/* ==========================================
   和モダン・プレミアム版 CSS
   テーマ: 墨黒 × 金箔 × 朱色
   ターゲット: 40-60代以上
   コンセプト: 日本的高級感と信頼性
   ========================================== */

:root {
    /* カラーパレット */
    --sumi-black: #1a1a1a;
    --sumi-gray: #333333;
    --kinpaku-gold: #d4af37;
    --kinpaku-light: #f0e68c;
    --shu-red: #c73e3a;
    --washi-white: #f5f3f0;
    --washi-cream: #faf8f3;
    --bamboo-green: #4a5d3f;
    
    /* フォント */
    --font-serif: 'Noto Serif JP', serif;
    --font-sans: 'Zen Kaku Gothic New', sans-serif;
    
    /* スペーシング */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.8rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 3.5rem;
    
    /* トランジション */
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================
   リセット & ベース
   ========================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background-color: var(--washi-cream);
    color: var(--sumi-black);
    line-height: 1.7;
    font-weight: 500;
    overflow-x: hidden;
    font-size: 18px;
}

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

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

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

/* ==========================================
   コンテナ
   ========================================== */

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

/* ==========================================
   ヘッダー & ナビゲーション
   ========================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(250, 248, 243, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo-kanji {
    font-family: var(--font-serif);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--sumi-black);
    letter-spacing: 0.1em;
}

.logo-sub {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--kinpaku-gold);
    letter-spacing: 0.3em;
    margin-top: -0.2rem;
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-menu a {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--sumi-black);
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--kinpaku-gold);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-cta {
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--kinpaku-light));
    color: var(--sumi-black) !important;
    padding: 0.7rem 1.5rem !important;
    border-radius: 4px;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

.nav-cta::after {
    display: none;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 0.4rem;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--sumi-black);
    transition: var(--transition);
}

/* ==========================================
   ヒーローセクション
   ========================================== */

.hero {
    position: relative;
    min-height: 75vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 3rem;
    background: linear-gradient(135deg, var(--washi-cream) 0%, var(--washi-white) 100%);
    overflow: hidden;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.03;
    background-image: 
        repeating-linear-gradient(0deg, var(--sumi-black) 0px, var(--sumi-black) 1px, transparent 1px, transparent 40px),
        repeating-linear-gradient(90deg, var(--sumi-black) 0px, var(--sumi-black) 1px, transparent 1px, transparent 40px);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(240, 230, 140, 0.1));
    border: 1px solid var(--kinpaku-gold);
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--kinpaku-gold);
    margin-bottom: 2rem;
    margin-top: 3rem;
}

.badge-icon {
    font-size: 1.1rem;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 4.5rem;
    font-weight: 700;
    line-height: 1.8;
    margin-bottom: 2rem;
    color: var(--sumi-black);
}

.title-main {
    display: block;
    font-size: 2.6rem;
    font-weight: 400;
}

.title-emphasis {
    display: inline-block;
    font-size: 5.5rem;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0 0.5rem;
    font-weight: 900;
}

.title-sub {
    font-weight: 400;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-subtitle strong {
    color: var(--shu-red);
    font-weight: 700;
    font-size: 1.4rem;
}

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

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

.stat-value {
    font-family: var(--font-serif);
    font-size: 4rem;
    font-weight: 700;
    color: var(--kinpaku-gold);
    line-height: 1;
    margin-bottom: 0.8rem;
}

.stat-value::after {
    content: '%';
    font-size: 2rem;
    margin-left: 0.3rem;
}

.stat-item:last-child .stat-value::after {
    content: '円';
}

.stat-label {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    font-weight: 500;
}

.stat-divider {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, var(--kinpaku-gold), transparent);
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1.8rem 3.5rem;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(199, 62, 58, 0.3);
    transition: var(--transition);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(199, 62, 58, 0.4);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1.8rem 3.5rem;
    background: transparent;
    color: var(--sumi-black);
    font-size: 1.5rem;
    font-weight: 600;
    border: 3px solid var(--kinpaku-gold);
    border-radius: 8px;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--kinpaku-gold);
    color: white;
    transform: translateY(-3px);
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.6;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--kinpaku-gold));
    animation: scroll-down 2s infinite;
}

.scroll-text {
    font-size: 1.1rem;
    letter-spacing: 0.2em;
    color: var(--kinpaku-gold);
    writing-mode: vertical-rl;
    font-weight: 500;
}

@keyframes scroll-down {
    0% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(20px);
        opacity: 0;
    }
}

/* ==========================================
   セクション共通スタイル
   ========================================== */

section {
    padding: var(--spacing-lg) 0;
    position: relative;
}

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

.section-number {
    font-family: var(--font-serif);
    font-size: 5rem;
    font-weight: 700;
    color: var(--kinpaku-gold);
    opacity: 0.1;
    position: absolute;
    top: -2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 0;
}

.section-title {
    position: relative;
    z-index: 1;
}

.title-ja {
    display: block;
    font-family: var(--font-serif);
    font-size: 3.2rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 0.8rem;
    letter-spacing: 0.1em;
}

.title-en {
    display: block;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--kinpaku-gold);
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

/* ==========================================
   Aboutセクション
   ========================================== */

.about {
    background: var(--washi-white);
}

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

.about-heading {
    font-family: var(--font-serif);
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 2rem;
    text-align: center;
    letter-spacing: 0.05em;
}

.about-description {
    font-size: 1.4rem;
    line-height: 2.2;
    color: var(--sumi-gray);
    margin-bottom: 2rem;
    text-align: center;
}

.highlight {
    color: var(--shu-red);
    font-weight: 700;
    background: linear-gradient(transparent 70%, rgba(199, 62, 58, 0.2) 70%);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--kinpaku-gold);
}

.feature-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(199, 62, 58, 0.1));
    border-radius: 50%;
    color: var(--kinpaku-gold);
    font-size: 2.6rem;
}

.feature-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 1.2rem;
}

.feature-text {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    line-height: 2;
}

/* ==========================================
   Evidenceセクション
   ========================================== */

.evidence {
    background: var(--washi-cream);
}

.evidence-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.evidence-card {
    text-align: center;
    padding: 3rem 2rem;
    background: white;
    border: 2px solid var(--kinpaku-gold);
    border-radius: 8px;
    transition: var(--transition);
}

.evidence-card:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.3);
}

.evidence-number {
    font-family: var(--font-serif);
    font-size: 4rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 1rem;
}

.evidence-number span {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--sumi-black);
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: var(--sumi-black);
    background-clip: unset;
}

.evidence-label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--sumi-black);
    margin-bottom: 1rem;
}

.evidence-text {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    line-height: 2.0;
}

/* Evidence Detail Section */
.evidence-detail-section {
    padding: 5rem 0;
    background: linear-gradient(to bottom, var(--washi-beige), white);
}

.evidence-detail {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    border-left: 4px solid var(--kinpaku-gold);
    border-radius: 8px;
}

.detail-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 2rem;
    text-align: center;
}

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

.detail-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.detail-icon {
    width: 50px;
    height: 50px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(199, 62, 58, 0.1));
    border-radius: 8px;
    color: var(--kinpaku-gold);
    font-size: 1.5rem;
}

.detail-info h4 {
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.detail-info p {
    font-size: 1.25rem;
    color: var(--sumi-gray);
    line-height: 2.0;
}

/* ==========================================
   Methodセクション（6つの収入源タブ）
   ========================================== */

.method {
    background: var(--washi-white);
}

.method-intro {
    max-width: 800px;
    margin: 0 auto 4rem;
}

.method-description {
    font-size: 1.4rem;
    line-height: 2;
    color: var(--sumi-gray);
    text-align: center;
}

/* タブナビゲーション */
.income-tabs {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.income-tab {
    background: white;
    border: 2px solid rgba(212, 175, 55, 0.3);
    border-radius: 12px;
    padding: 1.8rem 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    text-align: center;
}

.income-tab:hover {
    border-color: var(--kinpaku-gold);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

.income-tab.active {
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    border-color: var(--kinpaku-gold);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.4);
}

.income-tab.active .tab-icon,
.income-tab.active .tab-title,
.income-tab.active .tab-badge {
    color: white;
}

.tab-icon {
    font-size: 2.5rem;
    color: var(--kinpaku-gold);
    transition: color 0.3s ease;
}

.tab-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--sumi-black);
}

.tab-badge {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--shu-red);
}

/* タブコンテンツ */
.income-tab-content {
    display: none;
}

.income-tab-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 収入カード */
.income-card {
    background: white;
    border: 3px solid var(--kinpaku-gold);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.1);
}

.income-header {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(199, 62, 58, 0.05));
    padding: 2.5rem;
    border-bottom: 2px solid var(--kinpaku-gold);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.income-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--sumi-black);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.income-title i {
    color: var(--kinpaku-gold);
    font-size: 2.2rem;
}

.income-difficulty {
    padding: 0.6rem 1.5rem;
    border-radius: 20px;
    font-size: 1.2rem;
    font-weight: 700;
}

.income-difficulty.easy {
    background: #06c755;
    color: white;
}

.income-difficulty.medium {
    background: #f4a261;
    color: white;
}

.income-difficulty.advanced {
    background: var(--shu-red);
    color: white;
}

.income-body {
    padding: 2rem;
}

/* ハイライト統計 */
.income-highlight {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-bottom: 2rem;
    padding: 2rem;
    background: var(--washi-cream);
    border-radius: 12px;
    border: 2px solid rgba(212, 175, 55, 0.2);
}

.highlight-item {
    text-align: center;
    min-width: 200px;
}

.highlight-label {
    display: block;
    font-size: 1.2rem;
    color: var(--sumi-gray);
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.highlight-value {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--kinpaku-gold);
}

/* 説明セクション */
.income-description {
    font-size: 1.3rem;
    color: var(--sumi-gray);
    line-height: 2;
}

.income-description h4 {
    font-family: var(--font-serif);
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin: 2rem 0 1.2rem;
    padding-left: 1rem;
    border-left: 4px solid var(--kinpaku-gold);
}

.income-description p {
    margin-bottom: 1.5rem;
}

.income-list {
    list-style: none;
    margin: 1.5rem 0;
}

.income-list li {
    font-size: 1.3rem;
    color: var(--sumi-gray);
    padding: 1rem 0;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
    line-height: 1.8;
}

.income-list li i {
    color: var(--kinpaku-gold);
    font-size: 1.4rem;
    flex-shrink: 0;
}

/* ==========================================
   Benefitsセクション
   ========================================== */

.benefits {
    background: var(--washi-cream);
}

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

.benefit-card {
    padding: 2.5rem;
    background: white;
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-5px);
    border-color: var(--kinpaku-gold);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(199, 62, 58, 0.1));
    border-radius: 50%;
    color: var(--kinpaku-gold);
    font-size: 2.5rem;
}

.benefit-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 1rem;
}

.benefit-text {
    font-size: 1.25rem;
    color: var(--sumi-gray);
    line-height: 2.0;
}

/* ==========================================
   Pricingセクション
   ========================================== */

.pricing {
    background: var(--washi-white);
}

.pricing-intro {
    max-width: 700px;
    margin: 0 auto 4rem;
}

.pricing-description {
    font-size: 1.1rem;
    line-height: 2;
    color: var(--sumi-gray);
    text-align: center;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    max-width: 1100px;
    margin: 0 auto 3rem;
}

.pricing-card {
    background: white;
    border: 2px solid rgba(212, 175, 55, 0.3);
    border-radius: 8px;
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.pricing-card.recommended {
    border-color: var(--kinpaku-gold);
    border-width: 3px;
    box-shadow: 0 10px 40px rgba(212, 175, 55, 0.3);
}

.recommended-badge {
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.pricing-header {
    text-align: center;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    margin-bottom: 1.5rem;
}

.plan-name {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 0.8rem;
}

.plan-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(212, 175, 55, 0.1);
    color: var(--kinpaku-gold);
    border-radius: 20px;
    font-size: 1.15rem;
    font-weight: 600;
}

.plan-badge.discount {
    background: linear-gradient(135deg, rgba(199, 62, 58, 0.1), rgba(212, 175, 55, 0.1));
    color: var(--shu-red);
}

.pricing-body {
    text-align: center;
}

.price {
    margin-bottom: 0.5rem;
}

.price-value {
    font-family: var(--font-serif);
    font-size: 4.5rem;
    font-weight: 900;
    color: var(--kinpaku-gold);
    line-height: 1;
}

.price-unit {
    font-size: 1.6rem;
    color: var(--sumi-gray);
    font-weight: 500;
}

.price-period {
    font-size: 1.3rem;
}

.price-note {
    font-size: 1.1rem;
    color: var(--shu-red);
    margin-bottom: 2rem;
    font-weight: 500;
    line-height: 1.8;
}

.plan-features {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.plan-features li {
    padding: 1.2rem 0;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.3rem;
    color: var(--sumi-gray);
}

.plan-features i {
    color: var(--kinpaku-gold);
    font-size: 1.4rem;
}

.plan-cta {
    display: block;
    width: 100%;
    padding: 1.8rem;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
}

.plan-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
}

.pricing-guarantee {
    max-width: 700px;
    margin: 0 auto;
    padding: 2.5rem;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.05), rgba(199, 62, 58, 0.05));
    border: 2px solid var(--kinpaku-gold);
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.guarantee-icon {
    font-size: 4rem;
    color: var(--kinpaku-gold);
    flex-shrink: 0;
}

.guarantee-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 0.8rem;
}

.guarantee-text {
    font-size: 1.3rem;
    color: var(--sumi-gray);
    line-height: 2.0;
}

/* ==========================================
   Testimonialsセクション
   ========================================== */

.testimonials {
    background: var(--washi-cream);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    padding: 2.5rem;
    background: white;
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

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

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
}

.testimonial-name {
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 0.3rem;
}

.testimonial-meta {
    font-size: 1.15rem;
    color: var(--sumi-gray);
}

.testimonial-rating {
    margin-bottom: 1.5rem;
    color: var(--kinpaku-gold);
}

.testimonial-text {
    font-size: 1.3rem;
    color: var(--sumi-gray);
    line-height: 2.0;
}

/* ==========================================
   FAQセクション
   ========================================== */

.faq {
    background: var(--washi-white);
}

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

.faq-item {
    background: white;
    border: 1px solid rgba(212, 175, 55, 0.2);
    border-radius: 8px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 2rem 2.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    text-align: left;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--sumi-black);
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: rgba(212, 175, 55, 0.05);
}

.faq-question i {
    color: var(--kinpaku-gold);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.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: 0 2.5rem 2rem;
    font-size: 1.3rem;
    color: var(--sumi-gray);
    line-height: 2.2;
}

/* ==========================================
   CTAセクション
   ========================================== */

.cta {
    background: linear-gradient(135deg, var(--sumi-black), var(--sumi-gray));
    color: white;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(0deg, rgba(212, 175, 55, 0.03) 0px, rgba(212, 175, 55, 0.03) 1px, transparent 1px, transparent 40px),
        repeating-linear-gradient(90deg, rgba(212, 175, 55, 0.03) 0px, rgba(212, 175, 55, 0.03) 1px, transparent 1px, transparent 40px);
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.cta-text {
    font-size: 1.2rem;
    line-height: 2;
    margin-bottom: 2rem;
    opacity: 1.0;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.btn-cta-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.5rem 3rem;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    color: white;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 4px;
    box-shadow: 0 10px 40px rgba(212, 175, 55, 0.4);
    transition: var(--transition);
}

.btn-cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(212, 175, 55, 0.5);
}

/* LINEボタン（50-60代向け大きめサイズ） */
.btn-cta-line {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.5rem 3rem;
    background: #06c755;
    color: white;
    font-size: 1.2rem;
    font-weight: 700;
    border-radius: 4px;
    box-shadow: 0 10px 40px rgba(6, 199, 85, 0.4);
    transition: var(--transition);
    text-decoration: none;
}

.btn-cta-line:hover {
    background: #05b04b;
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(6, 199, 85, 0.5);
}

.btn-cta-line i {
    font-size: 1.5rem;
}

.cta-guarantee {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--kinpaku-gold);
    font-size: 1.25rem;
    font-weight: 600;
}

.cta-guarantee i {
    font-size: 1.2rem;
}

/* ==========================================
   成功事例セクション（Success Stories）
   ========================================== */

.success-stories {
    background: var(--washi-white);
}

.success-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    margin-bottom: 2.5rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.success-card {
    background: white;
    border: 2px solid rgba(212, 175, 55, 0.3);
    border-radius: 12px;
    padding: 2.5rem;
    transition: var(--transition);
}

.success-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
    border-color: var(--kinpaku-gold);
}

.success-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid rgba(212, 175, 55, 0.2);
}

.success-profile {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.profile-avatar {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    overflow: hidden;
    border: 3px solid var(--kinpaku-gold);
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.profile-name {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 0.5rem;
}

.profile-meta {
    font-size: 1.2rem;
    color: var(--sumi-gray);
}

.success-badge {
    background: var(--shu-red);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 20px;
    font-size: 1.1rem;
    font-weight: 700;
    white-space: nowrap;
}

.success-timeline {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.timeline-item {
    background: rgba(212, 175, 55, 0.05);
    padding: 1.5rem;
    border-radius: 8px;
    border: 2px solid rgba(212, 175, 55, 0.2);
}

.timeline-item.after {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(199, 62, 58, 0.05));
    border-color: var(--kinpaku-gold);
}

.timeline-label {
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--kinpaku-gold);
    margin-bottom: 1rem;
    text-align: center;
}

.timeline-stat {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    margin-bottom: 0.8rem;
    line-height: 1.8;
}

.timeline-stat strong {
    color: var(--sumi-black);
    font-weight: 700;
    white-space: nowrap;
}

.timeline-stat.highlight strong {
    color: var(--shu-red);
    font-size: 1.4rem;
    white-space: nowrap;
}

.timeline-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--kinpaku-gold);
    font-size: 2rem;
}

.success-comment {
    background: var(--washi-cream);
    padding: 1.8rem;
    border-radius: 8px;
    border-left: 4px solid var(--kinpaku-gold);
}

.comment-icon {
    color: var(--kinpaku-gold);
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
}

.comment-text {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    line-height: 2;
    font-style: italic;
}

.success-stats-summary {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(199, 62, 58, 0.05));
    padding: 3.5rem;
    border-radius: 12px;
    border: 2px solid var(--kinpaku-gold);
}

.summary-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--sumi-black);
    text-align: center;
    margin-bottom: 2.5rem;
    white-space: nowrap;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    max-width: 800px;
    margin: 0 auto;
}

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

.summary-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.2rem;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
}

.summary-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 900;
    color: var(--kinpaku-gold);
    margin-bottom: 0.5rem;
}

.summary-label {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    font-weight: 600;
}

/* ==========================================
   初心者セクション（Beginner Friendly）
   ========================================== */

.beginner {
    background: var(--washi-cream);
}

.step-process {
    margin-bottom: 2.5rem;
}

.step-process-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.step-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    justify-content: center;
}

.step-arrow-horizontal {
    font-size: 2rem;
    color: var(--kinpaku-gold);
    flex-shrink: 0;
}

.step-arrow-vertical {
    text-align: center;
    font-size: 2rem;
    color: var(--kinpaku-gold);
    margin: 0.5rem 0;
}

.step-card {
    background: white;
    padding: 1.8rem 1rem 0.8rem;
    border-radius: 12px;
    border: 2px solid rgba(212, 175, 55, 0.3);
    position: relative;
    transition: var(--transition);
    flex: 1;
    max-width: 400px;
}

.step-card:hover {
    transform: translateX(10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--kinpaku-gold);
}

.step-card.highlight {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(199, 62, 58, 0.05));
    border-color: var(--kinpaku-gold);
    border-width: 3px;
}

.step-number-circle {
    position: absolute;
    top: 15px;
    left: 15px;
    width: 45px;
    height: 45px;
    background: var(--shu-red);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(199, 62, 58, 0.4);
}

.step-number-circle.gold {
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
}

.step-num {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 900;
    color: white;
}

.step-icon {
    width: 55px;
    height: 55px;
    margin: 0.3rem auto 0.8rem;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.2), rgba(199, 62, 58, 0.1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--kinpaku-gold);
    font-size: 1.8rem;
}

.step-icon-number {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--kinpaku-gold);
}

.step-title {
    font-family: var(--font-serif);
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--sumi-black);
    text-align: center;
    margin-bottom: 0.5rem;
}

.step-duration {
    text-align: center;
    font-size: 1.05rem;
    color: var(--shu-red);
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.step-list {
    list-style: none;
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 0.8rem 1.5rem;
}

.step-card .step-list {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
}

.step-list li {
    font-size: 1.05rem;
    color: var(--sumi-gray);
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    line-height: 1.5;
}

.step-list li i {
    color: var(--kinpaku-gold);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-arrow {
    text-align: center;
    font-size: 2rem;
    color: var(--kinpaku-gold);
    margin: 0.5rem 0;
}

.support-features {
    background: white;
    padding: 3.5rem;
    border-radius: 12px;
    border: 2px solid rgba(212, 175, 55, 0.3);
    margin-bottom: 2rem;
}

.support-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--sumi-black);
    text-align: center;
    margin-bottom: 2.5rem;
    white-space: nowrap;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

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

.support-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.2rem;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
}

.support-item h4 {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--sumi-black);
    margin-bottom: 1rem;
}

.support-item p {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    line-height: 2;
}

.concern-answers {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.05), rgba(199, 62, 58, 0.02));
    padding: 3.5rem;
    border-radius: 12px;
}

.concern-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--sumi-black);
    text-align: center;
    margin-bottom: 2.5rem;
}

.concern-grid {
    display: grid;
    gap: 2rem;
}

.concern-item {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    border: 2px solid rgba(212, 175, 55, 0.2);
}

.concern-question {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--shu-red);
    margin-bottom: 1.2rem;
}

.concern-question i {
    font-size: 1.8rem;
    flex-shrink: 0;
}

.concern-answer {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.concern-answer i {
    color: var(--kinpaku-gold);
    font-size: 1.6rem;
    flex-shrink: 0;
    margin-top: 0.3rem;
}

.concern-answer p {
    font-size: 1.3rem;
    color: var(--sumi-gray);
    line-height: 2;
}

.concern-answer strong {
    color: var(--sumi-black);
    font-weight: 700;
}

/* ==========================================
   選ばれる理由セクション（Why Choose Us）
   ========================================== */

.why-us {
    background: var(--washi-white);
}

.strengths-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}

.strength-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    border: 2px solid rgba(212, 175, 55, 0.3);
    position: relative;
    transition: var(--transition);
}

.strength-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
    border-color: var(--kinpaku-gold);
}

.strength-number {
    position: absolute;
    top: -15px;
    right: 20px;
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 900;
    color: rgba(212, 175, 55, 0.2);
}

.strength-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
}

.strength-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--sumi-black);
    text-align: center;
    margin-bottom: 1.2rem;
}

.strength-description {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    line-height: 2;
    margin-bottom: 1.5rem;
    text-align: center;
}

.strength-description strong {
    color: var(--shu-red);
    font-weight: 700;
}

.strength-points {
    list-style: none;
}

.strength-points li {
    font-size: 1.2rem;
    color: var(--sumi-gray);
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.strength-points li i {
    color: var(--kinpaku-gold);
    font-size: 1.3rem;
}

.comparison-section {
    margin-bottom: 2.5rem;
}

.comparison-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--sumi-black);
    text-align: center;
    margin-bottom: 2.5rem;
}

.comparison-table-wrapper {
    overflow-x: auto;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    font-size: 1.2rem;
}

.comparison-table thead {
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
}

.comparison-table th {
    padding: 1.8rem;
    color: white;
    font-weight: 700;
    text-align: center;
    font-size: 1.4rem;
}

.table-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    font-size: 1.5rem;
}

.table-badge i {
    font-size: 1.8rem;
}

.comparison-table td {
    padding: 1.8rem;
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
}

.feature-name {
    font-weight: 700;
    color: var(--sumi-black);
    font-size: 1.3rem;
}

.feature-name i {
    color: var(--kinpaku-gold);
    margin-right: 0.8rem;
    font-size: 1.4rem;
}

.us-value {
    background: rgba(212, 175, 55, 0.05);
    text-align: center;
}

.check-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    color: var(--kinpaku-gold);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.check-mark i {
    font-size: 1.8rem;
}

.cross-mark {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    color: #999;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.cross-mark i {
    font-size: 1.6rem;
}

.detail-text {
    font-size: 1.1rem;
    color: var(--sumi-gray);
    line-height: 1.8;
}

.trust-indicators {
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(199, 62, 58, 0.05));
    padding: 3.5rem;
    border-radius: 12px;
    border: 2px solid var(--kinpaku-gold);
}

.trust-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--sumi-black);
    text-align: center;
    margin-bottom: 2.5rem;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
}

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

.trust-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.2rem;
    background: linear-gradient(135deg, var(--kinpaku-gold), var(--shu-red));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
}

.trust-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 900;
    color: var(--kinpaku-gold);
    margin-bottom: 0.5rem;
}

.trust-label {
    font-size: 1.3rem;
    color: var(--sumi-black);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.trust-note {
    font-size: 1.1rem;
    color: var(--sumi-gray);
}

/* ==========================================
   フッター
   ========================================== */

.footer {
    background: var(--sumi-black);
    color: white;
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 4rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.footer-logo .logo-kanji {
    color: white;
}

.footer-logo .logo-sub {
    color: var(--kinpaku-gold);
}

.footer-tagline {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
}

.footer-links {
    display: flex;
    gap: 4rem;
    flex-wrap: wrap;
}

.footer-column {
    min-width: 150px;
}

.footer-heading {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--kinpaku-gold);
    margin-bottom: 1rem;
}

.footer-menu {
    list-style: none;
}

.footer-menu li {
    margin-bottom: 0.7rem;
}

.footer-menu a {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    transition: var(--transition);
}

.footer-menu a:hover {
    color: var(--kinpaku-gold);
    padding-left: 0.5rem;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
    text-align: center;
    color: rgba(255, 255, 255, 0.75);
    font-size: 1.2rem;
}

/* ==========================================
   レスポンシブデザイン
   ========================================== */

@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--washi-cream);
        flex-direction: column;
        padding: 6rem 2rem;
        gap: 1.5rem;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        right: 0;
    }

    .hamburger {
        display: flex;
        z-index: 1001;
    }

    body {
        font-size: 17px;
    }

    .hero-title {
        font-size: 2.8rem;
    }

    .title-main {
        font-size: 1.7rem;
    }

    .title-emphasis {
        font-size: 3.3rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }

    .stat-divider {
        display: none;
    }

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

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-cta-primary,
    .btn-cta-line {
        width: 100%;
        justify-content: center;
    }

    .section-number {
        font-size: 3rem;
    }

    .title-ja {
        font-size: 2.3rem;
    }

    /* 収入源タブ */
    .income-tabs {
        grid-template-columns: repeat(2, 1fr);
    }

    .income-highlight {
        flex-direction: column;
        gap: 1.5rem;
    }

    .income-header {
        flex-direction: column;
        align-items: flex-start;
    }

    /* 成功事例 */
    .success-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .success-card {
        padding: 1.5rem;
    }

    .success-header {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 1.5rem;
        padding-bottom: 1rem;
    }

    .success-profile {
        width: 100%;
    }

    .success-badge {
        align-self: flex-start;
    }

    .success-timeline {
        grid-template-columns: 1fr;
        gap: 0.8rem;
    }

    .timeline-item {
        padding: 1.2rem;
    }

    .timeline-arrow {
        transform: rotate(90deg);
        margin: 0.3rem 0;
        font-size: 1.5rem;
    }

    .timeline-stat {
        font-size: 1.1rem;
        margin-bottom: 0.6rem;
    }

    .success-comment {
        padding: 1.2rem;
    }

    .comment-text {
        font-size: 1.1rem;
        line-height: 1.8;
    }

    .summary-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }

    /* 初心者セクション */
    .support-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    /* 選ばれる理由 */
    .strengths-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .strength-card {
        padding: 1.5rem;
    }

    .comparison-table {
        font-size: 0.95rem;
        display: block;
        overflow-x: auto;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 0.8rem 0.5rem;
        font-size: 0.95rem;
    }

    .comparison-table th {
        font-size: 0.9rem;
    }

    .trust-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }

    .trust-card {
        padding: 1.2rem;
    }

    /* FAQ */
    .faq-question {
        padding: 1.2rem 1.5rem;
        font-size: 1.2rem;
        gap: 1rem;
    }

    .faq-answer p {
        padding: 0 1.5rem 1.2rem;
        font-size: 1.1rem;
        line-height: 1.9;
    }

    /* 初心者セクション - ステップカード */
    .step-row {
        flex-direction: column;
        gap: 1rem;
    }

    .step-arrow-horizontal {
        transform: rotate(90deg);
        margin: 0.5rem 0;
    }

    .step-arrow-vertical {
        display: none;
    }

    .step-list {
        grid-template-columns: 1fr 1fr;
        gap: 0.8rem 1.2rem;
    }

    .step-card {
        padding: 2rem 1.2rem 1rem;
        max-width: 100%;
    }

    /* サポート機能 */
    .support-features {
        padding: 2rem;
    }

    .support-item {
        padding: 1.2rem;
    }

    /* 価格セクション */
    .pricing-card {
        padding: 2rem 1.5rem;
    }

    .pricing-guarantee {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    /* CTAセクション */
    .cta-title {
        font-size: 2.3rem;
    }

    .cta-content {
        padding: 2rem 1.5rem;
    }

    /* フッター */
    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }

    /* セクション全般のパディング調整 */
    section {
        padding: 3rem 1.5rem;
    }

    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 16px;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .title-emphasis {
        font-size: 2.8rem;
    }

    .stat-value {
        font-size: 2.5rem;
    }

    .evidence-number {
        font-size: 3.5rem;
    }

    .price-value {
        font-size: 3rem;
    }

    .btn-primary,
    .btn-secondary {
        padding: 1.5rem 2.5rem;
        font-size: 1.3rem;
    }

    /* 成功事例 */
    .success-card {
        padding: 1.2rem;
    }

    .success-header {
        margin-bottom: 1.2rem;
        padding-bottom: 0.8rem;
    }

    .profile-avatar {
        width: 60px;
        height: 60px;
    }

    .profile-name {
        font-size: 1.3rem;
    }

    .profile-meta {
        font-size: 1.05rem;
    }

    .success-badge {
        font-size: 0.95rem;
        padding: 0.5rem 1rem;
    }

    .timeline-item {
        padding: 1rem;
    }

    .timeline-stat {
        font-size: 1.05rem;
        margin-bottom: 0.5rem;
    }

    .success-comment {
        padding: 1rem;
    }

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

    .summary-grid,
    .trust-grid {
        grid-template-columns: 1fr;
    }

    /* 選ばれる理由 */
    .strength-card {
        padding: 1.2rem;
    }

    .comparison-table {
        font-size: 0.9rem;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 0.7rem 0.4rem;
        font-size: 0.9rem;
    }

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

    .strength-description {
        font-size: 1.05rem;
    }

    /* FAQ */
    .faq-question {
        padding: 1rem 1.2rem;
        font-size: 1.1rem;
    }

    .faq-answer p {
        padding: 0 1.2rem 1rem;
        font-size: 1.05rem;
        line-height: 1.8;
    }

    /* ステップカード */
    .step-card {
        padding: 1.8rem 1rem 0.8rem;
    }

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

    .step-list {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .step-list li {
        font-size: 1.1rem;
    }

    /* セクション全般 */
    section {
        padding: 2.5rem 1rem;
    }

    .section-description {
        font-size: 1.1rem;
    }

    /* 収入源タブ（小型モバイル最適化） */
    .income-tabs {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .income-tab {
        padding: 1.5rem 1rem;
    }

    .tab-title {
        font-size: 1.3rem;
    }

    .tab-badge {
        font-size: 1rem;
    }

    .income-title {
        font-size: 1.6rem;
    }

    .highlight-label {
        font-size: 1rem;
    }

    .highlight-value {
        font-size: 1.8rem;
    }

    .income-method-item {
        font-size: 1.2rem;
        padding: 1.2rem;
    }

    .income-support-card {
        padding: 1.5rem;
    }
}