@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700;900&family=Montserrat:wght@400;500;600;700;800&display=swap');
    
    :root {
      --primary: #01A0E9;
      --primary-dark: #0089c6;
      --primary-light: #e1f5fe;
      --secondary: #FF6B6B;
      --dark: #333;
      --light: #f9f9f9;
      --text: #555;
      --text-light: #777;
      --white: #fff;
      --border: #eee;
      --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
      --shadow-hover: 0 15px 35px rgba(0, 0, 0, 0.15);
    }
    
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    
    body {
      font-family: 'Noto Sans JP', sans-serif;
      color: var(--text);
      line-height: 1.7;
      background-color: var(--white);
      overflow-x: hidden;
    }
    
    a {
      text-decoration: none;
      color: inherit;
      transition: all 0.3s ease;
    }
    
    h1, h2, h3, h4, h5, h6 {
      font-family: 'Montserrat', 'Noto Sans JP', sans-serif;
      font-weight: 700;
      line-height: 1.3;
      color: var(--dark);
    }
    
    p {
      margin-bottom: 1rem;
    }
    
    img {
      max-width: 100%;
    }
    
    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    
    .btn {
      display: inline-block;
      background-color: var(--primary);
      color: var(--white);
      padding: 15px 30px;
      border-radius: 50px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1px;
      font-size: 14px;
      box-shadow: 0 5px 15px rgba(1, 160, 233, 0.3);
      transition: all 0.3s ease;
      border: none;
      cursor: pointer;
    }
    
    .btn:hover {
      background-color: var(--primary-dark);
      transform: translateY(-3px);
      box-shadow: 0 8px 20px rgba(1, 160, 233, 0.4);
    }
    
    .btn-outline {
      background-color: transparent;
      color: var(--primary);
      border: 2px solid var(--primary);
      box-shadow: none;
    }
    
    .btn-outline:hover {
      background-color: var(--primary);
      color: var(--white);
      box-shadow: 0 5px 15px rgba(1, 160, 233, 0.3);
    }
    
    .section-padding {
      padding: 60px 0;
    }
    
    .section-title {
      text-align: center;
      margin-bottom: 60px;
      position: relative;
    }
    
    .section-title h2 {
      font-size: 42px;
      margin-bottom: 15px;
      position: relative;
      display: inline-block;
    }
    
    .section-title h2::after {
      content: '';
      position: absolute;
      width: 70px;
      height: 3px;
      background-color: var(--primary);
      bottom: -10px;
      left: 50%;
      transform: translateX(-50%);
    }
    
    .section-title p {
      color: var(--text-light);
      font-size: 18px;
      max-width: 700px;
      margin: 20px auto 0;
    }
    
    /* ヘッダー */
    header {
      background-color: rgba(255, 255, 255, 0.95);
      box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
      position: fixed;
      width: 100%;
      top: 0;
      z-index: 1000;
      transition: all 0.4s ease;
    }
    
    header.sticky {
      background-color: rgba(255, 255, 255, 0.98);
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }
    
    .header-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 15px 0;
    }
    
    .logo {
      display: flex;
      align-items: center;
      font-size: 28px;
      font-weight: 800;
      color: var(--primary);
      font-family: 'Montserrat', sans-serif;
    }
    
    .logo span {
      color: var(--dark);
      font-weight: 400;
    }
    
    .logo-icon {
      margin-right: 8px;
      width: 40px;
      height: 40px;
      background-color: var(--primary);
      color: var(--white);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
    }
    
    .nav-menu {
      display: flex;
      list-style: none;
    }
    
    .nav-menu li {
      margin-left: 20px;
      position: relative;
    }
    
    .nav-menu li a {
      font-size: 15px;
      font-weight: 500;
      position: relative;
      padding-bottom: 5px;
      color: var(--dark);
      white-space: nowrap;
    }
    
    .nav-menu li a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background-color: var(--primary);
      transition: width 0.3s ease;
    }
    
    .nav-menu li a:hover {
      color: var(--primary);
    }
    
    .nav-menu li a:hover::after {
      width: 100%;
    }
    
    .header-btn {
      background-color: var(--primary);
      color: var(--white);
      padding: 12px 25px;
      border-radius: 50px;
      font-weight: 600;
      font-size: 14px;
      box-shadow: 0 5px 15px rgba(1, 160, 233, 0.3);
      transition: all 0.3s ease;
    }
    
    .header-btn:hover {
      background-color: var(--primary-dark);
      transform: translateY(-3px);
      box-shadow: 0 8px 20px rgba(1, 160, 233, 0.4);
    }
    
    .hamburger {
      display: none;
      background: none;
      border: none;
      font-size: 30px;
      color: var(--dark);
      cursor: pointer;
      transition: all 0.3s ease;
    }
    
    .hamburger:hover {
      color: var(--primary);
    }
    
    /* ヒーローセクション */
    .hero {
      position: relative;
      height: 100vh;
      min-height: 700px;
      background: linear-gradient(135deg, 
        rgba(135, 206, 250, 0.9) 0%, 
        rgba(100, 149, 237, 0.85) 25%, 
        rgba(70, 130, 180, 0.8) 50%, 
        rgba(30, 144, 255, 0.75) 75%, 
        rgba(0, 191, 255, 0.7) 100%
      ), url('../images/home/hero-image.jpg');
      background-size: cover;
      background-position: center;
      background-attachment: fixed;
      background-repeat: no-repeat;
      display: flex;
      align-items: center;
      overflow: hidden;
      /* 画像読み込み最適化 */
      will-change: background-image;
      transform: translateZ(0);
      /* 画像読み込み前の背景色 */
      background-color: rgba(135, 206, 250, 0.9);
      transition: background-image 0.3s ease-in-out;
    }
    
    /* 画像読み込み完了時のスタイル */
    .hero.image-loaded {
      background-color: transparent;
    }
    
    .hero::before {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      height: 100px;
      background: linear-gradient(to top, rgba(255, 255, 255, 1), rgba(255, 255, 255, 0));
      z-index: 1;
    }
    
    .hero-content {
      position: relative;
      z-index: 2;
      max-width: 800px;
      color: var(--white);
      padding: 0 20px;
      margin: 0 auto;
      width: 100%;
    }
    
    .hero h1 {
      font-size: 56px;
      font-weight: 800;
      margin-bottom: 20px;
      color: var(--white);
      line-height: 1.2;
      text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
      animation: fadeInDown 1s ease;
      word-wrap: break-word;
      hyphens: auto;
    }
    
    .hero h1 span {
      color: var(--primary);
      font-weight: 900;
    }
    
    .hero p {
      font-size: 20px;
      margin-bottom: 35px;
      max-width: 700px;
      line-height: 1.8;
      animation: fadeInUp 1s ease 0.2s;
      animation-fill-mode: both;
    }
    
    .hero-buttons {
      display: flex;
      gap: 20px;
      animation: fadeInUp 1s ease 0.4s;
      animation-fill-mode: both;
    }
    
    @keyframes fadeInDown {
      from {
        opacity: 0;
        transform: translateY(-30px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }
    
    @keyframes fadeInUp {
      from {
        opacity: 0;
        transform: translateY(30px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }
    
    @keyframes fadeIn {
      from {
        opacity: 0;
      }
      to {
        opacity: 1;
      }
    }
    
    /* 主催者紹介セクション */
    .coaches {
      background-color: var(--light);
      padding: 100px 0;
    }
    
    .coach-container {
      max-width: 800px;
      margin: 0 auto;
    }
    
    .coach-card {
      background-color: var(--white);
      border-radius: 20px;
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
      margin-bottom: 30px;
    }
    
    .coach-card:hover {
      transform: translateY(-10px);
      box-shadow: var(--shadow-hover);
    }
    
    .coach-content {
      display: flex;
      flex-wrap: wrap;
    }
    
    .coach-img {
      flex: 1;
      min-width: 300px;
      height: 650px;
      overflow: hidden;
      position: relative;
    }
    
    .coach-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    
    .coach-card:hover .coach-img img {
      transform: scale(1.05);
    }
    
    .coach-info {
      flex: 1;
      min-width: 300px;
      padding: 40px;
    }
    
    .coach-info h3 {
      font-size: 28px;
      margin-bottom: 10px;
      position: relative;
      display: inline-block;
      padding-bottom: 15px;
    }
    
    .coach-info h3::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 40px;
      height: 2px;
      background-color: var(--primary);
    }
    
    .coach-title {
      font-size: 16px;
      color: var(--primary);
      margin-bottom: 20px;
      display: block;
    }
    
    .coach-info p {
      color: var(--text);
      margin-bottom: 25px;
      line-height: 1.8;
    }
    
    .coach-social {
      display: flex;
      gap: 15px;
    }
    
    .coach-social a {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background-color: var(--light);
      color: var(--text);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.3s ease;
    }
    
    .coach-social a:hover {
      background-color: var(--primary);
      color: var(--white);
      transform: translateY(-3px);
    }
    
    /* 大会セクション */
    .tournaments {
      position: relative;
      overflow: hidden;
      background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1551773148-efc611352d61?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80') no-repeat center center;
      background-size: cover;
      background-attachment: fixed;
      color: var(--white);
      padding: 100px 0;
    }
    
    .tournaments .section-title h2,
    .tournaments .section-title p {
      color: var(--white);
    }
    
    .tournaments-container {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
    }
    
    .tournament-card {
      background-color: rgba(255, 255, 255, 0.1);
      border-radius: 20px;
      padding: 40px 30px;
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.1);
      transition: all 0.3s ease;
    }
    
    .tournament-card:hover {
      transform: translateY(-10px);
      background-color: rgba(255, 255, 255, 0.15);
    }
    
    .tournament-card h3 {
      font-size: 24px;
      margin-bottom: 15px;
      color: var(--white);
      position: relative;
      padding-bottom: 15px;
    }
    
    .tournament-card h3::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 40px;
      height: 2px;
      background-color: var(--primary);
    }
    
    .tournament-card p {
      margin-bottom: 20px;
      font-size: 16px;
      opacity: 0.9;
    }
    
    .tournament-details {
      list-style: none;
      margin-bottom: 25px;
    }
    
    .tournament-details li {
      display: flex;
      align-items: center;
      margin-bottom: 15px;
    }
    
    .tournament-details li i {
      width: 20px;
      color: var(--primary);
      margin-right: 10px;
    }
    
    .tournament-price {
      font-size: 24px;
      font-weight: 700;
      color: var(--white);
      margin-bottom: 25px;
      display: block;
    }
    
    /* イベント一覧 横スクロール */
    .event-scroll-container {
      position: relative;
      margin-bottom: 50px;
      padding: 10px 0;
    }
    
    .event-scroll-wrapper {
      display: flex;
      overflow-x: auto;
      scroll-behavior: smooth;
      -webkit-overflow-scrolling: touch;
      scrollbar-width: none; /* Firefox */
      -ms-overflow-style: none; /* IE and Edge */
      padding: 15px 5px;
      gap: 20px;
    }
    
    .event-scroll-wrapper::-webkit-scrollbar {
      display: none; /* Chrome, Safari, Opera */
    }
    
    .event-card {
      flex: 0 0 auto;
      /* width: 320px; */
      background-color: rgba(255, 255, 255, 0.25);
      border-radius: 20px;
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
      border: 1px solid rgba(255, 255, 255, 0.4);
      backdrop-filter: blur(8px);
    }
    
    .event-card:hover {
      transform: translateY(-8px);
      box-shadow: var(--shadow-hover);
      background-color: rgba(255, 255, 255, 0.35);
    }
    
    .event-image {
      width: 100%;
      height: 180px;
      overflow: hidden;
      border-bottom: 3px solid var(--primary);
    }
    
    .event-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    
    .event-card:hover .event-image img {
      transform: scale(1.05);
    }
    
    .event-content {
      padding: 20px;
    }
    
    .event-meta {
      display: flex;
      justify-content: space-between;
      margin-bottom: 12px;
      font-size: 14px;
      color: #ffffff;
      font-weight: 600;
      background-color: rgba(1, 160, 233, 0.8);
      border-radius: 8px;
      padding: 6px 10px;
    }
    
    .event-date, .event-time {
      display: flex;
      align-items: center;
    }
    
    .event-date i, .event-time i {
      margin-right: 5px;
      color: rgba(255, 255, 255, 0.9);
    }
    
    .event-title {
      font-size: 20px;
      font-weight: 700;
      margin-bottom: 10px;
      color: var(--white);
      line-height: 1.3;
      text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    }
    
    .event-location {
      font-size: 14px;
      margin-bottom: 15px;
      color: var(--white);
      display: flex;
      align-items: center;
      background-color: rgba(0, 0, 0, 0.3);
      padding: 5px 10px;
      border-radius: 20px;
      display: inline-flex;
      font-weight: 500;
    }
    
    .event-location i {
      margin-right: 8px;
      color: var(--primary);
    }
    
    .event-details {
      margin-bottom: 15px;
      padding-top: 10px;
      border-top: 1px solid rgba(255, 255, 255, 0.3);
      background-color: rgba(255, 255, 255, 0.15);
      padding: 12px;
      border-radius: 10px;
    }
    
    .event-detail-item {
      display: flex;
      margin-bottom: 8px;
      font-size: 14px;
      color: var(--white);
    }
    
    .event-detail-item:last-child {
      margin-bottom: 0;
    }
    
    .detail-label {
      font-weight: 600;
      min-width: 70px;
      color: rgba(255, 255, 255, 0.9);
    }
    
    .detail-value {
      color: rgba(255, 255, 255, 1);
      font-weight: 500;
      text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.3);
    }
    
    .btn-sm {
      padding: 10px 15px;
      font-size: 14px;
      font-weight: 600;
      width: 100%;
      text-align: center;
      background-color: rgba(255, 255, 255, 0.9);
      color: var(--primary);
      border: none;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    }
    
    .btn-sm:hover {
      background-color: var(--white);
      transform: translateY(-2px);
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
      color: var(--primary-dark);
    }
    
    .scroll-arrows {
      position: absolute;
      top: 50%;
      left: 0;
      right: 0;
      transform: translateY(-50%);
      display: flex;
      justify-content: space-between;
      pointer-events: none;
      z-index: 2;
    }
    
    .scroll-left, .scroll-right {
      background-color: var(--primary);
      color: var(--white);
      width: 40px;
      height: 40px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      border: none;
      cursor: pointer;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
      transition: all 0.3s ease;
      pointer-events: auto;
      opacity: 0.9;
    }
    
    .scroll-left {
      margin-left: 10px;
    }
    
    .scroll-right {
      margin-right: 10px;
    }
    
    .scroll-left:hover, .scroll-right:hover {
      background-color: var(--primary-dark);
      transform: scale(1.1);
    }
    
    .tournaments-info-text {
      text-align: center;
      margin-bottom: 40px;
      padding: 0 15px;
    }
    
    .tournaments-info-text p {
      font-size: 16px;
      color: var(--white);
      margin-bottom: 20px;
    }
    
    .tournaments-links {
      display: flex;
      justify-content: center;
      gap: 15px;
    }
    
    /* レスポンシブ対応 */
    @media (max-width: 992px) {
      .event-card {
        width: 280px;
      }
      
      .event-image {
        height: 160px;
      }
      
      .event-title {
        font-size: 18px;
      }
      
      .scroll-arrows {
        display: none;
      }
    }
    
    @media (max-width: 576px) {
      .event-card {
        width: 260px;
      }
      
      .event-image {
        height: 150px;
      }
      
      .event-meta {
        flex-direction: column;
        gap: 5px;
      }
      
      .event-title {
        font-size: 17px;
      }
      
      .event-content {
        padding: 15px;
      }
    }
    
    /* 料金プランセクション */
    .pricing {
      background-color: var(--white);
    }
    
    .pricing-tables {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 20px;
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    
    .pricing-table {
      background-color: var(--white);
      border-radius: 20px;
      box-shadow: var(--shadow);
      padding: 40px 20px;
      text-align: center;
      transition: all 0.3s ease;
      border: 2px solid var(--primary);
      position: relative;
      overflow: hidden;
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    
    .pricing-table.popular {
      border-color: var(--primary);
      transform: scale(1.03);
      z-index: 1;
    }
    
    .pricing-table.popular::before {
      content: 'ベストチョイス';
      position: absolute;
      top: 20px;
      right: -35px;
      background-color: var(--secondary);
      color: var(--white);
      padding: 5px 40px;
      transform: rotate(45deg);
      font-size: 14px;
      font-weight: 600;
    }
    
    .pricing-table:hover {
      transform: translateY(-10px);
      box-shadow: var(--shadow-hover);
    }
    
    .pricing-table.popular:hover {
      transform: translateY(-10px) scale(1.03);
    }
    
    .pricing-header {
      margin-bottom: 20px;
    }
    
    .pricing-price {
      font-size: 28px;
      font-weight: 700;
      color: var(--primary);
      margin-bottom: 15px;
    }
    
    .pricing-price span {
      font-size: 16px;
      font-weight: 400;
      color: var(--text-light);
    }
    
    .pricing-period {
      font-size: 15px;
      color: var(--text-light);
      margin-bottom: 20px;
      display: block;
    }
    
    .pricing-features {
      list-style: none;
      margin-bottom: 25px;
      text-align: left;
      flex-grow: 1;
    }
    
    .pricing-features li {
      padding: 12px 0;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: flex-start;
      font-size: 15px;
      line-height: 1.5;
    }
    
    .pricing-features li:last-child {
      border-bottom: none;
    }
    
    .pricing-features li i {
      color: var(--primary);
      margin-right: 10px;
      min-width: 16px;
      margin-top: 4px;
    }
    
    .pricing-table .btn {
      margin-top: auto;
      width: 100%;
    }
    
    /* レスポンシブ */
    @media (max-width: 1200px) {
      .hero h1 {
        font-size: 48px;
      }
      
      .pricing-price {
        font-size: 24px;
      }
      
      .pricing-features li {
        font-size: 14px;
      }
    }
    
    @media (max-width: 992px) {
      .hero {
        height: auto;
        min-height: 600px;
        background-attachment: scroll;
      }
      
      .hero h1 {
        font-size: 40px;
      }
      
      .hero p {
        font-size: 18px;
      }
      
      .hero-buttons {
        flex-wrap: wrap;
      }
      
      .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 90%;
        max-width: 450px;
        height: calc(100vh - 80px);
        background: linear-gradient(145deg, var(--white), #f0f8ff);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 30px 25px;
        z-index: 999;
        transition: all 0.4s ease;
        overflow-y: auto;
        box-shadow: 5px 0 15px rgba(0, 0, 0, 0.1);
        border-radius: 0 10px 10px 0;
      }
      
      .nav-menu.active {
        left: 0;
      }
      
      .nav-menu::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 5px;
        height: 100%;
        background: linear-gradient(to bottom, var(--primary), var(--primary-dark));
      }
      
      .nav-menu::after {
        content: 'D.Style Menu';
        position: absolute;
        top: 20px;
        right: 30px;
        color: var(--primary);
        font-weight: 700;
        font-size: 18px;
        opacity: 0.5;
      }
      
      .nav-menu li {
        margin: 5px 0;
        width: 100%;
        padding: 10px 0;
        border-bottom: 1px solid rgba(1, 160, 233, 0.1);
      }
      
      .nav-menu li:last-child {
        border-bottom: none;
      }
      
      .nav-menu li a {
        display: flex;
        align-items: center;
        width: 100%;
        padding: 8px 15px;
        font-size: 15px;
        font-weight: 500;
        border-radius: 8px;
        transition: all 0.3s ease;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }
      
      .nav-menu li a::before {
        content: '\f105';
        font-family: 'Font Awesome 5 Free';
        font-weight: 900;
        margin-right: 10px;
        min-width: 10px;
        color: var(--primary);
        opacity: 0;
        transform: translateX(-10px);
        transition: all 0.3s ease;
      }
      
      .nav-menu li a:hover {
        background-color: rgba(1, 160, 233, 0.1);
        padding-left: 20px;
      }
      
      .nav-menu li a:hover::before {
        opacity: 1;
        transform: translateX(0);
      }
      
      .nav-menu li a::after {
        display: none;
      }
      
      .hamburger {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 45px;
        height: 45px;
        border-radius: 50%;
        background-color: rgba(1, 160, 233, 0.1);
        transition: all 0.3s ease;
      }
      
      .hamburger:hover {
        background-color: rgba(1, 160, 233, 0.2);
        transform: rotate(90deg);
      }
      
      body.menu-open {
        overflow: hidden;
      }
      
      .menu-backdrop {
        position: fixed;
        top: 80px;
        right: 0;
        bottom: 0;
        left: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 998;
        opacity: 0;
        visibility: hidden;
        transition: all 0.4s ease;
      }
      
      .menu-backdrop.active {
        opacity: 1;
        visibility: visible;
      }
      
      .section-title h2 {
        font-size: 32px;
      }
      
      .pricing-table.popular {
        transform: scale(1);
      }
      
      .pricing-table.popular:hover {
        transform: translateY(-10px);
      }
      
      .coach-content {
        flex-direction: column;
      }
    }
    
    @media (max-width: 768px) {
      .section-padding {
        padding: 70px 0;
      }
      
      .hero {
        min-height: 500px;
      }
      
      .hero h1 {
        font-size: 34px;
        white-space: normal !important;
      }
      
      .hero p {
        font-size: 16px;
        margin-bottom: 25px;
      }
      
      .hero-buttons {
        flex-direction: column;
        gap: 15px;
        max-width: 100%;
      }
      
      .hero-buttons .btn {
        width: 100%;
        text-align: center;
        padding: 12px 20px;
        font-size: 13px;
      }
      
      .section-title h2 {
        font-size: 28px;
      }
      
      .section-title p {
        font-size: 16px;
      }
      
      .feature-card,
      .program-card,
      .pricing-table {
        max-width: 100%;
      }
      
      .pricing-price {
        font-size: 20px;
      }
      
      .pricing-tables {
        gap: 25px;
      }
      
      .contact-form {
        padding: 30px 20px;
      }
      
      .cta h2 {
        font-size: 28px;
      }
      
      .cta p {
        font-size: 16px;
      }
      
      .cta-buttons {
        flex-direction: column;
        gap: 15px;
      }
    }
    
    @media (max-width: 576px) {
      .section-padding {
        padding: 50px 0;
      }
      
      .hero {
        min-height: 450px;
      }
      
      .hero h1 {
        font-size: 28px;
        margin-bottom: 15px;
      }
      
      .hero p {
        font-size: 15px;
        margin-bottom: 20px;
        line-height: 1.6;
      }
      
      .hero-content {
        padding: 0 15px;
      }
      
      .hero-buttons .btn {
        padding: 10px 15px;
        font-size: 12px;
      }
      
      .logo {
        font-size: 24px;
      }
      
      .section-title h2 {
        font-size: 24px;
      }
      
      .pricing-table {
        padding: 25px 15px;
      }
      
      .pricing-features li {
        font-size: 13px;
      }
      
      .footer-container {
        grid-template-columns: 1fr;
      }
      
      .nav-menu {
        width: 85%;
        max-width: 320px;
        padding: 25px 15px;
      }
      
      .nav-menu::after {
        font-size: 16px;
        right: 20px;
        top: 15px;
      }
      
      .nav-menu li a {
        font-size: 14px;
        padding: 6px 12px;
      }
      
      .nav-menu li a::before {
        margin-right: 8px;
      }
      
      .nav-menu li a:hover {
        padding-left: 15px;
      }
      
      .stat-number {
        font-size: 24px;
      }
      
      .stat-label {
        font-size: 11px;
      }
    }
    
    /* ギャラリーセクション */
    .gallery {
      background-color: var(--light);
      padding: 100px 0;
    }
    
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
      gap: 25px;
    }
    
    .gallery-item {
      position: relative;
      background-color: var(--white);
      border-radius: 12px;
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
      height: 100%;
    }
    
    .gallery-item:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }
    
    .gallery-image-container {
      position: relative;
      height: 250px;
      overflow: hidden;
    }
    
    .gallery-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    
    .gallery-item:hover img {
      transform: scale(1.1);
    }
    
    .gallery-overlay {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(1, 160, 233, 0.7);
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      transition: opacity 0.3s ease;
    }
    
    .gallery-item:hover .gallery-overlay {
      opacity: 1;
    }
    
    .gallery-overlay i {
      color: var(--white);
      font-size: 40px;
    }
    
    .gallery-caption {
      padding: 15px;
      text-align: center;
    }
    
    .gallery-caption p {
      margin: 0;
      color: var(--text);
      font-size: 15px;
      line-height: 1.5;
    }
    
    @media (max-width: 992px) {
      .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 20px;
      }
      
      .gallery-image-container {
        height: 220px;
      }
    }
    
    @media (max-width: 768px) {
      .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 15px;
      }
      
      .gallery-image-container {
        height: 200px;
      }
      
      .gallery-caption p {
        font-size: 14px;
      }
    }
    
    @media (max-width: 576px) {
      .gallery-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
      }
      
      .gallery-image-container {
        height: 180px;
      }
      
      .gallery-caption {
        padding: 10px;
      }
      
      .gallery-caption p {
        font-size: 13px;
      }
    }
    
    /* よくある質問セクション */
    .faq {
      background-color: var(--white);
      padding: 100px 0;
    }
    
    .faq-container {
      max-width: 800px;
      margin: 0 auto;
    }
    
    .accordion {
      margin-bottom: 20px;
      border-radius: 15px;
      overflow: hidden;
      box-shadow: var(--shadow);
    }
    
    .accordion-header {
      background-color: var(--white);
      padding: 20px 30px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: 600;
      font-size: 18px;
      transition: all 0.3s ease;
    }
    
    .accordion-header:hover {
      color: var(--primary);
    }
    
    .accordion-header i {
      color: var(--primary);
      transition: transform 0.3s ease;
    }
    
    .accordion.active .accordion-header i {
      transform: rotate(180deg);
    }
    
    .accordion-content {
      background-color: var(--white);
      padding: 0 30px;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
    }
    
    .accordion.active .accordion-content {
      max-height: 1000px;
    }
    
    .accordion-body {
      padding: 20px 0 30px;
      color: var(--text);
      font-size: 16px;
      line-height: 1.7;
    }
    
    /* お問い合わせ & CTA セクション */
    .contact-cta {
      background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('https://images.unsplash.com/photo-1622279457486-26a83d1fb962?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80') no-repeat center center;
      background-size: cover;
      background-attachment: fixed;
      color: var(--white);
      position: relative;
      padding: 100px 0;
    }
    
    .contact-cta .section-title h2,
    .contact-cta .section-title p {
      color: var(--white);
    }
    
    .contact-cta-container {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      max-width: 1200px;
      margin: 0 auto;
    }
    
    .contact-profile {
      width: 100%;
    }
    
    .cta-content {
      width: 100%;
      display: flex;
      align-items: center;
    }
    
    .cta-card {
      background-color: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(10px);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: 20px;
      padding: 40px;
      height: 100%;
      display: flex;
      flex-direction: column;
      box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
    }
    
    .cta-card h2 {
      font-size: 32px;
      font-weight: 700;
      margin-bottom: 20px;
      color: var(--white);
      position: relative;
      padding-bottom: 15px;
      line-height: 1.3;
    }
    
    .cta-card h2::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 60px;
      height: 3px;
      background-color: var(--primary);
    }
    
    .cta-card p {
      font-size: 16px;
      color: rgba(255, 255, 255, 0.9);
      margin-bottom: 30px;
      line-height: 1.7;
    }
    
    .cta-buttons {
      display: flex;
      gap: 15px;
      margin-bottom: 40px;
    }
    
    .cta-btn {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 15px 20px;
      font-size: 16px;
      font-weight: 600;
      border-radius: 10px;
      transition: all 0.3s ease;
      text-align: center;
      flex: 1;
    }
    
    .btn-primary {
      background-color: var(--primary);
      color: var(--white);
      border: none;
      box-shadow: 0 5px 15px rgba(1, 160, 233, 0.3);
    }
    
    .btn-primary:hover {
      background-color: var(--primary-dark);
      transform: translateY(-3px);
      box-shadow: 0 8px 20px rgba(1, 160, 233, 0.4);
    }
    
    .cta-features {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      margin-top: auto;
    }
    
    .cta-feature {
      background-color: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 15px;
      padding: 20px;
      text-align: center;
      transition: all 0.3s ease;
    }
    
    .cta-feature:hover {
      background-color: rgba(255, 255, 255, 0.1);
      transform: translateY(-5px);
    }
    
    .cta-feature i {
      color: var(--primary);
      font-size: 28px;
      margin-bottom: 15px;
    }
    
    .cta-feature h4 {
      color: var(--white);
      font-size: 18px;
      font-weight: 600;
      margin-bottom: 10px;
    }
    
    .cta-feature p {
      font-size: 14px;
      margin-bottom: 0;
      color: rgba(255, 255, 255, 0.8);
    }
    
    /* プロフィールカード */
    .profile-card {
      background-color: rgba(255, 255, 255, 0.95);
      border-radius: 20px;
      overflow: hidden;
      box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
      transition: all 0.3s ease;
      height: 100%;
      display: flex;
      flex-direction: column;
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .profile-header {
      padding: 30px;
      display: flex;
      align-items: flex-start;
      border-bottom: 1px solid rgba(0, 0, 0, 0.08);
      background: linear-gradient(145deg, #f9f9f9, #ffffff);
    }
    
    .profile-image {
      width: 120px;
      height: 120px;
      border-radius: 50%;
      overflow: hidden;
      margin-right: 25px;
      border: 3px solid var(--primary);
      box-shadow: 0 5px 15px rgba(1, 160, 233, 0.3);
      position: relative;
      flex-shrink: 0;
    }
    
    .profile-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }
    
    .profile-card:hover .profile-image img {
      transform: scale(1.05);
    }
    
    .profile-info {
      flex: 1;
    }
    
    .profile-info h3 {
      font-size: 32px;
      margin-bottom: 8px;
      color: var(--dark);
      position: relative;
      display: inline-block;
    }
    
    .profile-info h3:after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 50px;
      height: 3px;
      background-color: var(--primary);
    }
    
    .profile-title {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      margin-bottom: 15px;
      margin-top: 15px;
      gap: 10px;
    }
    
    .title-badge {
      background-color: var(--primary);
      color: var(--white);
      font-weight: 600;
      padding: 5px 15px;
      border-radius: 5px;
      font-size: 15px;
      display: inline-block;
      box-shadow: 0 3px 8px rgba(1, 160, 233, 0.2);
      letter-spacing: 0.5px;
    }
    
    .title-level {
      background-color: rgba(1, 160, 233, 0.1);
      color: var(--primary);
      padding: 3px 12px;
      border-radius: 5px;
      font-size: 14px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
    }
    
    .profile-bio {
      color: var(--text);
      font-size: 15px;
      line-height: 1.7;
      margin-bottom: 20px;
      padding: 15px;
      background-color: var(--light);
      border-radius: 10px;
      border-left: 4px solid var(--primary);
      box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    }
    
    .profile-stats {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      font-size: 15px;
      color: var(--text);
      background-color: rgba(1, 160, 233, 0.05);
      padding: 12px 15px;
      border-radius: 10px;
    }
    
    .profile-stats span {
      display: flex;
      align-items: center;
      font-weight: 600;
    }
    
    .profile-stats i {
      color: var(--primary);
      margin-right: 8px;
      min-width: 18px;
      text-align: center;
      font-size: 16px;
    }
    
    .profile-description {
      padding: 30px;
      flex: 1;
      background: linear-gradient(to bottom, #fff, #f9f9f9);
    }
    
    .profile-description p {
      color: var(--text);
      font-size: 16px;
      line-height: 1.7;
      margin-bottom: 20px;
    }
    
    .profile-contact-info {
      background-color: rgba(1, 160, 233, 0.05);
      border-radius: 10px;
      padding: 15px 20px;
      margin-bottom: 20px;
      border: 1px solid rgba(1, 160, 233, 0.1);
    }
    
    .profile-contact-details {
      list-style: none;
      padding: 0;
    }
    
    .profile-contact-details li {
      display: flex;
      align-items: flex-start;
      margin-bottom: 12px;
      color: var(--text);
      font-size: 15px;
      line-height: 1.5;
    }
    
    .profile-contact-details li:last-child {
      margin-bottom: 0;
    }
    
    .profile-contact-details li i {
      color: var(--primary);
      margin-right: 10px;
      min-width: 18px;
      margin-top: 3px;
    }
    
    .profile-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 20px;
    }
    
    .profile-tags span {
      background-color: var(--primary-light);
      color: var(--primary-dark);
      font-size: 14px;
      padding: 5px 12px;
      border-radius: 20px;
      font-weight: 500;
      box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
      transition: all 0.3s ease;
    }
    
    .profile-tags span:hover {
      transform: translateY(-2px);
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
      background-color: var(--primary);
      color: var(--white);
    }
    
    .profile-actions {
      padding: 0 30px 30px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      background: linear-gradient(to top, #fff, #f9f9f9);
    }
    
    .profile-btn {
      width: 100%;
      text-align: center;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      font-weight: 600;
      padding: 15px;
      border-radius: 10px;
      transition: all 0.3s ease;
      font-size: 16px;
      letter-spacing: 0.5px;
    }
    
    .profile-btn:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
    }
    
    /* レスポンシブ対応 */
    @media (max-width: 1200px) {
      .contact-cta-container {
        gap: 30px;
      }
      
      .cta-card {
        padding: 30px;
      }
      
      .cta-card h2 {
        font-size: 28px;
      }
      
      .cta-features {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
      }
      
      .cta-feature {
        padding: 15px;
      }
      
      .cta-feature i {
        font-size: 24px;
      }
      
      .cta-feature h4 {
        font-size: 16px;
      }
    }
    
    @media (max-width: 992px) {
      .contact-cta-container {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      
      .cta-card {
        height: auto;
      }
      
      .profile-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 25px;
      }
      
      .profile-image {
        margin-right: 0;
        margin-bottom: 20px;
      }
      
      .profile-info h3:after {
        left: 50%;
        transform: translateX(-50%);
      }
      
      .profile-title, .profile-stats {
        justify-content: center;
      }
    }
    
    @media (max-width: 768px) {
      .contact-cta {
        padding: 70px 0;
      }
      
      .cta-card h2 {
        font-size: 24px;
      }
      
      .cta-buttons {
        flex-direction: column;
        gap: 10px;
      }
      
      .cta-features {
        grid-template-columns: 1fr;
        gap: 15px;
      }
      
      .profile-card {
        max-width: 100%;
      }
      
      .profile-bio {
        font-size: 14px;
        padding: 12px;
      }
      
      .profile-stats {
        flex-direction: column;
        gap: 10px;
        align-items: center;
      }
    }
    
    @media (max-width: 576px) {
      .contact-cta {
        padding: 50px 0;
      }
      
      .cta-card {
        padding: 25px 20px;
      }
      
      .cta-card h2 {
        font-size: 22px;
        padding-bottom: 10px;
        margin-bottom: 15px;
      }
      
      .cta-card p {
        font-size: 14px;
        margin-bottom: 20px;
      }
      
      .cta-feature {
        padding: 15px 10px;
      }
      
      .cta-feature i {
        font-size: 22px;
        margin-bottom: 10px;
      }
      
      .cta-feature h4 {
        font-size: 16px;
        margin-bottom: 5px;
      }
      
      .cta-feature p {
        font-size: 13px;
      }
      
      .profile-description,
      .profile-actions {
        padding: 20px;
      }
      
      .profile-description p {
        font-size: 15px;
      }
      
      .profile-btn {
        padding: 12px;
        font-size: 14px;
      }
    }

    /* フッター */
    footer {
      background-color: #1a1a1a;
      color: var(--white);
      padding: 80px 0 0;
    }
    
    .footer-container {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 40px;
      margin-bottom: 50px;
    }
    
    .footer-about .logo {
      color: var(--white);
      /* margin-bottom: 20px; */
    }
    
    .footer-about p {
      color: #bbb;
      margin-bottom: 25px;
      font-size: 15px;
      line-height: 1.7;
    }
    
    .footer-links h3 {
      font-size: 20px;
      font-weight: 600;
      margin-bottom: 25px;
      color: var(--white);
      position: relative;
      padding-bottom: 15px;
    }
    
    .footer-links h3::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 30px;
      height: 2px;
      background-color: var(--primary);
    }
    
    .footer-links ul {
      list-style: none;
    }
    
    .footer-links li {
      margin-bottom: 15px;
    }
    
    .footer-links a {
      color: #bbb;
      font-size: 15px;
      transition: all 0.3s ease;
      display: flex;
      align-items: center;
    }
    
    .footer-links a:hover {
      color: var(--primary);
      transform: translateX(5px);
    }
    
    .footer-links a i {
      margin-right: 10px;
      font-size: 12px;
    }
    
    .footer-contact ul {
      list-style: none;
    }
    
    .footer-contact li {
      display: flex;
      align-items: flex-start;
      margin-bottom: 15px;
      color: #bbb;
      font-size: 15px;
    }
    
    .footer-contact li i {
      width: 20px;
      color: var(--primary);
      margin-right: 15px;
      margin-top: 5px;
    }
    
    .footer-newsletter p {
      color: #bbb;
      margin-bottom: 20px;
      font-size: 15px;
      line-height: 1.7;
    }
    
    .newsletter-form {
      display: flex;
      margin-bottom: 20px;
    }
    
    .newsletter-input {
      flex: 1;
      padding: 12px 15px;
      border: none;
      border-radius: 5px 0 0 5px;
      font-size: 15px;
    }
    
    .newsletter-btn {
      background-color: var(--primary);
      color: var(--white);
      border: none;
      padding: 0 20px;
      border-radius: 0 5px 5px 0;
      cursor: pointer;
      transition: all 0.3s ease;
    }
    
    .newsletter-btn:hover {
      background-color: var(--primary-dark);
    }
    
    .footer-social {
      display: flex;
      gap: 15px;
    }
    
    .footer-social a {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background-color: rgba(255, 255, 255, 0.1);
      color: var(--white);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.3s ease;
    }
    
    .footer-social a:hover {
      background-color: var(--primary);
      transform: translateY(-3px);
    }
    
    .footer-bottom {
      background-color: #111;
      padding: 20px 0;
      text-align: center;
    }
    
    .footer-bottom p {
      color: #bbb;
      font-size: 14px;
    }
    
    .footer-bottom a {
      color: var(--primary);
    }
    
    /* スクロールトップボタン */
    .scroll-top {
      position: fixed;
      bottom: 30px;
      right: 30px;
      width: 50px;
      height: 50px;
      background-color: var(--primary);
      color: var(--white);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      cursor: pointer;
      z-index: 99;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
      opacity: 0;
      visibility: hidden;
      transition: all 0.3s ease;
    }
    
    .scroll-top.active {
      opacity: 1;
      visibility: visible;
    }
    
    .scroll-top:hover {
      background-color: var(--primary-dark);
      transform: translateY(-3px);
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    }

    @media (min-width: 1200px) {
      .nav-menu li {
        margin-left: 25px;
      }

      .nav-menu li a {
        font-size: 16px;
      }
    }

    @media (min-width: 993px) and (max-width: 1199px) {
      .logo {
        font-size: 24px;
      }
      
      .logo-icon {
        width: 35px;
        height: 35px;
        font-size: 20px;
      }
      
      .header-btn {
        padding: 10px 20px;
        font-size: 13px;
      }
      
      .nav-menu li {
        margin-left: 15px;
      }
      
      .nav-menu li a {
        font-size: 14px;
      }
    }

    /* イベント情報セクション */
    .events {
      background-color: var(--light);
      position: relative;
    }

    .events-container {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
      gap: 30px;
      margin-bottom: 50px;
    }

    .event-card {
      background-color: var(--white);
      border-radius: 15px;
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
      position: relative;
      height: 100%;
      display: flex;
      flex-direction: column;
      border: 1px solid var(--border);
    }

    .event-card:hover {
      transform: translateY(-10px);
      box-shadow: var(--shadow-hover);
    }

    .event-badge {
      position: absolute;
      top: 15px;
      right: 15px;
      background-color: var(--primary);
      color: var(--white);
      padding: 5px 12px;
      border-radius: 20px;
      font-size: 12px;
      font-weight: 600;
      z-index: 1;
      box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
    }

    .event-image {
      height: 200px;
      overflow: hidden;
    }

    .event-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

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

    .event-content {
      padding: 25px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }

    .event-content h3 {
      font-size: 22px;
      margin-bottom: 12px;
      color: var(--dark);
      position: relative;
      padding-bottom: 12px;
    }

    .event-content h3::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 40px;
      height: 2px;
      background-color: var(--primary);
    }

    .event-content p {
      font-size: 15px;
      color: var(--text);
      margin-bottom: 20px;
      flex-grow: 1;
    }

    .event-details {
      list-style: none;
      margin-bottom: 25px;
      background-color: var(--light);
      padding: 15px;
      border-radius: 10px;
    }

    .event-details li {
      margin-bottom: 10px;
      font-size: 14px;
      display: flex;
      align-items: center;
    }

    .event-details li:last-child {
      margin-bottom: 0;
    }

    .event-details li i {
      color: var(--primary);
      margin-right: 10px;
      min-width: 20px;
      text-align: center;
    }

    .event-btn {
      margin-top: auto;
      align-self: stretch;
    }

    .events-cta {
      text-align: center;
      padding: 30px;
      background: linear-gradient(to right, rgba(1, 160, 233, 0.1), rgba(1, 160, 233, 0.2));
      border-radius: 20px;
    }

    .events-cta p {
      margin-bottom: 20px;
      font-size: 18px;
      color: var(--text);
    }

    /* ヒーローセクションのレスポンシブ対応 */
    @media (max-width: 768px) {
      .hero {
        padding: 120px 0 80px;
      }

      .hero-content {
        text-align: center;
        padding: 0 20px;
      }

      .hero h1 {
        font-size: 32px;
        line-height: 1.4;
        margin-bottom: 20px;
      }

      .hero p {
        font-size: 16px;
        margin-bottom: 30px;
      }

      .hero-buttons {
        flex-direction: column;
        gap: 15px;
      }

      .hero-buttons .btn {
        width: 100%;
        text-align: center;
      }
    }

    /* サークル概要セクションベーススタイル */
    .about-container {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: flex-start;
      margin: 0 auto;
      padding: 0 20px;
      box-sizing: border-box;
      max-width: 1200px;
    }

    .about-content {
      flex: 1;
      min-width: 300px;
    }

    .about-text {
      padding-right: 30px;
    }

    .about-info-card,
    .stat-item {
      border-radius: 10px;
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
    }

    /* サークル概要セクションのレスポンシブ対応 */
    @media (max-width: 768px) {
      .about-container {
        flex-direction: column;
        padding: 0 20px;
        margin: 0 auto;
        max-width: 100%;
        box-sizing: border-box;
      }

      .about-content {
        margin-bottom: 40px;
        width: 100%;
      }

      .about-text {
        padding: 0;
        width: 100%;
      }

      .about-header {
        margin-bottom: 30px;
      }

      .about-header h3 {
        font-size: 24px;
        margin-bottom: 15px;
      }

      .about-header p {
        font-size: 15px;
        line-height: 1.6;
      }

      .about-info-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        width: 100%;
      }

      .about-info-card {
        padding: 20px;
        margin: 0 auto;
        width: 100%;
        box-sizing: border-box;
      }

      .about-info-card h4 {
        font-size: 18px;
      }

      .about-info-card p {
        font-size: 14px;
      }

      .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        width: 100%;
        margin: 0 auto;
        padding: 0 5px;
        box-sizing: border-box;
      }

      .stat-item {
        padding: 15px;
      }

      .stat-number {
        font-size: 28px;
      }

      .stat-label {
        font-size: 13px;
      }

      .about-image-gallery {
        grid-template-columns: 1fr;
        gap: 20px;
        width: 100%;
        margin: 0 auto;
      }

      .gallery-image {
        height: 250px;
        border-radius: 10px;
        overflow: hidden;
      }
    }

    @media (max-width: 576px) {
      .about-container {
        padding: 0 15px;
        margin: 0 auto;
      }

      .about-header h3 {
        font-size: 22px;
      }

      .about-header p {
        font-size: 14px;
      }

      .about-info-card {
        padding: 15px;
        margin-left: auto;
        margin-right: auto;
      }

      .about-info-card h4 {
        font-size: 16px;
      }

      .about-info-card p {
        font-size: 13px;
      }

      .about-stats {
        grid-template-columns: 1fr;
        gap: 10px;
        width: calc(100% - 10px);
        margin-left: auto;
        margin-right: auto;
        padding: 0 5px;
      }

      .stat-item {
        padding: 12px;
        width: 95%;
        margin-left: auto;
        margin-right: auto;
      }

      .stat-number {
        font-size: 24px;
      }

      .stat-label {
        font-size: 12px;
      }

      .gallery-image {
        height: 200px;
      }
    }

    @media (max-width: 375px) {
      .about-container {
        padding: 0 12px;
      }

      .about-content {
        padding: 0 3px; 
      }

      .about-header h3 {
        font-size: 20px;
      }

      .about-header p {
        font-size: 13px;
        margin-bottom: 10px;
      }

      .about-info-card {
        padding: 12px;
        border-radius: 8px;
        margin-bottom: 15px;
      }

      .about-info-card h4 {
        font-size: 15px;
        margin-bottom: 8px;
      }

      .about-info-card p {
        font-size: 12px;
        line-height: 1.5;
      }

      .about-stats {
        gap: 8px;
        width: calc(100% - 16px);
        margin: 15px auto;
        padding: 0 8px;
      }

      .stat-item {
        padding: 10px;
        border-radius: 8px;
        width: 92%;
        margin-left: auto;
        margin-right: auto;
      }

      .stat-number {
        font-size: 20px;
        margin-bottom: 3px;
      }

      .stat-label {
        font-size: 11px;
      }

      .gallery-image {
        height: 180px;
        margin-bottom: 8px;
      }
    }