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

:root {
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --secondary-color: #64748b;
    --accent-color: #0ea5e9;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

body {
    font-family: 'Segoe UI', 'Yu Gothic', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}

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

.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.3s ease-out;
}

.page-loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader-content {
    text-align: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 15px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes slowSlide {
    0% {
        transform: translate(-10%, -10%) scale(1.1);
    }
    50% {
        transform: translate(0%, 0%) scale(1.15);
    }
    100% {
        transform: translate(-10%, -10%) scale(1.1);
    }
}

.loader-text {
    color: var(--text-light);
    font-size: 14px;
}

.navbar {
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.brand-icon {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
}

.brand-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-light);
    font-size: 15px;
    font-weight: 500;
    transition: color 0.2s ease;
    position: relative;
}

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

.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -18px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary-color);
}

.hero {
    position: relative;
    color: white;
    padding: 120px 0;
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    background-image: url('/スクリーンショット_2025-12-20_3.26.47.png');
    background-size: cover;
    background-position: center;
    animation: slowSlide 20s ease-in-out infinite;
    z-index: 0;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
    line-height: 1.6;
    text-shadow: 1px 1px 6px rgba(0, 0, 0, 0.7);
}

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

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.2s ease;
    cursor: pointer;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--bg-white);
    border: 2px solid var(--bg-white);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--text-dark);
}

.features {
    padding: 100px 0;
    background-color: var(--bg-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    color: var(--primary-color);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.feature-description {
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.6;
}

.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 15px;
}

.cta-description {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.contact-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.contact-icon {
    width: 30px;
    height: 30px;
}

.contact-text {
    font-size: 24px;
    font-weight: 600;
}

.footer {
    background-color: var(--text-dark);
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section {
}

.footer-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.6;
}

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

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

.page-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.page-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 10px;
}

.page-subtitle {
    font-size: 18px;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.company-info {
    padding: 80px 0;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.info-item {
    padding: 25px;
    background: var(--bg-light);
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.info-item-full {
    grid-column: 1 / -1;
}

.info-label {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 8px;
    font-weight: 600;
}

.info-value {
    font-size: 16px;
    color: var(--text-dark);
    font-weight: 500;
}

.mission {
    padding: 80px 0;
    background-color: var(--bg-light);
}

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

.mission-text {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.services-detail {
    padding: 80px 0;
}

.service-block {
    margin-bottom: 60px;
    padding: 40px;
    background: var(--bg-light);
    border-radius: 12px;
}

.service-icon-large {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.service-icon-large svg {
    width: 100%;
    height: 100%;
}

.service-block-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.service-block-description {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.8;
}

.service-list {
    list-style: none;
    padding-left: 0;
}

.service-list li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-dark);
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 18px;
    width: 8px;
    height: 8px;
    background-color: var(--primary-color);
    border-radius: 50%;
}

.pricing-section {
    padding: 80px 0;
}

.pricing-intro {
    text-align: center;
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 60px;
    line-height: 1.8;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.pricing-card {
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 40px 30px;
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.pricing-card-featured {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 30px;
}

.pricing-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    color: var(--primary-color);
}

.pricing-icon svg {
    width: 100%;
    height: 100%;
}

.pricing-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.pricing-subtitle {
    font-size: 14px;
    color: var(--text-light);
}

.pricing-price {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.price-amount {
    font-size: 42px;
    font-weight: 700;
    color: var(--primary-color);
}

.price-period {
    font-size: 16px;
    color: var(--text-light);
}

.pricing-features {
    list-style: none;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--text-dark);
}

.check-icon {
    width: 20px;
    height: 20px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.pricing-note {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px;
    background: var(--bg-light);
    border-radius: 12px;
}

.note-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.note-list {
    list-style: none;
}

.note-list li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
}

.note-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 16px;
    width: 6px;
    height: 6px;
    background-color: var(--primary-color);
    border-radius: 50%;
}

.testimonials-section {
    padding: 80px 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.avatar-text {
    font-size: 20px;
    font-weight: 700;
    color: white;
}

.avatar-blue { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.avatar-green { background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%); }
.avatar-orange { background: linear-gradient(135deg, #ee0979 0%, #ff6a00 100%); }
.avatar-purple { background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%); }
.avatar-red { background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%); }
.avatar-teal { background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%); }

.testimonial-info {
}

.testimonial-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
}

.testimonial-company {
    font-size: 14px;
    color: var(--text-light);
}

.rating {
    display: flex;
    gap: 5px;
    margin-bottom: 15px;
}

.star-icon {
    width: 18px;
    height: 18px;
    color: #fbbf24;
}

.testimonial-text {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-dark);
}

@media (max-width: 768px) {
    .nav-menu {
        gap: 15px;
        font-size: 14px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .section-title {
        font-size: 28px;
    }

    .features-grid,
    .pricing-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .page-title {
        font-size: 32px;
    }

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

    .hero-buttons {
        flex-direction: column;
    }
}