/* Reset and Base Styles - Updated v5.0 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background-color: #fff;
    overflow-x: hidden;
}

.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Fixed Header */
.header-fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 0 15px;
    gap: 18px;
}

.logo {
    width: 100%;
    text-align: center;
}

.logo a {
    text-decoration: none;
    color: inherit;
    display: inline-block;
    transition: opacity 0.3s ease;
}

.logo a:hover {
    opacity: 0.7;
}

.logo h1 {
    font-family: 'Pretendard', sans-serif;
    font-size: 56px;
    font-weight: 900;
    color: #000;
    letter-spacing: 0px;
    text-transform: uppercase;
}

.main-nav {
    width: 100%;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 60px;
    justify-content: center;
    padding: 0;
}

.main-nav ul li a {
    text-decoration: none;
    color: #666;
    font-size: 15px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
}

.main-nav ul li a:hover,
.main-nav ul li a.active {
    color: #000;
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: #000;
    transition: width 0.3s ease;
}

.main-nav ul li a:hover::after,
.main-nav ul li a.active::after {
    width: 100%;
}

/* Logo and About Section */
.logo-about-section {
    margin-top: 110px;
    padding: 100px 0 80px;
    background: #fff;
}

.logo-about-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
    text-align: center;
}

.logo-center {
    margin-bottom: 50px;
}

.logo-center img {
    width: 200px;
    height: auto;
    display: block;
    margin: 0 auto;
}

.tagline {
    text-align: center;
}

.tagline-ko {
    font-family: 'Pretendard', sans-serif;
    font-size: 32px;
    line-height: 1.6;
    color: #333;
    font-weight: 700;
    margin: 0 0 15px 0;
    text-align: center;
}

.tagline-en {
    font-family: 'Pretendard', sans-serif;
    font-size: 24px;
    line-height: 1.6;
    color: #666;
    font-weight: 400;
    margin: 0;
    text-transform: capitalize;
    text-align: center;
}

.about-text h2 {
    font-family: 'Pretendard', sans-serif;
    font-size: 64px;
    font-weight: 900;
    margin-bottom: 35px;
    color: #000;
    letter-spacing: 0px;
    text-transform: uppercase;
    text-align: center;
    line-height: 1.2;
}

.about-title-top {
    display: block;
    font-size: 20px;
    font-weight: 500;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.about-title-bottom {
    display: block;
    font-size: 64px;
    font-weight: 900;
    letter-spacing: 0px;
}

.about-description {
    font-family: 'Pretendard', sans-serif;
    font-size: 18px;
    line-height: 1.9;
    color: #555;
    margin-bottom: 20px;
    font-weight: 400;
}

/* Main Services Section (2 Columns) */
.services-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-bottom: 15px;
    max-width: 1600px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 40px;
}

.service-card-large {
    height: 450px;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.service-card-large:hover {
    transform: scale(0.95);
}

.service-card-large .service-link {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: white;
    background: rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.service-card-large:hover .service-link {
    background: rgba(0, 0, 0, 0.5);
}

.service-card-large h3 {
    font-family: 'Pretendard', sans-serif;
    font-size: 58px;
    font-weight: 900;
    margin-bottom: 15px;
    letter-spacing: 0px;
    text-transform: uppercase;
    transform: translateY(0);
    transition: transform 0.4s ease;
}

.service-card-large p {
    font-family: 'Pretendard', sans-serif;
    font-size: 20px;
    font-weight: 500;
    opacity: 0.9;
}

.service-card-large:hover h3 {
    transform: translateY(-8px);
}

/* Sub Services Section (4 Columns) */
.services-sub {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    max-width: 1600px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 40px;
    margin-bottom: 15px;
}

.service-card-small {
    height: 350px;
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.service-card-small:hover {
    transform: scale(0.95);
}

.service-card-small .service-link {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: white;
    background: rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.service-card-small:hover .service-link {
    background: rgba(0, 0, 0, 0.5);
}

.service-card-small h3 {
    font-family: 'Pretendard', sans-serif;
    font-size: 34px;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 0px;
    transform: translateY(0);
    transition: transform 0.4s ease;
}

.service-card-small p {
    font-family: 'Pretendard', sans-serif;
    font-size: 18px;
    font-weight: 500;
    opacity: 0.9;
}

.service-card-small:hover h3 {
    transform: translateY(-8px);
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 60px 0 40px;
}

.footer-content {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    gap: 20px;
}

.footer-address p,
.footer-contact p {
    font-family: 'Pretendard', sans-serif;
    font-size: 15px;
    line-height: 1.8;
    color: #999;
    font-weight: 400;
}

.footer-copyright {
    margin-top: 20px;
    padding-top: 25px;
    border-top: 1px solid #333;
    width: 100%;
}

.footer-copyright p {
    font-family: 'Pretendard', sans-serif;
    font-size: 13px;
    color: #777;
    font-weight: 400;
}

/* Coming Soon Page Styles */
.coming-soon-container {
    margin-top: 110px;
    min-height: calc(100vh - 110px - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 20px;
    background: #fafafa;
}

.coming-soon-content {
    text-align: center;
    max-width: 600px;
}

.coming-soon-content h2 {
    font-family: 'Pretendard', sans-serif;
    font-size: 80px;
    font-weight: 900;
    margin-bottom: 25px;
    color: #000;
    letter-spacing: 0px;
}

/* Label Page Styles */
.label-section {
    margin-top: 110px;
    padding: 100px 0;
    background: #fff;
    min-height: calc(100vh - 110px - 280px);
}

.label-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.label-intro {
    text-align: center;
    margin-bottom: 100px;
}

.label-title {
    font-family: 'Pretendard', sans-serif;
    font-size: 48px;
    font-weight: 900;
    color: #000;
    margin-bottom: 40px;
    letter-spacing: 0px;
}

.label-description {
    font-family: 'Pretendard', sans-serif;
    font-size: 24px;
    line-height: 1.8;
    color: #333;
    font-weight: 500;
    margin: 0;
}

.label-services {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.label-service-item {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    padding: 40px;
    background: #fafafa;
    border-left: 4px solid #000;
    transition: all 0.3s ease;
}

.label-service-item:hover {
    background: #f5f5f5;
    transform: translateX(10px);
    border-left-color: #333;
}

.service-number {
    font-family: 'Pretendard', sans-serif;
    font-size: 48px;
    font-weight: 900;
    color: #ddd;
    line-height: 1;
    min-width: 80px;
}

.label-service-item h3 {
    font-family: 'Pretendard', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: #000;
    margin-bottom: 12px;
    letter-spacing: 0px;
}

.label-service-item p {
    font-family: 'Pretendard', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #666;
    font-weight: 400;
    margin: 0;
}

.coming-soon-content p {
    font-family: 'Pretendard', sans-serif;
    font-size: 20px;
    color: #666;
    margin-bottom: 35px;
    font-weight: 400;
    text-transform: uppercase;
}

.coming-soon-content .back-home {
    display: inline-block;
    padding: 16px 50px;
    background: #000;
    color: white;
    text-decoration: none;
    font-family: 'Pretendard', sans-serif;
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.3s ease;
}

.coming-soon-content .back-home:hover {
    background: #333;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .container {
        padding: 0 30px;
    }

    .main-nav ul {
        gap: 45px;
    }

    .about-content {
        gap: 60px;
    }

    .hero-title {
        font-size: 56px;
    }
}

@media (max-width: 968px) {
    .first-line {
        flex-direction: column;
        gap: 20px;
    }

    .logo-inline img {
        width: 100px;
    }

    .first-sentence {
        font-size: 20px;
        text-align: center;
    }

    .about-text .about-description {
        font-size: 20px;
    }

    .services-sub {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .services-main {
        grid-template-columns: 1fr;
    }

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

    .main-nav ul {
        font-size: 13px;
        gap: 30px;
        flex-wrap: wrap;
    }

    .logo h1 {
        font-size: 38px;
    }

    .first-line {
        flex-direction: column;
        gap: 15px;
    }

    .logo-inline img {
        width: 80px;
    }

    .first-sentence {
        font-size: 18px;
    }

    .about-text .about-description {
        font-size: 18px;
        line-height: 1.8;
    }

    .logo-about-content {
        padding: 0 30px;
    }

    .coming-soon-container {
        margin-top: 120px;
    }

    .label-section {
        margin-top: 120px;
        padding: 60px 0;
    }

    .label-container {
        padding: 0 20px;
    }

    .label-intro {
        margin-bottom: 60px;
    }

    .label-title {
        font-size: 32px;
        margin-bottom: 30px;
    }

    .label-description {
        font-size: 18px;
    }

    .label-services {
        gap: 30px;
    }

    .label-service-item {
        flex-direction: column;
        gap: 20px;
        padding: 30px 20px;
    }

    .service-number {
        font-size: 36px;
        min-width: auto;
    }

    .label-service-item h3 {
        font-size: 22px;
    }

    .label-service-item p {
        font-size: 15px;
    }

    .about-text h2 {
        font-size: 46px;
    }

    .service-card-large h3 {
        font-size: 44px;
    }

    .service-card-small h3 {
        font-size: 22px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }

    .nav-wrapper {
        padding: 18px 0 12px;
    }

    .main-nav ul {
        gap: 18px;
        font-size: 12px;
    }

    .logo h1 {
        font-size: 32px;
    }

    .hero-section {
        margin-top: 110px;
    }

    .coming-soon-container {
        margin-top: 110px;
    }

    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 22px;
    }

    .about-section {
        padding: 60px 0;
    }

    .about-text h2 {
        font-size: 38px;
    }

    .about-description {
        font-size: 16px;
    }

    .coming-soon-content h2 {
        font-size: 56px;
    }
}