/* ===================================
   かんのむし君メソッド - メインスタイル
   宇津救命丸のトンマナを踏襲
   =================================== */

/* ===================================
   CSS Variables - 宇津救命丸カラーパレット
   =================================== */
:root {
    /* Primary Colors - パステルカラー */
    --color-primary: #FFB6C1;
    /* パステルピンク */
    --color-primary-light: #FFE4E9;
    /* 薄いピンク */
    --color-primary-dark: #FF91A4;
    /* 濃いピンク */

    --color-secondary: #B8E6B8;
    /* ソフトグリーン */
    --color-secondary-light: #E8F5E8;
    /* 薄いグリーン */
    --color-secondary-dark: #8FD98F;
    /* 濃いグリーン */

    --color-accent: #FFE5A0;
    /* 温かみのあるイエロー */
    --color-accent-light: #FFF5D6;
    /* 薄いイエロー */

    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-cream: #FFF9F0;
    --color-beige: #F5F0E8;
    --color-gray-light: #F8F8F8;
    --color-gray: #E0E0E0;
    --color-gray-dark: #666666;
    --color-text: #333333;
    --color-text-light: #666666;

    /* Fonts */
    --font-main: 'Zen Maru Gothic', 'Noto Sans JP', sans-serif;
    --font-body: 'Noto Sans JP', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --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);

    /* Transitions */
    --transition: all 0.3s ease;
}

/* ===================================
   Reset & Base Styles
   =================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    line-height: 1.8;
    background-color: var(--color-cream);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-main);
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-text);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ===================================
   Container
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   Section Styles
   =================================== */
.section {
    padding: var(--spacing-xxl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.subtitle-accent {
    display: block;
    font-size: 1.3rem;
    color: var(--color-primary-dark);
    margin-top: var(--spacing-sm);
}

/* ===================================
   Header
   =================================== */
.header {
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.logo-placeholder {
    font-family: var(--font-main);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.tagline {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
    align-items: center;
}

.nav-list a {
    color: var(--color-text);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-list a:hover {
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--color-text);
}

/* ===================================
   Buttons
   =================================== */
.btn-primary,
.btn-outline,
.btn-text {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

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

.btn-primary-small {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
}

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

.btn-outline {
    border: 2px solid var(--color-primary);
    color: var(--color-primary-dark);
    background-color: var(--color-white);
}

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

.btn-text {
    color: var(--color-primary-dark);
    padding: var(--spacing-xs);
}

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

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

/* ===================================
   Hero Section
   =================================== */
.hero {
    background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-cream) 100%);
    padding: var(--spacing-xxl) 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-xl);
    align-items: center;
    min-height: 70vh;
}

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

.hero-text {
    text-align: left;
}

.hero-title {
    font-size: 2.5rem;
    line-height: 1.5;
    margin-bottom: var(--spacing-md);
}

.highlight {
    color: var(--color-primary-dark);
    background: linear-gradient(transparent 60%, var(--color-accent-light) 60%);
    padding: 0 0.2em;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.9;
}

.hero-cta {
    margin-top: var(--spacing-lg);
}

.hero-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120'%3E%3Cpath d='M321.39,56.44c58-10.79,114.16-30.13,172-41.86,82.39-16.72,168.19-17.73,250.45-.39C823.78,31,906.67,72,985.66,92.83c70.05,18.48,146.53,26.09,214.34,3V0H0V27.35A600.21,600.21,0,0,0,321.39,56.44Z' fill='%23FFF9F0'/%3E%3C/svg%3E") no-repeat center;
    background-size: cover;
}

/* ===================================
   Placeholder Boxes
   =================================== */
.placeholder-box,
.placeholder-icon {
    background: linear-gradient(135deg, var(--color-gray-light) 0%, var(--color-gray) 100%);
    border: 2px dashed var(--color-gray);
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    min-height: 300px;
    color: var(--color-text-light);
}

.placeholder-box i,
.placeholder-icon i {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.5;
}

.placeholder-box p {
    text-align: center;
    font-size: 0.95rem;
}

.placeholder-icon {
    min-height: 80px;
    max-width: 120px;
    margin: 0 auto;
}

/* ===================================
   Introduction Section
   =================================== */
.intro-section {
    background-color: var(--color-white);
}

.empathy-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.empathy-card {
    background-color: var(--color-gray-light);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.empathy-icon-placeholder {
    margin-bottom: var(--spacing-md);
    background: var(--color-white) !important;
    padding: var(--spacing-md);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    margin-left: auto;
    margin-right: auto;
}

.empathy-icon-placeholder img {
    background: transparent !important;
    mix-blend-mode: normal;
}

.empathy-icon-placeholder .fas {
    display: flex;
    align-items: center;
    justify-content: center;
}

.empathy-icon-placeholder .fas.fa-heart::before {
    margin-top: 10px;
}

.empathy-title {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary-dark);
}

.empathy-text {
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===================================
   Medical Section
   =================================== */
.medical-section {
    background: linear-gradient(180deg, var(--color-secondary-light) 0%, var(--color-white) 100%);
}

.medical-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-xl);
    align-items: start;
    margin-top: var(--spacing-lg);
}

.medical-diagram-placeholder {
    position: sticky;
    top: 100px;
    background: var(--color-white) !important;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
}

.medical-diagram-placeholder img {
    background: transparent !important;
}

.medical-point {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.point-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.5rem;
}

.point-content h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.point-content p {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ===================================
   About Section
   =================================== */
.about-section {
    background-color: var(--color-cream);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
    align-items: center;
    width: 100%;
    max-width: 100%;
}

.about-text {
    padding: var(--spacing-md);
}

.lead-text {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.9;
}

.about-description p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.culture-box {
    background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
    border-left: 4px solid var(--color-accent);
}

.culture-box h3 {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.culture-box p {
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===================================
   Approach Section - かんのむし君との向き合い方
   =================================== */
.approach-section {
    background: linear-gradient(180deg, var(--color-secondary-light) 0%, var(--color-white) 100%);
}

.approach-content {
    max-width: 900px;
    margin: 0 auto;
}

.approach-intro {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.approach-text {
    font-size: 1.1rem;
    line-height: 2;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
}

.approach-text strong {
    color: var(--color-primary-dark);
    font-weight: 700;
}

.approach-question {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background-color: var(--color-accent-light);
    border-radius: var(--radius-md);
    line-height: 1.8;
}

.kannomushi-types {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
}

.kannomushi-type {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.type-image-placeholder {
    margin-bottom: var(--spacing-md);
}

.type-image-placeholder img {
    margin: 0 auto;
}

.placeholder-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 3rem;
}

.red-bg {
    background: linear-gradient(135deg, #FFB6C1 0%, #FF91A4 100%);
    color: var(--color-white);
}

.blue-bg {
    background: linear-gradient(135deg, #ADD8E6 0%, #87CEEB 100%);
    color: var(--color-white);
}

.type-title {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.red-text {
    color: #FF6B6B;
}

.blue-text {
    color: #4A90E2;
}

.type-description {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

.approach-guide {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin: var(--spacing-xl) 0;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.guide-text {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.guide-conclusion {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-text);
    line-height: 1.9;
}

.guide-conclusion strong {
    color: var(--color-primary-dark);
    background: linear-gradient(transparent 60%, var(--color-accent-light) 60%);
    padding: 0 0.3em;
}

.approach-visual {
    margin-top: var(--spacing-xl);
    text-align: center;
}

/* ===================================
   Method Section
   =================================== */
.method-section {
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-primary-light) 100%);
}

.method-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.method-step {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.method-step::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.method-step:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.step-number {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
}

.step-icon-placeholder {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-md);
    background: var(--color-white) !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
}

.step-icon-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.step-title {
    font-size: 1.5rem;
    margin: var(--spacing-sm) 0;
    color: var(--color-text);
}

.step-subtitle {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.step-description {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ===================================
   Products Section
   =================================== */
.products-section {
    background-color: var(--color-white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.product-card {
    background-color: var(--color-gray-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.product-image-placeholder {
    height: 300px;
    background: transparent !important;
}

.product-image-placeholder img {
    background: var(--color-white) !important;
}

.product-info {
    padding: var(--spacing-lg);
}

.product-name {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.product-catch {
    color: var(--color-primary-dark);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.product-description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.product-features {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.product-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xs);
}

.product-features i {
    color: var(--color-secondary-dark);
}

.trust-badge {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 100%);
    border-radius: var(--radius-md);
}

.badge-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-text);
}

.badge-item i {
    font-size: 1.5rem;
    color: var(--color-primary-dark);
}

/* ===================================
   Self-Check Section
   =================================== */
.selfcheck-section {
    background: linear-gradient(180deg, var(--color-secondary-light) 0%, var(--color-cream) 100%);
}

.selfcheck-content {
    max-width: 800px;
    margin: 0 auto;
}

.selfcheck-intro {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
    color: var(--color-text-light);
}

.check-group {
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.check-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.check-item:hover {
    background-color: var(--color-primary-light);
}

.check-item input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-gray);
    border-radius: 4px;
    margin-right: var(--spacing-sm);
    position: relative;
    transition: var(--transition);
}

.check-item input[type="checkbox"]:checked+.checkmark {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.check-item input[type="checkbox"]:checked+.checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-white);
    font-weight: bold;
}

.check-label {
    font-size: 1rem;
    color: var(--color-text);
}

.selfcheck-result {
    margin-top: var(--spacing-lg);
}

.result-box {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.result-box h3 {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary-dark);
}

.result-box p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.result-action {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* ===================================
   FAQ Section
   =================================== */
.faq-section {
    background-color: var(--color-white);
}

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

.faq-item {
    background-color: var(--color-gray-light);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--color-primary-light);
}

.faq-question i {
    transition: var(--transition);
    color: var(--color-primary-dark);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: var(--spacing-md);
    color: var(--color-text-light);
    line-height: 1.8;
}

/* ===================================
   Testimonials Section
   =================================== */
.testimonials-section {
    background: linear-gradient(180deg, var(--color-cream) 0%, var(--color-primary-light) 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.testimonial-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.testimonial-avatar-placeholder {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--color-white) !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.testimonial-avatar-placeholder .placeholder-icon {
    width: 80px;
    height: 80px;
    min-height: 80px;
    border-radius: 50%;
    background: var(--color-white) !important;
}

.testimonial-avatar-placeholder i {
    font-size: 2rem;
}

.testimonial-text {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.testimonial-author {
    text-align: right;
    color: var(--color-text);
    font-weight: 600;
}

/* ===================================
   CTA Section
   =================================== */
.cta-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.cta-text {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
}

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

.cta-buttons .btn-primary:hover {
    background-color: var(--color-cream);
}

.cta-buttons .btn-outline {
    border-color: var(--color-white);
    color: var(--color-white);
}

.cta-buttons .btn-outline:hover {
    background-color: var(--color-white);
    color: var(--color-primary-dark);
}

.cta-download {
    padding: var(--spacing-lg);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: inline-block;
}

.cta-download p {
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.cta-download .btn-text {
    color: var(--color-white);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background-color: var(--color-text);
    color: var(--color-white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer-logo-placeholder {
    font-family: var(--font-main);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary-light);
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-size: 0.9rem;
    color: var(--color-gray);
    margin-bottom: var(--spacing-sm);
}

.footer-description {
    font-size: 0.9rem;
    color: var(--color-gray);
    line-height: 1.7;
}

.footer-column h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-column ul li a {
    color: var(--color-gray);
    font-size: 0.95rem;
}

.footer-column ul li a:hover {
    color: var(--color-primary-light);
}

.footer-social h4 {
    margin-bottom: var(--spacing-sm);
}

.social-icons {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icons a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    transition: var(--transition);
}

.social-icons a:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-gray);
    font-size: 0.9rem;
}

/* ===================================
   Modal
   =================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    max-width: 600px;
    width: 100%;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 40px;
    height: 40px;
    background-color: var(--color-gray-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    background-color: var(--color-primary-light);
}

.modal-title {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

/* ===================================
   Form Styles
   =================================== */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.required {
    color: var(--color-primary-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-sm);
    border: 2px solid var(--color-gray);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* ===================================
   Responsive Design
   =================================== */

/* 透過PNG画像の背景処理 */
.empathy-icon-placeholder,
.step-icon-placeholder {
    background: var(--color-white) !important;
    border-radius: 50%;
}

.about-image-placeholder,
.medical-diagram-placeholder {
    background: var(--color-white) !important;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
}

.testimonial-avatar-placeholder {
    background: transparent !important;
}

.empathy-icon-placeholder img,
.step-icon-placeholder img,
.testimonial-avatar-placeholder img,
.about-image-placeholder img,
.medical-diagram-placeholder img,
img[src*=".png"] {
    background: transparent !important;
}

.about-image-placeholder img {
    max-width: 400px;
    margin: 0 auto;
    display: block;
}

.fa-stomach svg {
    width: 1em;
}

@media (max-width: 1024px) {
    .section-title {
        font-size: 2rem;
    }

    .hero-content,
    .about-content,
    .medical-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .method-steps {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-list {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .empathy-grid,
    .products-grid,
    .testimonials-grid,
    .kannomushi-types {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .result-action {
        flex-direction: column;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .trust-badge {
        flex-direction: column;
        align-items: center;
    }

    /* タブレットでも一部の改行を削除 */
    .hero-subtitle br,
    .section-subtitle br,
    .guide-text br {
        display: none;
    }

    /* about-sectionのグリッドをシングルカラムに */
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .about-image-placeholder {
        max-width: 300px;
        margin: 0 auto;
    }

    .about-text {
        padding: 0;
    }

    .culture-box {
        margin-top: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .section {
        padding: var(--spacing-xl) 0;
    }

    .empathy-card,
    .kannomushi-type,
    .approach-guide,
    .method-step,
    .product-info {
        padding: var(--spacing-md) var(--spacing-sm);
    }

    .step-icon-placeholder {
        margin-bottom: 0;
    }



    .hero-title {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .btn-large {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 1rem;
    }

    .container {
        padding: 0 1rem;
    }

    /* 歴史セクションのレスポンシブ対応 */
    .history-content {
        max-width: 100% !important;
    }

    .timeline-item {
        padding: 1rem !important;
    }

    .timeline-badge {
        font-size: 0.9rem !important;
        padding: 0.4rem 0.8rem !important;
    }

    /* スマホで不要な改行を削除 */
    .hero-subtitle br,
    .section-title br,
    .section-subtitle br,
    .empathy-title br,
    .approach-text br,
    .guide-text br,
    .guide-conclusion br,
    .cta-title br,
    .about-description br {
        display: none;
    }

    /* テキストの行間調整 */
    .hero-subtitle,
    .section-subtitle,
    .empathy-text,
    .approach-text,
    .guide-text {
        line-height: 1.7;
    }

    /* about-sectionの調整 */
    .about-image-placeholder {
        max-width: 250px;
        padding: var(--spacing-sm);
    }

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

    .lead-text {
        font-size: 1.05rem;
    }

    .culture-box {
        padding: var(--spacing-sm);
        margin-top: var(--spacing-md);
    }

    .culture-box h3 {
        font-size: 1rem;
        flex-wrap: wrap;
    }
}

/* 全デバイスで横スクロール防止 */
html,
body {
    max-width: 100vw;
    overflow-x: hidden;
}

* {
    max-width: 100%;
}

.section,
.container,
.history-content,
.timeline-item {
    max-width: 100%;
    overflow-x: hidden;
}