:root {
            --primary-red: #d32f2f;
            --primary-blue: #1976d2;
            --dark-blue: #0d47a1;
            --light-gray: #f5f5f5;
            --medium-gray: #e0e0e0;
            --dark-gray: #424242;
            --white: #ffffff;
        }

        html[lang="ja"], html[lang="es"], html[lang="fr"], html[lang="de"], html[lang="it"], body {
    font-family: 'Segoe UI', 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Yu Gothic',  'Meiryo UI', sans-serif;
    line-height: 1.7;
}

html[lang="fr"] h1,
html[lang="fr"] h2,
html[lang="fr"] h3,
html[lang="fr"] h4,
html[lang="fr"] h5,
html[lang="fr"] h6,
html[lang="it"] h1,
html[lang="it"] h2,
html[lang="it"] h3,
html[lang="it"] h4,
html[lang="it"] h5,
html[lang="it"] h6,
html[lang="de"] h1,
html[lang="de"] h2,
html[lang="de"] h3,
html[lang="de"] h4,
html[lang="de"] h5,
html[lang="de"] h6,
html[lang="ja"] h1,
html[lang="es"] h2,
html[lang="es"] h3,
html[lang="es"] h4,
html[lang="es"] h5,
html[lang="es"] h6,
html[lang="ja"] h2,
html[lang="ja"] h3,
html[lang="ja"] h4,
html[lang="ja"] h5,
html[lang="ja"] h6 {
    font-weight: 600;
    letter-spacing: 0.02em;
}
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            line-height: 1.6;
            color: var(--dark-gray);
            background-color: var(--white);
        }
        
        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        /* Header Styles */
        header {
    background-color: transparent;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.4s ease;
}

header.scrolled {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-container {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    transition: all 0.4s ease;
}

header.scrolled .header-container {
    padding: 15px 0;
}

.logo {
    display: flex;
    align-items: center;
}

.logo h1{
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-blue);
    margin-left: 10px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.logo .blue {
    color: var(--primary-red);
}

.logo img {
    width: 250px;
    height: auto;
    max-height: 120px;
    object-fit: contain;
    display: block;
    border-radius: 6px;
    /* box-shadow: 0 6px 18px rgba(13, 71, 161, 0.12); */
    margin-right: 12px;
    transition: all 0.4s ease;
}
header.scrolled .logo img {
    width: 200px;
    max-height: 80px;
    /* box-shadow: 0 4px 12px rgba(13, 71, 161, 0.1); */
}

.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    display: flex;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 25px;
    padding: 5px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(25, 118, 210, 0.2);
}

.lang-btn {
    background: transparent;
    border: none;
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--dark-gray);
}

.lang-btn.active {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
    box-shadow: 0 2px 8px rgba(25, 118, 210, 0.3);
}

.lang-btn:hover:not(.active) {
    background: rgba(25, 118, 210, 0.1);
    color: var(--primary-blue);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 25px;
}

nav ul li a {
    text-decoration: none;
    color: var(--white);
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
    padding: 5px 0;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

header.scrolled nav ul li a {
    color: var(--dark-gray);
    text-shadow: none;
}

nav ul li a:hover {
    color: var(--primary-blue);
}

nav ul li a.active {
    color: var(--primary-blue);
}

nav ul li a.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-blue);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--white);
    transition: color 0.3s;
}

header.scrolled .mobile-menu-btn {
    color: var(--dark-gray);
}

header.scrolled .logo h1{
    color: var(--primary-blue);
}

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--white);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

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

.loading-logo img {
    width: 200px;
    margin-bottom: 20px;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid rgba(25, 118, 210, 0.2);
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    opacity: 0;
    transition: opacity 1s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6));
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
}

.hero-subtitle {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto 30px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

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

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-blue);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Company Profile Section */
.profile {
    background-color: var(--white);
}

.profile-content {
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

.profile-info {
    flex: 1;
}

.profile-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 25px;
    padding: 20px;
    background-color: var(--light-gray);
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
}

.profile-item:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.profile-icon {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-right: 15px;
    min-width: 30px;
    text-align: center;
}

.profile-details h3 {
    margin-bottom: 5px;
    color: var(--dark-blue);
}

.profile-strengths {
    flex: 1;
    background-color: var(--light-gray);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.profile-strengths h3 {
    color: var(--primary-blue);
    margin-bottom: 25px;
    text-align: center;
    font-size: 1.5rem;
}

.strengths-grid {
    display: grid;
    gap: 20px;
}

.strength-item {
    text-align: center;
    padding: 20px;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
}

.strength-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
}

.strength-icon {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 15px;
}

.strength-item h4 {
    color: var(--dark-blue);
    margin-bottom: 10px;
}

/* Enhanced Service Icons */
.service-icon i {
    font-size: 3.5rem;
    color: var(--primary-blue);
    margin-bottom: 25px;
    position: relative;
    z-index: 1;
}

/* Enhanced Gallery */
.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    height: 250px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s;
}

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

.gallery-text h3 {
    color: var(--white);
    text-align: center;
}


.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    cursor: pointer;
    text-align: center;
    animation: bounce 2s infinite;
}

.hero-scroll-indicator span {
    display: block;
    margin-bottom: 5px;
    font-size: 0.9rem;
}
        
        /* Hero Section */
      .hero {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('assets/img/building.jpeg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
    padding: 200px 0 150px;
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(25, 118, 210, 0.2) 0%, rgba(211, 47, 47, 0.2) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
    background: #2c3192;
}

.hero p {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto 30px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}
        
        .btn {
            display: inline-block;
            background-color: var(--primary-red);
            color: var(--white);
            padding: 14px 32px;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            position: relative;
            overflow: hidden;
        }
        
        .btn:hover {
            background-color: var(--dark-blue);
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
        }
        
        .btn:active {
            transform: translateY(-1px);
        }
        
        /* Section Styles */
        section {
            padding: 100px 0;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-title h2 {
            font-size: 2.2rem;
            color: var(--primary-blue);
            position: relative;
            display: inline-block;
            margin-bottom: 15px;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 3px;
            background-color: var(--primary-red);
        }
        
        .section-title p {
            color: var(--dark-gray);
            max-width: 700px;
            margin: 0 auto;
            font-size: 1.1rem;
        }
        
        /* Services Section */
        .services {
            background-color: var(--light-gray);
        }
        
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .service-item {
            background-color: var(--white);
            border-radius: 8px;
            padding: 40px 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            text-align: center;
            transition: all 0.3s;
            border-top: 4px solid var(--primary-blue);
            position: relative;
            overflow: hidden;
        }
        
        .service-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(25, 118, 210, 0.05) 0%, rgba(211, 47, 47, 0.05) 100%);
            z-index: 0;
        }
        
        .service-item:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .service-icon {
            font-size: 3.5rem;
            color: var(--primary-blue);
            margin-bottom: 25px;
            position: relative;
            z-index: 1;
        }
        
        .service-item h3 {
            font-size: 1.6rem;
            margin-bottom: 15px;
            color: var(--dark-blue);
            position: relative;
            z-index: 1;
        }
        
        .service-item p {
            position: relative;
            z-index: 1;
        }
        
        /* About Section */
        .about-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }
        
        .about-text {
            flex: 1;
        }
        
        .about-text h3 {
            font-size: 1.5rem;
            color: var(--primary-blue);
            margin: 25px 0 15px;
            position: relative;
            padding-left: 20px;
        }
        
        .about-text h3:first-child {
            margin-top: 0;
        }
        
        .about-text h3::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 8px;
            height: 8px;
            background-color: var(--primary-red);
            border-radius: 50%;
        }
        
        .about-image {
            flex: 1;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s;
        }
        
        .about-image:hover {
            transform: scale(1.02);
        }

          .form-status {
            margin-top: 0.75rem;
            font-size: 0.95rem;
            display: none;
            align-items: center;
            gap: .5rem;
        }
        .form-status.show { display: flex; }
        .form-status.info { color: #0a66c2; }
        .form-status.success { color: #1a7f37; }
        .form-status.error { color: #c02a2a; }

        .spinner {
            width: 14px;
            height: 14px;
            border: 2px solid rgba(0,0,0,0.12);
            border-top-color: rgba(0,0,0,0.6);
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
            display: inline-block;
        }
        @keyframes spin { to { transform: rotate(360deg); } }

        
        .btn[disabled] { opacity: 0.6; cursor: not-allowed; }
        
        .about-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s;
        }
        
        .about-image:hover img {
            transform: scale(1.05);
        }
        
        /* Values Section */
        .values {
            background-color: var(--light-gray);
        }
        
        .values-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }
        
        .value-item {
            background-color: var(--white);
            padding: 35px 25px;
            border-radius: 8px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            border-top: 4px solid var(--primary-blue);
            transition: all 0.3s;
        }
        
        .value-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        
        .value-item h3 {
            color: var(--primary-blue);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        
        /* Gallery Section */
        .gallery {
            padding: 100px 0;
        }
        
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        
        .gallery-item {
            border-radius: 8px;
            overflow: hidden;
            position: relative;
            height: 250px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: all 0.3s;
        }
        
        .gallery-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
        }
        
        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s;
        }
        
        .gallery-item:hover img {
            transform: scale(1.1);
        }
        
        /* Contact Section */
        .contact {
            background-color: var(--light-gray);
        }
        
        .contact-container {
            display: flex;
            gap: 50px;
        }
        
        .contact-info {
            flex: 1;
        }
        
        .contact-form {
            flex: 1;
        }
        
        .contact-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 25px;
            padding: 15px;
            background-color: var(--white);
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
            transition: all 0.3s;
        }
        
        .contact-item:hover {
            transform: translateX(5px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .contact-icon {
            font-size: 1.5rem;
            color: var(--primary-blue);
            margin-right: 15px;
            min-width: 30px;
        }
        
        .contact-details h3 {
            margin-bottom: 5px;
            color: var(--dark-blue);
        }
        
        .form-group {
            margin-bottom: 20px;
        }
        
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
            color: var(--dark-blue);
        }
        
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid var(--medium-gray);
            border-radius: 4px;
            font-size: 1rem;
            transition: border-color 0.3s, box-shadow 0.3s;
        }
        
        .form-control:focus {
            border-color: var(--primary-blue);
            outline: none;
            box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
        }
        
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        
        /* Scroll to Top Button */
        .scroll-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background-color: var(--primary-red);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
            transition: all 0.3s;
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transform: translateY(20px);
        }
        
        .scroll-to-top.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        
        .scroll-to-top:hover {
            background-color: var(--dark-blue);
            transform: translateY(-5px);
        }
        
        /* Footer */
        footer {
            background-color: var(--dark-blue);
            color: var(--white);
            padding: 60px 0 20px;
        }
        
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-column {
            flex: 1;
            min-width: 200px;
        }
        
        .footer-column h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        
        .footer-column h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 2px;
            background-color: var(--primary-red);
        }
        
        .footer-column ul {
            list-style: none;
        }
        
        .footer-column ul li {
            margin-bottom: 10px;
        }
        
        .footer-column ul li a {
            color: var(--light-gray);
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-column ul li a:hover {
            color: var(--white);
            padding-left: 5px;
        }
        
        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }
        
        .social-links a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color: var(--white);
            text-decoration: none;
            transition: all 0.3s;
        }
        
        .social-links a:hover {
            background-color: var(--primary-red);
            transform: translateY(-3px);
        }
        
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
        }
        
        /* Page-specific styles */
        .page-content {
            padding-top: 40px;
            padding-bottom: 80px;
        }
        
        /* Responsive Styles */
        @media (max-width: 992px) {
            .about-content {
                flex-direction: column;
            }

             .profile-content {
        flex-direction: column;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
            
            .contact-container {
                flex-direction: column;
            }
            
            .hero {
                padding: 120px 0;
            }
            
            .hero h2 {
                font-size: 2.4rem;
            }
        }
        
        @media (max-width: 768px) {
             .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
    }
               .language-switcher {
        top: 70px;
        right: 35px;
        padding: 4px;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
            .header-container {
                text-align: center;
                align-items: flex-start;
            }
            
            .logo {
                margin-bottom: 15px;
            }


            .logo img {
                width: 140px;
                max-height: 60px;
                margin: 0 auto;
            }
            
            nav ul {
                flex-direction: column;
                width: 100%;
            }
            
            nav ul li {
                margin: 10px 0;
            }
            
            .mobile-menu-btn {
                display: block;
                position: absolute;
                top: 20px;
                right: 20px;
            }
            
            .mobile-menu {
                display: none;
            }
            
            .mobile-menu.active {
                display: block;
                width: 100%;
            }
            
            .hero h2 {
                font-size: 2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            section {
                padding: 70px 0;
            }
            
            .scroll-to-top {
                bottom: 20px;
                right: 20px;
                width: 45px;
                height: 45px;
                font-size: 1.3rem;
            }
        }

        @media (max-width: 480px) {
            .logo h1{
                display: none;
            }
        }