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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background: #000;
    overflow-x: hidden;
}

.hero-section {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    max-width: 1200px;
    padding: 0 20px;
}

.logo {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #00d4ff, #ff6b6b, #4ecdc4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from { filter: drop-shadow(0 0 5px #00d4ff); }
    to { filter: drop-shadow(0 0 20px #ff6b6b); }
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.7);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 30px;
    opacity: 0.9;
    font-weight: 300;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.8;
}

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

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(45deg, #00d4ff, #4ecdc4);
    color: white;
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid #00d4ff;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,212,255,0.3);
}

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.floating-element {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(45deg, rgba(0,212,255,0.3), rgba(255,107,107,0.3));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.section {
    padding: 100px 0;
    background: #fff;
}

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

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #333;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 60px;
    color: #666;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.service-card {
    background: #fff;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(45deg, #00d4ff, #4ecdc4);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #00d4ff;
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #333;
    font-weight: bold;
}

.service-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

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

.service-features li {
    padding: 5px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4ecdc4;
    font-weight: bold;
}

.market-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

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

.market-card {
    background: white;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.market-card:hover {
    transform: translateY(-5px);
}

.market-flag {
    font-size: 3rem;
    margin-bottom: 20px;
}

.market-title {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 15px;
    color: #333;
}

.market-description {
    color: #666;
    margin-bottom: 20px;
}

.market-specialties {
    list-style: none;
    padding: 0;
}

.market-specialties li {
    background: #f8f9fa;
    margin: 5px 0;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #555;
}

.technology-section {
    background: #1a1a2e;
    color: white;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.tech-item {
    text-align: center;
    padding: 30px;
    border-radius: 15px;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    transition: transform 0.3s ease;
}

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

.tech-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #00d4ff;
}

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

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: rgba(255,255,255,0.1);
    padding: 40px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 10px;
    background: rgba(255,255,255,0.9);
    font-size: 1rem;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-down {
    width: 30px;
    height: 50px;
    border: 2px solid white;
    border-radius: 25px;
    position: relative;
}

.scroll-down::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { transform: translateX(-50%) translateY(0); opacity: 1; }
    100% { transform: translateX(-50%) translateY(20px); opacity: 0; }
}

/* Language Switcher */
.language-switcher {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: rgba(0,0,0,0.8);
    border-radius: 25px;
    padding: 10px;
    backdrop-filter: blur(10px);
}

.lang-btn {
    background: transparent;
    border: none;
    color: white;
    padding: 8px 15px;
    margin: 0 5px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.lang-btn.active {
    background: linear-gradient(45deg, #00d4ff, #4ecdc4);
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

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

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

    .tech-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .language-switcher {
        top: 10px;
        right: 10px;
        padding: 5px;
    }

    .lang-btn {
        padding: 5px 10px;
        font-size: 0.8rem;
    }
}

/* 네비게이션 */
.main-header {
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 64px;
}
.logo {
    font-size: 2rem;
    font-weight: bold;
    color: #00d4ff;
    letter-spacing: 2px;
    background: none;
    -webkit-text-fill-color: initial;
}
.main-nav {
    display: flex;
    gap: 24px;
}
.main-nav a {
    color: #222;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.2s;
}
.main-nav a:hover {
    color: #00d4ff;
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* 파트너 로고 */
.partners-section {
    background: #f8f9fa;
    padding: 60px 0;
}
.partners-logos {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 32px;
}
.partner-logo {
    width: 120px;
    height: 60px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #00b894;
    font-size: 1.1rem;
}

/* 프로세스 */
.process-section {
    background: #fff;
    padding: 60px 0;
}
.process-steps {
    display: flex;
    justify-content: center;
    gap: 32px;
    margin-top: 32px;
    flex-wrap: wrap;
}
.process-step {
    background: #e3f6fd;
    color: #222;
    border-radius: 16px;
    padding: 24px 32px;
    font-size: 1.1rem;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(0,212,255,0.08);
    min-width: 180px;
    text-align: center;
}

/* 후기 */
.reviews-section {
    background: #f8f9fa;
    padding: 60px 0;
}
.reviews-list {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    margin-top: 32px;
}
.review-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    padding: 32px 24px;
    font-size: 1.1rem;
    color: #333;
    min-width: 220px;
    max-width: 320px;
    text-align: center;
    font-style: italic;
}
.review-card span {
    display: block;
    margin-top: 12px;
    color: #00b894;
    font-size: 0.95rem;
    font-style: normal;
}

/* 푸터 */
.main-footer {
    background: #222;
    color: #fff;
    padding: 40px 0 20px 0;
}
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}
.footer-logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #00d4ff;
    margin-bottom: 8px;
}
.footer-links {
    display: flex;
    gap: 24px;
    margin-bottom: 8px;
}
.footer-links a {
    color: #fff;
    text-decoration: none;
    font-size: 1rem;
    opacity: 0.8;
    transition: opacity 0.2s;
}
.footer-links a:hover {
    opacity: 1;
}
.footer-copy {
    font-size: 0.95rem;
    opacity: 0.7;
}

/* 반응형 */
@media (max-width: 900px) {
    .nav-container, .footer-container {
        padding: 0 12px;
    }
    .main-nav {
        gap: 12px;
    }
    .partners-logos, .reviews-list, .process-steps {
        gap: 16px;
    }
}
@media (max-width: 600px) {
    .nav-container, .footer-container {
        flex-direction: column;
        align-items: flex-start;
        height: auto;
    }
    .main-nav {
        flex-direction: column;
        gap: 8px;
        margin-top: 8px;
    }
    .partners-logos, .reviews-list, .process-steps {
        flex-direction: column;
        align-items: center;
    }
    .process-step, .review-card, .partner-logo {
        min-width: 140px;
        max-width: 100%;
        padding: 16px 8px;
    }
}

/* 상품 섹션 */
.products-section {
    background: #fff;
    padding: 80px 0;
}
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
    margin-top: 48px;
}
.product-card {
    background: #fff;
    border-radius: 20px;
    padding: 32px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #f0f0f0;
}
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(0,0,0,0.12);
}
.product-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    text-align: center;
}
.product-title {
    font-size: 1.4rem;
    margin-bottom: 16px;
    color: #333;
    font-weight: bold;
    text-align: center;
}
.product-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 24px;
    text-align: center;
    font-size: 1rem;
}
.product-features {
    list-style: none;
    padding: 0;
}
.product-features li {
    padding: 8px 0;
    color: #555;
    position: relative;
    padding-left: 24px;
    font-size: 0.95rem;
}
.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #00d4ff;
    font-weight: bold;
    font-size: 1.1rem;
}

/* 반응형 상품 그리드 */
@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .product-card {
        padding: 24px;
    }
    .product-icon {
        font-size: 2.5rem;
    }
    .product-title {
        font-size: 1.3rem;
    }
}

/* 상품 카드 링크 */
.product-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: transform 0.3s ease;
}

.product-card-link:hover {
    transform: translateY(-8px);
}

.product-cta {
    color: #00d4ff;
    font-weight: bold;
    margin-top: 16px;
    text-align: center;
    font-size: 1.1rem;
}

.product-card-link:hover .product-cta {
    color: #4ecdc4;
}