/* リセットCSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 変数定義 */
:root {
    --primary-color: #1a1a1a;
    --primary-light: #333333;
    --accent-color: #0066ff;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --bg-light: #f8f8f8;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --max-width: 1200px;
}

/* ベーススタイル */
body {
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background-color: var(--bg-white);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ヘッダー */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav a:hover {
    color: var(--accent-color);
}

/* ボタン */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* ヒーローセクション */
.hero {
    padding: 120px 0 80px;
    background: var(--bg-white);
    min-height: 600px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

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

.hero-title {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero-title .highlight {
    color: var(--accent-color);
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.price-highlight {
    color: var(--accent-color);
    font-weight: 700;
}

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

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

/* セクション共通 */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    line-height: 1.3;
}

/* 課題提起セクション */
.problems {
    background: var(--bg-light);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.problem-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-5px);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.problem-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.problem-card p {
    color: var(--text-secondary);
}

/* サービス概要 */
.value-proposition {
    margin-bottom: 3rem;
}

.value-highlight {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid var(--primary-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
}

.value-highlight h4 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.comparison-points {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.old-way, .new-way {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-md);
    min-width: 200px;
}

.old-way .label {
    background: #6b7280;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.new-way .label {
    background: var(--secondary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 0.5rem;
}

.comparison-points .arrow {
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: bold;
}

.service-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.diagnosis-detail {
    margin-top: 4rem;
    background: var(--bg-light);
    padding: 3rem;
    border-radius: 1rem;
}

.diagnosis-detail h4 {
    font-size: 1.75rem;
    text-align: center;
    margin-bottom: 2rem;
}

.evaluation-axes {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.axis-item {
    background: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease;
}

.axis-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.axis-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.axis-item h5 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.axis-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    display: inline-flex;
    width: 80px;
    height: 80px;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: white;
    font-size: 2rem;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: 1.5rem;
}

.step h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.step p {
    color: var(--text-secondary);
    max-width: 350px;
    margin: 0 auto;
}

/* 提供成果物セクション */
.deliverables {
    background: var(--bg-white);
}

.deliverables-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.deliverable-item {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 1rem;
    transition: transform 0.3s ease;
}

.deliverable-item:hover {
    transform: translateY(-5px);
}

.deliverable-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.deliverable-item h4 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.deliverable-item ul {
    list-style: none;
    padding: 0;
}

.deliverable-item li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.deliverable-item li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

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

.deliverables-note {
    background: #e0f2fe;
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    margin-top: 3rem;
    border: 2px solid #0284c7;
}

.deliverables-note p {
    margin: 0;
    color: var(--text-primary);
    line-height: 1.6;
}

/* 分析後の流れセクション */
.next-steps {
    background: var(--bg-light);
}

.flow-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 3rem 0;
    flex-wrap: wrap;
    gap: 1rem;
}

.flow-step {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    max-width: 250px;
    box-shadow: var(--shadow-md);
}

.flow-number {
    display: inline-flex;
    width: 50px;
    height: 50px;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    margin-bottom: 1rem;
}

.flow-step h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

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

.flow-arrow {
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: bold;
}

.implementation-options {
    margin-top: 4rem;
}

.options-title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: 2rem;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.option-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: transform 0.3s ease;
}

.option-card:hover {
    transform: translateY(-5px);
}

.option-card.highlighted {
    border: 2px solid var(--secondary-color);
    transform: scale(1.02);
}

.option-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.option-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.option-card h5 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.option-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.option-merit {
    background: #f0f9ff;
    padding: 1rem;
    border-radius: 0.5rem;
    border-left: 4px solid var(--primary-color);
    font-size: 0.9rem;
}

.no-pressure-note {
    background: #f0fdf4;
    border: 2px solid var(--secondary-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
}

.note-content h5 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.note-content p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* 診断フレームワークセクション */
.framework {
    background: var(--bg-light);
}

.analysis-flow {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 3rem;
}

.analysis-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.analysis-step {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    width: 100%;
    max-width: 350px;
    flex: 1;
    min-width: 300px;
}

.step-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.step-icon {
    font-size: 2.5rem;
}

.step-header h4 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin: 0;
}

.analysis-items {
    list-style: none;
    padding: 0;
}

.analysis-items li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.analysis-items li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

.analysis-items li:last-child {
    border-bottom: none;
}

.plus-sign, .arrow-down {
    font-size: 2rem;
    color: var(--accent-color);
    font-weight: bold;
    margin: 1rem 0;
}

.action-decision {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 700px;
}

.action-decision h4 {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

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

.action-option {
    text-align: center;
    padding: 1.5rem;
    background: #f0f9ff;
    border-radius: 0.5rem;
    transition: transform 0.3s ease;
}

.action-option:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.action-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.action-option h5 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.action-option p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.4;
    margin: 0;
}

@media (max-width: 768px) {
    .analysis-steps {
        flex-direction: column;
        gap: 1rem;
    }
    
    .plus-sign {
        transform: rotate(90deg);
    }
    
    .analysis-step {
        max-width: 100%;
        min-width: 250px;
    }
    
    .action-decision {
        max-width: 100%;
    }
    
    .action-options {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 価格セクション */
.price {
    background: var(--bg-white);
}

.price-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-top: -1.5rem;
    margin-bottom: 2rem;
}

.price-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.price-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    position: relative;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.price-card.featured {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
    border: 2px solid var(--accent-color);
}

.badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.badge.premium-badge {
    background: var(--primary-color);
}

.price-card.premium {
    border: 1px solid var(--primary-color);
}

.price-limited-badge {
    position: absolute;
    top: 15px;
    left: 20px;
    background: #fbbf24;
    color: #92400e;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

.plan-name {
    font-size: 1.75rem;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    text-align: center;
}

.plan-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.price-num {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price-unit {
    font-size: 1.5rem;
    margin-left: 0.5rem;
}

.price-subsidy {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.price-subsidy span {
    color: var(--accent-color);
    font-weight: 700;
}

.plan-summary {
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    background: var(--bg-light);
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.plan-features {
    list-style: none;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.plan-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

/* 成果物サンプル */
.sample-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.sample-card {
    background: var(--bg-white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease;
}

.sample-card:hover {
    transform: translateY(-5px);
}

.sample-preview-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.sample-card:hover .sample-preview-card {
    border-color: var(--accent-color);
    box-shadow: 0 8px 25px rgba(0, 102, 255, 0.15);
    transform: translateY(-3px);
}

.sample-icon {
    font-size: 48px;
    text-align: center;
    margin-bottom: 15px;
    display: block;
}

.sample-content h4 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 15px;
    text-align: center;
    font-weight: 700;
}

.sample-highlights {
    margin-bottom: 20px;
}

.highlight-item {
    background: white;
    padding: 8px 12px;
    margin: 6px 0;
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--text-primary);
    border-left: 3px solid var(--accent-color);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.sample-preview-note {
    background: var(--accent-color);
    color: white;
    padding: 10px 15px;
    border-radius: 8px;
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 15px;
}

.sample-description {
    padding: 0 10px;
}

.sample-description h5 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 600;
}

.sample-description p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0;
}

.sample-link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.sample-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.sample-card h4 {
    padding: 1.5rem 1.5rem 0.5rem;
    font-size: 1.25rem;
}

.sample-card p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
}

/* 価格比較セクション */
.comparison {
    background: var(--bg-white);
}

.section-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-top: -1.5rem;
    margin-bottom: 3rem;
}

.comparison-table-wrapper {
    overflow-x: auto;
    margin-bottom: 4rem;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-white);
    box-shadow: var(--shadow-lg);
    border-radius: 1rem;
    overflow: hidden;
}

.comparison-table th,
.comparison-table td {
    padding: 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.comparison-table th {
    background: var(--bg-light);
    font-weight: 700;
    font-size: 1.1rem;
}

.comparison-table th.highlight {
    background: var(--primary-color);
    color: white;
}

.comparison-table td.item {
    text-align: left;
    font-weight: 500;
}

.comparison-table td.our-price {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.25rem;
}

.comparison-table td.our-feature {
    color: var(--secondary-color);
    font-weight: 700;
}

.comparison-table td.other-price {
    color: var(--text-secondary);
}

.comparison-table td.final-price {
    font-size: 1.5rem;
    background: #fef3c7;
}

.comparison-reason {
    text-align: center;
}

.comparison-reason h4 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.reason-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.reason-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 1rem;
    transition: transform 0.3s ease;
}

.reason-card:hover {
    transform: translateY(-5px);
}

.reason-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.reason-card h5 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.reason-card p {
    color: var(--text-secondary);
}

/* 価格注意書き */
.price-notice {
    margin-top: 3rem;
    padding: 2rem;
    background: #fef3c7;
    border-radius: 1rem;
    text-align: center;
}

.notice-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.limited-offer {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem 1.5rem;
    background: white;
    border-radius: 2rem;
    box-shadow: var(--shadow-md);
}

.offer-badge {
    background: #ef4444;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 700;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.offer-text {
    font-weight: 600;
    color: var(--text-primary);
}

/* 導入事例セクション */
.cases {
    background: var(--bg-white);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.case-card {
    background: var(--bg-light);
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.case-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--accent-color);
}

.case-industry {
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 1rem;
    font-size: 0.9rem;
    font-weight: 600;
}

.case-scale {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.case-content h4 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.4;
}

.case-challenge,
.case-solution,
.case-results {
    margin-bottom: 1.5rem;
}

.case-challenge h5,
.case-solution h5,
.case-results h5 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.case-challenge h5 {
    color: #dc3545;
}

.case-solution h5 {
    color: var(--accent-color);
}

.case-results h5 {
    color: #28a745;
}

.case-challenge p,
.case-solution p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

.case-results ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.case-results li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.case-results li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: bold;
}

.cases-note {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid var(--accent-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cases-note h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

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

/* FAQ セクション */
.faq {
    background: var(--bg-light);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-white);
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s ease;
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: 1.5rem;
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.faq-question::after {
    content: '+';
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--accent-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: translateY(-50%) rotate(45deg);
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.faq-answer p {
    margin: 0;
}

/* CTA セクション */
.cta-section {
    background: var(--primary-color);
    color: white;
    text-align: center;
}

.cta-content h3 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

.cta-section .btn-primary {
    background: white;
    color: var(--primary-color);
}

.cta-section .btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.cta-note {
    font-size: 0.875rem;
    opacity: 0.8;
}

/* フッター */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-logo p {
    opacity: 0.8;
}

.footer h5 {
    margin-bottom: 1rem;
}

.footer ul {
    list-style: none;
}

.footer ul li {
    margin-bottom: 0.5rem;
}

.footer a {
    color: white;
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer a:hover {
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.6;
}

/* レスポンシブデザイン */
@media (max-width: 1024px) {
    .price-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}

@media (max-width: 768px) {
    .comparison-table {
        font-size: 0.875rem;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 0.75rem;
    }
    
    .comparison-reason h4 {
        font-size: 1.5rem;
    }
    
    .flow-diagram {
        flex-direction: column;
    }
    
    .flow-arrow {
        transform: rotate(90deg);
    }
    
    .options-grid {
        grid-template-columns: 1fr;
    }
    
    .option-card.highlighted {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .nav-wrapper {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav ul {
        gap: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .price-card.featured {
        transform: scale(1);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }
}