[書籍]【徹底解説】MDSAP

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

body {
font-family: ‘Noto Sans JP’, ‘Hiragino Kaku Gothic ProN’, ‘メイリオ’, sans-serif;
color: #333;
background: #f8f9fa;
line-height: 1.5;
}

.container {
max-width: 1400px;
margin: 0 auto;
padding: 20px;
}

/* ヘッダー画像 */
.header-image {
text-align: center;
margin-bottom: 20px;
}

.header-image img {
max-width: 100%;
height: auto;
}

/* 詳細情報グリッド */
.details-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
gap: 12px;
margin-bottom: 15px;
}

.detail-item {
display: flex;
align-items: center;
padding: 10px;
background: white;
border-radius: 6px;
border-left: 3px solid #667eea;
}

.detail-icon {
font-size: 1.3em;
margin-right: 10px;
color: #667eea;
}

.detail-content {
flex: 1;
}

.detail-label {
font-size: 0.8em;
color: #6c757d;
}

.detail-value {
font-weight: bold;
font-size: 1em;
color: #333;
}

/* 価格セクション */
.price-section {
background: white;
border: 2px solid #667eea;
color: #333;
padding: 15px;
border-radius: 8px;
text-align: center;
margin: 15px 0;
}

.price-amount {
font-size: 1.8em;
font-weight: 700;
margin-bottom: 5px;
color: #667eea;
}

.price-detail {
font-size: 0.9em;
color: #6c757d;
margin-bottom: 8px;
}

.free-shipping-badge {
display: inline-block;
background: #28a745;
color: white;
padding: 4px 12px;
border-radius: 12px;
font-size: 0.85em;
}

/* 購入ボタン（固定） */
.fixed-purchase-btn {
position: fixed;
right: 15px;
top: 50%;
transform: translateY(-50%);
background: linear-gradient(135deg, #667eea, #764ba2);
color: white;
padding: 15px 12px;
border-radius: 8px;
text-decoration: none;
font-size: 1.1em;
font-weight: bold;
writing-mode: vertical-rl;
box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
z-index: 1000;
transition: all 0.3s;
}

.fixed-purchase-btn:hover {
transform: translateY(-50%) scale(1.05);
box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

/* サンプルボタン */
.sample-section {
text-align: center;
margin: 20px 0;
}

.sample-button {
display: inline-flex;
align-items: center;
justify-content: center;
gap: 8px;
background: linear-gradient(90deg, #ff6ec7 0%, #ff9472 100%);
color: white;
padding: 12px 30px;
border-radius: 25px;
text-decoration: none;
font-size: 1em;
font-weight: bold;
box-shadow: 0 4px 15px rgba(255, 110, 199, 0.3);
transition: all 0.3s;
}

.sample-button:hover {
transform: translateY(-2px);
box-shadow: 0 6px 20px rgba(255, 110, 199, 0.4);
}

/* 特徴セクション */
.features-section {
background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
padding: 20px;
border-radius: 10px;
margin: 20px 0;
}

.section-title {
font-size: 1.5em;
font-weight: bold;
color: #333;
margin-bottom: 15px;
text-align: center;
padding-bottom: 10px;
border-bottom: 2px solid #667eea;
}

.features-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 15px;
margin-top: 15px;
}

.feature-card {
background: white;
padding: 15px;
border-radius: 8px;
box-shadow: 0 2px 8px rgba(0,0,0,0.08);
border-left: 3px solid #667eea;
}

.feature-icon {
font-size: 1.5em;
color: #667eea;
margin-bottom: 8px;
}

.feature-title {
font-weight: bold;
font-size: 1em;
color: #333;
margin-bottom: 6px;
}

.feature-description {
color: #666;
line-height: 1.4;
font-size: 0.9em;
}

/* 購入セクション */
.purchase-section {
background: linear-gradient(135deg, #FFE082, #FFAB00);
border: 3px solid #FF6F00;
border-radius: 15px;
padding: 25px;
margin: 25px 0;
text-align: center;
box-shadow: 0 4px 15px rgba(255, 111, 0, 0.3);
}

.purchase-text {
font-size: 1.1em;
color: #D84315;
margin-bottom: 15px;
font-weight: bold;
}

.purchase-button {
display: inline-block;
background: linear-gradient(135deg, #FF3D00, #FFA000);
color: white;
padding: 15px 50px;
border-radius: 30px;
text-decoration: none;
font-size: 1.3em;
font-weight: bold;
transition: all 0.3s ease;
box-shadow: 0 4px 15px rgba(255, 61, 0, 0.4);
border: 2px solid #FF3D00;
}

.purchase-button:hover {
transform: translateY(-3px);
box-shadow: 0 6px 20px rgba(255, 61, 0, 0.5);
}

/* 注意事項セクション */
.notice-section {
background: #fff5f5;
border: 2px solid #ff6b6b;
border-radius: 8px;
padding: 15px;
margin: 20px 0;
}

.notice-title {
font-size: 1.2em;
font-weight: bold;
color: #ff6b6b;
margin-bottom: 12px;
display: flex;
align-items: center;
gap: 6px;
}

.notice-list {
list-style: none;
padding: 0;
}

.notice-item {
padding: 8px;
margin-bottom: 8px;
background: white;
border-left: 3px solid #ff6b6b;
border-radius: 4px;
font-size: 0.95em;
}

.notice-highlight {
font-weight: bold;
color: #0077b6;
}

/* 趣旨セクション */
.concept-section {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 20px;
border-radius: 10px;
margin: 20px 0;
}

.concept-title {
font-size: 1.4em;
font-weight: bold;
margin-bottom: 12px;
display: flex;
align-items: center;
gap: 8px;
}

.concept-text {
font-size: 1em;
line-height: 1.6;
}

/* 支払い方法 */
.payment-methods {
background: white;
padding: 15px;
border-radius: 8px;
margin: 15px 0;
}

.payment-title {
font-size: 1.1em;
font-weight: bold;
color: #333;
margin-bottom: 12px;
text-align: center;
}

.payment-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
gap: 10px;
}

.payment-item {
background: #f8f9fa;
padding: 10px;
border-radius: 6px;
display: flex;
align-items: center;
justify-content: center;
gap: 6px;
font-size: 0.9em;
}

.payment-icon {
font-size: 1.2em;
color: #667eea;
}

/* 目次セクション */
.toc-section {
background: white;
padding: 20px;
border-radius: 10px;
margin: 20px 0;
box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.toc-title {
font-size: 1.4em;
font-weight: bold;
color: #333;
margin-bottom: 15px;
text-align: center;
padding-bottom: 10px;
border-bottom: 2px solid #667eea;
}

.toc-intro {
margin-bottom: 15px;
padding-bottom: 10px;
border-bottom: 1px solid #eee;
font-weight: bold;
}

.toc-chapter {
margin-bottom: 20px;
}

.toc-chapter-title {
font-weight: bold;
color: #667eea;
margin-bottom: 8px;
font-size: 1.05em;
padding: 6px 0;
border-bottom: 1px solid #e0e0e0;
}

.toc-section-item {
margin-left: 20px;
margin-bottom: 4px;
color: #666;
font-size: 0.9em;
line-height: 1.4;
}

.toc-subsection-item {
margin-left: 40px;
margin-bottom: 3px;
color: #888;
font-size: 0.85em;
line-height: 1.3;
}

/* 購入オプション */
.purchase-options-section {
background: white;
border-radius: 10px;
padding: 20px;
margin: 20px 0;
box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.purchase-options-title {
font-size: 1.4em;
font-weight: bold;
color: #333;
text-align: center;
margin-bottom: 20px;
}

.purchase-options {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
gap: 15px;
}

.purchase-card {
text-decoration: none;
color: inherit;
display: flex;
flex-direction: column;
transition: all 0.3s;
border-radius: 8px;
overflow: hidden;
box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.purchase-card:hover {
transform: translateY(-3px);
box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.purchase-header {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 12px;
text-align: center;
font-weight: bold;
font-size: 1em;
}

.purchase-body {
background: #f8f9fa;
padding: 15px;
text-align: center;
flex: 1;
display: flex;
flex-direction: column;
align-items: center;
justify-content: space-between;
}

.purchase-logo-container {
height: 50px;
display: flex;
align-items: center;
justify-content: center;
margin-bottom: 15px;
}

.purchase-logo {
max-height: 40px;
max-width: 120px;
width: auto;
height: auto;
}

.purchase-btn {
display: inline-block;
background: #667eea;
color: white;
padding: 8px 20px;
border-radius: 20px;
font-weight: bold;
font-size: 0.9em;
transition: all 0.3s;
}

.purchase-card:hover .purchase-btn {
background: #764ba2;
}

/* お問い合わせセクション */
.inquiry-section {
background: white;
border-radius: 10px;
padding: 20px;
margin: 20px 0;
box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.inquiry-title {
font-size: 1.3em;
font-weight: bold;
color: #333;
margin-bottom: 15px;
display: flex;
align-items: center;
gap: 8px;
}

.inquiry-content {
color: #666;
line-height: 1.6;
}

.inquiry-content a {
color: #667eea;
text-decoration: none;
font-weight: bold;
}

.inquiry-content a:hover {
text-decoration: underline;
}

.highlight-box {
background: #fff3cd;
color: #856404;
padding: 12px;
border-radius: 6px;
margin: 15px 0;
border-left: 3px solid #ffc107;
}

/* 会員登録CTA */
.member-cta {
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
color: white;
padding: 20px;
border-radius: 10px;
text-align: center;
margin: 20px 0;
}

.member-cta-title {
font-size: 1.2em;
font-weight: bold;
margin-bottom: 10px;
}

.member-cta-text {
margin-bottom: 15px;
font-size: 0.95em;
}

.member-cta-button {
display: inline-block;
background: white;
color: #667eea;
padding: 10px 25px;
border-radius: 20px;
text-decoration: none;
font-weight: bold;
transition: all 0.3s;
}

.member-cta-button:hover {
transform: scale(1.05);
}

/* 支払い詳細セクション */
.payment-detail-section {
background: white;
border-radius: 10px;
padding: 20px;
margin: 20px 0;
box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.payment-detail-title {
font-size: 1.3em;
font-weight: bold;
color: #333;
text-align: center;
margin-bottom: 20px;
padding-bottom: 10px;
border-bottom: 2px solid #667eea;
}

.payment-methods-detail {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
gap: 15px;
}

.payment-card-detail {
background: #f8f9fa;
border-radius: 8px;
padding: 15px;
border: 1px solid #e0e0e0;
}

.payment-number {
display: inline-block;
width: 28px;
height: 28px;
background: #667eea;
color: white;
border-radius: 50%;
text-align: center;
line-height: 28px;
font-weight: bold;
margin-right: 8px;
font-size: 0.9em;
}

.payment-name {
font-weight: bold;
font-size: 1.05em;
color: #333;
margin-bottom: 12px;
display: flex;
align-items: center;
}

.payment-image {
text-align: center;
margin: 12px 0;
min-height: 50px;
display: flex;
align-items: center;
justify-content: center;
}

.payment-image img {
max-width: 100%;
height: auto;
max-height: 45px;
}

.payment-description {
color: #666;
font-size: 0.85em;
line-height: 1.5;
}

/* 領収書セクション */
.receipt-section {
background: linear-gradient(135deg, #e0f2fe 0%, #ddd6fe 100%);
border-radius: 8px;
padding: 15px;
margin: 15px 0;
text-align: center;
}

.receipt-title {
font-size: 1.1em;
font-weight: bold;
color: #333;
margin-bottom: 8px;
}

.receipt-content {
color: #666;
font-size: 0.9em;
}

/* 書店向けリンク */
.bookstore-link {
text-align: center;
margin: 20px 0;
}

.bookstore-button {
display: inline-block;
background: linear-gradient(135deg, #4c6ef5 0%, #5f3dc4 100%);
color: white;
padding: 12px 30px;
border-radius: 25px;
text-decoration: none;
font-weight: bold;
transition: all 0.3s;
box-shadow: 0 4px 15px rgba(76, 110, 245, 0.3);
}

.bookstore-button:hover {
transform: translateY(-2px);
box-shadow: 0 6px 20px rgba(76, 110, 245, 0.4);
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
.container {
padding: 15px;
}

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

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

.purchase-options {
grid-template-columns: 1fr;
}

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

.payment-methods-detail {
grid-template-columns: 1fr;
}

.fixed-purchase-btn {
font-size: 1em;
padding: 12px 10px;
right: 8px;
}

.purchase-button {
font-size: 1.1em;
padding: 12px 35px;
}

.section-title {
font-size: 1.3em;
}
}