/* 
  Colors and Typography 
  "オーガニック", "温もり", "安心・安全" のトーン
*/

:root {
    --color-bg: #f9f7f4;
    --color-bg-light: #ffffff;
    --color-text: #45403c;
    --color-accent: #a3b18a; /* 温かみのある若草色 */
    --color-accent-hover: #8ba072;
    --color-highlight: #e9c46a; /* 温かいイエロー */
    --color-border: #e6e2db;
    --font-heading: 'Kiwi Maru', serif;
    --font-body: 'Zen Maru Gothic', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.8;
    background-image: url('data:image/svg+xml;utf8,<svg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"><filter id="noise"><feTurbulence type="fractalNoise" baseFrequency="0.8" numOctaves="4" stitchTiles="stitch"/></filter><rect width="100" height="100" filter="url(%23noise)" opacity="0.05"/></svg>');
    /* ↑ 和紙のような微かなテクスチャ */
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.4;
}

/* Base Layout */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--color-bg-light);
}

.section-title {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--color-text);
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
    border-radius: 2px;
}

.section-title.text-left::after {
    left: 0;
    transform: none;
}

.section-title.text-left {
    text-align: left;
}

.section-desc {
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.1rem;
}

/* Animations */
.section-fade {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.section-fade.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 1. Hero Section */
.hero {
    padding: 60px 0 100px;
    background: linear-gradient(to bottom, #fdfbf7, var(--color-bg));
}

.hero-container {
    display: flex;
    align-items: center;
    gap: 40px;
}

.hero-text {
    flex: 1;
}

.hero-sub {
    font-size: 1.1rem;
    color: var(--color-accent);
    margin-bottom: 10px;
    font-weight: bold;
}

.hero-title {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--color-text);
}

.hero-desc {
    font-size: 1.2rem;
}

.hero-img-wrapper {
    flex: 1;
    position: relative;
}

.hero-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

/* 2. Problem Section */
.problem-list {
    max-width: 700px;
    margin: 0 auto 30px;
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    border: 1px solid var(--color-border);
}

.problem-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    font-size: 1.1rem;
    font-weight: 500;
}

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

.check-icon {
    color: #e63946;
    font-weight: bold;
    font-size: 1.2rem;
}

.problem-conclusion {
    text-align: center;
    font-size: 1.2rem;
    line-height: 1.8;
}

.problem-conclusion span {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--color-accent);
    font-weight: bold;
    display: block;
    margin-top: 10px;
}

/* 3. Solution */
.solution-card {
    background: var(--color-bg-light);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(163, 177, 138, 0.15);
    border: 2px solid var(--color-accent);
}

.solution-card h3 {
    font-size: 1.5rem;
    color: var(--color-accent);
    margin-bottom: 20px;
}

/* 4. Product Section */
.product-container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.product-img-wrapper {
    flex: 1;
}

.product-img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.product-text {
    flex: 1;
}

.product-name {
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 20px;
    display: inline-block;
    background: linear-gradient(transparent 70%, rgba(233, 196, 106, 0.4) 70%);
}

.feature-list {
    list-style: none;
    margin-top: 20px;
}

.feature-list li {
    margin-bottom: 15px;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* 5. Reason Section */
.reason-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.reason-card {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    position: relative;
    transition: transform 0.3s ease;
}

.reason-card:hover {
    transform: translateY(-5px);
}

.reason-icon {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--color-accent);
    opacity: 0.3;
    position: absolute;
    top: 20px;
    left: 20px;
    line-height: 1;
}

.reason-card h4 {
    font-size: 1.2rem;
    margin: 20px 0 15px;
    position: relative;
    z-index: 1;
}

/* 6. Results */
.results-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 40px;
}

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

.stat-number {
    font-family: var(--font-heading);
    font-size: 4rem;
    color: #e63946;
    font-weight: bold;
    line-height: 1;
    margin-bottom: 10px;
}

.stat-number .unit {
    font-size: 1.5rem;
    color: var(--color-text);
}

.stat-label {
    font-weight: bold;
}

/* 7. FAQ */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 10px;
    margin-bottom: 20px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.02);
}

.faq-q {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--color-accent);
    margin-bottom: 15px;
    position: relative;
    padding-left: 10px;
    border-left: 4px solid var(--color-accent);
}

.faq-a {
    padding-left: 14px;
}

/* 8. Offer */
.offer {
    background: var(--color-accent);
    color: white;
    text-align: center;
}

.offer .section-title {
    color: white;
}

.offer .section-title::after {
    background: white;
}

.offer-desc {
    font-size: 1.2rem;
    margin-bottom: 40px;
}

.pricing-cards {
    display: flex;
    justify-content: center;
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.price-card {
    background: white;
    color: var(--color-text);
    border-radius: 15px;
    padding: 40px 30px;
    flex: 1;
    position: relative;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
}

.price-card h4 {
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.price {
    font-size: 2.5rem;
    font-family: var(--font-heading);
    font-weight: bold;
    color: var(--color-accent);
    margin-bottom: 15px;
}

.price .tax {
    font-size: 1rem;
    color: #999;
}

.price-strike {
    text-decoration: line-through;
    color: #999;
    font-size: 1.1rem;
}

.price-card.highlight {
    border: 3px solid var(--color-highlight);
    transform: scale(1.05);
}

.plan-btn-wrapper {
    margin-top: auto;
    text-align: center;
    padding-top: 25px;
}

.plan-btn {
    display: inline-block;
    background-color: var(--color-text);
    color: white;
    text-decoration: none;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.plan-btn:hover {
    transform: translateY(-2px);
    background-color: #2c2825;
}

.plan-btn.highlight-btn {
    background-color: var(--color-accent);
}

.plan-btn.highlight-btn:hover {
    background-color: var(--color-accent-hover);
}

.badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-highlight);
    color: var(--color-text);
    padding: 5px 20px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9rem;
}

/* 9. Reviews */
.review-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.review-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}

.review-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--color-bg);
}

.review-comment {
    font-style: italic;
    margin-bottom: 15px;
}

.review-author {
    font-size: 0.9rem;
    color: #777;
    font-weight: 500;
}

/* 10. CTA */
.cta {
    text-align: center;
    padding: 100px 0;
    background: linear-gradient(to bottom, var(--color-bg), var(--color-bg-light));
}

.cta-title {
    font-size: 2.5rem;
    color: var(--color-text);
    margin-bottom: 20px;
    line-height: 1.4;
}

.cta-desc {
    font-size: 1.2rem;
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-block;
    background-color: #e63946;
    color: white;
    text-decoration: none;
    padding: 20px 40px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    box-shadow: 0 10px 20px rgba(230, 57, 70, 0.3);
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(230, 57, 70, 0.4);
    background-color: #d62d3a;
}

.cta-highlight {
    background-color: var(--color-accent);
    box-shadow: 0 10px 20px rgba(163, 177, 138, 0.4);
}

.cta-highlight:hover {
    background-color: var(--color-accent-hover);
    box-shadow: 0 15px 25px rgba(163, 177, 138, 0.5);
}

.cta-sub {
    font-size: 0.9rem;
    font-weight: normal;
    display: block;
    margin-top: 5px;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

.footer {
    text-align: center;
    padding: 30px 0;
    background: var(--color-text);
    color: white;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-container, .product-container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title.text-left {
        text-align: center;
    }
    .section-title.text-left::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .reason-grid, .review-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-cards {
        flex-direction: column;
        gap: 40px;
    }
    
    .price-card.highlight {
        transform: none;
    }
    
    .cta-title {
        font-size: 1.8rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
}