/* リセット & ベーススタイル */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #CB5C87;
    --primary-dark: #9C65B1;
    --primary-light: #EA5B4B;
    --secondary-color: #9C65B1;
    --text-dark: #1f2937;
    --text-gray: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --gradient-primary: linear-gradient(to right, #EA5B4B 0%, #CB5C87 50%, #9C65B1 100%);
    --gradient-primary-vertical: linear-gradient(135deg, #EA5B4B 0%, #CB5C87 50%, #9C65B1 100%);
    --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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    font-size: 1.2rem;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ヘッダー */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    line-height: 1.2;
}

.logo-img {
    height: 48px;
    width: auto;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

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

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

.btn-nav {
    background: var(--primary-color);
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: 6px;
    transition: background 0.3s;
}

.btn-nav:hover {
    background: var(--primary-dark);
}

.btn-nav-secondary {
    background: transparent !important;
    color: var(--primary-color) !important;
    border: 2px solid var(--primary-color);
    margin-right: 0.5rem;
}

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

/* ヒーローセクション */
.hero {
    margin-top: 80px;
    padding: 40px 20px;
    background: var(--gradient-primary-vertical);
    color: white;
    min-height: 40vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    margin-bottom: 1.5rem;
}

.badge-text {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1.5rem;
    border-radius: 20px;
    font-size: 1.44rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 1.5rem;
}

.highlight {
    background: linear-gradient(120deg, #fff 0%, rgba(255, 255, 255, 0.9) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 10px rgba(255, 255, 255, 0.3);
}

.hero-subtitle-main {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.hero-subtitle {
    font-size: 1.35rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
}

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

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

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.35rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.stat-label {
    font-size: 1.08rem;
    opacity: 0.9;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-visual {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.1) 100%);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-xl);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-illustration {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    position: absolute;
    opacity: 0.9;
}

.hero-illustration.main {
    width: 80%;
    height: auto;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

/* セクション共通 */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-cta {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem 0;
}

.section-cta .btn {
    margin: 0 0.5rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text-dark);
    line-height: 1.3;
}

.section-subtitle {
    font-size: 1.35rem;
    color: var(--text-gray);
    line-height: 1.8;
}

/* 課題セクション */
.problems {
    padding: 100px 20px;
    background: var(--bg-white);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.problem-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
    border: 1px solid var(--border-color);
}

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

.problem-header {
    margin-bottom: 1.5rem;
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
}

.problem-illustration {
    max-width: 100%;
    max-height: 100px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.problem-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    line-height: 1.4;
    min-height: 4.2rem;
    display: flex;
    align-items: center;
}

.problem-detail {
    margin-bottom: 1.5rem;
}

.problem-list {
    list-style: none;
    padding-left: 0;
}

.problem-list li {
    padding: 0.5rem 0;
    color: var(--text-gray);
    position: relative;
    padding-left: 1.5rem;
    font-size: 1.2rem;
}

.problem-list li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.guideline-info {
    background: var(--bg-light);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    padding: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

.guideline-badge {
    margin-bottom: 0.75rem;
}

.guideline-intro {
    font-size: 1.35rem;
    color: var(--text-dark);
    line-height: 1.8;
}

.guideline-intro strong {
    color: var(--primary-color);
    font-weight: 700;
}

.guideline-text {
    font-size: 1.14rem;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.urgency-box {
    background: #fff3cd;
    border: 2px solid #ffc107;
    border-radius: 12px;
    padding: 2rem;
    margin: 3rem 0;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.urgency-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.urgency-content {
    flex: 1;
}

.urgency-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.urgency-text {
    color: var(--text-gray);
    line-height: 1.8;
    font-size: 1.2rem;
}

/* 解決策セクション */
.solution-intro {
    padding: 100px 20px;
    background: var(--bg-light);
}

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

.solution-intro-card {
    background: var(--bg-white);
    padding: 3rem;
    border-radius: 12px;
    border: 2px solid var(--primary-color);
    transition: all 0.3s;
}

.solution-intro-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.solution-intro-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.solution-intro-title {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.solution-intro-subtitle {
    font-size: 1.35rem;
    color: var(--text-gray);
    font-weight: 600;
}

.solution-intro-content {
    margin-top: 1.5rem;
}

.solution-intro-description {
    color: var(--text-gray);
    line-height: 1.8;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.solution-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.375rem;
    margin-top: 1rem;
}

.feature-tag {
    background: var(--bg-light);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid var(--primary-color);
    white-space: nowrap;
    flex-shrink: 0;
}

.compliance-badge {
    background: var(--bg-white);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    margin-bottom: 3rem;
}

.compliance-text {
    font-size: 1.35rem;
    color: var(--text-dark);
    margin: 0.5rem 0;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.check-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--primary-color);
    border-radius: 4px;
    flex-shrink: 0;
}

.check-icon::before {
    content: "✓";
    color: white;
    font-size: 19.2px;
    font-weight: bold;
    line-height: 1;
}

/* 機能セクション */
.solutions {
    padding: 100px 20px;
    background: var(--bg-white);
}

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

.solution-card {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

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

.solution-image {
    height: 150px;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.solution-1 {
    background: linear-gradient(135deg, #EA5B4B 0%, #CB5C87 100%);
}

.solution-2 {
    background: linear-gradient(135deg, #CB5C87 0%, #9C65B1 100%);
}

.solution-3 {
    background: linear-gradient(135deg, #EA5B4B 0%, #9C65B1 100%);
}

.solution-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.solution-icon i {
    font-size: 2.5rem;
    color: white;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.solution-card:hover .solution-icon {
    transform: scale(1.1) rotate(5deg);
    background: rgba(255, 255, 255, 0.3);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.solution-content {
    padding: 2rem;
}

.solution-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.solution-description {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.2rem;
}

/* ユースケースセクション */
.usecases {
    padding: 100px 20px;
    background: var(--bg-light);
}

.usecases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.usecase-card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

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

.usecase-heading {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.6;
    margin: 0 0 1rem 0;
    text-align: center;
    white-space: nowrap;
}

.usecase-text {
    font-size: 1.35rem;
    color: var(--text-dark);
    line-height: 1.8;
    margin: 0;
    text-align: center;
}

/* 信頼の獲得セクション */
.trust {
    padding: 100px 20px;
    background: var(--bg-white);
}

/* お客様の声（導入事例）セクション */
.cases {
    padding: 100px 20px;
    background: var(--bg-white);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.trust-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s;
}

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


.trust-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.trust-icon i {
    font-size: 3rem;
}

.trust-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.trust-description {
    color: var(--text-gray);
    line-height: 1.8;
    font-size: 1.2rem;
}

.trust-note {
    font-size: 1.05rem;
    color: var(--text-gray);
    margin-top: 0.5rem;
    font-style: italic;
}

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

.case-card {
    background: var(--bg-white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

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

.case-logo {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.case-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.case-description {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-style: italic;
    font-size: 1.2rem;
}

.case-result {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.case-metric {
    background: var(--bg-light);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* オファーセクション */
.contact {
    padding: 100px 20px;
    background: var(--gradient-primary-vertical);
    color: white;
}

.offer-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.offer-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
}

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

.offer-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.offer-description {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    font-size: 1.2rem;
}

.urgency-reason {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    padding: 2rem;
    margin: 3rem 0;
}

.urgency-reason-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.urgency-reason-list {
    list-style: none;
    padding-left: 0;
}

.urgency-reason-list li {
    padding: 0.75rem 0;
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.125rem;
    line-height: 1.8;
}

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

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

.contact .section-cta .btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

/* 白背景セクション用のボタンスタイル */
.problems .section-cta .btn-secondary,
.solution-intro .section-cta .btn-secondary,
.solutions .section-cta .btn-secondary,
.trust .section-cta .btn-secondary,
.cases .section-cta .btn-secondary,
.faq .section-cta .btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.problems .section-cta .btn-secondary:hover,
.solution-intro .section-cta .btn-secondary:hover,
.solutions .section-cta .btn-secondary:hover,
.trust .section-cta .btn-secondary:hover,
.cases .section-cta .btn-secondary:hover,
.faq .section-cta .btn-secondary:hover {
    background: var(--primary-color);
    color: white;
}

.problems .section-cta .btn-primary,
.solution-intro .section-cta .btn-primary,
.solutions .section-cta .btn-primary,
.trust .section-cta .btn-primary,
.cases .section-cta .btn-primary,
.faq .section-cta .btn-primary {
    background: var(--primary-color);
    color: white;
}

.problems .section-cta .btn-primary:hover,
.solution-intro .section-cta .btn-primary:hover,
.solutions .section-cta .btn-primary:hover,
.trust .section-cta .btn-primary:hover,
.cases .section-cta .btn-primary:hover,
.faq .section-cta .btn-primary:hover {
    background: var(--primary-dark);
    color: white;
}

/* FAQセクション */
.faq {
    padding: 100px 20px;
    background: var(--bg-white);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: all 0.3s;
}

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

.faq-question {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    cursor: pointer;
    background: var(--bg-light);
    transition: background 0.3s;
}

.faq-question:hover {
    background: #f3f4f6;
}

.faq-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.35rem;
    flex-shrink: 0;
}

.faq-question-text {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-dark);
    flex: 1;
}

.faq-answer {
    padding: 1rem 1.5rem 1.5rem 1.5rem;
    padding-left: calc(40px + 1.5rem + 1rem);
    padding-top: 1.5rem;
    color: var(--text-gray);
    line-height: 1.8;
    display: none;
    font-size: 1.2rem;
}

.faq-item.active .faq-answer {
    display: block;
}

/* フッター */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 40px 20px 30px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
}

.footer-logo-img {
    height: 48px;
    width: auto;
    opacity: 0.9;
}

.footer-logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-link:hover {
    color: white;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    opacity: 0.8;
    font-size: 1.05rem;
}

/* レスポンシブデザイン */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
        font-size: 1.08rem;
    }

    /* ヘッダーのCTA：無料トライアルを非表示、資料ダウンロードのみ表示 */
    .nav-cta-primary {
        display: none;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    /* ファーストビューの画像を非表示 */
    .hero-image {
        display: none;
    }

    .hero-title {
        font-size: 2.0rem; /* タブレット時に2行になるように調整 */
        line-height: 1.4;
    }

    .hero-subtitle-main {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1.188rem; /* 0.99rem × 1.2 */
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        justify-content: center;
        gap: 1.5rem;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }

    .hero-visual {
        height: 300px;
    }

    /* コンテンツ内の文字を全体的に小さく */
    .section-title {
        font-size: 1.5rem;
    }

    .section-subtitle {
        font-size: 1rem;
    }

    .problem-title,
    .solution-title,
    .trust-title,
    .case-title,
    .offer-title,
    .faq-question-text {
        font-size: 1.5rem;
    }

    .problem-description,
    .solution-description,
    .trust-description,
    .case-description,
    .offer-description,
    .faq-answer,
    .guideline-intro,
    .solution-intro-description {
        font-size: 1.08rem;
    }

    /* CTAボタンの横幅を揃えて、無料トライアルの下に余白 */
    .section-cta {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .section-cta .btn {
        width: 100%;
        max-width: 300px;
        margin: 0;
    }

    .section-cta .btn-primary {
        margin-bottom: 1rem;
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }

    .hero-cta .btn-primary {
        margin-bottom: 1rem;
    }

    .problems-grid,
    .solution-intro-grid,
    .solutions-grid,
    .usecases-grid,
    .trust-grid,
    .cases-grid,
    .offer-box {
        grid-template-columns: 1fr;
    }

    .urgency-box {
        flex-direction: column;
    }

    .faq-answer {
        padding-left: 1.5rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    /* h1以外の全ての文字を0.9倍に */
    body {
        font-size: 1.08rem; /* 1.2rem × 0.9 */
    }

    /* h1は除外（元のサイズを維持） */
    .hero-title {
        font-size: 1.8rem; /* スマホ時に2行になるように調整 */
        line-height: 1.4;
    }
    
    .hero {
        padding: 40px 20px;
        min-height: 40vh;
    }

    .hero-subtitle-main {
        font-size: 1.35rem; /* 1.5rem × 0.9 */
    }

    .hero-subtitle {
        font-size: 0.972rem; /* 1.08rem × 0.9 */
    }

    .section-title {
        font-size: 1.35rem; /* 1.5rem × 0.9 */
    }

    .section-subtitle {
        font-size: 0.972rem; /* 1.08rem × 0.9 */
    }

    .problem-title,
    .solution-title,
    .trust-title,
    .case-title,
    .offer-title,
    .faq-question-text {
        font-size: 1.215rem; /* 1.35rem × 0.9 */
    }

    .problem-description,
    .solution-description,
    .trust-description,
    .case-description,
    .offer-description,
    .faq-answer,
    .guideline-intro,
    .solution-intro-description {
        font-size: 0.918rem; /* 1.02rem × 0.9 */
    }

    .problems,
    .solution-intro,
    .solutions,
    .cases,
    .contact,
    .faq {
        padding: 60px 20px;
    }

    .solution-intro-card {
        padding: 2rem;
    }

    .solution-intro-title {
        font-size: 1.35rem; /* 1.5rem × 0.9 */
    }
}