:root {
    --primary-blue: #193042;
    --accent-gold: #f1e495;
    --text-dark: #333333;
    --text-gray: #666666;
    --light-bg: #f8f9fa;
    --border-color: #e5e5e5;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Noto Sans KR', 'Helvetica Neue', Arial, sans-serif; }
body { color: var(--text-dark); line-height: 1.6; background-color: #fff; }
a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }

/* UTILITY */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.btn { background: var(--primary-blue); color: var(--accent-gold); padding: 12px 30px; font-weight: 700; display: inline-block; border: 1px solid var(--primary-blue); cursor: pointer; }
.btn:hover { background: #fff; color: var(--primary-blue); }
.section-padding { padding: 60px 0; }

/* HEADER */
.top-bar { background: var(--primary-blue); color: #fff; padding: 10px 0; font-size: 12px; border-bottom: 1px solid rgba(241, 228, 149, 0.2); }
.top-bar .container { display: flex; justify-content: flex-end; gap: 20px; }
header { background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,0.05); position: sticky; top: 0; z-index: 999; }
.header-inner { display: flex; justify-content: space-between; align-items: center; height: 90px; }
.logo { font-size: 24px; font-weight: 800; color: var(--primary-blue); text-transform: uppercase; line-height: 1; display:flex; flex-direction:column; }
.logo span { color: #d4c05e; font-size: 14px; letter-spacing: 2px; display: block; font-weight: 400; margin-top:4px;}

.nav-menu { display: flex; gap: 40px; }
.nav-item { font-weight: 600; color: var(--primary-blue); padding: 32px 0; position: relative; cursor: pointer; }
.nav-item:hover { color: #d4c05e; }
.nav-item::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 4px; background: var(--accent-gold); transition: 0.3s; }
.nav-item:hover::after { width: 100%; }

.logo img {
    max-width: 80px; /* Adjust this value as needed */
    height: auto; /* Keep aspect ratio */
}


/* DROPDOWN */
.dropdown { position: absolute; top: 100%; left: 50%; transform: translateX(-50%); background: #fff; box-shadow: 0 5px 15px rgba(0,0,0,0.1); width: 220px; display: none; border-top: 3px solid var(--accent-gold); z-index: 1001; }
.nav-item:hover .dropdown { display: block; }
.dropdown a { display: block; padding: 14px 20px; font-size: 14px; color: #555; border-bottom: 1px solid #eee; }
.dropdown a:hover { background-color: var(--light-bg); color: var(--primary-blue); padding-left: 25px; }

/* INNER PAGE BANNER */
.page-banner {
    height: 250px;
    background: linear-gradient(rgba(25, 48, 66, 0.9), rgba(25, 48, 66, 0.8)), url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    text-align: center;
}
.page-banner h1 { font-size: 36px; font-weight: 700; margin-bottom: 10px; }
.page-banner p { color: var(--accent-gold); font-size: 16px; }

/* INNER PAGE LAYOUT (Sidebar + Content) */
.inner-layout { display: flex; padding: 60px 0; gap: 50px; flex-wrap: wrap; }

/* SIDEBAR */
.sidebar { width: 250px; flex-shrink: 0; }
.sidebar-title { font-size: 24px; color: var(--primary-blue); border-bottom: 2px solid var(--primary-blue); padding-bottom: 15px; margin-bottom: 20px; font-weight: 700; }
.sidebar-nav li { border-bottom: 1px solid var(--border-color); }
.sidebar-nav a { display: block; padding: 15px 10px; color: #555; font-weight: 500; display: flex; justify-content: space-between; }
.sidebar-nav a:hover, .sidebar-nav a.active { color: var(--primary-blue); background: var(--light-bg); font-weight: 700; }
.sidebar-nav a::after { content: '›'; }

/* CONTENT AREA */
.content-area { flex-grow: 1; min-width: 0; } /* min-width 0 prevents flex overflow */
.section-title { font-size: 28px; color: var(--primary-blue); margin-bottom: 20px; position: relative; padding-left: 20px; }
.section-title::before { content: ''; position: absolute; left: 0; top: 8px; width: 5px; height: 20px; background: var(--accent-gold); }

.content-block { margin-bottom: 40px; }
.content-text { color: var(--text-gray); margin-bottom: 20px; text-align: justify; }

/* Enterprise Table Styles */
.corp-table { width: 100%; border-collapse: collapse; margin-top: 20px; }
.corp-table th { background: var(--light-bg); color: var(--primary-blue); padding: 15px; text-align: left; border-top: 2px solid var(--primary-blue); border-bottom: 1px solid var(--border-color); }
.corp-table td { padding: 15px; border-bottom: 1px solid var(--border-color); color: #555; }

/* Grid for Services */
.service-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 30px; }
.service-card { border: 1px solid var(--border-color); padding: 30px; transition: 0.3s; background: #fff; }
.service-card:hover { border-color: var(--primary-blue); box-shadow: 0 10px 30px rgba(0,0,0,0.05); }
.service-card h4 { color: var(--primary-blue); font-size: 18px; margin-bottom: 15px; border-bottom: 2px solid var(--accent-gold); display: inline-block; padding-bottom: 5px; }

/* FOOTER */
footer { background: var(--primary-blue); color: #8fa0b0; padding: 50px 0; font-size: 13px; margin-top: 50px; }
.footer-info { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 20px; margin-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; }
.footer-nav a { color: #fff; margin-right: 20px; font-weight: 600; }
.copyright { margin-top: 20px; color: #5c6f80; text-align: center; width: 100%; }

@media (max-width: 768px) {
    .inner-layout { flex-direction: column; }
    .sidebar { width: 100%; }
    .nav-menu { display: none; }
}