/* --- 動画コンテナ（YouTube） --- */
.video-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 アスペクト比 */
  margin: 1.5em 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 12px var(--color-shadow);
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* --- ライトボックス（画像拡大表示） --- */
.lightbox-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  z-index: 9999;
  cursor: pointer;
  justify-content: center;
  align-items: center;
}

.lightbox-overlay.active {
  display: flex;
}

.lightbox-overlay img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius);
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 2rem;
  color: #fff;
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
}

/* --- レスポンシブ：ギャラリー --- */
@media (max-width: 600px) {
  .photo-gallery {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .photo-gallery .blog-image img {
    height: 140px;
  }

  .video-container {
    margin: 1em 0;
  }
}

/* ============================================
   カレンダー＆フォロー横並び
   ============================================ */
.calendar-follow-row {
  display: flex;
  gap: 20px;
  align-items: stretch;
  margin-bottom: 30px;
}
.calendar-follow-row .blog-calendar {
  flex: 1;
  min-width: 0;
  margin-bottom: 0;
}
.calendar-follow-row .follow-section {
  flex: 1;
  min-width: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
@media (max-width: 700px) {
  .calendar-follow-row {
    flex-direction: column;
  }
}

/* ============================================
   カレンダー
   ============================================ */
.blog-calendar {
  background: var(--color-bg-card);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 30px;
}
.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.calendar-header h3 {
  font-size: 0.95rem;
  color: var(--color-text);
}
.calendar-nav {
  display: flex;
  gap: 6px;
}
.calendar-nav button {
  background: var(--color-primary-light);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 3px 8px;
  cursor: pointer;
  font-size: 0.75rem;
  color: var(--color-primary-dark);
  transition: var(--transition);
}
.calendar-nav button:hover {
  background: var(--color-primary);
  color: white;
}
.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 0.7rem;
  font-weight: bold;
  color: var(--color-text-muted);
  margin-bottom: 2px;
}
.calendar-weekdays span:first-child { color: #e74c3c; }
.calendar-weekdays span:last-child { color: #3498db; }
.calendar-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
}
.calendar-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  border-radius: 5px;
  color: var(--color-text-light);
  position: relative;
  cursor: default;
  overflow: hidden;
}
.calendar-day.today {
  background: var(--color-accent-light);
  font-weight: bold;
  color: var(--color-accent);
}
.calendar-day.has-post {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
}
.calendar-day.has-post:hover {
  background: var(--color-primary);
  color: white;
}
.calendar-day.has-post::after {
  content: '';
  position: absolute;
  bottom: 3px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary);
}
.calendar-day.has-post:hover::after {
  background: white;
}
.calendar-day.other-month {
  color: #ddd;
}
.calendar-tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-text);
  color: white;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.75rem;
  white-space: nowrap;
  display: none;
  z-index: 10;
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.calendar-day.has-post:hover .calendar-tooltip {
  display: block;
}

/* ============================================
   いいね・コメント・フォロー
   ============================================ */

/* いいねボタン */
.like-section {
  text-align: center;
  margin: 30px 0;
  padding: 24px;
  background: var(--color-primary-light);
  border-radius: var(--radius);
}
.like-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: 2px solid var(--color-primary);
  border-radius: 30px;
  background: white;
  color: var(--color-primary);
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
}
.like-btn:hover {
  background: var(--color-primary);
  color: white;
  transform: scale(1.05);
}
.like-btn.liked {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary-dark);
}
.like-icon { font-size: 1.3rem; }
.like-text { font-size: 0.95rem; }

/* コメントセクション */
.comments-section {
  margin: 30px 0;
  padding: 24px;
  background: var(--color-bg-card);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
}
.comments-section h3 {
  font-size: 1.1rem;
  margin-bottom: 16px;
  color: var(--color-primary-dark);
}
.comment-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}
.comment-form input, .comment-form textarea {
  padding: 10px 14px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: var(--transition);
}
.comment-form input:focus, .comment-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.comment-form textarea {
  min-height: 80px;
  resize: vertical;
}
.comment-form button {
  align-self: flex-start;
  padding: 10px 24px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
}
.comment-form button:hover { background: var(--color-primary-dark); }
.comment-form button:disabled { opacity: 0.6; cursor: not-allowed; }

.comment-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
}
.comment-item:last-child { border-bottom: none; }
.comment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}
.comment-author {
  font-weight: bold;
  font-size: 0.9rem;
  color: var(--color-text);
}
.comment-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}
.comment-body {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text-light);
  white-space: pre-wrap;
}
.no-comments {
  text-align: center;
  color: var(--color-text-muted);
  padding: 20px;
  font-size: 0.9rem;
}

/* フォローセクション */
.follow-section {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent-light));
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  margin: 30px 0;
}
.follow-section h3 {
  font-size: 1.1rem;
  color: var(--color-text);
  margin-bottom: 6px;
}
.follow-section .follow-desc {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 16px;
}
.follow-section .follower-badge {
  display: inline-block;
  background: white;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--color-primary-dark);
  font-weight: bold;
  margin-bottom: 14px;
}
.follow-form-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  justify-content: center;
  max-width: 300px;
  margin: 0 auto;
}
.follow-form-inner input {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  background: white;
}
.follow-form-inner input:focus { outline: none; border-color: var(--color-primary); }
.follow-form-inner button {
  padding: 10px 20px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: bold;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.follow-form-inner button:hover { background: var(--color-primary-dark); }
.follow-thanks {
  color: var(--color-primary-dark);
  font-size: 0.95rem;
}
.unfollow-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  text-decoration: underline;
  margin-top: 6px;
}
.unfollow-btn:hover { color: var(--color-primary); }

@media (max-width: 600px) {
  .follow-form-inner { flex-direction: column; }
  .follow-form-inner input { min-width: 100%; }
  .calendar-day { font-size: 0.75rem; }
}