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

body {
  font-family: 'Noto Sans JP', sans-serif;
  line-height: 1.8;
  color: #333;
  background-color: #fff;
  overflow-x: hidden;
}

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

/* ============================================
   ヘッダー - 馬渕塗工スタイル
   ============================================ */
header {
  background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  position: sticky;
  top: 0;
  z-index: 1000;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

nav a {
  color: #333;
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: color 0.3s;
}

nav a:hover {
  color: #ff6b35;
}

/* ============================================
   ボタン - 馬渕塗工スタイル（オレンジ）
   ============================================ */
.btn-primary {
  background: linear-gradient(135deg, #ff6b35 0%, #ff8c42 100%);
  color: white;
  padding: 15px 40px;
  border-radius: 50px;
  border: none;
  font-weight: bold;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 107, 53, 0.4);
}

.btn-secondary {
  background: white;
  color: #ff6b35;
  padding: 15px 40px;
  border-radius: 50px;
  border: 2px solid #ff6b35;
  font-weight: bold;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-secondary:hover {
  background: #ff6b35;
  color: white;
  transform: translateY(-2px);
}

/* ============================================
   固定サイドバー - 馬渕塗工スタイル
   ============================================ */
.fixed-sidebar {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.fixed-sidebar-btn {
  background: #ff6b35;
  color: white;
  padding: 18px 14px;
  border-radius: 12px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
  min-width: 85px;
}

.fixed-sidebar-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(0,0,0,0.25);
}

.fixed-sidebar-btn.special {
  background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
  color: #333;
  font-weight: bold;
  animation: specialPulse 2s infinite;
  border: 2px solid #ff8c00;
}

@keyframes specialPulse {
  0%, 100% { 
    transform: scale(1); 
    box-shadow: 0 0 0 0 rgba(255, 215, 0, 0.7);
  }
  50% { 
    transform: scale(1.05); 
    box-shadow: 0 0 0 10px rgba(255, 215, 0, 0);
  }
}

/* ============================================
   ヒーローセクション - 馬渕塗工スタイル
   ============================================ */
.hero-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 700px;
  overflow: hidden;
}

.hero-video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.25);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  width: 100%;
  height: 100%;
}

/* 右上：WEB限定5%OFF */
.hero-discount-badge {
  position: absolute;
  top: 0;
  right: 0;
  background: transparent;
  padding: 0;
  text-align: center;
  border: none;
  z-index: 10;
  box-shadow: none;
}

.discount-label {
  font-size: 11px;
  font-weight: bold;
  color: #333;
  margin-bottom: 3px;
}

.discount-text {
  font-size: 11px;
  color: #333;
  line-height: 1.3;
  margin-bottom: 3px;
}

.discount-percent {
  font-size: 32px;
  font-weight: 900;
  color: #ff6b35;
  line-height: 1;
}

.percent-small {
  font-size: 20px;
}

/* メインタイトル - 中央 */
.hero-main-title {
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 5;
}

.hero-subtitle {
  font-size: 13px;
  color: #333;
  margin-bottom: 10px;
  font-weight: 500;
  text-shadow: 0 2px 4px rgba(255,255,255,0.9);
  letter-spacing: 1px;
}

.hero-title {
  font-size: 4.5rem;
  font-weight: bold;
  color: white;
  text-shadow: 0 4px 20px rgba(0,0,0,0.6), 0 2px 8px rgba(0,0,0,0.4);
  line-height: 1.2;
  margin: 0 0 30px 0;
  font-family: 'Noto Serif JP', serif;
  letter-spacing: 0.05em;
}

/* キャッチフレーズ - タイトルの下 */
.hero-catchphrase {
  font-size: 2.2rem;
  font-weight: 900;
  color: white;
  text-align: center;
  line-height: 1.6;
  text-shadow: 
    0 4px 20px rgba(0,0,0,0.6), 
    0 2px 8px rgba(0,0,0,0.4),
    0 1px 3px rgba(0,0,0,0.5);
  font-family: 'Noto Serif JP', serif;
  letter-spacing: 0.05em;
  margin-top: 20px;
}

/* 右側セクション - スクロールに追従 */
.hero-right-section {
  position: fixed;
  top: 120px;
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 999;
  width: 200px; /* 幅をさらに調整 */
  transform: scale(0.75); /* 全体を75%にさらに縮小 */
  transform-origin: top right; /* 右上を基準に縮小 */
}

/* PC表示時にコンテンツがボタンと被らないように、コンテナ幅を調整しつつ中央揃えにする */
@media (min-width: 1025px) {
  .container {
    max-width: 960px; /* コンテンツ幅を1200pxから狭めて、左右に空間を作る */
    margin: 0 auto;   /* 画面の中央に配置（左寄り解消） */
    padding-right: 80px; /* コンテンツ内の右側に余白を確保し、文字がボタンに隠れないようにする */
  }
  
  /* ヒーローセクションのタイトルなどは少し調整 */
  .hero-main-title {
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
  }
}

/* 相談ボタン */
.hero-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 20px;
  border-radius: 8px;
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  transition: all 0.3s;
  width: 100%;
}

.hero-btn-email {
  background: #2d5f3f;
  color: white;
}

.hero-btn-line {
  background: #06c755;
  color: white;
}

.hero-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

.hero-btn-icon {
  font-size: 22px;
}

.hero-btn-text {
  font-size: 13px;
  font-weight: bold;
  line-height: 1.3;
}

/* お問い合わせボックス */
.inquiry-box {
  background: rgba(255, 250, 240, 0.97);
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
  border: 3px dashed #d4a574;
  text-align: center;
  width: 100%;
}

.inquiry-box-green {
  background: rgba(240, 255, 245, 0.97);
  border-color: #06c755;
}

.inquiry-title {
  font-size: 13px;
  font-weight: 700;
  color: #333;
  margin-bottom: 10px;
  line-height: 1.5;
}

.inquiry-btn {
  display: inline-block;
  padding: 10px 25px;
  border-radius: 50px;
  text-decoration: none;
  font-weight: bold;
  font-size: 14px;
  margin-bottom: 8px;
  transition: all 0.3s;
  width: 100%;
  box-sizing: border-box;
}

.inquiry-btn-green {
  background: #2d5f3f;
  color: white;
}

.inquiry-btn-line {
  background: #06c755;
  color: white;
}

.inquiry-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.3);
}

.inquiry-tel {
  font-size: 18px;
  font-weight: 900;
  color: #2d5f3f;
}

.inquiry-line-logo {
  font-size: 16px;
  font-weight: 900;
  color: #06c755;
  margin-bottom: 8px;
}

.inquiry-text {
  font-size: 12px;
  color: #666;
  margin-bottom: 10px;
  line-height: 1.4;
}

/* 最近のニュース - 左下 */
.hero-news-box {
  position: absolute;
  bottom: 10px;
  left: 40px;
  background: linear-gradient(135deg, #ff8c42 0%, #ff6b35 100%);
  padding: 18px;
  border-radius: 15px;
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
  max-width: 420px;
  z-index: 5;
}

.news-header {
  font-size: 15px;
  font-weight: 900;
  color: white;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.news-icon {
  font-size: 18px;
}

.news-list {
  background: white;
  border-radius: 10px;
  padding: 12px;
  max-height: 180px;
  overflow-y: auto;
}

.news-item {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 12px;
}

.news-item:last-child {
  border-bottom: none;
}

.news-date {
  color: #ff6b35;
  font-weight: 900;
  white-space: nowrap;
  font-size: 12px;
}

.news-text {
  color: #333;
  line-height: 1.4;
  font-size: 12px;
}

/* レスポンシブ対応 */
@media (max-width: 1024px) {
  .catchphrase-box {
    font-size: 1.8rem;
    padding: 20px 40px;
  }
  
  .hero-right-section {
    max-width: 240px;
    gap: 12px;
  }
  
  .hero-news-box {
    max-width: 350px;
  }
}

/* スマホ専用：最近のアークサンディング（ヒーローセクションの下） */
.hero-news-box-mobile {
  display: none; /* PCでは非表示 */
}

@media (max-width: 768px) {
  .hero-section {
    height: auto;
    min-height: 600px;
  }
  
  .hero-discount-badge {
    padding: 10px 20px;
  }
  
  .hero-main-catchphrase {
    top: 40%;
  }
  
  .catchphrase-box {
    font-size: 1.5rem;
    padding: 18px 30px;
  }
  
  .hero-right-section {
    position: relative;
    top: auto;
    right: auto;
    max-width: 100%;
    margin: 20px;
  }
  
  /* PC用のhero-news-boxをスマホでは非表示 */
  .hero-news-box {
    display: none;
  }
  
  /* スマホでは最近のアークサンディングを非表示 */
  .hero-news-box-mobile {
    display: none;
    position: absolute;
    top: 550px;
    left: 50%;
    transform: translateX(-50%); /* 中央揃え */
    background: linear-gradient(135deg, #ff8c42 0%, #ff6b35 100%);
    padding: 18px;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    max-width: 420px;
    width: calc(100% - 40px);
    z-index: 10; /* 動画の上に表示 */
  }
  
  .hero-news-box-mobile .news-header {
    font-size: 15px;
    font-weight: 900;
    color: white !important;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  .hero-news-box-mobile .news-header span {
    color: white !important;
  }
  
  .hero-news-box-mobile .news-icon {
    font-size: 18px;
  }
  
  .hero-news-box-mobile .news-list {
    background: white;
    border-radius: 10px;
    padding: 12px;
    max-height: 180px;
    overflow-y: auto;
  }
  
  .hero-news-box-mobile .news-item {
    display: flex;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid #e0e0e0;
    font-size: 12px;
  }
  
  .hero-news-box-mobile .news-item:last-child {
    border-bottom: none;
  }
  
  .hero-news-box-mobile .news-date {
    color: #ff6b35;
    font-weight: 900;
    white-space: nowrap;
    font-size: 12px;
  }
  
  .hero-news-box-mobile .news-text {
    color: #333;
    line-height: 1.4;
    font-size: 12px;
  }
}

/* ============================================
   アイコンナビゲーション - 馬渕塗工スタイル
   ============================================ */
.icon-navigation {
  background: #f5f5f0;
  padding: 30px 0;
  border-top: 1px solid #e0e0d8;
  border-bottom: 1px solid #e0e0d8;
}

.icon-nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  gap: 10px;
}

.icon-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  transition: all 0.3s;
  padding: 15px 10px;
  border-radius: 10px;
  flex: 1;
  max-width: 140px;
}

.icon-nav-item:hover {
  background: rgba(255,255,255,0.8);
  transform: translateY(-5px);
}

.icon-nav-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, #d4a574 0%, #c89a5f 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  transition: all 0.3s;
  box-shadow: 0 4px 15px rgba(212,165,116,0.3);
}

.icon-nav-item:hover .icon-nav-icon {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(212,165,116,0.5);
}

.icon-nav-icon svg {
  width: 32px;
  height: 32px;
  color: white;
}

.icon-nav-text {
  font-size: 13px;
  font-weight: 600;
  color: #666;
  text-align: center;
  line-height: 1.4;
}

.icon-nav-item:hover .icon-nav-text {
  color: #333;
}

/* レスポンシブ対応 */
@media (max-width: 1024px) {
  .icon-nav-container {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .icon-nav-item {
    max-width: 120px;
  }
  
  .icon-nav-icon {
    width: 50px;
    height: 50px;
  }
  
  .icon-nav-icon svg {
    width: 28px;
    height: 28px;
  }
  
  .icon-nav-text {
    font-size: 12px;
  }
}

@media (max-width: 768px) {
  .icon-navigation {
    padding: 20px 0;
  }
  
  .icon-nav-container {
    gap: 5px;
  }
  
  .icon-nav-item {
    padding: 10px 5px;
    max-width: 100px;
  }
  
  .icon-nav-icon {
    width: 45px;
    height: 45px;
  }
  
  .icon-nav-icon svg {
    width: 24px;
    height: 24px;
  }
  
  .icon-nav-text {
    font-size: 11px;
  }
}

/* ============================================
   ごあいさつセクション - 馬渕塗工スタイル
   ============================================ */
.greeting-section {
  background: linear-gradient(135deg, #f5f1e8 0%, #ebe7dc 100%);
  padding: 80px 0;
  position: relative;
}

.greeting-header {
  text-align: center;
  margin-bottom: 50px;
}

.greeting-sun-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
}

.greeting-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #333;
  margin-bottom: 10px;
  font-family: 'Noto Serif JP', serif;
}

.greeting-title-en {
  font-size: 1.2rem;
  color: #d4a574;
  font-style: italic;
  margin-bottom: 20px;
  letter-spacing: 2px;
}

.greeting-wave {
  width: 200px;
  height: 20px;
  margin: 0 auto;
}

.greeting-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.greeting-text {
  font-size: 1rem;
  line-height: 2;
  color: #333;
  margin-bottom: 30px;
  font-weight: 400;
}

.greeting-signature {
  font-size: 1rem;
  font-weight: 700;
  color: #333;
  margin-top: 50px;
  text-align: right;
  padding-right: 50px;
}

/* ============================================
   セクション共通 - 馬渕塗工スタイル
   ============================================ */
section {
  padding: 80px 0;
  position: relative;
}

.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 25px;
  color: #333;
  line-height: 1.5;
  text-align: center;
}

.section-subtitle {
  font-family: 'Noto Serif JP', serif;
  color: #ff6b35;
  font-size: 0.95rem;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
  text-align: center;
}

/* ============================================
   背景画像付きセクション - 馬渕塗工スタイル
   ============================================ */
.section-with-bg {
  position: relative;
  padding: 120px 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.section-with-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.9);
  z-index: 1;
}

.section-with-bg .container {
  position: relative;
  z-index: 2;
}

/* ============================================
   テキストオーバーレイ - 馬渕塗工スタイル
   ============================================ */
.text-overlay {
  background: rgba(255, 255, 255, 0.95);
  padding: 50px;
  border-radius: 20px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  max-width: 600px;
  backdrop-filter: blur(10px);
}

/* ============================================
   カード - 馬渕塗工スタイル
   ============================================ */
.card-modern {
  background: white;
  padding: 35px;
  border-radius: 20px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
}

.card-modern:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
}

/* ============================================
   グリッド
   ============================================ */
.grid {
  display: grid;
  gap: 30px;
}

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

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

.grid-cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ============================================
   画像プレースホルダー
   ============================================ */
.image-placeholder {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  position: relative;
  overflow: hidden;
}

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

.placeholder-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  opacity: 0.8;
}

.placeholder-info {
  margin-top: 12px;
  font-size: 0.875rem;
  opacity: 0.9;
}

/* ============================================
   装飾要素 - 馬渕塗工スタイル
   ============================================ */
.mosaic-border {
  height: 20px;
  background: linear-gradient(90deg, 
    #ff6b35 0%, #ff6b35 20%,
    #ffd700 20%, #ffd700 40%,
    #ff6b35 40%, #ff6b35 60%,
    #ffd700 60%, #ffd700 80%,
    #ff6b35 80%, #ff6b35 100%
  );
}

.wave-divider {
  width: 100%;
  height: 60px;
  overflow: hidden;
  line-height: 0;
}

.wave-divider svg {
  width: 100%;
  height: 100%;
}

.sun-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 16px;
  display: block;
}

/* ============================================
   テーブル - 馬渕塗工スタイル
   ============================================ */
table {
  width: 100%;
  border-collapse: collapse;
}

table th {
  background: #ff6b35;
  padding: 18px 25px;
  text-align: left;
  font-weight: 700;
  color: white;
}

table td {
  padding: 18px 25px;
  border-bottom: 1px solid #e2e8f0;
}

table tr:hover {
  background: #fafafa;
}

/* ============================================
   フォーム - 馬渕塗工スタイル
   ============================================ */
input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 14px;
  transition: all 0.3s;
  font-family: 'Noto Sans JP', sans-serif;
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: #ff6b35;
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: #ff6b35;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: #333;
}

/* ============================================
   詳細タグ (Accordion) - 馬渕塗工スタイル
   ============================================ */
details {
  background: white;
  padding: 20px 25px;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  transition: all 0.3s;
}

details:hover {
  box-shadow: 0 4px 15px rgba(0,0,0,0.12);
}

summary {
  font-weight: 700;
  font-size: 1.05rem;
  cursor: pointer;
  color: #333;
  list-style: none;
  position: relative;
  padding-right: 30px;
}

summary::after {
  content: '▼';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  transition: transform 0.3s;
  color: #ff6b35;
  font-size: 0.85rem;
}

details[open] summary::after {
  transform: translateY(-50%) rotate(180deg);
}

summary::-webkit-details-marker {
  display: none;
}

/* ============================================
   フッター - 馬渕塗工スタイル
   ============================================ */
footer {
  background: #2d3748;
  color: white;
  padding: 50px 0 25px;
}

footer h3 {
  font-size: 1.2rem;
  margin-bottom: 18px;
  color: #fff;
  font-weight: 700;
}

footer p,
footer a {
  color: #a0aec0;
  line-height: 1.8;
  text-decoration: none;
}

footer a:hover {
  color: #ff6b35;
}

/* ============================================
   レスポンシブ
   ============================================ */
@media (max-width: 768px) {
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
  
  .section-title {
    font-size: 1.875rem;
  }
  
  .text-overlay {
    padding: 32px 24px;
  }
  
  .fixed-sidebar {
    right: 10px;
  }
  
  .fixed-sidebar-btn {
    min-width: 70px;
    padding: 14px 10px;
    font-size: 13px;
  }
  
  nav {
    display: none;
  }
  
  section {
    padding: 60px 0;
  }
  
  .card-modern {
    padding: 25px 18px;
  }
}

/* ============================================
   ユーティリティクラス
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 12px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }
.mb-8 { margin-bottom: 32px; }
.mb-12 { margin-bottom: 48px; }
.mb-16 { margin-bottom: 64px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mx-auto { margin-left: auto; margin-right: auto; }
.ml-auto { margin-left: auto; }
.space-y-1 > * + * { margin-top: 8px; }
.space-y-2 > * + * { margin-top: 12px; }
.space-y-3 > * + * { margin-top: 16px; }
.space-y-4 > * + * { margin-top: 16px; }
.space-y-6 > * + * { margin-top: 24px; }
.gap-2 { gap: 12px; }
.gap-4 { gap: 16px; }
.gap-8 { gap: 32px; }
.gap-12 { gap: 48px; }
.rounded-lg { border-radius: 12px; }
.rounded-full { border-radius: 9999px; }
.max-w-3xl { max-width: 768px; }
.max-w-4xl { max-width: 896px; }
.max-w-6xl { max-width: 1152px; }
.relative { position: relative; }
.absolute { position: absolute; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.hidden { display: none; }
.min-h-screen { min-height: 100vh; }
.w-full { width: 100%; }
.h-12 { height: 48px; }
.h-20 { height: 80px; }
.h-32 { height: 128px; }
.h-48 { height: 192px; }
.h-64 { height: 256px; }
.object-cover { object-fit: cover; }
.object-contain { object-fit: contain; }
.shadow-md { box-shadow: 0 4px 6px rgba(0,0,0,0.1); }
.shadow-lg { box-shadow: 0 10px 25px rgba(0,0,0,0.1); }
.bg-white { background-color: white; }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gray-100 { background-color: #f3f4f6; }
.bg-gray-800 { background-color: #1f2937; }
.bg-gray-900 { background-color: #111827; }
.text-gray-400 { color: #9ca3af; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-gray-800 { color: #1f2937; }
.text-gray-900 { color: #111827; }
.text-white { color: white; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-serif { font-family: 'Noto Serif JP', serif; }
.leading-relaxed { line-height: 1.625; }
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-4 { border-width: 4px; }
.border-b { border-bottom-width: 1px; }
.border-t { border-top-width: 1px; }
.border-l-4 { border-left-width: 4px; }
.border-gray-200 { border-color: #e5e7eb; }
.border-gray-300 { border-color: #d1d5db; }
.border-gray-800 { border-color: #1f2937; }
.border-yellow-500 { border-color: #eab308; }
.border-collapse { border-collapse: collapse; }
.px-3 { padding-left: 12px; padding-right: 12px; }
.px-4 { padding-left: 16px; padding-right: 16px; }
.px-6 { padding-left: 24px; padding-right: 24px; }
.px-8 { padding-left: 32px; padding-right: 32px; }
.px-12 { padding-left: 48px; padding-right: 48px; }
.py-1 { padding-top: 4px; padding-bottom: 4px; }
.py-2 { padding-top: 8px; padding-bottom: 8px; }
.py-4 { padding-top: 16px; padding-bottom: 16px; }
.py-6 { padding-top: 24px; padding-bottom: 24px; }
.py-8 { padding-top: 32px; padding-bottom: 32px; }
.py-12 { padding-top: 48px; padding-bottom: 48px; }
.py-20 { padding-top: 80px; padding-bottom: 80px; }
.py-24 { padding-top: 96px; padding-bottom: 96px; }
.py-32 { padding-top: 128px; padding-bottom: 128px; }
.p-4 { padding: 16px; }
.p-6 { padding: 24px; }
.p-8 { padding: 32px; }
.pt-4 { padding-top: 16px; }
.pt-8 { padding-top: 32px; }
.w-16 { width: 64px; }
.w-20 { width: 80px; }
.h-16 { height: 64px; }
.overflow-hidden { overflow: hidden; }
.overflow-x-auto { overflow-x: auto; }
.transition { transition: all 0.3s; }
.transition-colors { transition: color 0.3s, background-color 0.3s; }
.cursor-pointer { cursor: pointer; }
.focus\:outline-none:focus { outline: none; }
.focus\:ring-2:focus { box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.5); }
.focus\:ring-orange-500:focus { box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.5); }
.hover\:bg-gray-50:hover { background-color: #f9fafb; }
.hover\:bg-orange-600:hover { background-color: #ea580c; }
.hover\:bg-orange-700:hover { background-color: #c2410c; }
.hover\:shadow-lg:hover { box-shadow: 0 10px 25px rgba(0,0,0,0.15); }
.hover\:border-\[#ff8c42\]:hover { border-color: #ff8c42; }
.text-orange-500 { color: #f97316; }
.text-orange-600 { color: #ea580c; }
.text-blue-500 { color: #3b82f6; }
.text-blue-600 { color: #2563eb; }
.text-blue-700 { color: #1d4ed8; }
.text-green-600 { color: #16a34a; }
.text-yellow-600 { color: #ca8a04; }
.text-red-600 { color: #dc2626; }
.bg-orange-500 { background-color: #f97316; }
.bg-orange-600 { background-color: #ea580c; }
.bg-blue-50 { background-color: #eff6ff; }
.bg-blue-100 { background-color: #dbeafe; }
.bg-yellow-50 { background-color: #fefce8; }
.w-1\/3 { width: 33.333333%; }