* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans KR', sans-serif;
}

body {
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

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

header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: #2c3e50;
}

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

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #3498db;
}

.hero {
    background-color: #2c3e50;
    color: #fff;
    padding: 80px 0;
    text-align: center;
}

.hero h1 {
    font-size: 42px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 18px;
    max-width: 700px;
    margin: 0 auto;
}

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

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 36px;
    color: #2c3e50;
    margin-bottom: 15px;
}

.section-title p {
    color: #7f8c8d;
    max-width: 700px;
    margin: 0 auto;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 40px;
}

.team-member {
    background-color: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.member-img {
    width: 100%;
    height: 280px;
    background-color: #eee;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.member-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.member-info {
    padding: 25px;
}

.member-info h3 {
    font-size: 22px;
    margin-bottom: 5px;
    color: #2c3e50;
}

.member-position {
    color: #3498db;
    font-weight: 500;
    margin-bottom: 15px;
    display: block;
}

.member-bio {
    color: #7f8c8d;
    margin-bottom: 20px;
}

.member-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.skill-tag {
    background-color: #f1f8fe;
    color: #3498db;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 14px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: #f1f8fe;
    color: #3498db;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background-color 0.3s, color 0.3s;
}

.social-links a:hover {
    background-color: #3498db;
    color: #fff;
}

.company-history {
    padding: 80px 0;
    background-color: #fff;
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 4px;
    background-color: #3498db;
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -2px;
}

.timeline-item {
    padding: 10px 40px;
    position: relative;
    width: 50%;
    box-sizing: border-box;
}

.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: #fff;
    border: 4px solid #3498db;
    border-radius: 50%;
    top: 15px;
    z-index: 1;
}

.left {
    left: 0;
}

.right {
    left: 50%;
}

.left::after {
    right: -10px;
}

.right::after {
    left: -10px;
}

.timeline-content {
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.timeline-year {
    color: #3498db;
    font-weight: 700;
    margin-bottom: 10px;
}

.contact-section {
    padding: 80px 0;
    background-color: #2c3e50;
    color: #fff;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.contact-info {
    margin-bottom: 30px;
}

.contact-info h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.contact-details {
    list-style: none;
}

.contact-details li {
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
}

.contact-details li i {
    margin-right: 15px;
    color: #3498db;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 15px;
    border: none;
    border-radius: 5px;
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: #3498db;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #2980b9;
}

footer {
    background-color: #1a252f;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.footer-content p {
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
    }

    nav ul {
        margin-top: 20px;
    }

    nav ul li {
        margin-left: 15px;
        margin-right: 15px;
    }

    .hero {
        padding: 60px 0;
    }

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

    .timeline::after {
        left: 31px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }

    .timeline-item::after {
        left: 21px;
    }

    .right {
        left: 0;
    }
}