:root {
    --primary-color: #0F172A;
    --secondary-color: #1E293B;
    --accent-color: #B45309;
    --accent-light: #F59E0B;
    --text-dark: #334155;
    --text-light: #64748B;
    --bg-light: #F8FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    --transition-speed: 0.3s;
}

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

body {
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-white);
    line-height: 1.8;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.4;
}

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

a:hover {
    color: var(--accent-light);
}

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

.skip-link {
    position: absolute;
    top: -100px;
    left: 0;
    background: var(--accent-color);
    color: var(--bg-white);
    padding: 10px 20px;
    z-index: 1000;
    font-weight: bold;
    transition: top var(--transition-speed);
}

.skip-link:focus {
    top: 0;
}

:focus-visible {
    outline: 3px solid var(--accent-light);
    outline-offset: 2px;
}

/* Header & Nav */
.header {
    background: var(--bg-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 99;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--primary-color);
}

.logo-icon {
    width: 32px;
    height: 32px;
}

.nav-menu {
    display: flex;
    gap: 25px;
    list-style: none;
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
}

.nav-link:hover {
    color: var(--accent-color);
}

.cta-button {
    background: var(--accent-color);
    color: var(--bg-white);
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: bold;
    transition: background var(--transition-speed);
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    background: var(--accent-light);
    color: var(--bg-white);
}

.burger {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--bg-light) 0%, #FFFFFF 100%);
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(245,158,11,0.05) 0%, transparent 70%);
    z-index: 1;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.hero-sub {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.hero-ctas {
    display: flex;
    gap: 15px;
}

.secondary-button {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: bold;
    transition: all var(--transition-speed);
}

.secondary-button:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

/* Stats Section */
.stats {
    padding: 50px 20px;
    background: var(--primary-color);
    color: var(--bg-white);
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item h3 {
    font-size: 2.5rem;
    color: var(--accent-light);
    margin-bottom: 5px;
}

/* How It Works */
.how-it-works {
    padding: 80px 20px;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.steps-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.step-card {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 8px;
    position: relative;
    border-top: 4px solid var(--accent-color);
}

.step-num {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2.5rem;
    font-weight: bold;
    color: rgba(0,0,0,0.05);
}

.step-card h4 {
    font-size: 1.25rem;
    margin-bottom: 15px;
    margin-top: 10px;
}

/* Trust Block */
.trust-block {
    padding: 60px 20px;
    background: var(--bg-light);
}

.trust-container {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--bg-white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
    border-left: 5px solid var(--accent-color);
}

/* Services */
.services-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 35px;
}

.service-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}

.service-img {
    height: 200px;
    object-fit: cover;
    width: 100%;
}

.service-body {
    padding: 25px;
}

.service-body h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

/* Asymmetric Block */
.asymmetric {
    padding: 80px 20px;
    background: var(--bg-white);
}

.asymmetric-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    align-items: center;
}

.asymmetric-img {
    border-radius: 12px;
    box-shadow: 0 12px 30px rgba(0,0,0,0.08);
}

.asymmetric-content h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

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

.bullet-list li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 15px;
}

.bullet-list li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--accent-light);
}

/* Pricing */
.pricing {
    padding: 80px 20px;
    background: var(--bg-light);
}

.pricing-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: stretch;
}

.price-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    display: flex;
    flex-direction: column;
}

.price-card.popular {
    border: 2px solid var(--accent-color);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transform: scale(1.03);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: var(--bg-white);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: bold;
}

.price-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.price-card .amount {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 25px;
}

.price-card .amount span {
    font-size: 1rem;
    color: var(--text-light);
}

.price-features {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
    flex-grow: 1;
}

.price-features li {
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: var(--text-dark);
}

/* Form Section */
.contact-form-section {
    padding: 80px 20px;
    background: var(--bg-white);
}

.form-container {
    max-width: 650px;
    margin: 0 auto;
    background: var(--bg-light);
    padding: 45px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    background: var(--bg-white);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checkbox-group input {
    margin-top: 5px;
}

.checkbox-label {
    font-size: 0.9rem;
    color: var(--text-light);
}

/* FAQ */
.faq-section {
    padding: 80px 20px;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
}

.faq-question {
    width: 100%;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--primary-color);
    padding: 10px 0;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    padding-bottom: 15px;
    color: var(--text-light);
    display: none;
}

.faq-answer.show {
    display: block;
}

/* Trust Layer (Global Footer Disclosure) */
.trust-layer {
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
    padding: 40px 20px;
}

.trust-layer-container {
    max-width: 1200px;
    margin: 0 auto;
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
}

.trust-layer-title {
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 15px;
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--bg-white);
    padding: 60px 20px 20px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    color: var(--bg-white);
    margin-bottom: 15px;
}

.footer-links h4 {
    color: var(--accent-light);
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #94A3B8;
}

.footer-links a:hover {
    color: var(--bg-white);
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 20px;
    text-align: center;
    font-size: 0.85rem;
    color: #94A3B8;
    max-width: 1200px;
    margin: 0 auto;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    max-width: 500px;
    background: var(--primary-color);
    color: var(--bg-white);
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    z-index: 1000;
    display: none;
}

.cookie-text {
    font-size: 0.9rem;
    margin-bottom: 15px;
    line-height: 1.5;
}

.cookie-buttons {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.cookie-btn {
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
    border: none;
}

.cookie-btn.accept {
    background: var(--accent-light);
    color: var(--primary-color);
}

.cookie-btn.decline {
    background: transparent;
    color: var(--bg-white);
    border: 1px solid #475569;
}

/* Contact page specifics */
.contact-grid {
    max-width: 1200px;
    margin: 40px auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.map-container {
    width: 100%;
    height: 450px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Utilities */
.text-center {
    text-align: center;
}

.mb-50 {
    margin-bottom: 50px;
}

/* Responsive Rules */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
    }
    .asymmetric-container {
        grid-template-columns: 1fr;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        padding: 20px;
        box-shadow: 0 4px 10px rgba(0,0,0,0.05);
        gap: 15px;
    }
    .nav-menu.show {
        display: flex;
    }
    .burger {
        display: block;
    }
    .hero-content h1 {
        font-size: 2.2rem;
    }
    .footer-container {
        grid-template-columns: 1fr;
    }
    .pricing-grid {
        gap: 40px;
    }
    .price-card.popular {
        transform: scale(1);
    }
}

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