/* ========================================
   Detailed Pages Unified Styles
   全詳細ページ統一スタイル
   ======================================== */

/* ========================================
   Customer Management Page Styles
   顧客管理ページ専用スタイル
   ======================================== */

/* 3列グリッド（補助訴求） */
.benefits-grid-5 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem 1.75rem;
    margin-top: var(--spacing-xl);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.benefits-grid-5 .benefit-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 240px;
    padding: 2rem 1.5rem;
}

.benefits-grid-5 .benefit-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 1.25rem;
    font-size: 2rem;
}

.benefits-grid-5 .benefit-card h3 {
    font-size: 1.15rem;
    line-height: 1.5;
    margin-top: 0;
    margin-bottom: 1rem;
    text-align: center;
    min-height: auto;
    display: block;
    font-weight: 700;
}

.benefits-grid-5 .benefit-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    text-align: center;
    flex: 1;
    display: flex;
    align-items: center;
}

@media (max-width: 1024px) {
    .benefits-grid-5 {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.75rem 1.5rem;
    }
    
    .benefits-grid-5 .benefit-card {
        min-height: 220px;
    }
}

@media (max-width: 640px) {
    .benefits-grid-5 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .benefits-grid-5 .benefit-card {
        min-height: 200px;
        padding: 1.75rem 1.25rem;
    }
    
    .benefits-grid-5 .benefit-card h3 {
        font-size: 1.1rem;
    }
    
    .benefits-grid-5 .benefit-card p {
        font-size: 0.925rem;
    }
}

/* 課題カード */
.problem-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem 1.75rem;
    margin-top: var(--spacing-xl);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.problem-card {
    background: var(--color-bg-card);
    border: 1px solid rgba(231, 76, 60, 0.3);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 300px;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(231, 76, 60, 0.2);
    border-color: rgba(231, 76, 60, 0.6);
}

.problem-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: rgba(231, 76, 60, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #e74c3c;
    flex-shrink: 0;
}

.problem-card h4 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 1rem;
    line-height: 1.5;
    min-height: auto;
    display: block;
}

.problem-card p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.75;
    flex: 1;
    display: flex;
    align-items: center;
}

@media (max-width: 1024px) {
    .problem-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.75rem 1.5rem;
    }
    
    .problem-card {
        min-height: 280px;
    }
}

@media (max-width: 640px) {
    .problem-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .problem-card {
        min-height: 260px;
        padding: 1.75rem 1.25rem;
    }
    
    .problem-card h4 {
        font-size: 1.1rem;
    }
    
    .problem-card p {
        font-size: 0.925rem;
    }
}

/* 結論メッセージ */
.section-footer-message {
    margin-top: 3rem;
    text-align: center;
}

.conclusion-text {
    font-size: 1.25rem;
    color: var(--color-text-primary);
    background: var(--color-bg-card);
    padding: 1.5rem 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--color-accent);
    display: inline-block;
    max-width: 950px;
    line-height: 1.7;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.conclusion-text i {
    margin-right: 0.75rem;
    color: var(--color-accent);
    font-size: 1.3rem;
}

@media (max-width: 768px) {
    .conclusion-text {
        font-size: 1.1rem;
        padding: 1.25rem 1.5rem;
        max-width: 100%;
    }
    
    .conclusion-text i {
        font-size: 1.15rem;
    }
}

/* POS連動フロー */
.pos-integration-flow {
    margin-top: var(--spacing-xl);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.integration-step {
    margin-bottom: 3.5rem;
    position: relative;
}

.integration-step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 30px;
    bottom: -50px;
    width: 2px;
    height: 50px;
    background: linear-gradient(180deg, var(--color-accent) 0%, transparent 100%);
}

.step-number {
    position: absolute;
    left: 0;
    top: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-accent) 0%, #6a5acd 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-text-primary);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
    z-index: 2;
}

.step-content {
    margin-left: 80px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 1.75rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.step-image {
    width: 100%;
}

.step-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.step-description h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 0.875rem;
    line-height: 1.5;
}

.step-description p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

@media (max-width: 768px) {
    .integration-step {
        margin-bottom: 3rem;
    }
    
    .integration-step:not(:last-child)::after {
        left: 22px;
        bottom: -45px;
        height: 45px;
    }
    
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        left: -5px;
    }
    
    .step-content {
        margin-left: 60px;
        padding: 1.5rem 1.25rem;
    }
    
    .step-description h3 {
        font-size: 1.1rem;
    }
    
    .step-description p {
        font-size: 0.95rem;
    }
}

/* 顧客詳細画面ショーケース */
.customer-detail-showcase {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.showcase-image {
    width: 100%;
}

.showcase-image img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

.showcase-features {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem 1.75rem;
}

.feature-list-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem 1.5rem;
}

.feature-item-check {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.05rem;
    color: var(--color-text-primary);
    line-height: 1.5;
}

.feature-item-check i {
    color: var(--color-accent);
    font-size: 1.2rem;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .feature-list-2col {
        grid-template-columns: 1fr;
        gap: 0.875rem;
    }
    
    .showcase-features {
        padding: 1.5rem 1.25rem;
    }
    
    .feature-item-check {
        font-size: 1rem;
    }
}

/* 分析プレビューグリッド */
.analysis-preview-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: var(--spacing-xl);
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.analysis-preview-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.analysis-preview-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--color-accent);
}

.preview-image-wrapper {
    width: 100%;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.02);
}

.preview-image-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}

.preview-caption-box {
    padding: 1.75rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.preview-caption-box h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

.analysis-feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.analysis-feature-list li {
    font-size: 0.925rem;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    line-height: 1.6;
}

.analysis-feature-list li i {
    color: var(--color-accent);
    font-size: 1rem;
    flex-shrink: 0;
}

@media (max-width: 1024px) {
    .analysis-preview-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .analysis-feature-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .preview-caption-box {
        padding: 1.5rem 1.25rem;
    }
}

/* 来店履歴ショーケース */
.visit-history-showcase {
    margin-top: var(--spacing-xl);
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.showcase-image-full {
    margin-bottom: 1.75rem;
}

.showcase-image-full img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

.history-features-box {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem 1.75rem;
}

.history-features-box h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 1.75rem;
    text-align: center;
    line-height: 1.5;
}

.feature-grid-3col {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.875rem;
}

.feature-badge {
    background: rgba(74, 144, 226, 0.08);
    border: 1px solid rgba(74, 144, 226, 0.25);
    border-radius: 8px;
    padding: 0.75rem 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.925rem;
    color: var(--color-text-primary);
    transition: all 0.3s ease;
    white-space: nowrap;
}

.feature-badge:hover {
    background: rgba(74, 144, 226, 0.15);
    border-color: rgba(74, 144, 226, 0.4);
    transform: translateY(-2px);
}

.feature-badge i {
    color: #4a90e2;
    font-size: 1.05rem;
    flex-shrink: 0;
}

@media (max-width: 1200px) {
    .feature-grid-3col {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .feature-grid-3col {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .history-features-box {
        padding: 1.5rem 1.25rem;
    }
    
    .feature-badge {
        font-size: 0.875rem;
        padding: 0.625rem 0.75rem;
    }
}

@media (max-width: 480px) {
    .feature-grid-3col {
        grid-template-columns: 1fr;
    }
}

/* D-manager連携ベネフィット */
.dmanager-integration-benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem 1.75rem;
    margin-top: var(--spacing-xl);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.integration-benefit-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 300px;
    position: relative;
    overflow: hidden;
}

.integration-benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--color-accent);
}

/* Coming Soonバッジ */
.coming-soon-badge {
    position: absolute;
    top: 1rem;
    right: -2.5rem;
    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.4rem 3rem;
    transform: rotate(45deg);
    box-shadow: 0 2px 8px rgba(243, 156, 18, 0.4);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    z-index: 10;
}

.integration-benefit-card--coming-soon {
    opacity: 0.85;
    position: relative;
}

.integration-benefit-card--coming-soon::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(243, 156, 18, 0.03) 0%, rgba(230, 126, 34, 0.03) 100%);
    pointer-events: none;
    z-index: 1;
}

.integration-benefit-card--coming-soon .benefit-icon-large,
.integration-benefit-card--coming-soon h3,
.integration-benefit-card--coming-soon p {
    position: relative;
    z-index: 2;
}

.integration-benefit-card--coming-soon:hover {
    opacity: 1;
    transform: translateY(-5px);
}

@media (max-width: 640px) {
    .coming-soon-badge {
        font-size: 0.7rem;
        padding: 0.35rem 2.5rem;
        right: -2.2rem;
    }
}

.benefit-icon-large {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.1) 0%, rgba(106, 90, 205, 0.1) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    color: #4a90e2;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.integration-benefit-card:hover .benefit-icon-large {
    transform: scale(1.1);
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.2) 0%, rgba(106, 90, 205, 0.2) 100%);
}

.integration-benefit-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 1rem;
    line-height: 1.5;
    min-height: auto;
    display: block;
}

.integration-benefit-card p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.75;
    flex: 1;
    display: flex;
    align-items: center;
}

@media (max-width: 1024px) {
    .dmanager-integration-benefits {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.75rem 1.5rem;
    }
    
    .integration-benefit-card {
        min-height: 280px;
    }
}

@media (max-width: 640px) {
    .dmanager-integration-benefits {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .integration-benefit-card {
        min-height: 260px;
        padding: 1.75rem 1.25rem;
    }
    
    .benefit-icon-large {
        width: 70px;
        height: 70px;
        font-size: 2rem;
    }
    
    .integration-benefit-card h3 {
        font-size: 1.1rem;
    }
    
    .integration-benefit-card p {
        font-size: 0.925rem;
    }
}

/* 比較表 */
.comparison-table-wrapper {
    margin-top: var(--spacing-xl);
    overflow-x: auto;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.comparison-table {
    width: 100%;
    min-width: 700px;
    border-collapse: collapse;
    background: var(--color-bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.comparison-table thead tr {
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.08) 0%, rgba(106, 90, 205, 0.08) 100%);
}

.comparison-table th {
    padding: 1.5rem 1.75rem;
    font-size: 1.2rem;
    font-weight: 700;
    text-align: center;
    line-height: 1.5;
    vertical-align: middle;
}

.comparison-header-left {
    color: #e74c3c;
    border-right: 2px solid var(--color-border);
    width: 45%;
}

.comparison-header-right {
    color: #27ae60;
    width: 55%;
}

.comparison-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: background-color 0.2s ease;
}

.comparison-table tbody tr:hover {
    background: rgba(74, 144, 226, 0.03);
}

.comparison-table tbody tr:last-child {
    border-bottom: none;
}

.comparison-table td {
    padding: 1.125rem 1.5rem;
    font-size: 1rem;
    text-align: center;
    vertical-align: middle;
    line-height: 1.6;
}

.comparison-table tbody td:first-child {
    color: var(--color-text-secondary);
    border-right: 2px solid var(--color-border);
    font-weight: 500;
}

.comparison-table tbody td:last-child {
    color: var(--color-text-primary);
    font-weight: 600;
}

@media (max-width: 768px) {
    .comparison-table th {
        padding: 1.25rem 1rem;
        font-size: 1.05rem;
    }
    
    .comparison-table td {
        padding: 1rem 0.875rem;
        font-size: 0.925rem;
    }
}

/* CTAセクション */
.cta-section {
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.04) 0%, rgba(106, 90, 205, 0.04) 100%);
    padding: 4.5rem 0;
    margin-top: 2rem;
}

.cta-content {
    max-width: 950px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.cta-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.85;
    margin-bottom: 2.5rem;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-xl {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    min-width: 200px;
}

@media (max-width: 1024px) {
    .cta-section {
        padding: 4rem 0;
    }
    
    .cta-title {
        font-size: 1.9rem;
    }
}

@media (max-width: 768px) {
    .cta-section {
        padding: 3.5rem 1rem;
    }
    
    .cta-title {
        font-size: 1.6rem;
    }
    
    .cta-description {
        font-size: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.875rem;
    }
    
    .btn-xl {
        width: 100%;
        max-width: 350px;
        padding: 0.875rem 2rem;
        font-size: 1.05rem;
    }
}

/* Feature Detail Cards (D-system機能一覧) */
.features-grid-detailed {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.feature-detail-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-detail-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: var(--color-accent);
}

.feature-detail-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-accent) 0%, #4a90e2 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-detail-card:hover::before {
    opacity: 1;
}

.feature-detail-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
}

.feature-detail-number {
    background: linear-gradient(135deg, var(--color-accent) 0%, #ff6b6b 100%);
    color: var(--color-text-primary);
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700; /* Optimized from 900 */
    flex-shrink: 0;
}

.feature-detail-icon {
    background: rgba(74, 144, 226, 0.1);
    color: #4a90e2;
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-detail-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0;
    flex: 1;
}

.feature-detail-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-detail-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.feature-detail-list li i {
    color: #4a90e2;
    font-size: 0.9rem;
    margin-top: 0.2rem;
    flex-shrink: 0;
}

/* ========================================
   Mechanism Steps (仕組み・フローステップ)
   ======================================== */
.mechanism-steps {
    max-width: 800px;
    margin: var(--spacing-lg) auto;
}

.mech-step {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    transition: all 0.3s ease;
}

.mech-step:hover {
    transform: translateX(10px);
    border-color: #4a90e2;
    box-shadow: 0 5px 20px rgba(74, 144, 226, 0.2);
}

.mech-number {
    background: linear-gradient(135deg, #4a90e2 0%, #6a5acd 100%);
    color: var(--color-text-primary);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700; /* Optimized from 900 */
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.3);
}

.mech-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.mech-content p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0;
}

.mech-arrow {
    text-align: center;
    padding: var(--spacing-md) 0;
    color: #4a90e2;
    font-size: 2rem;
    animation: bounce-down 2s infinite;
}

@keyframes bounce-down {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(10px); }
}

/* ========================================
   Features Grid (特徴・強みカード)
   ======================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    border-color: #4a90e2;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(74, 144, 226, 0.1) 0%, transparent 70%);
    transform: translate(50%, -50%);
    transition: all 0.3s ease;
}

.feature-card:hover::after {
    transform: translate(30%, -30%) scale(1.5);
}

.feature-card-number {
    background: linear-gradient(135deg, var(--color-accent) 0%, #ff6b6b 100%);
    color: var(--color-text-primary);
    width: 45px;
    height: 45px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700; /* Optimized from 900 */
    margin-bottom: var(--spacing-sm);
}

.feature-card-icon {
    background: rgba(74, 144, 226, 0.1);
    color: #4a90e2;
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.feature-card-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-md) 0;
}

.feature-card-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-card-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) 0;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.feature-card-list li i {
    color: #4a90e2;
    font-size: 0.85rem;
    margin-top: 0.3rem;
    flex-shrink: 0;
}

.feature-card-desc {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: var(--spacing-md) 0 0 0;
}

/* ========================================
   Benefits Grid (現場メリット・効果)
   ======================================== */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.benefit-card {
    background: linear-gradient(135deg, var(--color-bg-card) 0%, rgba(26, 26, 26, 0.8) 100%);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: scale(1.05);
    border-color: var(--color-accent);
    box-shadow: 0 10px 30px rgba(255, 77, 77, 0.2);
}

.benefit-icon {
    background: linear-gradient(135deg, var(--color-accent) 0%, #ff6b6b 100%);
    color: var(--color-text-primary);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto var(--spacing-md);
    box-shadow: 0 5px 20px rgba(255, 77, 77, 0.3);
}

.benefit-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-md) 0;
}

.benefit-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: var(--spacing-sm) 0;
}

/* ========================================
   Implementation Steps (導入方法)
   ======================================== */
.implementation-steps {
    max-width: 900px;
    margin: var(--spacing-lg) auto;
}

.impl-step {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-left: 4px solid #4a90e2;
    border-radius: 8px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
    transition: all 0.3s ease;
}

.impl-step:hover {
    border-left-width: 6px;
    box-shadow: 0 5px 20px rgba(74, 144, 226, 0.15);
    transform: translateX(5px);
}

.impl-number {
    background: linear-gradient(135deg, #4a90e2 0%, #6a5acd 100%);
    color: var(--color-text-primary);
    width: 50px;
    height: 50px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700; /* Optimized from 900 */
    flex-shrink: 0;
}

.impl-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.impl-content p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0;
}

/* ========================================
   Pricing Note Box (料金説明)
   ======================================== */
.pricing-note-box {
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.1) 0%, rgba(106, 90, 205, 0.05) 100%);
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 12px;
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.pricing-note-box h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-md) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.pricing-note-box h3 i {
    color: #4a90e2;
}

.pricing-note-box ul {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-md) 0;
}

.pricing-note-box ul li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-md);
    color: var(--color-text-secondary);
    line-height: 1.7;
    position: relative;
}

.pricing-note-box ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4a90e2;
    font-weight: 700; /* Optimized from 900 */
}

/* ========================================
   Integration Flow (連携図)
   ======================================== */
.integration-flow {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-xl) 0;
    flex-wrap: wrap;
}

.flow-item {
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    text-align: center;
    min-width: 180px;
    transition: all 0.3s ease;
}

.flow-item:hover {
    transform: scale(1.05);
    border-color: #4a90e2;
    box-shadow: 0 10px 30px rgba(74, 144, 226, 0.2);
}

.flow-icon {
    background: linear-gradient(135deg, #4a90e2 0%, #6a5acd 100%);
    color: var(--color-text-primary);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto var(--spacing-sm);
}

.flow-item h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-xs) 0;
    line-height: 1.4;
}

.flow-item p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.flow-arrow {
    color: #4a90e2;
    font-size: 2rem;
}

.integration-benefits {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.integration-subtitle {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-md) 0;
}

.integration-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-sm);
}

.integration-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) 0;
}

.integration-list li i {
    color: #4a90e2;
    font-size: 1rem;
}

/* ========================================
   レスポンシブ対応
   ======================================== */
@media (max-width: 768px) {
    .features-grid-detailed {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .feature-detail-card {
        padding: var(--spacing-md);
    }
    
    .feature-detail-header {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
    }
    
    .feature-detail-number,
    .feature-detail-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .feature-detail-title {
        font-size: 1.1rem;
        width: 100%;
    }
    
    .feature-detail-list li {
        font-size: 0.9rem;
    }
    
    .mech-step {
        flex-direction: column;
        text-align: center;
    }
    
    .mech-number {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .integration-flow {
        flex-direction: column;
    }
    
    .flow-arrow {
        transform: rotate(90deg);
    }
    
    .integration-list {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Customer Management Section (顧客管理)
   ======================================== */
.customer-management-content {
    margin-top: var(--spacing-xl);
}

.customer-intro {
    max-width: 900px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
}

.intro-text {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.customer-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.customer-feature-item {
    text-align: center;
    padding: var(--spacing-md);
}

.feature-icon-circle {
    background: linear-gradient(135deg, #4a90e2 0%, #6a5acd 100%);
    color: var(--color-text-primary);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto var(--spacing-md);
    box-shadow: 0 5px 20px rgba(74, 144, 226, 0.3);
    transition: all 0.3s ease;
}

.customer-feature-item:hover .feature-icon-circle {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(74, 144, 226, 0.4);
}

.customer-feature-item h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0;
    line-height: 1.6;
}

/* スクリーンショット表示 */
.customer-screenshots {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.screenshot-main {
    margin-bottom: var(--spacing-xl);
}

.screenshot-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.screenshot-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    border-color: #4a90e2;
}

.screenshot-card img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-caption {
    padding: var(--spacing-lg);
    background: rgba(26, 26, 26, 0.5);
}

.screenshot-caption p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin: 0;
    font-size: 0.95rem;
}

/* 補助画像グリッド */
.screenshot-sub-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.screenshot-card-small {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.15);
}

.screenshot-card-small:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    border-color: #4a90e2;
}

.screenshot-card-small img {
    width: 100%;
    height: auto;
    display: block;
}

.screenshot-caption-small {
    padding: var(--spacing-md);
    background: rgba(26, 26, 26, 0.5);
}

.screenshot-caption-small p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin: 0;
    font-size: 0.9rem;
}

/* CTA */
.customer-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

/* レスポンシブ対応（顧客管理セクション） */

/* タブレット（1024px以下） */
@media (max-width: 1024px) {
    .customer-intro {
        max-width: 100%;
        padding: 0 var(--spacing-md);
    }
}

/* タブレット（768px以下） */
@media (max-width: 768px) {
    .customer-features-grid {
        gap: var(--spacing-lg);
        max-width: 600px;
    }
    
    .feature-icon-circle {
        width: 60px;
        height: 60px;
        font-size: 1.6rem;
    }
    
    .customer-feature-item {
        padding: var(--spacing-sm);
    }
    
    .customer-feature-item h4 {
        font-size: 0.95rem;
    }
    
    .screenshot-sub-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .intro-text {
        font-size: 1rem;
        line-height: 1.8;
    }
    
    .screenshot-caption,
    .screenshot-caption-small {
        padding: var(--spacing-md);
    }
    
    .screenshot-caption p {
        font-size: 0.9rem;
    }
    
    .screenshot-caption-small p {
        font-size: 0.85rem;
    }
}

/* モバイル（480px以下） */
@media (max-width: 480px) {
    .customer-features-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        max-width: 100%;
    }
    
    .customer-feature-item {
        padding: var(--spacing-xs);
    }
    
    .feature-icon-circle {
        width: 55px;
        height: 55px;
        font-size: 1.4rem;
        margin-bottom: var(--spacing-sm);
    }
    
    .customer-feature-item h4 {
        font-size: 0.9rem;
    }
    
    .intro-text {
        font-size: 0.95rem;
        line-height: 1.7;
        margin-bottom: var(--spacing-lg);
    }
    
    .customer-screenshots {
        margin-top: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }
    
    .screenshot-main {
        margin-bottom: var(--spacing-lg);
    }
    
    .screenshot-caption,
    .screenshot-caption-small {
        padding: var(--spacing-sm);
    }
    
    .screenshot-caption p,
    .screenshot-caption-small p {
        font-size: 0.85rem;
        line-height: 1.6;
    }
}

/* 極小モバイル（375px以下） */
@media (max-width: 375px) {
    .customer-intro {
        padding: 0 var(--spacing-sm);
    }
    
    .feature-icon-circle {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .customer-feature-item h4 {
        font-size: 0.85rem;
    }
    
    .intro-text {
        font-size: 0.9rem;
    }
}

/* ========================================
   Product Page SEO/AIO Compact Sections
   製品ページ共通：要約・おすすめ・FAQ・機能アコーディオン
   ======================================== */
.product-ai-summary {
    padding: 1.5rem 0;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.08) 0%, rgba(106, 90, 205, 0.06) 100%);
    border-bottom: 1px solid var(--color-border);
}

.product-ai-summary-card {
    max-width: 980px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(74, 144, 226, 0.24);
    border-left: 4px solid var(--color-primary);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.12);
}

.product-ai-summary-card p {
    margin: 0.25rem 0;
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 0.98rem;
}

.product-ai-summary-card strong {
    color: var(--color-text-primary);
}

.product-recommendation-section .section-description,
.product-faq-section .section-description {
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
}

.recommended-stores-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    max-width: 1120px;
    margin: var(--spacing-lg) auto 0;
}

.recommended-store-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    padding: 1.5rem;
    min-height: 170px;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.recommended-store-card:hover {
    border-color: rgba(74, 144, 226, 0.6);
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(74, 144, 226, 0.14);
}

.recommended-store-card i {
    color: var(--color-primary);
    font-size: 1.45rem;
}

.recommended-store-card h3 {
    margin: 0;
    color: var(--color-text-primary);
    font-size: 1.08rem;
    line-height: 1.45;
}

.recommended-store-card p {
    margin: 0;
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 0.94rem;
}

.future-content-note {
    max-width: 900px;
    margin: 1.5rem auto 0;
    padding: 1rem 1.25rem;
    border-radius: 12px;
    background: rgba(74, 144, 226, 0.08);
    border-left: 4px solid var(--color-primary);
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}

.product-usecase-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1rem, 2vw, 1.5rem);
    max-width: 1120px;
    margin-left: auto;
    margin-right: auto;
}

.product-usecase-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: 1rem;
    padding: clamp(1.15rem, 2.3vw, 1.75rem);
    min-width: 0;
}

.product-usecase-card .usecase-icon {
    width: 58px;
    height: 58px;
    margin: 0;
    font-size: 1.45rem;
    flex-shrink: 0;
}

.product-usecase-content {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.product-usecase-card h3 {
    margin: 0 0 0.65rem;
    text-align: left;
    font-size: clamp(1.1rem, 1.8vw, 1.28rem);
    line-height: 1.45;
}

.product-usecase-card .usecase-desc {
    margin: 0 0 1rem;
    text-align: left;
    line-height: 1.75;
    font-size: 0.95rem;
}

.usecase-point-heading {
    margin: 0 0 0.55rem;
    color: var(--color-primary);
    font-size: 0.88rem;
    font-weight: 800;
    letter-spacing: 0.02em;
}

.usecase-point-list {
    display: grid;
    gap: 0.45rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.usecase-point-list li {
    position: relative;
    padding-left: 1.35rem;
    color: var(--color-text-secondary);
    line-height: 1.65;
    font-size: 0.93rem;
}

.usecase-point-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--color-primary);
    font-weight: 900;
}

.usecase-card-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    max-width: 100%;
    margin-top: 1rem;
    padding: 0.55rem 0.95rem;
    border: 1px solid rgba(74, 144, 226, 0.45);
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.16), rgba(74, 144, 226, 0.06));
    color: var(--color-primary);
    font-size: 0.9rem;
    font-weight: 800;
    line-height: 1.35;
    text-decoration: none;
    transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.usecase-card-cta:hover,
.usecase-card-cta:focus-visible {
    transform: translateY(-2px);
    border-color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-primary), #3a7bd5);
    color: #fff;
    text-decoration: none;
    outline: none;
}

.product-faq-list {
    max-width: 900px;
    margin: var(--spacing-lg) auto 0;
    display: grid;
    gap: 0.9rem;
}

.product-faq-item {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 14px;
    overflow: hidden;
}

.product-faq-item summary {
    cursor: pointer;
    list-style: none;
    padding: 1.15rem 1.35rem;
    color: var(--color-text-primary);
    font-weight: 700;
    line-height: 1.55;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
}

.product-faq-item summary::-webkit-details-marker,
.compact-feature-detail summary::-webkit-details-marker {
    display: none;
}

.product-faq-item summary::after,
.compact-feature-detail summary::after {
    content: '+';
    color: var(--color-primary);
    font-size: 1.35rem;
    line-height: 1;
    flex-shrink: 0;
}

.product-faq-item[open] summary::after,
.compact-feature-detail[open] summary::after {
    content: '−';
}

.product-faq-item p {
    margin: 0;
    padding: 0 1.35rem 1.2rem;
    color: var(--color-text-secondary);
    line-height: 1.75;
    font-size: 0.95rem;
}

.compact-feature-accordion {
    gap: 1rem !important;
}

.compact-feature-detail {
    min-height: auto !important;
}

.compact-feature-detail summary {
    cursor: pointer;
    list-style: none;
}

.compact-feature-detail .feature-detail-header,
.compact-feature-detail .feature-card-title {
    margin-bottom: 0 !important;
}

.compact-feature-detail .feature-detail-list,
.compact-feature-detail .feature-card-list {
    margin-top: 1rem;
}

@media (max-width: 768px) {
    .product-ai-summary {
        padding: 1rem 0;
    }

    .product-ai-summary-card {
        padding: 1rem;
        border-radius: 12px;
    }

    .product-ai-summary-card p {
        font-size: 0.92rem;
        line-height: 1.65;
    }

    .recommended-stores-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-top: 1.5rem;
    }

    .recommended-store-card {
        min-height: auto;
        padding: 1.15rem;
    }

    .product-usecase-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-top: 1.5rem;
    }

    .product-usecase-card {
        grid-template-columns: 1fr;
        gap: 0.85rem;
        padding: 1.15rem;
    }

    .product-usecase-card .usecase-icon {
        width: 52px;
        height: 52px;
        font-size: 1.25rem;
    }

    .product-usecase-card .usecase-desc,
    .usecase-point-list li {
        font-size: 0.92rem;
        line-height: 1.7;
    }

    .usecase-card-cta {
        margin-top: 0.9rem;
        padding: 0.55rem 0.9rem;
        font-size: 0.88rem;
        min-height: 42px;
    }

    .product-faq-item summary {
        padding: 1rem;
        font-size: 0.96rem;
    }

    .product-faq-item p {
        padding: 0 1rem 1rem;
        font-size: 0.92rem;
    }
}

/* ========================================
   D-order Cast List Showcase
   卓上キャストリスト機能説明
   ======================================== */
.order-cast-showcase {
    margin: 3rem auto 0;
    padding: clamp(1.25rem, 3vw, 2.25rem);
    border: 1px solid rgba(216, 179, 106, 0.32);
    border-radius: 28px;
    background: linear-gradient(145deg, rgba(216, 179, 106, 0.12), rgba(255, 255, 255, 0.035), rgba(0, 0, 0, 0.28));
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
}

.order-cast-showcase__header {
    max-width: 900px;
    margin: 0 auto 2rem;
    text-align: center;
}

.order-cast-showcase__header .eyebrow,
.order-cast-showcase__header .tag,
.order-cast-label {
    color: #f3d48a;
}

.order-cast-showcase__header h3 {
    margin: 0.45rem 0 0.75rem;
    color: var(--color-text-primary);
    font-size: clamp(1.55rem, 2.7vw, 2.2rem);
    line-height: 1.35;
}

.order-cast-showcase__header p,
.order-cast-copy p,
.order-cast-showcase__note {
    color: var(--color-text-secondary);
    line-height: 1.85;
}

.order-cast-example-list {
    display: grid;
    gap: clamp(1.5rem, 3vw, 2.25rem);
}

.order-cast-example-card {
    display: grid;
    grid-template-columns: minmax(280px, 0.42fr) minmax(0, 0.58fr);
    grid-template-areas:
        "copy visual"
        "features visual";
    column-gap: clamp(1.25rem, 2.2vw, 1.75rem);
    row-gap: 1rem;
    align-items: center;
    padding: clamp(0.9rem, 1.8vw, 1.2rem);
    border: 1px solid rgba(216, 179, 106, 0.26);
    border-radius: 24px;
    background: radial-gradient(circle at 18% 0%, rgba(243, 212, 138, 0.12), transparent 18rem), rgba(8, 8, 6, 0.74);
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.28);
    overflow: hidden;
}

.order-cast-label {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    margin-bottom: 0.65rem;
    font-size: 0.88rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.order-cast-label::before {
    content: '';
    width: 30px;
    height: 1px;
    background: linear-gradient(90deg, #f3d48a, transparent);
}

.order-cast-copy h4 {
    margin: 0 0 0.85rem;
    color: var(--color-text-primary);
    font-size: clamp(1.18rem, 2vw, 1.55rem);
    line-height: 1.45;
}

.order-cast-copy {
    grid-area: copy;
    max-width: 520px;
    margin-bottom: 0;
}

.order-cast-copy p {
    margin: 0;
    font-size: 0.98rem;
}

.order-cast-feature-list {
    grid-area: features;
    display: grid;
    gap: 0.7rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.order-cast-feature-list li {
    position: relative;
    padding: 0.72rem 0.85rem 0.72rem 2rem;
    border: 1px solid rgba(216, 179, 106, 0.18);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.045);
    color: rgba(238, 229, 207, 0.9);
    font-size: 0.9rem;
    line-height: 1.55;
}

.order-cast-feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0.78rem;
    top: 0.72rem;
    color: #f3d48a;
    font-weight: 800;
}

.order-cast-tablet-visual {
    grid-area: visual;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
    align-items: start;
    justify-self: stretch;
    width: 100%;
    max-width: 900px;
}

.order-cast-frame {
    position: relative;
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 0.45rem 0.45rem 0.55rem;
    border: 1px solid rgba(216, 179, 106, 0.34);
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(216, 179, 106, 0.09), rgba(255, 255, 255, 0.024));
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    min-width: 0;
}

.order-cast-frame::before {
    content: none;
}

.order-cast-frame--list,
.order-cast-frame--profile {
    width: 100%;
}

.order-cast-frame img {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    object-position: center top;
    height: auto;
    border-radius: 12px;
    background: transparent;
    box-shadow: 0 0 0 1px rgba(216, 179, 106, 0.14), 0 12px 28px rgba(0, 0, 0, 0.22);
}

.order-cast-frame figcaption,
.order-cast-showcase__note {
    margin-top: 0.45rem;
    color: rgba(214, 204, 184, 0.9);
    font-size: 0.8rem;
    line-height: 1.5;
}

.order-cast-frame figcaption {
    display: block;
    padding: 0 0.12rem;
}

.order-cast-showcase__note {
    text-align: center;
}

@media (max-width: 1024px) {
    .order-cast-example-card {
        grid-template-columns: 1fr;
        grid-template-areas:
            "copy"
            "visual"
            "features";
        align-items: stretch;
    }

    .order-cast-copy {
        max-width: none;
    }

    .order-cast-tablet-visual {
        max-width: none;
    }
}

@media (max-width: 700px) {
    .order-cast-showcase {
        margin-top: 2rem;
        padding: 1rem;
        border-radius: 22px;
    }

    .order-cast-example-card {
        padding: 0.85rem;
        border-radius: 20px;
    }

    .order-cast-tablet-visual {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .order-cast-frame {
        padding: 0.35rem 0.35rem 0.5rem;
        border-radius: 16px;
    }

    .order-cast-frame img {
        width: 100%;
        border-radius: 10px;
    }
}

/* ========================================
   D-order Operation & Theme Color Sections
   オーダーストップ・テーマカラー追加セクション
   ======================================== */
.dorder-operation-section .section-description,
.dorder-theme-section .section-description {
    max-width: 860px;
    margin-left: auto;
    margin-right: auto;
}

.dorder-operation-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: center;
    max-width: 1180px;
    margin: var(--spacing-lg) auto 0;
}

.dorder-visual-card,
.dorder-theme-card {
    margin: 0;
    overflow: hidden;
    border: 1px solid rgba(216, 179, 106, 0.28);
    border-radius: 22px;
    background: linear-gradient(180deg, rgba(216, 179, 106, 0.1), rgba(255, 255, 255, 0.035));
    box-shadow: 0 20px 52px rgba(0, 0, 0, 0.3);
}

.dorder-visual-card {
    padding: 0.6rem 0.6rem 0.75rem;
}

.dorder-visual-card img,
.dorder-theme-card img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 16px;
    background: #0a0a0a;
    box-shadow: 0 0 0 1px rgba(216, 179, 106, 0.14);
}

.dorder-visual-card figcaption,
.dorder-theme-card figcaption {
    padding: 0.65rem 0.3rem 0;
    color: var(--color-text-secondary);
    font-size: 0.86rem;
    line-height: 1.65;
}

.dorder-operation-copy {
    padding: clamp(1.2rem, 2.5vw, 2rem);
    border: 1px solid var(--color-border);
    border-left: 4px solid var(--color-accent);
    border-radius: 18px;
    background: var(--color-bg-card);
}

.dorder-operation-copy p,
.dorder-theme-copy p {
    color: var(--color-text-secondary);
    line-height: 1.9;
    margin: 0 0 1rem;
}

.dorder-operation-points {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
    max-width: 1180px;
    margin: var(--spacing-lg) auto 0;
}

.dorder-operation-point {
    padding: 1.25rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    background: var(--color-bg-card);
    text-align: center;
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.dorder-operation-point:hover {
    transform: translateY(-3px);
    border-color: rgba(74, 144, 226, 0.55);
    box-shadow: 0 12px 28px rgba(74, 144, 226, 0.14);
}

.dorder-operation-point i {
    color: var(--color-accent);
    font-size: 1.6rem;
    margin-bottom: 0.75rem;
}

.dorder-operation-point h3 {
    margin: 0 0 0.5rem;
    color: var(--color-text-primary);
    font-size: 1.05rem;
    line-height: 1.45;
}

.dorder-operation-point p {
    margin: 0;
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 0.92rem;
}

.dorder-theme-copy {
    max-width: 920px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
}

.dorder-theme-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1rem, 2.5vw, 1.6rem);
    max-width: 1120px;
    margin: 0 auto;
}

.dorder-theme-card {
    padding: 0.55rem 0.55rem 0.8rem;
}

.dorder-theme-card figcaption strong {
    display: block;
    color: var(--color-text-primary);
    font-size: 1rem;
    margin-bottom: 0.2rem;
}

.dorder-theme-card figcaption span {
    display: block;
    color: var(--color-text-secondary);
    font-size: 0.84rem;
    line-height: 1.55;
}

.dorder-theme-info-card {
    min-height: 100%;
    padding: clamp(1.4rem, 3vw, 2rem);
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-style: dashed;
    text-align: center;
}

.dorder-theme-info-card i {
    color: #f3d48a;
    font-size: 2rem;
    margin-bottom: 0.9rem;
}

.dorder-theme-info-card h3 {
    margin: 0 0 0.8rem;
    color: var(--color-text-primary);
    font-size: 1.15rem;
    line-height: 1.5;
}

.dorder-theme-info-card p {
    margin: 0;
    color: var(--color-text-secondary);
    line-height: 1.75;
    font-size: 0.92rem;
}

.dorder-theme-note {
    max-width: 900px;
    margin: 1.25rem auto 0;
    padding: 1rem 1.2rem;
    border-radius: 14px;
    background: rgba(74, 144, 226, 0.08);
    border-left: 4px solid var(--color-primary);
    color: var(--color-text-secondary);
    line-height: 1.75;
    font-size: 0.92rem;
}

@media (max-width: 960px) {
    .dorder-operation-layout {
        grid-template-columns: 1fr;
    }

    .dorder-operation-copy {
        order: -1;
    }

    .dorder-operation-points {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .dorder-theme-grid {
        grid-template-columns: 1fr;
    }

    .dorder-visual-card,
    .dorder-theme-card {
        border-radius: 18px;
    }

    .dorder-visual-card img,
    .dorder-theme-card img {
        border-radius: 12px;
    }
}