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

/* 基本設定 */
:root {
    --primary-color: #1976d2;
    --secondary-color: #ff6b35;
    --accent-color: #ff5252;
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    --bg-light: #f8f9fa;
    --bg-lighter: #ffffff;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --border-radius: 8px;
    --border-radius-lg: 16px;
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-lighter);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* モバイル専用表示 */
.sp-only {
    display: none;
}

/* ヘッダー */
.header {
    background: var(--bg-lighter);
    padding: 16px 0;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.header-tagline {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
}

/* メインビジュアル */
.hero {
    position: relative;
    background: linear-gradient(135deg, #f0f7ff 0%, #e3f2fd 100%);
    padding: 80px 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 20% 80%, rgba(25, 118, 210, 0.1) 0%, transparent 50%),
                      radial-gradient(circle at 80% 20%, rgba(255, 107, 53, 0.1) 0%, transparent 50%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: var(--secondary-color);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
}

.hero-title {
    margin-bottom: 30px;
}

.hero-title-sub {
    display: block;
    font-size: 20px;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 12px;
}

.hero-title-main {
    display: block;
    font-size: 48px;
    font-weight: 900;
    color: var(--text-primary);
    line-height: 1.3;
}

.hero-number {
    font-size: 64px;
    color: var(--accent-color);
    font-family: 'Roboto', sans-serif;
    font-weight: 900;
}

.hero-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 16px;
}

.hero-feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--success-color);
    color: white;
    border-radius: 50%;
    font-weight: bold;
    flex-shrink: 0;
}

.hero-feature-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hero-feature-text strong {
    font-size: 18px;
    color: var(--text-primary);
}

.hero-feature-text span {
    font-size: 14px;
    color: var(--text-secondary);
}

.btn-primary {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    background: var(--secondary-color);
    color: white;
    padding: 20px 48px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    box-shadow: 0 8px 24px rgba(255, 107, 53, 0.25);
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(255, 107, 53, 0.3);
}

.btn-text {
    font-size: 20px;
    margin-bottom: 4px;
}

.btn-sub {
    font-size: 14px;
    font-weight: 400;
    opacity: 0.9;
}

.hero-note {
    margin-top: 16px;
    font-size: 14px;
    color: var(--text-secondary);
}

.hero-card {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 40px;
    text-align: center;
}

.hero-card-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 24px;
}

.hero-card-before,
.hero-card-after {
    padding: 16px;
    margin-bottom: 16px;
}

.hero-card-before {
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

.hero-card-after {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    border-radius: var(--border-radius);
}

.hero-card .label {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.hero-card .amount {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
}

.hero-card-arrow {
    font-size: 24px;
    color: var(--primary-color);
    margin: 16px 0;
}

.hero-card-save {
    background: var(--accent-color);
    color: white;
    padding: 16px;
    border-radius: var(--border-radius);
    font-size: 16px;
}

.hero-card-save strong {
    display: block;
    font-size: 20px;
    margin-top: 4px;
}

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

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title-en {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.section-title-ja {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
}

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

.problem-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.problem-item {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s ease;
}

.problem-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.problem-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
}

.problem-icon img {
    width: 100%;
    height: 100%;
}

.problem-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.problem-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ソリューションセクション */
.solution {
    background: white;
}

.solution-header {
    text-align: center;
    margin-bottom: 60px;
}

.solution-lead {
    font-size: 24px;
    line-height: 1.6;
    color: var(--text-primary);
}

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

.solution-card {
    background: var(--bg-light);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    max-width: 900px;
    margin: 0 auto;
}

.solution-card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1565c0 100%);
    color: white;
    padding: 24px 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.solution-card-title {
    font-size: 24px;
    font-weight: 700;
    margin: 0;
}

.solution-card-badge {
    background: white;
    color: var(--primary-color);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.solution-card-body {
    padding: 40px;
}

.solution-card-text {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-primary);
    margin-bottom: 40px;
    text-align: center;
}

.solution-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.solution-feature {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.solution-feature-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.solution-feature-content h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.solution-feature-content p {
    font-size: 14px;
    color: var(--text-secondary);
}

/* メリットセクション */
.benefits {
    background: var(--bg-light);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.benefit-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 40px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.benefit-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 48px;
    font-weight: 900;
    color: rgba(25, 118, 210, 0.1);
    font-family: 'Roboto', sans-serif;
}

.benefit-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
}

.benefit-icon img {
    width: 100%;
    height: 100%;
}

.benefit-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.benefit-desc {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.benefit-highlight {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 20px;
}

.benefit-detail {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
}

/* 料金シミュレーション */
.simulation {
    background: white;
}

.simulation-table {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    max-width: 900px;
    margin: 0 auto;
}

.simulation-header {
    display: grid;
    grid-template-columns: 200px 1fr 1fr;
    background: var(--primary-color);
    color: white;
}

.simulation-col {
    padding: 32px 24px;
    text-align: center;
    position: relative;
    border-right: 1px solid rgba(255,255,255,0.1);
}

.simulation-col:last-child {
    border-right: none;
}

.simulation-col h3 {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.5;
}

.simulation-col.featured {
    background: var(--secondary-color);
}

.featured-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: white;
    color: var(--secondary-color);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 700;
}

.simulation-body {
    background: white;
}

.simulation-row {
    display: grid;
    grid-template-columns: 200px 1fr 1fr;
    border-bottom: 1px solid #e0e0e0;
}

.simulation-row:last-child {
    border-bottom: none;
}

.simulation-row.total {
    background: var(--bg-light);
}

.simulation-label {
    padding: 24px;
    background: #fafafa;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-right: 1px solid #e0e0e0;
}

.label-main {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.label-sub {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.simulation-value {
    padding: 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-right: 1px solid #e0e0e0;
}

.simulation-value:last-child {
    border-right: none;
}

.simulation-value.featured {
    background: #fff8e1;
}

.value-main {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.value-sub {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.text-red {
    color: var(--accent-color);
}

.text-green {
    color: var(--success-color);
}

.text-large {
    font-size: 40px;
}

.save-amount {
    margin-top: 16px;
    padding: 12px 20px;
    background: var(--accent-color);
    color: white;
    border-radius: var(--border-radius);
}

.save-label {
    display: block;
    font-size: 12px;
    margin-bottom: 4px;
}

.save-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
}

/* 詳細比較セクション */
.comparison-detail {
    background: white;
    padding: 80px 0;
}

.comparison-detail-table {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    max-width: 1000px;
    margin: 0 auto;
}

.comparison-detail-header {
    display: grid;
    grid-template-columns: 250px 1fr 1fr;
    background: var(--primary-color);
    color: white;
}

.comparison-detail-col {
    padding: 32px 24px;
    text-align: center;
    position: relative;
    border-right: 1px solid rgba(255,255,255,0.1);
}

.comparison-detail-col:last-child {
    border-right: none;
}

.comparison-detail-col h3 {
    font-size: 16px;
    font-weight: 500;
    line-height: 1.5;
}

.comparison-detail-col.featured {
    background: var(--secondary-color);
}

.comparison-detail-body {
    background: white;
}

.comparison-detail-row {
    display: grid;
    grid-template-columns: 250px 1fr 1fr;
    border-bottom: 1px solid #e0e0e0;
}

.comparison-detail-row:last-child {
    border-bottom: none;
}

.comparison-detail-row.highlight {
    background: #f0f7ff;
}

.comparison-detail-label {
    padding: 24px;
    background: #fafafa;
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    border-right: 1px solid #e0e0e0;
}

.comparison-detail-value {
    padding: 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    border-right: 1px solid #e0e0e0;
}

.comparison-detail-value:last-child {
    border-right: none;
}

.comparison-detail-value.featured {
    background: #fff8e1;
}

.text-negative {
    color: #d32f2f;
    font-weight: 700;
}

.text-positive {
    color: var(--success-color);
    font-weight: 700;
}

.amount-large {
    font-size: 28px;
    font-weight: 900;
    display: block;
    margin-bottom: 4px;
}

.amount-sub {
    font-size: 12px;
    color: var(--text-secondary);
}

/* 実績セクション */
.results {
    background: var(--bg-light);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.result-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.result-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 32px;
}

.result-avatar {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
}

.result-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
}

.result-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.result-family {
    font-size: 14px;
    color: var(--text-secondary);
}

.result-comparison {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 24px;
}

.result-before,
.result-after {
    text-align: center;
    flex: 1;
}

.result-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.result-amount {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
}

.result-arrow {
    font-size: 24px;
    color: var(--primary-color);
}

.result-save {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    padding: 16px;
    border-radius: var(--border-radius);
    text-align: center;
    margin-bottom: 24px;
}

.result-save-label {
    font-size: 14px;
    color: var(--text-secondary);
    margin-right: 8px;
}

.result-save-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent-color);
}

.result-comment {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-secondary);
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

/* 追加の削減例 */
.additional-cases {
    background: white;
    padding: 80px 0;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.case-item {
    background: white;
    border: 2px solid #e0e0e0;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
}

.case-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.case-header {
    background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
    padding: 20px 24px;
    border-bottom: 2px solid #e0e0e0;
}

.case-title {
    font-size: 15px;
    font-weight: 700;
    line-height: 1.5;
    margin: 0;
    color: var(--text-primary);
}

.case-content {
    padding: 24px;
    background: white;
}

.case-before,
.case-after {
    padding: 16px;
    border-radius: var(--border-radius);
    margin-bottom: 16px;
}

.case-before {
    background: #f8f9fa;
    border-left: 4px solid #dc3545;
}

.case-after {
    background: #e8f5e9;
    border-left: 4px solid var(--success-color);
}

.case-label {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
    display: block;
}

.case-before .case-label {
    color: #dc3545;
}

.case-after .case-label {
    color: var(--success-color);
}

.case-detail {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    line-height: 1.5;
}

.case-total {
    font-size: 22px;
    font-weight: 900;
    color: var(--text-primary);
    margin-top: 4px;
}

.case-arrow {
    text-align: center;
    font-size: 20px;
    color: var(--primary-color);
    margin: 16px 0;
    position: relative;
}

.case-arrow::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -8px;
    width: 40px;
    height: 2px;
    background: var(--primary-color);
}

.case-save {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #ff8a50 100%);
    color: white;
    border-radius: var(--border-radius);
    padding: 20px;
    text-align: center;
    margin-top: 20px;
    position: relative;
    overflow: hidden;
}

.case-save::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

.case-save p {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.case-save-amount {
    font-size: 16px !important;
    font-weight: 400 !important;
    margin-top: 4px !important;
    opacity: 0.95;
}

/* さらに嬉しいメリット */
.additional-benefits {
    background: linear-gradient(135deg, #1976d2 0%, #1565c0 100%);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.additional-benefits::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
}

.additional-benefits-title {
    font-size: 28px;
    font-weight: 700;
    color: white;
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 1;
}

.benefits-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    position: relative;
    z-index: 1;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 17px;
    color: white;
    background: rgba(255,255,255,0.1);
    padding: 16px 20px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    background: rgba(255,255,255,0.2);
    transform: translateX(4px);
}

.benefit-check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: white;
    color: var(--primary-color);
    border-radius: 50%;
    font-weight: bold;
    flex-shrink: 0;
    font-size: 18px;
}

/* FAQ */
.faq {
    background: white;
}

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

.faq-item {
    margin-bottom: 24px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    background: var(--bg-light);
    padding: 24px 32px;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 16px;
}

.faq-q,
.faq-a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 16px;
    font-weight: 700;
    flex-shrink: 0;
}

.faq-q {
    background: var(--primary-color);
    color: white;
}

.faq-a {
    background: var(--success-color);
    color: white;
}

.faq-answer {
    background: white;
    padding: 24px 32px;
    display: flex;
    gap: 16px;
}

.faq-answer p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
}

/* CTA */
.cta {
    position: relative;
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, #1565c0 100%);
    color: white;
    text-align: center;
}

.cta-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 20% 80%, rgba(255,255,255,0.1) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    margin-bottom: 24px;
}

.cta-title-sub {
    display: block;
    font-size: 20px;
    font-weight: 400;
    margin-bottom: 8px;
    opacity: 0.9;
}

.cta-title-main {
    display: block;
    font-size: 42px;
    font-weight: 700;
}

.cta-desc {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 48px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-bottom: 40px;
}

.btn-cta {
    display: flex;
    align-items: center;
    gap: 16px;
    background: white;
    color: var(--primary-color);
    padding: 20px 32px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 700;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}

.btn-cta.secondary {
    background: rgba(255,255,255,0.2);
    color: white;
    border: 2px solid white;
}

.btn-cta.secondary:hover {
    background: rgba(255,255,255,0.3);
}

.btn-cta-icon {
    font-size: 32px;
}

.btn-cta-content {
    text-align: left;
}

.btn-cta-main {
    display: block;
    font-size: 18px;
    margin-bottom: 4px;
}

.btn-cta-sub {
    display: block;
    font-size: 14px;
    font-weight: 400;
}

.cta-or {
    font-size: 16px;
    opacity: 0.8;
}

.cta-features {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
}

.cta-feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
}

/* フッター */
.footer {
    background: #263238;
    color: white;
    padding: 60px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.footer-desc {
    font-size: 14px;
    opacity: 0.8;
}

.footer-info p {
    font-size: 14px;
    margin-bottom: 8px;
    opacity: 0.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    font-size: 14px;
    opacity: 0.6;
}

/* レスポンシブ対応 */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .problem-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solution-features {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .case-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sp-only {
        display: inline;
    }
    
    .container {
        padding: 0 16px;
    }
    
    section {
        padding: 60px 0;
    }
    
    /* ヘッダー */
    .header-content {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
    
    .header-logo {
        font-size: 20px;
    }
    
    .header-tagline {
        font-size: 12px;
    }
    
    /* ヒーロー */
    .hero {
        padding: 60px 0;
    }
    
    .hero-title-sub {
        font-size: 16px;
    }
    
    .hero-title-main {
        font-size: 32px;
    }
    
    .hero-number {
        font-size: 48px;
    }
    
    .hero-feature-text strong {
        font-size: 16px;
    }
    
    .btn-text {
        font-size: 18px;
    }
    
    .btn-sub {
        font-size: 12px;
    }
    
    .hero-card {
        padding: 24px;
    }
    
    .hero-card .amount {
        font-size: 24px;
    }
    
    /* セクションタイトル */
    .section-title {
        margin-bottom: 40px;
    }
    
    .section-title-ja {
        font-size: 28px;
    }
    
    /* 問題提起 */
    .problem-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .problem-item {
        padding: 24px 20px;
    }
    
    /* ソリューション */
    .solution-lead {
        font-size: 20px;
    }
    
    .solution-card-header {
        flex-direction: column;
        gap: 16px;
        padding: 20px;
    }
    
    .solution-card-title {
        font-size: 20px;
    }
    
    .solution-card-body {
        padding: 24px;
    }
    
    .solution-card-text {
        font-size: 16px;
    }
    
    /* メリット */
    .benefit-card {
        padding: 32px 24px;
    }
    
    .benefit-title {
        font-size: 20px;
    }
    
    .benefit-highlight {
        font-size: 18px;
    }
    
    /* シミュレーション */
    .simulation-header,
    .simulation-row {
        grid-template-columns: 1fr;
    }
    
    .simulation-col:first-child,
    .simulation-label {
        display: none;
    }
    
    .simulation-col {
        padding: 24px 20px;
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .simulation-col:last-child {
        border-bottom: none;
    }
    
    .simulation-value {
        border-right: none;
        border-bottom: 1px solid #e0e0e0;
    }
    
    .simulation-value:last-child {
        border-bottom: none;
    }
    
    .value-main {
        font-size: 20px;
    }
    
    .text-large {
        font-size: 32px;
    }
    
    .save-value {
        font-size: 20px;
    }
    
    /* 詳細比較テーブル */
    .comparison-detail-header,
    .comparison-detail-row {
        grid-template-columns: 1fr;
    }
    
    .comparison-detail-col:first-child,
    .comparison-detail-label {
        display: none;
    }
    
    .comparison-detail-col {
        padding: 24px 20px;
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
    
    .comparison-detail-col:last-child {
        border-bottom: none;
    }
    
    .comparison-detail-value {
        border-right: none;
        border-bottom: 1px solid #e0e0e0;
        padding: 20px;
    }
    
    .comparison-detail-value:last-child {
        border-bottom: none;
    }
    
    .comparison-detail-value::before {
        content: attr(data-label);
        display: block;
        font-size: 14px;
        font-weight: 700;
        color: var(--text-secondary);
        margin-bottom: 8px;
    }
    
    .amount-large {
        font-size: 24px;
    }
    
    /* 実績 */
    .result-card {
        padding: 24px;
    }
    
    .result-header {
        flex-direction: column;
        text-align: center;
    }
    
    .result-comparison {
        flex-direction: column;
        gap: 16px;
    }
    
    .result-arrow {
        transform: rotate(90deg);
    }
    
    /* FAQ */
    .faq-question {
        padding: 20px 24px;
        font-size: 16px;
    }
    
    .faq-answer {
        padding: 20px 24px;
    }
    
    .faq-answer p {
        font-size: 14px;
    }
    
    /* CTA */
    .cta {
        padding: 80px 0;
    }
    
    .cta-title-main {
        font-size: 32px;
    }
    
    .cta-desc {
        font-size: 16px;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 16px;
    }
    
    .btn-cta {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .cta-features {
        gap: 24px;
    }
    
    .cta-feature {
        font-size: 14px;
    }
    
    /* フッター */
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    /* ヒーロー */
    .hero-title-main {
        font-size: 28px;
    }
    
    .hero-number {
        font-size: 40px;
    }
    
    /* セクション */
    section {
        padding: 40px 0;
    }
    
    .section-title-ja {
        font-size: 24px;
    }
    
    /* その他調整 */
    .btn-primary {
        padding: 16px 32px;
    }
    
    .cta-title-main {
        font-size: 28px;
    }
    
    /* 追加の削減例モバイル対応 */
    .case-title {
        font-size: 14px;
    }
    
    .case-content {
        padding: 20px;
    }
    
    .case-total {
        font-size: 18px;
    }
    
    .case-save p {
        font-size: 16px;
    }
    
    .case-save-amount {
        font-size: 14px !important;
    }
    
    .additional-benefits {
        padding: 32px 24px;
    }
    
    .additional-benefits-title {
        font-size: 22px;
    }
    
    .benefit-item {
        font-size: 15px;
        padding: 12px 16px;
    }
}