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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    flex: 1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 20px;
    gap: 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2563eb;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.25rem;
    flex: 1;
    justify-content: center;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #2563eb;
}

.lang-switcher {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #f3f4f6;
    color: #333;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    transition: background-color 0.3s, color 0.3s;
}

.lang-switcher:hover {
    background-color: #2563eb;
    color: #fff;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 8rem 0 6rem;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: #fff;
    color: #667eea;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.hero-note {
    margin-top: 1.5rem;
    font-size: 0.95rem;
    opacity: 0.9;
    font-style: italic;
}

/* Sections */
.section {
    padding: 5rem 0;
}

.section h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #1f2937;
}

.section p {
    font-size: 1.125rem;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 1.5rem;
    color: #6b7280;
}

.about-bullets {
    max-width: 800px;
    margin: 2rem auto 0;
}

.about-bullets ul {
    list-style: none;
    padding: 0;
}

.about-bullets ul li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    font-size: 1.05rem;
    color: #4b5563;
    line-height: 1.8;
    text-align: left;
}

.about-bullets ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #2563eb;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Services Section */
.services {
    background-color: #f9fafb;
}

.section-lead {
    font-size: 1.05rem;
    line-height: 1.9;
    color: #4b5563;
    max-width: 900px;
    margin: 0 auto 2rem;
    text-align: center;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.service-card p {
    text-align: left;
    margin: 0;
}

.service-list {
    list-style: none;
    padding: 0;
    margin-top: 1.5rem;
}

.service-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    color: #4b5563;
    line-height: 1.7;
}

.service-list li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.services-note {
    max-width: 900px;
    margin: 2.5rem auto 0;
    padding: 1.5rem;
    background-color: #fff;
    border-radius: 8px;
    font-size: 0.95rem;
    color: #6b7280;
    line-height: 1.8;
    text-align: left;
}

/* Company Info Section */
.company-info {
    background-color: #fff;
}

.company-content {
    max-width: 1000px;
    margin: 3rem auto 0;
    display: grid;
    grid-template-columns: 1fr 220px;
    gap: 3rem;
    align-items: end;
}

.info-table {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    overflow: hidden;
}

.company-mascot {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 1rem;
}

.company-mascot img {
    width: 300px;
    height: 350px;
    object-fit: cover;
    transition: transform 0.3s, box-shadow 0.3s;
}

.company-mascot img:hover {
    transform: translateY(-5px);
}

.info-row {
    display: grid;
    grid-template-columns: 200px 1fr;
    border-bottom: 1px solid #e5e7eb;
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    background-color: #f9fafb;
    padding: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    border-right: 1px solid #e5e7eb;
}

.info-value {
    padding: 1.5rem;
    color: #6b7280;
    line-height: 1.8;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 5rem 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #fff;
}

.cta-section p {
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    color: #fff;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    word-break: keep-all;
    overflow-wrap: break-word;
}

.cta-button-secondary {
    display: inline-block;
    padding: 1rem 3rem;
    background-color: #fff;
    color: #667eea;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.125rem;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* Contact Page */
.contact-page {
    padding: 5rem 0;
    background-color: #f9fafb;
    min-height: calc(100vh - 200px);
}

.contact-page h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
    color: #1f2937;
}

.page-description {
    font-size: 1.125rem;
    text-align: center;
    color: #6b7280;
    margin-bottom: 3rem;
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    overflow: hidden;
}

.form-container iframe {
    width: 100%;
    min-height: 800px;
    border: none;
}

.contact-note {
    max-width: 800px;
    margin: 2rem auto 0;
    text-align: center;
    color: #6b7280;
    font-size: 0.9rem;
}

.contact-note a {
    color: #2563eb;
    text-decoration: none;
}

.contact-note a:hover {
    text-decoration: underline;
}

/* Privacy Page */
.privacy-page {
    padding: 5rem 0;
    background-color: #fff;
    min-height: calc(100vh - 200px);
}

.privacy-page h1 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    color: #1f2937;
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-content > p {
    margin-bottom: 2rem;
    color: #6b7280;
    line-height: 1.8;
}

.privacy-section {
    margin-bottom: 3rem;
}

.privacy-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.privacy-section p {
    color: #6b7280;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.privacy-section ul {
    list-style: none;
    padding-left: 1.5rem;
    color: #6b7280;
}

.privacy-section ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

.privacy-section ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #2563eb;
    font-weight: bold;
}

.privacy-section a {
    color: #2563eb;
    text-decoration: none;
}

.privacy-section a:hover {
    text-decoration: underline;
}

/* Pains Section */
.pains {
    background-color: #f9fafb;
}

.pains-list {
    max-width: 800px;
    margin: 2rem auto 0;
    list-style: none;
    padding: 0;
}

.pains-list li {
    position: relative;
    padding: 1rem 1rem 1rem 3rem;
    margin-bottom: 0.75rem;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    font-size: 1.05rem;
    color: #4b5563;
    line-height: 1.7;
}

.pains-list li::before {
    content: "?";
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background-color: #667eea;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.875rem;
}

/* Process Section */
.process {
    background-color: #fff;
}

.process-steps {
    max-width: 800px;
    margin: 2rem auto 0;
    padding: 0;
    list-style: none;
    counter-reset: step;
}

.process-steps li {
    position: relative;
    padding: 1.25rem 1.25rem 1.25rem 4rem;
    margin-bottom: 1rem;
    background-color: #f9fafb;
    border-radius: 8px;
    font-size: 1.05rem;
    color: #4b5563;
    line-height: 1.7;
    counter-increment: step;
}

.process-steps li::before {
    content: counter(step);
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1rem;
}

.process-steps li strong {
    color: #1f2937;
}

/* Trust Section */
.trust {
    background-color: #f9fafb;
}

.trust p {
    text-align: center;
    color: #6b7280;
    margin-bottom: 1.5rem;
}

.trust ul {
    max-width: 600px;
    margin: 0 auto;
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

.trust ul li a {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    color: #2563eb;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

.trust ul li a:hover {
    background-color: #2563eb;
    color: #fff;
    border-color: #2563eb;
}

/* Trust Mini (Hero) */
.trust-mini {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    opacity: 0.9;
}

.trust-mini a {
    color: #fff;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.trust-mini a:hover {
    opacity: 0.8;
}

/* Footer */
footer {
    background-color: #1f2937;
    color: #fff;
    text-align: center;
    padding: 2rem 0;
}

.footer-links {
    margin-bottom: 1rem;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    font-size: 0.9rem;
    margin: 0 1rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #fff;
}

footer p {
    color: #9ca3af;
    margin: 0;
    white-space: nowrap;
}

.logo a {
    color: inherit;
    text-decoration: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    nav {
        gap: 1rem;
    }

    .logo {
        font-size: 1.25rem;
    }

    .nav-links {
        gap: 0.25rem 0.5rem;
        font-size: 0.65rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .lang-switcher {
        width: 35px;
        height: 35px;
        font-size: 0.8rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .section h2 {
        font-size: 2rem;
    }

    .service-grid {
        grid-template-columns: 1fr;
    }

    .company-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .company-mascot {
        padding-top: 0;
    }

    .company-mascot img {
        width: 160px;
        height: 200px;
    }

    .info-row {
        grid-template-columns: 1fr;
    }

    .info-label {
        border-right: none;
        border-bottom: 1px solid #e5e7eb;
        padding: 1rem;
    }

    .info-value {
        padding: 1rem;
    }

    .contact-page h1,
    .privacy-page h1 {
        font-size: 2rem;
    }

    .form-container iframe {
        min-height: 600px;
    }

    .privacy-section h2 {
        font-size: 1.25rem;
    }

    .footer-links a {
        margin: 0 0.5rem;
        font-size: 0.85rem;
    }

    .cta-section {
        padding: 3rem 0;
    }

    .cta-section h2 {
        font-size: 1.75rem;
    }

    .cta-section p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .cta-button-secondary {
        padding: 0.875rem 2rem;
        font-size: 1rem;
    }

    .hero-note {
        font-size: 0.85rem;
    }

    .about-bullets ul li {
        font-size: 0.95rem;
        padding-left: 1.5rem;
    }

    .section-lead {
        font-size: 0.95rem;
    }

    .service-list li {
        font-size: 0.875rem;
    }

    .services-note {
        font-size: 0.875rem;
        padding: 1rem;
    }

    .pains-list li {
        font-size: 0.95rem;
        padding: 0.875rem 0.875rem 0.875rem 2.5rem;
    }

    .pains-list li::before {
        left: 0.75rem;
        width: 20px;
        height: 20px;
        font-size: 0.75rem;
    }

    .process-steps li {
        font-size: 0.95rem;
        padding: 1rem 1rem 1rem 3.5rem;
    }

    .process-steps li::before {
        width: 28px;
        height: 28px;
        font-size: 0.875rem;
    }

    .trust ul {
        flex-direction: column;
        align-items: center;
    }

    .trust ul li a {
        padding: 0.625rem 1.25rem;
        font-size: 0.9rem;
    }

    .trust-mini {
        font-size: 0.8rem;
    }
}