/* ==========================================
   SwipeLP Landing Page Styles
   Modern, Vibrant, and Fun Design
   ========================================== */

/* CSS Variables */
:root {
    /* Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #a855f7;
    --accent-color: #ec4899;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    
    /* Typography */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-heading: 'Poppins', 'Noto Sans JP', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: #1f2937;
    background-color: #ffffff;
    overflow-x: hidden;
}

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

/* ==========================================
   Typography
   ========================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: #111827;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--spacing-md);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-brand i {
    font-size: 1.75rem;
}

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

.nav-menu a {
    text-decoration: none;
    color: #4b5563;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-menu a:hover {
    color: var(--primary-color);
}
/* PC表示ではメニュー内のCTAボタンを非表示 */
.nav-menu-cta {
    display: none;
}


/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

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

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

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

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

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

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

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

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

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn-xlarge {
    padding: 20px 60px;
    font-size: 20px;
    font-weight: 700;
    border-radius: 12px;
    margin-top: 20px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.btn-xlarge:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.btn-large-main {
    padding: 18px 40px;
    font-size: 18px;
    font-weight: 700;
}

/* ==========================================
   Hero Section
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0.1;
}

.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.1;
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    top: 60%;
    right: 15%;
    animation-delay: -7s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    bottom: 10%;
    left: 50%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(10deg);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #6b7280;
    margin-bottom: var(--spacing-lg);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.875rem;
    color: #6b7280;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.phone-frame {
    width: 300px;
    height: 600px;
    background: #1f2937;
    border-radius: 2.5rem;
    padding: 1rem;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 0.75rem;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 25px;
    background: #111827;
    border-radius: 1rem;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 2rem;
    overflow: hidden;
    position: relative;
}

.swipe-demo {
    width: 100%;
    height: 100%;
    position: relative;
}

.swipe-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.5s ease;
}

.swipe-slide.active {
    opacity: 1;
    transform: translateX(0);
}

.slide-content {
    text-align: center;
    color: white;
}

.slide-content i {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.slide-content h3 {
    color: white;
    font-size: 1.5rem;
}

.swipe-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    font-size: 0.875rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

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

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

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

.section-subtitle {
    font-size: 1.25rem;
    color: #6b7280;
    max-width: 700px;
    margin: 0 auto;
}

/* ==========================================
   Features Section
   ========================================== */
.features {
    background: #f9fafb;
}

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

.feature-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: #6b7280;
    line-height: 1.6;
}

/* ==========================================
   Analytics Section
   ========================================== */
.analytics {
    background: white;
}

.analytics-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.analytics-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.analytics-feature {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: #f9fafb;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.analytics-feature:hover {
    background: white;
    box-shadow: var(--shadow-md);
}

.analytics-feature-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-accent);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.analytics-feature-icon i {
    font-size: 1.5rem;
    color: white;
}

.analytics-feature-content h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.analytics-feature-content p {
    color: #6b7280;
    font-size: 0.875rem;
}

/* Dashboard Mockup */
.dashboard-mockup {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-md);
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid #e5e7eb;
    margin-bottom: var(--spacing-md);
}

.dashboard-title {
    font-size: 1.25rem;
    font-weight: 700;
}

.dashboard-period {
    font-size: 0.875rem;
    color: #6b7280;
    padding: 0.5rem 1rem;
    background: #f3f4f6;
    border-radius: var(--radius-sm);
}

.dashboard-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.metric-card {
    padding: var(--spacing-md);
    background: #f9fafb;
    border-radius: var(--radius-md);
}

.metric-label {
    font-size: 0.875rem;
    color: #6b7280;
    margin-bottom: 0.5rem;
}

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: #111827;
    margin-bottom: 0.5rem;
}

.metric-change {
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.metric-change.positive {
    color: #10b981;
}

/* Dashboard Chart */
.dashboard-chart {
    padding: var(--spacing-md);
    background: #f9fafb;
    border-radius: var(--radius-md);
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 200px;
    gap: var(--spacing-sm);
}

.chart-bar {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    position: relative;
}

.bar-fill {
    width: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    animation: growBar 1s ease-out forwards;
    transform-origin: bottom;
}

@keyframes growBar {
    from {
        transform: scaleY(0);
    }
    to {
        transform: scaleY(1);
    }
}

.bar-label {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: #6b7280;
}

/* ==========================================
   Pricing Section
   ========================================== */
.pricing {
    background: #f9fafb;
}

/* メインプラン */
.main-pricing {
    display: flex;
    justify-content: center;
    margin-bottom: 80px;
}

.pricing-card-main {
    background: white;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
    max-width: 600px;
    width: 100%;
    overflow: hidden;
    border: 3px solid transparent;
    background-image: linear-gradient(white, white), 
                      linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-origin: border-box;
    background-clip: padding-box, border-box;
}

.pricing-badge-main {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    padding: 12px;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 1px;
}

.pricing-header-main {
    text-align: center;
    padding: 40px 40px 30px;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
}

.pricing-title-main {
    font-size: 28px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 25px;
    line-height: 1.4;
}

.pricing-price-main {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
    margin-bottom: 10px;
}

.price-currency-main {
    font-size: 32px;
    font-weight: 700;
    color: #667eea;
}

.price-amount-main {
    font-size: 64px;
    font-weight: 900;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.price-period-main {
    font-size: 24px;
    color: #718096;
    font-weight: 600;
}

.pricing-description-main {
    color: #718096;
    font-size: 16px;
}

.pricing-content-main {
    padding: 40px;
}

.pricing-features-section {
    margin-bottom: 35px;
}

.features-section-title {
    font-size: 18px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.features-section-title i {
    color: #667eea;
    font-size: 20px;
}

.pricing-features-main {
    list-style: none;
    padding: 0;
    margin: 0;
}

.pricing-features-main li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 16px;
    color: #4a5568;
    border-bottom: 1px solid #e2e8f0;
}

.pricing-features-main li:last-child {
    border-bottom: none;
}

.pricing-features-main li i {
    color: #667eea;
    font-size: 18px;
    flex-shrink: 0;
}

/* オプションセクション */
.options-section {
    margin-top: 60px;
}

.options-header {
    text-align: center;
    margin-bottom: 50px;
    padding: 30px;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    border-radius: 16px;
}

.options-title {
    font-size: 32px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.options-title i {
    color: #667eea;
}

.options-subtitle {
    font-size: 18px;
    color: #718096;
    margin: 0;
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.option-card {
    background: white;
    border-radius: 16px;
    padding: 35px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid #e2e8f0;
}

.option-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
    border-color: #667eea;
}

.option-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: white;
}

.option-title {
    font-size: 22px;
    font-weight: 700;
    color: #2d3748;
    text-align: center;
    margin-bottom: 20px;
    line-height: 1.4;
}

.option-price {
    text-align: center;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 2px solid #e2e8f0;
}

.option-amount {
    font-size: 42px;
    font-weight: 900;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.option-period {
    font-size: 18px;
    color: #718096;
    font-weight: 600;
}

.option-amount-small {
    font-size: 32px;
    font-weight: 900;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.option-features {
    list-style: none;
    padding: 0;
    margin: 0 0 25px 0;
}

.option-features li {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid #e2e8f0;
}

.option-features li:last-child {
    border-bottom: none;
}

.option-features li i {
    color: #667eea;
    font-size: 20px;
    margin-top: 3px;
    flex-shrink: 0;
}

.option-features li div {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.option-features li strong {
    font-size: 16px;
    font-weight: 700;
    color: #2d3748;
}

.option-features li span {
    font-size: 14px;
    color: #718096;
}

.option-note {
    background: #f7fafc;
    padding: 15px;
    border-radius: 8px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: #4a5568;
}

.option-note i {
    color: #667eea;
    margin-top: 2px;
    flex-shrink: 0;
}

.pricing-footer {
    text-align: center;
    margin-top: 50px;
    padding: 25px;
    background: #f7fafc;
    border-radius: 12px;
}

.pricing-footer p {
    margin: 0;
    font-size: 16px;
    color: #4a5568;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.pricing-footer i {
    color: #667eea;
    font-size: 18px;
}

/* ==========================================
   Trial Section
   ========================================== */
.trial {
    background: white;
}

/* Trial Section - Single Plan */
.trial-single {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 0;
}

.trial-card-large {
    background: white;
    border-radius: 24px;
    padding: 60px 80px;
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.15);
    text-align: center;
    max-width: 700px;
    width: 100%;
    position: relative;
    border: 2px solid transparent;
    background-image: linear-gradient(white, white), 
                      linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    display: flex;              /* この行を追加 */
    flex-direction: column;     /* この行を追加 */
    align-items: center;        /* この行を追加 */
}


.trial-icon-large {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    font-size: 48px;
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.trial-title-large {
    font-size: 32px;
    font-weight: 700;
    color: #2d3748;
    margin-bottom: 20px;
}

.trial-period-large {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
}

.trial-days-large {
    font-size: 56px;
    font-weight: 900;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.trial-text-large {
    font-size: 28px;
    font-weight: 700;
    color: #667eea;
}

.trial-description-large {
    font-size: 18px;
    color: #4a5568;
    line-height: 1.8;
    margin-bottom: 40px;
}

.trial-features-large {
    list-style: none;
    padding: 0;
    margin: 40px 0;
    text-align: left;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.trial-features-large li {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    font-size: 16px;
    color: #2d3748;
    border-bottom: 1px solid #e2e8f0;
}

.trial-features-large li:last-child {
    border-bottom: none;
}

.trial-features-large li i {
    color: #667eea;
    font-size: 20px;
    flex-shrink: 0;
}

.trial-note {
    margin-top: 30px;
    padding: 20px;
    background: #f7fafc;
    border-radius: 12px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    text-align: left;
}

.trial-note i {
    color: #667eea;
    font-size: 18px;
    margin-top: 2px;
    flex-shrink: 0;
}

.trial-note span {
    font-size: 14px;
    color: #718096;
    line-height: 1.6;
}

/* ==========================================
   CTA Section
   ========================================== */
.cta {
    position: relative;
    padding: var(--spacing-xl) 0;
    overflow: hidden;
}

.cta-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.cta-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.cta-title {
    font-size: 3rem;
    color: white;
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
}

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

.cta-guarantee {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: 1rem;
    opacity: 0.9;
}

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

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: #111827;
    color: #9ca3af;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}
/* .footer-links の追加 */
.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;  /* 2カラムに */
    gap: var(--spacing-lg);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--spacing-sm);
}

.footer-logo i {
    font-size: 1.75rem;
    color: var(--primary-color);
}

.footer-description {
    color: #9ca3af;
}

.footer-column h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

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

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column ul li a {
    color: #9ca3af;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-column ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid #374151;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-visual {
        margin-top: var(--spacing-lg);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .analytics-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .options-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    .hero-title {
        margin-top: 3rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .pricing-card-main {
        margin: 0 20px;
    }
    
    .pricing-title-main {
        font-size: 24px;
    }
    
    .price-amount-main {
        font-size: 48px;
    }
    
    .options-title {
        font-size: 24px;
        flex-direction: column;
        gap: 10px;
    }
    
    .options-subtitle {
        font-size: 16px;
    }
    
    .option-card {
        padding: 25px;
    }
    
    .trial-card-large {
        padding: 40px 30px;
    }
    
    .trial-icon-large {
        width: 80px;
        height: 80px;
        font-size: 36px;
    }
    
    .trial-title-large {
        font-size: 24px;
    }
    
    .trial-days-large {
        font-size: 42px;
    }
    
    .trial-text-large {
        font-size: 20px;
    }
    
    .trial-description-large {
        font-size: 16px;
    }
    
    .btn-xlarge {
        padding: 16px 40px;
        font-size: 16px;
    }
    
    .trial-features-large li {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .phone-frame {
        width: 250px;
        height: 500px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .dashboard-metrics {
        grid-template-columns: 1fr;
    }
    
    .pricing-card-main {
        margin: 0 10px;
    }
    
    .pricing-header-main {
        padding: 30px 20px 20px;
    }
    
    .pricing-content-main {
        padding: 30px 20px;
    }
    
    .pricing-title-main {
        font-size: 20px;
    }
    
    .price-amount-main {
        font-size: 42px;
    }
    
    .option-amount {
        font-size: 36px;
    }
    
    .trial-card-large {
        padding: 30px 20px;
    }
    
    .trial-days-large {
        font-size: 36px;
    }
    
    .trial-text-large {
        font-size: 18px;
    }
    
    .btn-xlarge {
        width: 100%;
        justify-content: center;
        padding: 16px 30px;
        font-size: 16px;
    }
}
/* ==========================================
   FAQ Section
   ========================================== */
.faq {
    background: white;
}

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

.faq-item {
    background: #f9fafb;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    margin-bottom: 1rem;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.faq-item:last-child {
    margin-bottom: 0;
}

.faq-item:hover {
    background: white;
    box-shadow: var(--shadow-md);
    border-color: #667eea;
}

.faq-question {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.faq-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    flex-shrink: 0;
}

.faq-icon i {
    font-size: 1.125rem;
    color: white;
}

.faq-question h3 {
    font-size: 1.0625rem;
    color: #2d3748;
    line-height: 1.5;
    margin: 0;
    padding-top: 0.375rem;
    font-weight: 600;
}

.faq-answer {
    padding-left: 52px;
}

.faq-answer p {
    color: #4a5568;
    font-size: 0.9375rem;
    line-height: 1.6;
    margin: 0;
}

/* FAQ Section - Responsive */
@media (max-width: 768px) {
    .faq-item {
        padding: 1.25rem;
        margin-bottom: 0.875rem;
    }
    
    .faq-question {
        gap: 0.875rem;
    }
    
    .faq-icon {
        width: 32px;
        height: 32px;
    }
    
    .faq-icon i {
        font-size: 1rem;
    }
    
    .faq-question h3 {
        font-size: 1rem;
        padding-top: 0.25rem;
    }
    
    .faq-answer {
        padding-left: 0;
        margin-top: 0.625rem;
    }
    
    .faq-answer p {
        font-size: 0.875rem;
        line-height: 1.5;
    }
}

@media (max-width: 480px) {
    .faq-item {
        padding: 1rem;
        margin-bottom: 0.75rem;
    }
    
    .faq-question h3 {
        font-size: 0.9375rem;
    }
    
    .faq-answer p {
        font-size: 0.8125rem;
    }
}

/* ==========================================
   Animations
   ========================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Scroll Reveal Animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}
/* ハンバーガーメニューボタン */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* スマホ版メニュー */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        display: flex;
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: white;
        flex-direction: column;
        padding: 80px 30px 30px;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
        z-index: 1000;
        gap: 0;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        width: 100%;
        margin-bottom: 0;
        border-bottom: 1px solid #e5e7eb;
    }
    
    .nav-menu li a {
        display: block;
        padding: 15px 0;
        font-size: 16px;
        color: #4b5563;  
    }
    
    .nav-menu-cta {
        display: block;  /* この行を追加 */
        border-bottom: none;
        margin-top: 20px;
    }
    
    .nav-menu-cta .btn {
        width: 100%;
        justify-content: center;
        color: white !important;
        display: flex;  /* この行を追加 */
    }
    
    /* PC用のCTAボタンを非表示 */
    .nav-cta-desktop {
        display: none;
    }
}