:root {
    --primary-color: #1c2d3d;
    --primary-light: #2c3e50;
    --accent-color: #c49a62;
    --accent-hover: #b38953;
    --bg-warm: #fbfaf7;
    --bg-white: #ffffff;
    --text-dark: #2d3748;
    --text-light: #718096;
    --border-color: #e2e8f0;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Noto Sans JP', sans-serif;
    background-color: var(--bg-warm);
    color: var(--text-dark);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 10px 20px;
    z-index: 9999;
    transition: top 0.2s;
}
.skip-link:focus {
    top: 0;
    outline: 2px solid var(--accent-color);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    border: 0;
}

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

header {
    background-color: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}
.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.35rem;
}
.logo-area img {
    width: 40px;
    height: 40px;
}
.nav-menu {
    display: flex;
    gap: 25px;
    list-style: none;
    align-items: center;
}
.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}
.nav-menu a:hover {
    color: var(--accent-color);
}
.nav-cta {
    background-color: var(--primary-color);
    color: white !important;
    padding: 8px 18px;
    border-radius: 4px;
}
.nav-cta:hover {
    background-color: var(--accent-color);
}
.burger-menu {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: var(--bg-white);
    border-bottom: 2px solid var(--border-color);
    padding: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    z-index: 999;
}
.mobile-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.mobile-nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 1.1rem;
    font-weight: 500;
    display: block;
}

.wave-decoration {
    width: 100%;
    height: 40px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M0,60 C150,110 350,10 500,60 C650,110 850,10 1000,60 C1150,110 1350,10 1500,60 L1500,120 L0,120 Z" fill="%23fbfaf7"/></svg>');
    background-size: cover;
}

.hero {
    background-color: var(--primary-color);
    color: white;
    padding: 80px 20px;
    position: relative;
    overflow: hidden;
}
.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}
.hero-text h1 {
    font-size: 2.5rem;
    line-height: 1.4;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--bg-white);
}
.hero-text p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: #cbd5e0;
}
.hero-buttons {
    display: flex;
    gap: 15px;
}
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-weight: 700;
    text-decoration: none;
    border-radius: 4px;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    transition: var(--transition);
}
.btn-primary {
    background-color: var(--accent-color);
    color: var(--primary-color);
}
.btn-primary:hover {
    background-color: var(--accent-hover);
    color: white;
}
.btn-secondary {
    background-color: transparent;
    border: 2px solid white;
    color: white;
}
.btn-secondary:hover {
    background-color: white;
    color: var(--primary-color);
}
.hero-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    object-fit: cover;
    max-height: 400px;
}

.stats {
    background-color: var(--bg-white);
    padding: 60px 20px;
    text-align: center;
}
.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}
.stat-item h3 {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}
.stat-item p {
    font-size: 0.95rem;
    color: var(--text-light);
}

.how-it-works {
    padding: 80px 20px;
    background-color: var(--bg-warm);
    text-align: center;
}
.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 50px;
}
.steps-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}
.step-card {
    background-color: var(--bg-white);
    padding: 30px 20px;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.02);
    position: relative;
    border-top: 4px solid var(--accent-color);
}
.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-color);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}
.step-card i {
    font-size: 2rem;
    color: var(--primary-color);
    margin: 15px 0;
}
.step-card h4 {
    margin-bottom: 10px;
    color: var(--primary-color);
}

.trust-block {
    padding: 80px 20px;
    background-color: var(--bg-white);
}
.trust-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}
.trust-text h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}
.trust-text p {
    margin-bottom: 20px;
    color: var(--text-light);
}
.trust-list {
    list-style: none;
}
.trust-list li {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}
.trust-list i {
    color: var(--accent-color);
    font-size: 1.25rem;
    margin-top: 4px;
}

.services-section {
    padding: 80px 20px;
    background-color: var(--bg-warm);
}
.services-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.service-box {
    background-color: var(--bg-white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
}
.service-box img {
    width: 100%;
    height: 240px;
    object-fit: cover;
}
.service-info {
    padding: 30px;
}
.service-info h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
    font-size: 1.35rem;
}
.service-info p {
    color: var(--text-light);
    margin-bottom: 20px;
}

.asymmetric-block {
    padding: 80px 20px;
    background-color: var(--bg-white);
}
.asymmetric-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 4fr 6fr;
    gap: 50px;
    align-items: center;
}
.asym-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.1);
    object-fit: cover;
}
.asym-content h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.pricing {
    padding: 80px 20px;
    background-color: var(--bg-warm);
}
.pricing-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: stretch;
}
.price-card {
    background-color: var(--bg-white);
    border-radius: 8px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.02);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: 1px solid var(--border-color);
}
.price-card.featured {
    border: 3px solid var(--accent-color);
    position: relative;
    transform: scale(1.03);
    box-shadow: 0 15px 35px rgba(0,0,0,0.08);
}
.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--accent-color);
    color: white;
    padding: 4px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
}
.price-tier {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
}
.price-val {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 25px;
}
.price-features {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
}
.price-features li {
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: var(--text-dark);
}
.price-features i {
    color: var(--accent-color);
    margin-right: 8px;
}

.form-section {
    padding: 80px 20px;
    background-color: var(--primary-color);
    color: white;
}
.form-container {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--bg-white);
    color: var(--text-dark);
    padding: 50px;
    border-radius: 10px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.15);
}
.form-container h2 {
    text-align: center;
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--primary-color);
}
.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
    font-size: 0.95rem;
}
.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    background-color: #f7fafc;
    font-family: inherit;
}
.form-control:focus {
    border-color: var(--accent-color);
    background-color: white;
}
.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 25px;
}
.checkbox-group input {
    margin-top: 5px;
}
.checkbox-group label {
    font-weight: 400;
    font-size: 0.85rem;
}
.checkbox-group a {
    color: var(--accent-color);
    text-decoration: underline;
}

.trust-layer {
    background-color: #edf2f7;
    padding: 40px 20px;
    border-top: 1px solid var(--border-color);
}
.trust-layer-container {
    max-width: 1200px;
    margin: 0 auto;
    font-size: 0.85rem;
    color: var(--text-light);
    line-height: 1.6;
}
.trust-layer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}
.trust-layer-disclaimer p {
    margin-bottom: 10px;
}
.trust-layer-info {
    background-color: var(--bg-white);
    padding: 20px;
    border-radius: 6px;
    border-left: 4px solid var(--accent-color);
}

footer {
    background-color: var(--primary-color);
    color: white;
    padding: 60px 20px 20px 20px;
}
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    padding-bottom: 40px;
}
.footer-about h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--accent-color);
}
.footer-links h4, .footer-legal h4 {
    margin-bottom: 15px;
    font-size: 1.05rem;
    color: white;
}
.footer-links ul, .footer-legal ul {
    list-style: none;
}
.footer-links li, .footer-legal li {
    margin-bottom: 10px;
}
.footer-links a, .footer-legal a {
    color: #cbd5e0;
    text-decoration: none;
    font-size: 0.9rem;
}
.footer-links a:hover, .footer-legal a:hover {
    color: var(--accent-color);
}
.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 20px;
    text-align: center;
    font-size: 0.8rem;
    color: #a0aec0;
}

.accordion {
    max-width: 800px;
    margin: 0 auto;
}
.accordion-item {
    background-color: var(--bg-white);
    border-radius: 4px;
    margin-bottom: 15px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.02);
}
.accordion-header {
    width: 100%;
    padding: 20px;
    text-align: left;
    background: none;
    border: none;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.accordion-header::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--accent-color);
}
.accordion-header.active::after {
    content: '−';
}
.accordion-content {
    display: none;
    padding: 0 20px 20px 20px;
    color: var(--text-light);
    border-top: 1px solid var(--border-color);
}

.contact-grid {
    max-width: 1200px;
    margin: 40px auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 0 20px;
}
.contact-map iframe {
    width: 100%;
    height: 450px;
    border: none;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

.cookie-banner {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    background-color: var(--primary-color);
    color: white;
    padding: 20px 30px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    z-index: 9999;
    display: none;
}
.cookie-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}
.cookie-text p {
    font-size: 0.9rem;
    line-height: 1.5;
}
.cookie-text a {
    color: var(--accent-color);
    text-decoration: underline;
}
.cookie-buttons {
    display: flex;
    gap: 10px;
}
.cookie-btn {
    padding: 8px 20px;
    border: none;
    border-radius: 4px;
    font-weight: 700;
    cursor: pointer;
    font-size: 0.85rem;
    transition: var(--transition);
}
.cookie-btn-accept {
    background-color: var(--accent-color);
    color: var(--primary-color);
}
.cookie-btn-accept:hover {
    background-color: var(--accent-hover);
}
.cookie-btn-deny {
    background-color: transparent;
    border: 1px solid white;
    color: white;
}
.cookie-btn-deny:hover {
    background-color: rgba(255,255,255,0.1);
}

@media (max-width: 992px) {
    .hero-container, .pricing-grid, .steps-grid, .services-grid, .asymmetric-container, .contact-grid {
        grid-template-columns: 1fr;
    }
    .pricing-grid {
        gap: 40px;
    }
    .price-card.featured {
        transform: scale(1);
    }
    .asymmetric-container {
        gap: 30px;
    }
}
@media (max-width: 768px) {
    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }
    .nav-menu {
        display: none;
    }
    .burger-menu {
        display: block;
    }
    .form-container {
        padding: 30px 20px;
    }
    .trust-layer-grid, .footer-container {
        grid-template-columns: 1fr;
    }
    .cookie-container {
        flex-direction: column;
        align-items: stretch;
    }
}