@charset "utf-8";
/*================================================
 9月秋の収穫キャンペーン2025用 - 秋テーマ
=================================================*/

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  color: #333333;
  font-family: 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
  background: #FFF1E1;
  background-image: url(../image/bg.png);
  background-size:50%;
background-attachment: fixed;
background-repeat:repeat-x;
background-position:;
background-position:bottom left;

}

img {
  display: block;
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
  border: 0;
}

@media screen and (min-width: 768px) {
  .br-sp {
    display: none;
  }
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

.clear {
  clear: both;
}

/* === レイアウトコンテナ === */
.content {
  width: 800px;
  max-width: 100%;
  margin: 0 auto;
  background: #fff;
  padding: 0;
  overflow: hidden;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(139, 69, 19, 0.3);
  position: relative;
}

/* === 落ち葉と収穫の装飾要素 === */
.falling-leaf {
  position: absolute;
  width: 30px;
  height: 30px;
  pointer-events: none;
  z-index: 1;
}

.maple-leaf {
  background: #D2691E;
  clip-path: polygon(50% 0%, 60% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 40% 35%);
  animation: leafFall 8s linear infinite;
}

.oak-leaf {
  background: #CD853F;
  border-radius: 0 100% 0 100%;
  animation: leafFall 10s linear infinite;
  animation-delay: 2s;
}

.acorn {
  background: #A0522D;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  width: 20px;
  height: 25px;
  animation: leafFall 12s linear infinite;
  animation-delay: 4s;
}

.leaf-1 {
  top: -50px;
  left: 10%;
  animation-delay: 0s;
}

.leaf-2 {
  top: -50px;
  right: 15%;
  animation-delay: 3s;
}

.leaf-3 {
  top: -50px;
  left: 70%;
  animation-delay: 6s;
}

@keyframes leafFall {
  0% {
    transform: translateY(-50px) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh) rotate(360deg);
    opacity: 0;
  }
}

/* === トップバナー === */
.top-banner {
  width: 100%;
  margin: 0;
  padding: 0;
  position: relative;
  overflow: hidden;
  border-radius: 15px 15px 0 0;
  line-height: 0;
  font-size: 0;
}

.top-banner img {
  width: 100%;
  display: block;
  margin: 0;
  padding: 0;
}

/* === 下向き三角だけの装飾 === */
.triangle-arrow {
  position: relative;
  height: 20px;
  margin: 0;
  text-align: center;
}

.triangle-arrow::after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 15px solid transparent;
  border-right: 15px solid transparent;
  border-top: 15px solid #D2691E;
}

/* === スペーサー === */
.space10 {
  height: 10px;
  clear: both;
  margin: 0;
  padding: 0;
}

.space20 {
  height: 20px;
  clear: both;
  margin: 0;
  padding: 0;
}

@media screen and (max-width: 800px) {
  html {
    font-size: 14px;
  }
  
  .content {
    width: 95%;
  }
  
  .space10 {
    height: 5px;
  }
  
  .space20 {
    height: 10px;
  }
}

/* === テキストスタイル === */
.highlight-orange {
  background: linear-gradient(transparent 70%, #FFE4B5 30%);
  font-weight: bold;
  color: #D2691E;
}

.highlight-brown {
  background: linear-gradient(transparent 70%, #F4A460 30%);
  font-weight: bold;
  color: #8B4513;
}

.highlight-gold {
  background: linear-gradient(transparent 70%, #FFD700 30%);
  font-weight: bold;
  color: #B8860B;
}

.highlight-autumn {
  background: linear-gradient(45deg, #D2691E, #CD853F, #DEB887, #F4A460, #DAA520);
  background-size: 400% 400%;
  animation: autumn-gradient 3s ease infinite;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: bold;
  font-size: 1.8rem;
  line-height: 1.3;
}

@keyframes autumn-gradient {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.strike {
  text-decoration: line-through;
  color: #666;
}

/* プレミアムクーポン強調 */
.premium-coupon-highlight {
  color: #8B4513 !important;
  background: linear-gradient(transparent 70%, #DEB887 30%) !important;
  font-weight: 900 !important;
  font-size: 1.3em !important;
  text-shadow: 1px 1px 2px rgba(139, 69, 19, 0.3) !important;
}

/* === 見出し === */
h2, .section-title {
  font-size: 1.8rem;
  font-weight: bold;
  background: linear-gradient(to right, #D2691E, #CD853F);
  color: white;
  text-align: center;
  padding: 15px;
  border-radius: 50px;
  margin: 30px auto;
  width: 90%;
  box-shadow: 0 4px 15px rgba(210, 105, 30, 0.3);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

h2::before, .section-title::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, rgba(255,255,255,0) 70%);
  animation: shine 3s infinite linear;
  z-index: -1;
}

@keyframes shine {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* === h2_bannerクラス（セクションタイトル画像） === */
.h2_banner {
  width: 100%;
  margin: 0;
  padding: 0;
  line-height: 0;
  font-size: 0;
  display: block;
  overflow: hidden;
}

.h2_banner img {
  width: 100%;
  height: auto;
  display: block;
  margin: 0;
  padding: 0;
  vertical-align: bottom;
  border: none;
}

/* === プレフェイス部分 === */
.preface {
  width: 90%;
  margin: 25px auto;
  background: #fff;
  padding: 25px 20px;
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.05);
  position: relative;
  border: 2px solid #DEB887;
}

.preface-heading {
  margin-bottom: 25px;
}

.preface-heading h2 {
  font-size: 1.8rem;
  font-weight: bold;
  color: #D2691E;
  text-align: center;
  padding: 0 0 15px 0;
  margin: 0 0 20px 0;
  border-bottom: 3px solid #DEB887;
  border-radius: 0;
  background: none;
  width: 100%;
  box-shadow: none;
}

.preface-heading h2::before {
  display: none;
}

.preface-text {
  font-size: 1rem;
  line-height: 2;
  color: #333;
}

.preface-text p {
  margin-bottom: 20px;
}

.preface-text p:last-child {
  margin-bottom: 0;
}

/* === トップリスト === */
.toplist {
  width: 95%;
  margin: 0 auto 30px;
}

.toplist_box {
  width: 100%;
  min-height: 70px;
  background: #FFF8DC;
  border-radius: 15px;
  display: flex;
  align-items: center;
  transition: all 0.3s ease;
  box-shadow: 0 3px 10px rgba(210, 105, 30, 0.1);
  margin-bottom: 15px;
  cursor: pointer;
  position: relative;
  border: 1px solid #DEB887;
  overflow: hidden;
}

.toplist_box:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(210, 105, 30, 0.2);
  background: #FFF5EE;
}

.toplist_box h5 {
  border-radius: 15px 0 0 15px;
  background: #D2691E;
  width: 70px;
  min-height: 70px;
  color: #fff;
  text-align: center;
  font-size: 1.5rem;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
  position: relative;
  overflow: hidden;
  align-self: stretch; /* この行を追加 */
}

.toplist_box h5::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(45deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.2) 50%, rgba(255,255,255,0) 100%);
  transform: translateX(-100%);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.toplist_box p {
  color: #333;
  flex: 1;
  padding: 15px 50px 15px 20px;
  font-size: 1.2rem;
  margin: 0;
  font-weight: 600;
  line-height: 1.4;
}

.toplist_box::after {
  content: "›";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: #D2691E;
  transition: transform 0.3s ease;
}

.toplist_box:hover::after {
  transform: translateY(-50%) translateX(3px);
}

.toplist a {
  text-decoration: none;
  display: block;
  width: 100%;
}

.toplist_box:active {
  transform: translateY(0);
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* === コンテンツブロック === */
section {
  display: block;
  margin: 0 0 40px 0;
  padding: 0;
  position: relative;
}

.overview, .overview2 {
  width: 100%;
  margin: 0;
  position: relative;
  overflow: hidden;
}

.overview {
  background: #FFF8DC;
  box-shadow: inset 0 0 20px rgba(210, 105, 30, 0.05);
}

.overview2 {
  background: #fff;
}

/* 薄茶色背景用のボックス */
.overview .expo-features,
.overview .event-details,
.overview .house-points {
  background: white;
  border: 2px solid #DEB887;
}

.overview .expo-feature-item,
.overview .house-point-item,
.overview .benefit-item,
.overview .hotel-feature-item,
.overview .feature-item {
  background: #FFFEF7;
  border: 2px solid #F4A460;
}

/* 白背景用のボックス */
.overview2 .expo-features,
.overview2 .event-details,
.overview2 .house-points {
  background: #FDF6E3;
  border: 3px solid #CD853F;
}

.overview2 .expo-feature-item,
.overview2 .house-point-item,
.overview2 .benefit-item,
.overview2 .hotel-feature-item,
.overview2 .feature-item {
  background: white;
  border: 2px solid #CD853F;
}

/* セクションコンテンツ */
.section-content {
  padding: 20px 0 30px;
  position: relative;
  z-index: 2;
  background-color: inherit;
}

.section-content::after {
  content: "";
  display: table;
  clear: both;
}

.section-content p {
  width: 90%;
  font-size: 1.1rem;
  line-height: 1.8;
  margin: 0 auto 15px;
}

/* === 9月キャンペーン専用スタイル === */

/* 特別クーポンセクション */
.coupon-highlight {
  width: 90%;
  margin: 20px auto;
  text-align: center;
  background: linear-gradient(135deg, #FFE4B5, #F4A460);
  padding: 20px;
  border-radius: 15px;
  border: 2px solid #D2691E;
}

.coupon-highlight h3 {
  color: #8B4513;
  font-size: 1.5rem;
  margin-bottom: 15px;
  font-weight: bold;
}

.coupon-lineup {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 10px;
}

.coupon-item {
  background: #D2691E;
  color: white;
  padding: 10px 15px;
  border-radius: 25px;
  font-weight: bold;
  font-size: 1rem;
  box-shadow: 0 3px 10px rgba(210, 105, 30, 0.3);
  transition: transform 0.3s ease;
}

.coupon-item:hover {
  transform: translateY(-2px);
}

.cashback-highlight {
  width: 90%;
  margin: 20px auto;
  text-align: center;
  background: linear-gradient(45deg, #DAA520, #B8860B);
  padding: 15px;
  border-radius: 10px;
  box-shadow: 0 3px 15px rgba(218, 165, 32, 0.3);
}

.cashback-highlight h4 {
  color: white;
  font-size: 1.3rem;
  margin: 0;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

/* アーカイブ配信セクション */
.archive-highlight {
  width: 90%;
  margin: 20px auto;
  text-align: center;
  background: linear-gradient(135deg, #DEB887, #CD853F);
  padding: 25px;
  border-radius: 15px;
  border: 2px solid #8B4513;
}

.archive-highlight h3 {
  color: #654321;
  font-size: 1.4rem;
  margin-bottom: 10px;
  font-weight: bold;
}

.archive-highlight h4 {
  color: #8B4513;
  font-size: 1.6rem;
  margin: 0;
  font-weight: bold;
}

/* 24時間セミナーセクション */
.seminar-24-header {
  width: 90%;
  margin: 20px auto;
  text-align: center;
  background: linear-gradient(135deg, #F4A460, #D2691E);
  padding: 25px;
  border-radius: 15px;
  border: 2px solid #A0522D;
}

.seminar-24-header h3 {
  color: #8B4513;
  font-size: 1.3rem;
  margin-bottom: 10px;
  font-weight: bold;
}

.seminar-24-header h4 {
  color: #654321;
  font-size: 1.6rem;
  margin: 0;
  font-weight: bold;
}

/* EXPOセクション（基本スタイル） */
.expo-features {
  width: 90%;
  margin: 25px auto;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.05);
}

.expo-features h4 {
  color: #8B4513;
  font-size: 1.3rem;
  margin-bottom: 15px;
  text-align: center;
  font-weight: bold;
}

.expo-feature-list {
  margin: 15px 0;
}

.expo-feature-item {
  display: flex;
  align-items: center;
  margin-bottom: 12px;
  padding: 15px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(210, 105, 30, 0.08);
}

.expo-feature-item .check-icon {
  color: #D2691E;
  font-weight: bold;
  margin-right: 10px;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.expo-feature-item .text {
  line-height: 1.6;
  font-weight: bold;
  font-size: 1.1rem;
}

.event-details {
  width: 90%;
  margin: 25px auto;
  background: #FDF6E3;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.05);
  border: 2px solid #CD853F;
}

.event-details h4 {
  color: #8B4513;
  font-size: 1.5rem;
  margin-bottom: 15px;
  font-weight: bold;
}

.event-info {
  margin: 15px 0;
}

.event-item {
  display: flex;
  align-items: center;
  margin-bottom: 10px;
  padding: 8px 0;
}

.event-item .icon {
  color: #D2691E;
  font-size: 1.2rem;
  margin-right: 12px;
  flex-shrink: 0;
}

.event-item .text {
  font-weight: bold;
  line-height: 1.6;
  font-size: 1.2rem;
}

/* ホテルオーナーズセクション */
.hotel-header {
  width: 90%;
  margin: 20px auto;
  text-align: center;
  background: linear-gradient(135deg, #DEB887, #CD853F);
  padding: 25px;
  border-radius: 15px;
  border: 2px solid #A0522D;
}

.hotel-header h3 {
  color: #8B4513;
  font-size: 1.3rem;
  margin-bottom: 10px;
  font-weight: bold;
}

.hotel-header h4 {
  color: #654321;
  font-size: 1.6rem;
  margin: 0;
  font-weight: bold;
}

.hotel-features {
  width: 90%;
  margin: 25px auto;
}

.hotel-feature-item {
  display: flex;
  align-items: center;
  background: white;
  padding: 15px;
  margin-bottom: 15px;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  border-left: 4px solid #CD853F;
}

.hotel-feature-item .icon {
  color: #A0522D;
  font-size: 1.3rem;
  margin-right: 15px;
  flex-shrink: 0;
  font-weight: bold;
}

.hotel-feature-item .text {
  line-height: 1.6;
  font-weight: bold;
  font-size: 1.2rem;
}

/* ドバイセクション */
.dubai-header {
  width: 90%;
  margin: 20px auto;
  text-align: center;
  background: linear-gradient(135deg, #DAA520, #B8860B);
  padding: 25px;
  border-radius: 15px;
  border: 2px solid #8B7355;
}

.dubai-header h3 {
  color: #654321;
  font-size: 1.3rem;
  margin-bottom: 10px;
  font-weight: bold;
}

.dubai-header h4 {
  color: #8B7355;
  font-size: 1.6rem;
  margin: 0;
  font-weight: bold;
}

.house-points {
  width: 90%;
  margin: 25px auto;
  background: #FDF6E3;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.05);
  border: 2px solid #CD853F;
}

.house-points h4 {
  color: #8B4513;
  font-size: 1.3rem;
  margin-bottom: 15px;
  font-weight: bold;
}

.house-point-list {
  margin: 15px 0;
}

.house-point-item {
  margin-bottom: 20px;
  padding: 15px;
  background: #FFFBF0;
  border-radius: 8px;
  border: 1px solid #E6C2A6;
  box-shadow: 0 2px 5px rgba(210, 105, 30, 0.08);
}

.house-point-item h5 {
  color: #8B4513;
  font-size: 1.1rem;
  margin-bottom: 8px;
  font-weight: bold;
}

.house-point-item p {
  margin: 0;
  width: 100%;
  line-height: 1.6;
  color: #666;
}

/* === 特徴リスト === */
.feature-list {
  width: 90%;
  margin: 25px auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-item {
  background: #FFFBF0;
  border-radius: 12px;
  padding: 15px;
  display: flex;
  align-items: center;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  border: 1px solid #E6C2A6;
}

.feature-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.check-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-right: 12px;
  color: #D2691E;
  font-size: 18px;
}

.feature-text {
  font-weight: bold;
  font-size: 16px;
  line-height: 1.5;
  color: #333;
}

/* === キャンペーンボックス === */
.campaign-box {
  width: 90%;
  margin: 20px auto;
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.campaign-title {
  background-color: #D2691E;
  color: #ffffff;
  font-size: 1.2rem;
  font-weight: bold;
  text-align: center;
  margin: 0;
  padding: 12px 0;
  width: 100%;
}

.campaign-content {
  background-color: #ffffff;
  padding: 20px;
  border: 1px solid #DEB887;
  border-top: none;
}

.campaign-content p {
  width: 100%;
  margin: 0;
  font-size: 1.1rem;
  line-height: 1.5;
}

/* 講座リスト */
.course-list {
  list-style: none;
  padding: 0;
  margin: 0 0 15px 0;
}

.course-list li {
  position: relative;
  padding: 10px 0 10px 30px;
  margin-bottom: 8px;
  font-size: 1.1rem;
  font-weight: bold;
  border-bottom: 1px dashed #DEB887;
}

.course-list li:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.course-list li::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  background-color: #D2691E;
  border-radius: 50%;
}

.course-list li::after {
  content: "✓";
  position: absolute;
  left: 9px;
  top: 50%;
  transform: translateY(-50%);
  color: white;
  font-size: 12px;
  font-weight: bold;
}

/* 注意テキスト */
.notice-text {
  background-color: #FFF8DC;
  padding: 12px 15px;
  border-radius: 8px;
  border-left: 4px solid #D2691E;
  display: flex;
  align-items: center;
  margin-top: 15px;
  font-size: 1rem;
  color: #333;
}

.notice-icon {
  margin-right: 10px;
  font-size: 1.2rem;
  color: #D2691E;
}

/* === 価格表示ボックス === */
.price-box {
  width: 90%;
  max-width: 500px;
  margin: 30px auto;
  background: white;
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.1);
  padding: 25px;
  text-align: center;
  border: 2px solid #D2691E;
  position: relative;
  overflow: hidden;
}

.price-box::after {
  content: 'AUTUMN SPECIAL';
  position: absolute;
  top: 10px;
  right: 10px;
  background: #D2691E;
  color: white;
  font-size: 11px;
  font-weight: bold;
  padding: 5px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.archive-price::after {
  content: 'ARCHIVE';
  background: #CD853F;
}

.price-old {
  font-size: 1.1rem;
  color: #666;
  margin-bottom: 5px;
}

.price-new {
  font-size: 1.3rem;
  font-weight: bold;
  color: #D2691E;
  margin-top: 15px;
  position: relative;
  display: inline-block;
}

.price-new::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -5px;
  width: 100%;
  height: 2px;
  background: linear-gradient(to right, transparent, #CD853F, transparent);
}

.price-label {
  font-size: 1.3rem;
  font-weight: bold;
  color: #CD853F;
  margin-bottom: 15px;
}

.price-value {
  font-size: 2.5rem;
  font-weight: bold;
  color: #D2691E;
  margin: 15px 0;
  text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.archive-price .price-value {
  color: #CD853F;
}

.price-tax {
  font-size: 1rem;
  color: #666;
}

.price-note {
  font-size: 0.9rem;
  color: #666;
  margin-top: 15px;
  font-style: italic;
}

/* クーポンスタイル */
.coupon-container {
  width: 80%;
  max-width: 600px;
  margin: 25px auto;
}

.coupon-link {
  display: block;
  text-decoration: none;
  transition: all 0.3s ease;
}

.coupon-link:hover {
  transform: translateY(-5px);
}

.coupon {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(210, 105, 30, 0.2);
  overflow: hidden;
  display: flex;
  border: 2px dashed #D2691E;
  position: relative;
}

.coupon::before {
  content: "";
  position: absolute;
  top: -10px;
  right: -10px;
  width: 80px;
  height: 80px;
  background: #D2691E;
  transform: rotate(45deg);
  z-index: 1;
}

.coupon::after {
  content: "限定";
  position: absolute;
  top: 12px;
  right: 8px;
  color: white;
  font-weight: bold;
  font-size: 12px;
  z-index: 2;
  transform: rotate(45deg);
}

.coupon-content {
  flex: 1;
  padding: 20px;
  text-align: center;
}

.coupon-title {
  color: #D2691E;
  font-size: 1.5rem !important;
  font-weight: bold !important;
  margin: 0 0 10px 0;
}

.coupon-value {
  color: #D2691E;
  font-size: 2.8rem !important;
  font-weight: 900;
  letter-spacing: 1px;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
  margin: 10px 0;
}

.coupon-desc {
  color: #777;
  font-size: 1.1rem !important;
  font-weight: bold !important;
  margin: 0;
}

.coupon-cta {
  background: #D2691E;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 30px;
  color: white;
  font-weight: bold;
  font-size: 1.1rem;
  position: relative;
}

.coupon-cta::before {
  content: "";
  position: absolute;
  top: 10px;
  left: -5px;
  width: 10px;
  height: 10px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 20px 0 #fff, 0 40px 0 #fff, 0 60px 0 #fff, 0 80px 0 #fff, 0 100px 0 #fff;
}

/* === ボタン === */
.app_btn1 {
  width: 90%;
  max-width: 500px;
  margin: 30px auto;
  position: relative;
  background: #D2691E;
  border: 3px solid #8B4513;
  border-radius: 50px;
  box-shadow: 0 5px 0 #8B4513, 0 5px 15px rgba(210, 105, 30, 0.3);
  overflow: hidden;
}

.app_btn1:hover {
  background: #CD853F;
  transform: translateY(-3px);
  box-shadow: 0 8px 0 #8B4513, 0 8px 20px rgba(210, 105, 30, 0.4);
}

.app_btn1:active {
  transform: translateY(5px);
  box-shadow: 0 0 0 #8B4513, 0 1px 5px rgba(0,0,0,0.1);
}

.app_btn1::before {
  content: '';
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    to right,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.4) 100%
  );
  transform: skewX(-25deg);
  animation: btnShine 4s infinite;
}

.app_btn1::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0);
  animation: btnPulse 2s infinite;
}

.app_btn1 a {
  display: block;
  padding: 20px;
  color: #fff;
  font-size: 1.3rem;
  font-weight: bold;
  text-decoration: none;
  text-align: center;
  line-height: 1.4;
  position: relative;
  z-index: 1;
  text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.app_btn1 a::after {
  content: '';
  display: inline-block;
  width: 12px;
  height: 12px;
  border-top: 4px solid #fff;
  border-right: 4px solid #fff;
  transform: rotate(45deg);
  position: absolute;
  right: 20px;
  top: 50%;
  margin-top: -6px;
  animation: btnArrow 1.5s infinite;
}

@keyframes btnShine {
  0% {
    left: -75%;
  }
  75%, 100% {
    left: 125%;
  }
}

@keyframes btnPulse {
  0%, 100% {
    background: rgba(255, 255, 255, 0);
  }
  50% {
    background: rgba(255, 255, 255, 0.1);
  }
}

@keyframes btnArrow {
  0%, 100% {
    right: 20px;
  }
  50% {
    right: 15px;
  }
}

/* === フッター === */
.foot {
  background: #FFF8DC;
  padding: 25px 0 15px;
  position: relative;
  width: 100%;
  box-shadow: 0 -3px 10px rgba(0,0,0,0.05);
}

.foot::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 10px;
  background: linear-gradient(45deg, #DEB887 25%, transparent 25%, transparent 50%, #DEB887 50%, #DEB887 75%, transparent 75%, transparent);
  background-size: 20px 20px;
}

.foot p {
  text-align: center;
  color: #333;
  margin: 10px 0;
}

.foot p a {
  text-decoration: none;
  color: #D2691E;
  margin: 0 10px;
  transition: all 0.3s ease;
  font-weight: bold;
}

.foot p a:hover {
  text-decoration: underline;
}

.foot .copy {
  margin-top: 20px;
  font-size: 0.9rem;
  color: #777;
}

/* === レスポンシブ対応 === */
@media screen and (max-width: 800px) {
  .preface {
    width: 92%;
    padding: 20px 15px;
  }
  
  .preface-text {
    padding: 0;
  }
  
  .coupon-lineup {
    flex-direction: column;
    align-items: center;
  }
  
  .coupon-item {
    width: 100%;
    max-width: 250px;
    text-align: center;
  }
  
  .price-box {
    width: 95%;
    padding: 20px 15px;
  }
  
  .expo-feature-item {
    flex-direction: column;
    text-align: center;
  }
  
  .expo-feature-item .check-icon {
    margin-right: 0;
    margin-bottom: 5px;
  }
  
  .highlight-autumn {
    font-size: 1.5rem;
  }
}

@media screen and (max-width: 576px) {
  html {
    font-size: 13px;
  }
  
  .section-title, h2 {
    font-size: 1.4rem;
    max-width: 95%;
  }
  
  .toplist_box h5 {
    width: 45px;
    font-size: 1.2rem;
  }
  
  .toplist_box p {
    font-size: 1rem;
    padding: 12px 35px 12px 15px;
  }
  
  .app_btn1 a {
    font-size: 1.1rem;
    padding: 15px 10px;
  }
  
  .coupon-title {
    font-size: 1.3rem !important;
  }

  .coupon-value {
    font-size: 2.4rem !important;
  }

  .coupon-desc {
    font-size: 1rem !important;
  }
  
  .price-value {
    font-size: 2rem;
  }
  
  .coupon-highlight h3 {
    font-size: 1.3rem;
  }
  
  .archive-highlight h3 {
    font-size: 1.2rem;
  }
  
  .archive-highlight h4 {
    font-size: 1.4rem;
  }
  
  .seminar-24-header h3 {
    font-size: 1.1rem;
  }
  
  .seminar-24-header h4 {
    font-size: 1.4rem;
  }
  
  .highlight-autumn {
    font-size: 1.3rem;
  }
}

/* === 秋特有の装飾要素 === */
.harvest-decoration {
  position: absolute;
  pointer-events: none;
  z-index: 1;
}

/* 種と実りのエフェクト */
.seed {
  position: absolute;
  width: 6px;
  height: 6px;
  background: #8B4513;
  border-radius: 50%;
  animation: seedGrow 8s ease-in-out infinite;
}

.acorn-fall {
  position: absolute;
  width: 8px;
  height: 10px;
  background: #A0522D;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  animation: acornFall 6s linear infinite;
}

@keyframes seedGrow {
  0% {
    transform: scale(0);
    opacity: 0;
  }
  50% {
    transform: scale(1.5);
    opacity: 1;
  }
  100% {
    transform: scale(2);
    opacity: 0;
  }
}

@keyframes acornFall {
  0% {
    transform: translateY(-100vh) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh) rotate(360deg);
    opacity: 0;
  }
}

/* 落ち葉パターン背景 */
.autumn-pattern {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(210, 105, 30, 0.1) 2px, transparent 2px),
    radial-gradient(circle at 80% 20%, rgba(205, 133, 63, 0.1) 1px, transparent 1px),
    radial-gradient(circle at 40% 40%, rgba(222, 184, 135, 0.05) 1px, transparent 1px);
  background-size: 50px 50px, 30px 30px, 70px 70px;
  animation: patternMove 20s linear infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes patternMove {
  0% {
    background-position: 0% 0%, 0% 0%, 0% 0%;
  }
  100% {
    background-position: 50% 50%, -50% 50%, 100% 100%;
  }
}

/* 秋の実りの輝きエフェクト */
.harvest-glow {
  position: absolute;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(218, 165, 32, 0.3) 0%, transparent 70%);
  animation: glow 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes glow {
  0%, 100% {
    opacity: 0.5;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.2);
  }
}

/* セミナーリスト秋仕様 */
.seminar-list-wrapper {
  position: relative;
  background: linear-gradient(135deg, #FFF8DC 0%, #F5DEB3 100%);
}

.seminar-list-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(210, 105, 30, 0.1) 2px, transparent 2px),
    radial-gradient(circle at 80% 20%, rgba(205, 133, 63, 0.1) 1px, transparent 1px);
  background-size: 50px 50px, 30px 30px;
  animation: autumnPattern 15s linear infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes autumnPattern {
  0% {
    background-position: 0% 0%, 0% 0%;
  }
  100% {
    background-position: 0% 100%, 0% 100%;
  }
}

/* 秋の収穫バッジ */
.autumn-harvest-badge {
  position: absolute;
  top: -8px;
  left: -8px;
  background: linear-gradient(45deg, #D2691E, #DAA520);
  color: white;
  padding: 8px 12px;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: bold;
  text-transform: uppercase;
  box-shadow: 0 3px 10px rgba(210, 105, 30, 0.3);
  z-index: 3;
  animation: harvestBadge 2s ease-in-out infinite;
}

@keyframes harvestBadge {
  0%, 100% {
    transform: scale(1) rotate(0deg);
    box-shadow: 0 3px 10px rgba(210, 105, 30, 0.3);
  }
  50% {
    transform: scale(1.05) rotate(2deg);
    box-shadow: 0 5px 15px rgba(210, 105, 30, 0.5);
  }
}

/* QRコードセクション */
.qr-code-section {
  width: 200px;
  margin: 25px auto;
  text-align: center;
  display: block;
}

.qr-code-frame {
  width: 170px;
  height: 170px;
  border: 3px solid #333;
  background: white;
  margin: 0 auto 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  box-sizing: border-box;
}

.qr-code-image {
  width: 100%;
  height: 100%;
  display: block;
}

.qr-code-text {
  font-size: 0.9rem;
  color: #8B4513;
  font-weight: bold;
  margin: 0;
}

/* LINEボタンのカラー調整 */
.line-btn {
  background: #06C755;
  border-color: #05A647;
  box-shadow: 0 5px 0 #05A647, 0 5px 15px rgba(6, 199, 85, 0.3);
}

.line-btn:hover {
  background: #05A647;
  box-shadow: 0 8px 0 #05A647, 0 8px 20px rgba(6, 199, 85, 0.4);
}

.line-btn:active {
  box-shadow: 0 0 0 #05A647, 0 1px 5px rgba(0,0,0,0.1);
}

/* ボタンテキストの出し分け */
.btn-text-pc {
  display: inline;
}

.btn-text-sp {
  display: none;
}

/* スマホでQRコードを非表示、テキスト切り替え */
@media screen and (max-width: 767px) {
  .qr-code-section {
    display: none;
  }
  
  .btn-text-pc {
    display: none;
  }
  
  .btn-text-sp {
    display: inline;
  }
}


/* EXPOバナー一覧のスタイル */ 
.expo-banners-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  width: 90%;
  margin: 25px auto;
}

.expo-banner-item {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(210, 105, 30, 0.1);
  border: 1px solid #E6C2A6;
}

.expo-banner-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  background-color: white;
}

/* スマホでも2列を維持 */
@media screen and (max-width: 768px) {
  .expo-banners-grid {
    gap: 10px;
    width: 95%;
  }
}