@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Noto+Sans+JP:wght@300;400;500;600;700&display=swap');

:root {
    --primary-teal: #0d4f4f;
    --secondary-teal: #1a7a7a;
    --electric-cyan: #00e5ff;
    --deep-cyan: #008c9e;
    --dark-bg: #0a0f0f;
    --darker-bg: #050808;
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    --accent-glow: rgba(0, 229, 255, 0.3);
    --gradient-primary: linear-gradient(135deg, var(--primary-teal) 0%, var(--secondary-teal) 50%, var(--deep-cyan) 100%);
    --gradient-hero: linear-gradient(180deg, var(--dark-bg) 0%, var(--primary-teal) 100%);
    --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.02) 100%);
    --shadow-glow: 0 0 40px rgba(0, 229, 255, 0.15);
    --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', 'Inter', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

strong, b, p {
    color: inherit;
}

.h1, .h2, .h3, .h4, .h5, .h6, h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
}

a {
    color: var(--electric-cyan);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--electric-cyan);
    filter: brightness(1.2);
}

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 48px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-medium);
    white-space: nowrap;
    min-height: 56px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.btn-primary {
    background: var(--electric-cyan);
    color: var(--dark-bg);
    box-shadow: 0 4px 24px rgba(0, 229, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 40px rgba(0, 229, 255, 0.5);
    background: #00f0ff;
}

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

.btn-secondary:hover {
    background: var(--electric-cyan);
    color: var(--dark-bg);
    box-shadow: var(--shadow-glow);
}

.btn-large {
    padding: 20px 48px;
    font-size: 1.125rem;
}

.card {
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition-medium);
}

.card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 229, 255, 0.3);
    box-shadow: var(--shadow-glow);
}

.card h3, .card h4 {
    color: var(--text-primary);
}

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

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-secondary);
}

.input-group input,
.input-group textarea,
.input-group select {
    width: 100%;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-fast);
}

.input-group input:focus,
.input-group textarea:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--electric-cyan);
    box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1);
}

.input-group input::placeholder,
.input-group textarea::placeholder {
    color: var(--text-muted);
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-medium);
}

.header.scrolled {
    background: rgba(10, 15, 15, 0.95);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    border-bottom: 1px solid var(--card-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    position: relative;
    padding: 8px 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--electric-cyan);
    transition: width var(--transition-medium);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    width: 28px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-fast);
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--gradient-hero);
    overflow: hidden;
    padding-top: 80px;
}
.hero-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(10,15,15,0.9) 0%, rgba(10,15,15,0.7) 50%, rgba(10,15,15,0.95) 100%);
    pointer-events: none;
}

/* .hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(10,15,15,0.9) 0%, rgba(10,15,15,0.7) 50%, rgba(10,15,15,0.95) 100%);
    pointer-events: none;
} */

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(0, 229, 255, 0.1);
    border: 1px solid rgba(0, 229, 255, 0.2);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--electric-cyan);
    margin-bottom: 24px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
}

.hero-title span {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 48px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--card-border);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--electric-cyan);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.flow-animation {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.flow-line {
    position: absolute;
    width: 200%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--electric-cyan), transparent);
    opacity: 0.3;
    animation: flow 8s linear infinite;
}

.flow-line:nth-child(1) { top: 20%; animation-delay: 0s; }
.flow-line:nth-child(2) { top: 50%; animation-delay: 2s; }
.flow-line:nth-child(3) { top: 80%; animation-delay: 4s; }

@keyframes flow {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0%); }
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.service-card {
    position: relative;
    overflow: hidden;
}

.service-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 24px;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.service-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--electric-cyan);
    margin-bottom: 20px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.feature-card {
    text-align: center;
    padding: 40px 32px;
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: rgba(0, 229, 255, 0.1);
    border: 2px solid rgba(0, 229, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    transition: all var(--transition-medium);
}

.feature-card:hover .feature-icon {
    background: var(--electric-cyan);
    color: var(--dark-bg);
    box-shadow: var(--shadow-glow);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.team-card {
    text-align: center;
}

.team-avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    margin: 0 auto 24px;
    object-fit: cover;
    border: 4px solid var(--electric-cyan);
}

.team-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.team-role {
    color: var(--electric-cyan);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.team-bio {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 24px;
}

.testimonial-card {
    position: relative;
}

.testimonial-rating {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
    color: #ffd700;
}

.testimonial-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info {
    text-align: left;
}

.author-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.author-location {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.contact-section {
    background: var(--darker-bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: rgba(0, 229, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.contact-value {
    font-weight: 600;
    color: var(--text-primary);
}

.contact-form-card {
    padding: 48px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.map-container {
    width: 100%;
    height: 100%;
    min-height: 400px;
    border-radius: var(--radius-md);
    overflow: hidden;
}

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

.footer {
    background: var(--darker-bg);
    padding: 80px 0 40px;
    border-top: 1px solid var(--card-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 300px;
}

.footer-description {
    color: var(--text-muted);
    margin-top: 20px;
    font-size: 0.95rem;
}

.footer-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-link {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--electric-cyan);
}

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid var(--card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.cookie-consent-banner {
    position: fixed;
    bottom: 24px;
    left: 24px;
    right: 24px;
    max-width: 500px;
    background: var(--gradient-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    z-index: 9999;
    box-shadow: var(--shadow-card);
}

.cookie-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.cookie-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.cookie-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.cookie-btn {
    flex: 1;
    min-width: 120px;
    padding: 12px 20px;
    font-size: 0.9rem;
}

.accordion-item {
    border-bottom: 1px solid var(--card-border);
}

.accordion-header {
    width: 100%;
    padding: 24px 0;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    text-align: left;
}

.accordion-icon {
    width: 32px;
    height: 32px;
    background: rgba(0, 229, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    transition: all var(--transition-medium);
}

.accordion-item.active .accordion-icon {
    transform: rotate(45deg);
    background: var(--electric-cyan);
    color: var(--dark-bg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-medium);
}

.accordion-content-inner {
    padding-bottom: 24px;
    color: var(--text-secondary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-medium);
    display: flex;
    align-items: flex-end;
    padding: 24px;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-caption {
    color: var(--text-primary);
    font-weight: 600;
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--darker-bg);
        flex-direction: column;
        justify-content: center;
        gap: 32px;
        transition: right var(--transition-medium);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .mobile-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }
    
    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .contact-form-card {
        padding: 32px 24px;
    }
    
    .cookie-consent-banner {
        left: 16px;
        right: 16px;
        bottom: 16px;
    }
    
    .testimonials-slider {
        grid-template-columns: 1fr;
    }
}