:root {
    --primary-color: #004225;
    --accent-color: #D4AF37;
    --accent-color-2: #4A90E2;
    --accent-color-3: #7B8C9D;
    --text-color: #333333;
    --light-text-color: #666666;
    --bg-color: #FFFFFF;
    --gray-bg-color: #F8F9FA;
    --border-color: #EAECEE;
}


* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Pretendard', sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-color);
    word-break: keep-all;
    -webkit-font-smoothing: antialiased;
}
.container { width: 100%; max-width: 1100px; margin: 0 auto; padding: 0 20px; }
img { max-width: 100%; height: auto; display: block; }


.site-header {
    width: 100%; padding: 15px 0; background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px); border-bottom: 1px solid var(--border-color);
    position: sticky; top: 0; z-index: 1000;
}
.site-header .container { display: flex; justify-content: space-between; align-items: center; }
.site-header .logo { font-size: 1.4rem; font-weight: 800; color: var(--primary-color); text-decoration: none; }


.cta-button {
    display: inline-block; background-color: var(--accent-color); color: var(--bg-color) !important;
    padding: 10px 22px; border-radius: 8px; text-decoration: none; font-weight: 700;
    transition: background-color 0.3s, transform 0.2s; border: none; cursor: pointer;
}
.cta-button:hover { background-color: #b89a2e; transform: translateY(-2px); }
.cta-button.large { padding: 15px 35px; font-size: 1.1rem; }
.cta-button.secondary { background-color: var(--primary-color); }
.cta-button.secondary:hover { background-color: #002a18; }


.feature-section { padding: 100px 0; }
.feature-section:nth-child(odd) { background-color: var(--bg-color); }
.feature-section:nth-child(even) { background-color: var(--gray-bg-color); }
.section-title { font-size: 2.8rem; font-weight: 800; text-align: center; margin-bottom: 15px; line-height: 1.3; }
.section-subtitle { font-size: 1.2rem; text-align: center; color: var(--light-text-color); margin-bottom: 60px; max-width: 700px; margin-left: auto; margin-right: auto; }


@keyframes zoomInEffect {
    from { transform: scale(1.1); }
    to { transform: scale(1); }
}
#hero {
    padding: 60px 0; min-height: 80vh; position: relative; display: flex;
    align-items: center; justify-content: center; color: white;
    text-align: center; overflow: hidden; perspective: 1000px;
}
#hero .hero-background {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-color: #333; transition: transform 0.5s ease-out;
}
#hero .hero-background::after {
    content: ''; position: absolute; top: 0; left: 0; width: 100%;
    height: 100%; background: rgba(0, 0, 0, 0.4);
}
#hero .hero-background img {
    width: 100%; height: 100%; object-fit: cover;
    animation: zoomInEffect 10s ease-out forwards;
    transform: translateX(var(--move-x, 0)) translateY(var(--move-y, 0));
    transition: transform 0.2s ease-out;
}
#hero .hero-content { position: relative; z-index: 2; }
#hero .hero-title { font-size: 3.2rem; font-weight: 900; margin-bottom: 20px; text-shadow: 0 2px 10px rgba(0,0,0,0.5); }
#hero .hero-subtitle { font-size: 1.3rem; color: rgba(255, 255, 255, 0.9); margin-bottom: 40px; text-shadow: 0 1px 5px rgba(0,0,0,0.5); }
#hero .hero-tags { margin-top: 30px; }
#hero .hero-tags span { display: inline-block; background-color: rgba(255, 255, 255, 0.35); border: 1px solid rgba(255, 255, 255, 0.2); padding: 8px 18px; border-radius: 20px; margin: 5px; font-weight: 500; font-size: 0.9rem; }


.nav-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; }
.nav-card {
    background-color: var(--bg-color); border: 1px solid var(--border-color);
    border-radius: 16px; padding: 25px 20px; text-align: center;
    text-decoration: none; color: var(--text-color);
    width: calc(20% - 16px); min-width: 140px;
    transition: box-shadow 0.3s, transform 0.3s;
}
.nav-card:hover { transform: translateY(-8px); box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08); }
.nav-card .nav-icon { font-size: 2.5rem; margin-bottom: 15px; line-height: 1; }
.nav-card .nav-title { font-size: 1.05rem; font-weight: 600; }


.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }
.card { background-color: var(--bg-color); border: 1px solid var(--border-color); border-radius: 16px; overflow: hidden; transition: box-shadow 0.3s, transform 0.3s; display: flex; flex-direction: column; }
.card:hover { transform: translateY(-8px); box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08); }
.card-image { width: 100%; height: 200px; object-fit: cover; }
.card-content { padding: 25px; flex-grow: 1; }
.card-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 10px; }
.card p { color: var(--light-text-color); }


.card.card-no-image .card-content {
    padding-top: 30px;
}
.card-color-bar {
    width: 100%;
    height: 8px;
    background-color: var(--accent-color);
}
#value .card:nth-child(1) .card-color-bar { background-color: var(--accent-color); }
#value .card:nth-child(2) .card-color-bar { background-color: var(--accent-color-2); }
#value .card:nth-child(3) .card-color-bar { background-color: var(--accent-color-3); }


.cta-section { background-color: var(--primary-color); padding: 80px 0; text-align: center; }
.cta-section .section-title, .cta-section .section-subtitle { color: var(--bg-color); }
.cta-section .section-subtitle { color: rgba(255, 255, 255, 0.8); }
.cta-buttons { margin-top: 40px; }
.cta-buttons .cta-button { margin: 10px; }
.site-footer { background-color: #222222; color: #AAAAAA; padding: 60px 0; font-size: 0.9rem; text-align: center; }
.site-footer p { margin-bottom: 5px; }
.footer-notice { font-size: 0.8rem; margin-top: 20px; color: #777; }


@media (max-width: 1100px) {
    .nav-card { width: calc(33.33% - 14px); }
}
@media (max-width: 768px) {
    .section-title, #hero .hero-title { font-size: 2.2rem; }
    .feature-section { padding: 60px 0; }


    .nav-card {
        width: calc(33.33% - 14px);
        min-width: 100px;
        padding: 20px 10px;
    }
    .nav-card .nav-icon { font-size: 2rem; }
    .nav-card .nav-title { font-size: 0.9rem; }
}