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

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --dark: #1e293b;
    --gray: #64748b;
    --light: #f8fafc;
    --white: #ffffff;
}

body {
    font-family: 'Noto Sans KR', sans-serif;
    color: var(--dark);
    line-height: 1.6;
}

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

/* Header */
header {
    background: var(--white);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
}

header nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.logo-icon {
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--primary);
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 160px 0 100px;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero .highlight {
    color: #93c5fd;
}

.hero-desc {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 40px;
}

.cta-button {
    display: inline-block;
    background: var(--white);
    color: var(--primary);
    padding: 16px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

/* Services */
.services {
    padding: 100px 0;
    background: var(--light);
}

.services h2,
.about h2,
.contact h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 50px;
    color: var(--dark);
}

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

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

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

.service-icon {
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--dark);
}

.service-card p {
    color: var(--gray);
}

/* About */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 20px;
}

.company-info {
    margin-top: 40px;
    background: var(--light);
    padding: 30px;
    border-radius: 12px;
}

.info-item {
    display: flex;
    justify-content: center;
    gap: 20px;
    padding: 15px 0;
    border-bottom: 1px solid #e2e8f0;
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    font-weight: 600;
    color: var(--dark);
    min-width: 100px;
    text-align: right;
}

.info-value {
    color: var(--gray);
    min-width: 200px;
    text-align: left;
}

/* Contact */
.contact {
    padding: 100px 0;
    background: var(--light);
    text-align: center;
}

.contact p {
    color: var(--gray);
    margin-bottom: 30px;
}

.contact-info {
    font-size: 1.1rem;
}

.contact-info p {
    color: var(--dark);
}

/* Footer */
footer {
    background: var(--dark);
    color: var(--white);
    padding: 30px 0;
    text-align: center;
}

footer p {
    opacity: 0.8;
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .nav-links {
        gap: 16px;
        font-size: 0.9rem;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
    }
    
    .info-item {
        flex-direction: column;
        gap: 5px;
    }
    
    .info-label,
    .info-value {
        text-align: center;
        min-width: auto;
    }
}