@charset "UTF-8";
/**
* rem変換 ※375以下ではvwとする
* $number 数値
* 例) 32pxをremに変換 (32);
*/
/* Hero Section Styles */
.hero-section {
  min-height: 100vh;
  background: #ffffff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px; /* ヘッダーの高さ分のパディング */
}
.hero-section::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -15%;
  width: 60%;
  height: 60%;
  background: linear-gradient(135deg, rgba(255, 140, 0, 0.25) 0%, rgba(255, 182, 193, 0.15) 50%, transparent 100%);
  border-radius: 70% 30% 60% 40%/40% 60% 30% 70%;
  z-index: 1;
}
.hero-section::after {
  content: "";
  position: absolute;
  bottom: 15%;
  left: -25%;
  width: 60%;
  height: 60%;
  background: linear-gradient(315deg, rgba(46, 129, 176, 0.22) 0%, rgba(72, 149, 239, 0.15) 50%, rgba(46, 129, 176, 0.08) 100%);
  border-radius: 80% 20% 70% 30%/30% 70% 20% 80%;
  z-index: 1;
}
.hero-section .decoration-circle {
  position: absolute;
  border-radius: 50%;
  z-index: 1;
}
.hero-section .decoration-circle.circle-1 {
  top: 10%;
  left: 15%;
  width: 200px;
  height: 200px;
  background: linear-gradient(45deg, rgba(255, 105, 180, 0.2) 0%, rgba(255, 182, 193, 0.12) 60%, transparent 100%);
  border-radius: 60% 40% 70% 30%/30% 70% 40% 60%;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 2;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.hero-text {
  color: #333;
}

.hero-title {
  color: #0D1D3B;
  font-size: clamp(3.5rem, 5vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  -webkit-animation: fadeInUp 1s ease-out;
          animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  color: #0D1D3B;
  font-size: clamp(1.5rem, 2.5vw, 1.6rem);
  font-weight: 300;
  opacity: 0.9;
  margin-bottom: 2rem;
  -webkit-animation: fadeInUp 1s ease-out 0.2s both;
          animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-image {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-animation: fadeInRight 1s ease-out 0.4s both;
          animation: fadeInRight 1s ease-out 0.4s both;
}

.hero-visual {
  max-width: 100%;
  height: auto;
  -webkit-transition: -webkit-transform 0.3s ease;
  transition: -webkit-transform 0.3s ease;
  transition: transform 0.3s ease;
  transition: transform 0.3s ease, -webkit-transform 0.3s ease;
  will-change: transform;
}
.hero-visual:hover {
  -webkit-transform: translateY(-10px) scale(1.02);
          transform: translateY(-10px) scale(1.02);
}

.hero-visual.parallax {
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  will-change: transform;
}

/* Animations */
@-webkit-keyframes fadeInUp {
  from {
    opacity: 0;
    -webkit-transform: translateY(30px);
            transform: translateY(30px);
  }
  to {
    opacity: 1;
    -webkit-transform: translateY(0);
            transform: translateY(0);
  }
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    -webkit-transform: translateY(30px);
            transform: translateY(30px);
  }
  to {
    opacity: 1;
    -webkit-transform: translateY(0);
            transform: translateY(0);
  }
}
@-webkit-keyframes fadeInRight {
  from {
    opacity: 0;
    -webkit-transform: translateX(30px);
            transform: translateX(30px);
  }
  to {
    opacity: 1;
    -webkit-transform: translateX(0);
            transform: translateX(0);
  }
}
@keyframes fadeInRight {
  from {
    opacity: 0;
    -webkit-transform: translateX(30px);
            transform: translateX(30px);
  }
  to {
    opacity: 1;
    -webkit-transform: translateX(0);
            transform: translateX(0);
  }
}
/* Responsive Design */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .hero-title {
    font-size: 2rem;
  }
  .hero-subtitle {
    font-size: 1.4rem;
  }
  .hero-container {
    padding: 0 15px;
  }
}
@media (max-width: 480px) {
  .hero-section {
    min-height: 80vh;
  }
  .hero-title {
    font-size: 1.7rem;
  }
  .hero-subtitle {
    font-size: 1.25rem;
  }
}
/* Features Section Styles */
.features-section {
  padding: 100px 0;
  background: #ffffff;
}

.features-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.features-title {
  font-size: clamp(3.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 1rem;
  -webkit-animation: fadeInUp 1s ease-out;
          animation: fadeInUp 1s ease-out;
}

.features-subtitle {
  font-size: clamp(1.5rem, 2.5vw, 1.6rem);
  color: #666;
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  -webkit-animation: fadeInUp 1s ease-out 0.2s both;
          animation: fadeInUp 1s ease-out 0.2s both;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  margin-top: 3rem;
}

.feature-card {
  background: white;
  padding: 40px 30px;
  border-radius: 20px;
  -webkit-box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
          box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-animation: fadeInUp 1s ease-out 0.4s both;
          animation: fadeInUp 1s ease-out 0.4s both;
}
.feature-card:hover {
  -webkit-transform: translateY(-10px);
          transform: translateY(-10px);
  -webkit-box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
          box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
  margin-bottom: 1.5rem;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  height: 80px;
}

.feature-card-title {
  font-size: 1.7rem;
  font-weight: 600;
  color: #0D1D3B;
  margin-bottom: 1rem;
}

.feature-card-description {
  color: #666;
  line-height: 1.6;
  font-size: 1.4rem;
}

/* Features Section Responsive */
@media (max-width: 768px) {
  .features-section {
    padding: 60px 0;
  }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .feature-card {
    padding: 30px 20px;
  }
}
/* Latest Posts Section Styles */
.latest-posts-section {
  padding: 100px 0;
  background: linear-gradient(135deg, rgba(46, 129, 176, 0.15) 0%, rgba(255, 215, 0, 0.12) 100%);
}

.latest-posts-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.latest-posts-title {
  font-size: clamp(3.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 1rem;
  -webkit-animation: fadeInUp 1s ease-out;
          animation: fadeInUp 1s ease-out;
}

.latest-posts-subtitle {
  font-size: clamp(1.5rem, 2.5vw, 1.6rem);
  color: #666;
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  -webkit-animation: fadeInUp 1s ease-out 0.2s both;
          animation: fadeInUp 1s ease-out 0.2s both;
}

.latest-posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-bottom: 4rem;
}

.post-card {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  -webkit-box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
          box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-animation: fadeInUp 1s ease-out 0.4s both;
          animation: fadeInUp 1s ease-out 0.4s both;
}
.post-card:hover {
  -webkit-transform: translateY(-10px);
          transform: translateY(-10px);
  -webkit-box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
          box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}
.post-card .post-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}
.post-card .post-card-link:hover {
  text-decoration: none;
  color: inherit;
}

.post-image {
  position: relative;
  height: 200px;
  overflow: hidden;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  background: #f8f9fa;
}
.post-image img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  -o-object-fit: contain;
     object-fit: contain;
  -webkit-transition: -webkit-transform 0.3s ease;
  transition: -webkit-transform 0.3s ease;
  transition: transform 0.3s ease;
  transition: transform 0.3s ease, -webkit-transform 0.3s ease;
}
.post-image .post-category {
  position: absolute;
  top: 15px;
  left: 15px;
  background: rgba(46, 129, 176, 0.9);
  color: white;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 1rem;
  font-weight: 500;
}

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

.post-content {
  padding: 25px;
  text-align: left;
}

.post-title {
  font-size: 1.6rem;
  font-weight: 600;
  color: #0D1D3B;
  margin-bottom: 1rem;
  line-height: 1.4;
}

.post-excerpt {
  color: #666;
  line-height: 1.6;
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
}
.post-excerpt:not(.featured) {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.featured .post-excerpt {
  display: block !important;
  overflow: visible !important;
  -webkit-line-clamp: unset !important;
  -webkit-box-orient: unset !important;
  -webkit-box: unset !important;
  text-overflow: unset !important;
  white-space: normal !important;
}
.popular-post-card.side .post-excerpt {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.popular-post-card.featured .post-excerpt {
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  line-height: 1.6;
  display: block !important;
  overflow: visible !important;
  -webkit-line-clamp: unset !important;
  -webkit-box-orient: unset !important;
  -webkit-box: unset !important;
  text-overflow: unset !important;
  white-space: pre-wrap !important;
}
.popular-post-card.featured .post-excerpt p {
  margin-bottom: 1rem;
}
.popular-post-card.featured .post-excerpt p:last-child {
  margin-bottom: 0;
}
.popular-post-card.featured .post-excerpt br {
  display: block;
  content: "";
  margin-top: 0.5rem;
}

.post-meta {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  font-size: 1.25rem;
  color: #999;
}

.post-date {
  font-weight: 500;
}

.post-read-time {
  background: #f0f0f0;
  padding: 4px 8px;
  border-radius: 12px;
}

.latest-posts-cta {
  margin-top: 2rem;
}

.cta-button {
  display: inline-block;
  background: linear-gradient(135deg, #2E81B0 0%, #4895EF 100%);
  color: white;
  text-decoration: none;
  padding: 15px 40px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1.5rem;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-box-shadow: 0 5px 15px rgba(46, 129, 176, 0.3);
          box-shadow: 0 5px 15px rgba(46, 129, 176, 0.3);
}
.cta-button:hover {
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
  -webkit-box-shadow: 0 8px 25px rgba(46, 129, 176, 0.4);
          box-shadow: 0 8px 25px rgba(46, 129, 176, 0.4);
}

/* Latest Posts Section Responsive */
@media (max-width: 768px) {
  .latest-posts-section {
    padding: 60px 0;
  }
  .latest-posts-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .post-content {
    padding: 20px;
  }
}
/* Popular Posts Section Styles */
.popular-posts-section {
  padding: 100px 0;
  background: #ffffff;
}

.popular-posts-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.popular-posts-title {
  font-size: clamp(3.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 1rem;
  -webkit-animation: fadeInUp 1s ease-out;
          animation: fadeInUp 1s ease-out;
}

.popular-posts-subtitle {
  font-size: clamp(1.5rem, 2.5vw, 1.6rem);
  color: #666;
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  -webkit-animation: fadeInUp 1s ease-out 0.2s both;
          animation: fadeInUp 1s ease-out 0.2s both;
}

.popular-posts-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  margin-bottom: 4rem;
}
@media (min-width: 769px) {
  .popular-posts-grid {
    grid-template-columns: 2.5fr 1fr;
    gap: 50px;
  }
}

.popular-post-card {
  background: white;
  border-radius: 20px;
  overflow: hidden;
  -webkit-box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
          box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  position: relative;
}
.popular-post-card:hover {
  -webkit-transform: translateY(-10px);
          transform: translateY(-10px);
  -webkit-box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
          box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}
.popular-post-card .post-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}
.popular-post-card .post-card-link:hover {
  text-decoration: none;
  color: inherit;
}
.popular-post-card.featured {
  -webkit-animation: fadeInUp 1s ease-out 0.4s both;
          animation: fadeInUp 1s ease-out 0.4s both;
}
@media (min-width: 769px) {
  .popular-post-card.featured {
    grid-column: 1;
    grid-row: 1/span 2;
    height: auto;
    min-height: 600px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .popular-post-card.featured .post-image {
    height: 500px;
    -ms-flex-negative: 0;
        flex-shrink: 0;
  }
  .popular-post-card.featured .post-content {
    padding: 25px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-pack: start;
        -ms-flex-pack: start;
            justify-content: flex-start;
  }
  .popular-post-card.featured .post-title {
    font-size: 1.7rem;
    margin-bottom: 1rem;
    line-height: 1.3;
  }
}
.popular-post-card.side {
  -webkit-animation: fadeInUp 1s ease-out 0.6s both;
          animation: fadeInUp 1s ease-out 0.6s both;
}
@media (min-width: 769px) {
  .popular-post-card.side {
    grid-column: 2;
  }
  .popular-post-card.side:nth-child(2) {
    grid-row: 1;
  }
  .popular-post-card.side:nth-child(3) {
    grid-row: 2;
  }
}

.post-rank {
  position: absolute;
  top: 15px;
  right: 15px;
  background: linear-gradient(135deg, #FF8C00 0%, #FFD700 100%);
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  font-weight: 700;
  font-size: 1.6rem;
  z-index: 2;
  -webkit-box-shadow: 0 4px 15px rgba(255, 140, 0, 0.4);
          box-shadow: 0 4px 15px rgba(255, 140, 0, 0.4);
}

/* 順位別の色設定（他のページと同じ） */
.popular-post-card.side .post-rank {
  background: linear-gradient(135deg, #ffd700, #ffb347);
  -webkit-box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
          box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

/* より具体的なセレクタで2位と3位を区別 */
.popular-posts-side .popular-post-card:nth-of-type(1) .post-rank {
  background: linear-gradient(135deg, #74b9ff, #0984e3);
  -webkit-box-shadow: 0 2px 8px rgba(116, 185, 255, 0.3);
          box-shadow: 0 2px 8px rgba(116, 185, 255, 0.3);
}

.popular-posts-side .popular-post-card:nth-of-type(2) .post-rank {
  background: linear-gradient(135deg, #a29bfe, #6c5ce7);
  -webkit-box-shadow: 0 2px 8px rgba(162, 155, 254, 0.3);
          box-shadow: 0 2px 8px rgba(162, 155, 254, 0.3);
}

.popular-post-card .post-image {
  position: relative;
  height: 300px;
  overflow: hidden;
  background: #f8f9fa;
}
.popular-post-card .post-image.featured .post-image {
  height: 400px;
}
.popular-post-card .post-image img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
     object-fit: cover;
  -webkit-transition: -webkit-transform 0.3s ease;
  transition: -webkit-transform 0.3s ease;
  transition: transform 0.3s ease;
  transition: transform 0.3s ease, -webkit-transform 0.3s ease;
}
.popular-post-card .post-image .post-category {
  position: absolute;
  top: 15px;
  left: 15px;
  background: rgba(46, 129, 176, 0.9);
  color: white;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 1rem;
  font-weight: 500;
}

.popular-post-card:hover .post-image img {
  -webkit-transform: scale(1.05);
          transform: scale(1.05);
}

.popular-post-card .post-content {
  padding: 25px;
  text-align: left;
}

.popular-post-card .post-title {
  font-size: 1.7rem;
  font-weight: 600;
  color: #0D1D3B;
  margin-bottom: 1rem;
  line-height: 1.4;
}

.popular-post-card .post-meta {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  font-size: 1.25rem;
  color: #999;
}

.post-views, .post-likes {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 5px;
}

.popular-posts-side {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 30px;
}
@media (min-width: 769px) {
  .popular-posts-side {
    gap: 40px;
    -webkit-box-pack: start;
        -ms-flex-pack: start;
            justify-content: flex-start;
  }
  .popular-posts-side .popular-post-card {
    height: auto;
    min-height: 250px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .popular-posts-side .popular-post-card .post-image {
    height: 140px;
    -ms-flex-negative: 0;
        flex-shrink: 0;
  }
  .popular-posts-side .popular-post-card .post-content {
    padding: 20px;
    -webkit-box-flex: 1;
        -ms-flex: 1;
            flex: 1;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
  }
  .popular-posts-side .popular-post-card .post-title {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    line-height: 1.3;
  }
}

.popular-posts-cta {
  margin-top: 2rem;
}

.cta-button.secondary {
  background: linear-gradient(135deg, #FF8C00 0%, #FFD700 100%);
  -webkit-box-shadow: 0 5px 15px rgba(255, 140, 0, 0.3);
          box-shadow: 0 5px 15px rgba(255, 140, 0, 0.3);
}
.cta-button.secondary:hover {
  -webkit-box-shadow: 0 8px 25px rgba(255, 140, 0, 0.4);
          box-shadow: 0 8px 25px rgba(255, 140, 0, 0.4);
}

/* Popular Posts Section Responsive */
@media (max-width: 768px) {
  .popular-posts-section {
    padding: 60px 0;
  }
  .popular-posts-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .popular-post-card .post-content {
    padding: 20px;
  }
  .popular-post-card .post-image {
    height: 200px;
  }
}
/* Category Posts Section Styles */
.category-posts-section {
  padding: 100px 0;
  background: #ffffff;
}

.category-posts-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.category-posts-title {
  font-size: clamp(3.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 1rem;
  -webkit-animation: fadeInUp 1s ease-out;
          animation: fadeInUp 1s ease-out;
}

.category-posts-subtitle {
  font-size: clamp(1.5rem, 2.5vw, 1.6rem);
  color: #666;
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  -webkit-animation: fadeInUp 1s ease-out 0.2s both;
          animation: fadeInUp 1s ease-out 0.2s both;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 40px;
  margin-bottom: 2rem;
}

.category-card {
  background: white;
  border-radius: 20px;
  padding: 30px;
  -webkit-box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
          box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  text-align: left;
  -webkit-animation: fadeInUp 1s ease-out 0.4s both;
          animation: fadeInUp 1s ease-out 0.4s both;
}
.category-card:hover {
  -webkit-transform: translateY(-10px);
          transform: translateY(-10px);
  -webkit-box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
          box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.category-header {
  text-align: center;
  margin-bottom: 25px;
}

.category-icon {
  margin-bottom: 15px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  height: 60px;
}

.category-name {
  font-size: 1.7rem;
  font-weight: 600;
  color: #0D1D3B;
  margin-bottom: 10px;
}

.category-description {
  color: #666;
  font-size: 1.4rem;
  line-height: 1.5;
}

.category-posts {
  margin-bottom: 25px;
}

.category-post-item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 15px;
  padding: 15px 0;
  border-bottom: 1px solid #f0f0f0;
}
.category-post-item:last-child {
  border-bottom: none;
}
.category-post-item img {
  width: 60px;
  height: 60px;
  border-radius: 10px;
  -o-object-fit: contain;
     object-fit: contain;
  background: #f8f9fa;
  -ms-flex-negative: 0;
      flex-shrink: 0;
}

.post-info {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  min-width: 0;
}
.post-info h4 {
  font-size: 1.4rem;
  font-weight: 500;
  color: #0D1D3B;
  margin-bottom: 5px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-info .post-date {
  font-size: 1.25rem;
  color: #999;
}

.category-link {
  display: inline-block;
  color: #2E81B0;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.4rem;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  padding: 10px 0;
}
.category-link:hover {
  color: #4895EF;
  -webkit-transform: translateX(5px);
          transform: translateX(5px);
}

/* Category Posts Section Responsive */
@media (max-width: 768px) {
  .category-posts-section {
    padding: 60px 0;
  }
  .category-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .category-card {
    padding: 25px;
  }
  .category-post-item img {
    width: 50px;
    height: 50px;
  }
}
/* Author Section Styles */
.author-section {
  padding: 100px 0;
  background: linear-gradient(135deg, rgba(46, 129, 176, 0.08) 0%, rgba(255, 215, 0, 0.06) 100%);
}

.author-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.author-title {
  font-size: clamp(3.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 4rem;
  -webkit-animation: fadeInUp 1s ease-out;
          animation: fadeInUp 1s ease-out;
}

.author-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  text-align: left;
}

.author-image {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
.author-image img {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  -o-object-fit: contain;
     object-fit: contain;
  background: white;
  -webkit-box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
          box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.author-info h3 {
  font-size: 2rem;
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 1.5rem;
}
.author-info p {
  color: #666;
  line-height: 1.6;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.author-stats {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 40px;
  margin-top: 2rem;
}

.stat-item {
  text-align: center;
}
.stat-item .stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: #2E81B0;
  margin-bottom: 0.5rem;
}
.stat-item .stat-label {
  color: #666;
  font-size: 1.25rem;
}

/* Newsletter Section Styles */
.newsletter-section {
  padding: 100px 0;
  background: #ffffff;
}

.newsletter-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.newsletter-title {
  font-size: clamp(3.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 1rem;
  -webkit-animation: fadeInUp 1s ease-out;
          animation: fadeInUp 1s ease-out;
}

.newsletter-subtitle {
  font-size: clamp(1.5rem, 2.5vw, 1.6rem);
  color: #666;
  margin-bottom: 3rem;
  -webkit-animation: fadeInUp 1s ease-out 0.2s both;
          animation: fadeInUp 1s ease-out 0.2s both;
}

.newsletter-form {
  margin-bottom: 3rem;
}

.form-group {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 15px;
  max-width: 500px;
  margin: 0 auto 1rem;
}
@media (max-width: 768px) {
  .form-group {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
}

.newsletter-input {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  padding: 15px 20px;
  border: 2px solid #e0e0e0;
  border-radius: 30px;
  font-size: 1.4rem;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.newsletter-input:focus {
  outline: none;
  border-color: #2E81B0;
  -webkit-box-shadow: 0 0 0 3px rgba(46, 129, 176, 0.1);
          box-shadow: 0 0 0 3px rgba(46, 129, 176, 0.1);
}

.newsletter-button {
  background: linear-gradient(135deg, #2E81B0 0%, #4895EF 100%);
  color: white;
  border: none;
  padding: 15px 30px;
  border-radius: 30px;
  font-size: 1.4rem;
  font-weight: 600;
  cursor: pointer;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-box-shadow: 0 5px 15px rgba(46, 129, 176, 0.3);
          box-shadow: 0 5px 15px rgba(46, 129, 176, 0.3);
}
.newsletter-button:hover {
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
  -webkit-box-shadow: 0 8px 25px rgba(46, 129, 176, 0.4);
          box-shadow: 0 8px 25px rgba(46, 129, 176, 0.4);
}

.newsletter-privacy {
  font-size: 1.25rem;
  color: #999;
  margin-bottom: 2rem;
}

.newsletter-benefits {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 40px;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}

.benefit-item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 8px;
  color: #666;
  font-size: 1.25rem;
}

.benefit-icon {
  font-size: 1.6rem;
}

/* Contact Section Styles */
.contact-section {
  padding: 100px 0;
  background: #f8f9fa;
}

.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  text-align: center;
}

.contact-title {
  font-size: clamp(3.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 1rem;
  -webkit-animation: fadeInUp 1s ease-out;
          animation: fadeInUp 1s ease-out;
}

.contact-subtitle {
  font-size: clamp(1.5rem, 2.5vw, 1.6rem);
  color: #666;
  margin-bottom: 4rem;
  -webkit-animation: fadeInUp 1s ease-out 0.2s both;
          animation: fadeInUp 1s ease-out 0.2s both;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  text-align: left;
}

.contact-info h3, .social-links h3 {
  font-size: 1.7rem;
  font-weight: 600;
  color: #0D1D3B;
  margin-bottom: 1rem;
}
.contact-info p, .social-links p {
  color: #666;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.contact-button {
  display: inline-block;
  background: linear-gradient(135deg, #2E81B0 0%, #4895EF 100%);
  color: white;
  text-decoration: none;
  padding: 15px 30px;
  border-radius: 30px;
  font-weight: 600;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-box-shadow: 0 5px 15px rgba(46, 129, 176, 0.3);
          box-shadow: 0 5px 15px rgba(46, 129, 176, 0.3);
}
.contact-button:hover {
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
  -webkit-box-shadow: 0 8px 25px rgba(46, 129, 176, 0.4);
          box-shadow: 0 8px 25px rgba(46, 129, 176, 0.4);
}

.social-icons {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 20px;
}

.social-icon {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  color: white;
  text-decoration: none;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.social-icon.twitter {
  background: #1DA1F2;
}
.social-icon.twitter:hover {
  background: #0d8bd9;
  -webkit-transform: translateY(-3px);
          transform: translateY(-3px);
}
.social-icon.instagram {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}
.social-icon.instagram:hover {
  -webkit-transform: translateY(-3px);
          transform: translateY(-3px);
}
.social-icon.youtube {
  background: #FF0000;
}
.social-icon.youtube:hover {
  background: #cc0000;
  -webkit-transform: translateY(-3px);
          transform: translateY(-3px);
}
.social-icon:hover {
  -webkit-transform: translateY(-3px);
          transform: translateY(-3px);
}

/* Responsive Design for New Sections */
@media (max-width: 768px) {
  .author-content {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  .author-stats {
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    gap: 30px;
  }
  .contact-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .social-icons {
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .newsletter-benefits {
    gap: 20px;
  }
}
/* カテゴリ別記事セクション */
.category-posts-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}
.category-posts-section .category-posts-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.category-posts-section .category-posts-title {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 1rem;
}
.category-posts-section .category-posts-subtitle {
  text-align: center;
  font-size: 1.5rem;
  color: #666;
  margin-bottom: 3rem;
}

/* Swiper カスタマイズ */
.js_categorySlider {
  padding: 20px 0;
}
.js_categorySlider .swiper-slide {
  height: auto;
}
.js_categorySlider .swiper-button-next,
.js_categorySlider .swiper-button-prev {
  color: #2E81B0;
  background: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  -webkit-box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
          box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}
.js_categorySlider .swiper-button-next::after,
.js_categorySlider .swiper-button-prev::after {
  font-size: 18px;
}
.js_categorySlider .swiper-button-next:hover,
.js_categorySlider .swiper-button-prev:hover {
  background: #2E81B0;
  color: white;
}
.js_categorySlider .swiper-pagination {
  position: relative;
  margin-top: 30px;
}
.js_categorySlider .swiper-pagination .swiper-pagination-bullet {
  background: #2E81B0;
  opacity: 0.3;
}
.js_categorySlider .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  opacity: 1;
}

/* カテゴリカード */
.category-card {
  background: white;
  border-radius: 20px;
  padding: 30px;
  -webkit-box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
          box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.category-card:hover {
  -webkit-transform: translateY(-5px);
          transform: translateY(-5px);
  -webkit-box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
          box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}
.category-card .category-header {
  text-align: center;
  margin-bottom: 25px;
}
.category-card .category-header .category-icon {
  margin-bottom: 15px;
}
.category-card .category-header .category-name {
  font-size: 1.6rem;
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 10px;
}
.category-card .category-header .category-description {
  font-size: 1.25rem;
  color: #666;
  line-height: 1.5;
}
.category-card .category-posts {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  margin-bottom: 25px;
}
.category-card .category-posts .category-post-item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 15px;
  padding: 15px 0;
  border-bottom: 1px solid #f0f0f0;
}
.category-card .category-posts .category-post-item:last-child {
  border-bottom: none;
}
.category-card .category-posts .category-post-item img {
  width: 60px;
  height: 60px;
  border-radius: 10px;
  -o-object-fit: cover;
     object-fit: cover;
}
.category-card .category-posts .category-post-item .post-info {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}
.category-card .category-posts .category-post-item .post-info h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #0D1D3B;
  margin-bottom: 5px;
  line-height: 1.4;
}
.category-card .category-posts .category-post-item .post-info h4 a {
  color: inherit;
  text-decoration: none;
}
.category-card .category-posts .category-post-item .post-info h4 a:hover {
  color: #2E81B0;
}
.category-card .category-posts .category-post-item .post-info .post-date {
  font-size: 1rem;
  color: #999;
}
.category-card .category-posts .no-posts-message {
  text-align: center;
  padding: 30px 0;
  color: #999;
}
.category-card .category-link {
  display: block;
  background: linear-gradient(135deg, #2E81B0 0%, #4895EF 100%);
  color: white;
  text-decoration: none;
  padding: 12px 25px;
  border-radius: 25px;
  font-weight: 600;
  font-size: 1.25rem;
  text-align: center;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  width: 100%;
  -webkit-box-shadow: 0 4px 15px rgba(46, 129, 176, 0.3);
          box-shadow: 0 4px 15px rgba(46, 129, 176, 0.3);
}
.category-card .category-link:hover {
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
  -webkit-box-shadow: 0 8px 25px rgba(46, 129, 176, 0.4);
          box-shadow: 0 8px 25px rgba(46, 129, 176, 0.4);
}

.no-categories-message {
  text-align: center;
  padding: 60px 0;
  color: #999;
  font-size: 1.5rem;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .category-posts-section {
    padding: 60px 0;
  }
  .category-posts-section .category-posts-title {
    font-size: 1.7rem;
  }
  .category-posts-section .category-posts-subtitle {
    font-size: 1.4rem;
  }
  .category-card {
    padding: 25px;
  }
  .category-card .category-header .category-name {
    font-size: 1.5rem;
  }
  .category-card .category-header .category-description {
    font-size: 1rem;
  }
  .category-card .category-posts .category-post-item img {
    width: 50px;
    height: 50px;
  }
  .category-card .category-posts .category-post-item .post-info h4 {
    font-size: 1rem;
  }
  .js_categorySlider .swiper-button-next,
  .js_categorySlider .swiper-button-prev {
    width: 35px;
    height: 35px;
  }
  .js_categorySlider .swiper-button-next::after,
  .js_categorySlider .swiper-button-prev::after {
    font-size: 16px;
  }
}
/* トップページ用シリーズスタイル */
.post-series-header {
  margin-bottom: 10px;
}
.post-series-header .post-series {
  display: inline-block;
  background: rgba(34, 139, 34, 0.1);
  color: #228B22;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 1px solid rgba(34, 139, 34, 0.2);
}

/* シリーズ別記事セクション */
.series-posts-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}
.series-posts-section .series-posts-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.series-posts-section .series-posts-title {
  font-size: clamp(3.5rem, 4vw, 2rem);
  font-weight: 700;
  color: #0D1D3B;
  margin-bottom: 1rem;
  -webkit-animation: fadeInUp 1s ease-out;
          animation: fadeInUp 1s ease-out;
  text-align: center;
  position: relative;
}
.series-posts-section .series-posts-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: linear-gradient(135deg, #228B22 0%, #32CD32 100%);
  border-radius: 2px;
}
.series-posts-section .series-posts-subtitle {
  font-size: clamp(1.5rem, 2.5vw, 1.6rem);
  color: #666;
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.series-posts-section .js_seriesSlider {
  padding: 20px 0 60px;
}
.series-posts-section .js_seriesSlider .swiper-slide {
  height: auto;
}
.series-posts-section .series-card {
  background: white;
  border-radius: 20px;
  padding: 30px;
  -webkit-box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
          box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
.series-posts-section .series-card:hover {
  -webkit-transform: translateY(-5px);
          transform: translateY(-5px);
  -webkit-box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
          box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}
.series-posts-section .series-header {
  text-align: center;
  margin-bottom: 25px;
}
.series-posts-section .series-header .series-icon {
  margin-bottom: 15px;
}
.series-posts-section .series-header .series-icon svg {
  -webkit-filter: drop-shadow(0 4px 8px rgba(34, 139, 34, 0.3));
          filter: drop-shadow(0 4px 8px rgba(34, 139, 34, 0.3));
}
.series-posts-section .series-header .series-name {
  font-size: 1.7rem;
  font-weight: 600;
  color: #0D1D3B;
  margin-bottom: 10px;
}
.series-posts-section .series-header .series-description {
  color: #666;
  font-size: 1.4rem;
  line-height: 1.5;
}
.series-posts-section .series-posts {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  margin-bottom: 20px;
}
.series-posts-section .series-posts .series-post-item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 15px 0;
  border-bottom: 1px solid #f0f0f0;
}
.series-posts-section .series-posts .series-post-item:last-child {
  border-bottom: none;
}
.series-posts-section .series-posts .series-post-item img {
  width: 60px;
  height: 60px;
  -o-object-fit: cover;
     object-fit: cover;
  border-radius: 8px;
  margin-right: 15px;
  -ms-flex-negative: 0;
      flex-shrink: 0;
}
.series-posts-section .series-posts .series-post-item .post-info {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
}
.series-posts-section .series-posts .series-post-item .post-info h4 {
  font-size: 1.4rem;
  font-weight: 500;
  color: #0D1D3B;
  margin: 0 0 5px 0;
}
.series-posts-section .series-posts .series-post-item .post-info h4 a {
  color: #0D1D3B;
  text-decoration: none;
  -webkit-transition: color 0.3s ease;
  transition: color 0.3s ease;
}
.series-posts-section .series-posts .series-post-item .post-info h4 a:hover {
  color: #228B22;
}
.series-posts-section .series-posts .series-post-item .post-info .post-date {
  font-size: 1.25rem;
  color: #999;
}
.series-posts-section .series-posts .no-posts-message {
  text-align: center;
  padding: 20px;
  color: #999;
}
.series-posts-section .series-link {
  display: block;
  background: linear-gradient(135deg, #228B22 0%, #32CD32 100%);
  color: white;
  padding: 12px 24px;
  border-radius: 25px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1.25rem;
  text-align: center;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  width: 100%;
}
.series-posts-section .series-link:hover {
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
  -webkit-box-shadow: 0 8px 20px rgba(34, 139, 34, 0.3);
          box-shadow: 0 8px 20px rgba(34, 139, 34, 0.3);
}
.series-posts-section .no-series-message {
  text-align: center;
  padding: 60px 20px;
  color: #999;
  font-size: 1.1rem;
}
.series-posts-section .swiper-button-next,
.series-posts-section .swiper-button-prev {
  color: #228B22;
  background: white;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  -webkit-box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
          box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}
.series-posts-section .swiper-button-next:hover,
.series-posts-section .swiper-button-prev:hover {
  background: #228B22;
  color: white;
  -webkit-transform: scale(1.1);
          transform: scale(1.1);
}
.series-posts-section .swiper-button-next::after,
.series-posts-section .swiper-button-prev::after {
  font-size: 18px;
  font-weight: bold;
}
.series-posts-section .swiper-pagination .swiper-pagination-bullet {
  background: #228B22;
  opacity: 0.3;
}
.series-posts-section .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active {
  opacity: 1;
  background: #228B22;
}

/* レスポンシブ */
@media (max-width: 768px) {
  .series-posts-section {
    padding: 60px 0;
  }
  .series-posts-section .series-posts-container {
    padding: 0 15px;
  }
  .series-posts-section .series-posts-title {
    font-size: 1.7rem;
  }
  .series-posts-section .series-posts-subtitle {
    font-size: 1.4rem;
  }
  .series-posts-section .series-card {
    padding: 20px;
  }
  .series-posts-section .series-header .series-name {
    font-size: 1.6rem;
    font-weight: 700;
    color: #0D1D3B;
    margin-bottom: 10px;
  }
  .series-posts-section .series-header .series-description {
    font-size: 1.25rem;
    color: #666;
    line-height: 1.5;
  }
  .series-posts-section .series-posts .series-post-item img {
    width: 50px;
    height: 50px;
  }
  .series-posts-section .series-posts .series-post-item .post-info h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #0D1D3B;
  }
  .series-posts-section .js_seriesSlider .swiper-button-next,
  .series-posts-section .js_seriesSlider .swiper-button-prev {
    width: 35px;
    height: 35px;
  }
  .series-posts-section .js_seriesSlider .swiper-button-next::after,
  .series-posts-section .js_seriesSlider .swiper-button-prev::after {
    font-size: 16px;
  }
}/*# sourceMappingURL=top.css.map */