body { 
    font-family: 'Noto Serif KR', serif; 
    background-color: #f7f6f2; 
    color: #333; 
    display: flex; 
    justify-content: center; 
    align-items: flex-start; 
    min-height: 100vh; 
    margin: 0; 
    padding: 40px 20px; 
    box-sizing: border-box; 
}
.container { background: #ffffff; width: 100%; max-width: 600px; padding: 40px; border-radius: 12px; box-shadow: 0 15px 35px rgba(0,0,0,0.05); }
.hidden { display: none !important; }
.text-center { text-align: center; }
h2 { color: #2c3e50; font-weight: 700; font-size: 24px; letter-spacing: 2px; margin-bottom: 30px; text-align: center;}
h3 { color: #d4af37; font-weight: 400; font-size: 18px; margin-bottom: 15px; border-bottom: 1px solid #f0e6d2; padding-bottom: 10px;}
input { width: 100%; padding: 12px; margin: 8px 0; border: 1px solid #e0e0e0; border-radius: 4px; box-sizing: border-box; font-family: 'Noto Serif KR', serif; background-color: #fafafa; transition: border 0.3s; }
input:focus { border-color: #d4af37; outline: none; background-color: #fff; }
button { width: 100%; padding: 14px; background-color: #2c3e50; color: white; border: none; border-radius: 4px; font-size: 14px; font-weight: 700; letter-spacing: 1px; cursor: pointer; margin-top: 10px; font-family: 'Noto Serif KR', serif; transition: background 0.3s; }
button:hover { background-color: #1a252f; }
.gold-btn { background-color: #d4af37; }
.gold-btn:hover { background-color: #b5952f; }
.danger-btn { background-color: #e74c3c; color: white; }
.small-btn { padding: 8px; font-size: 12px; width: auto; margin-top: 5px; }
.nav-menu { display: flex; gap: 10px; margin-bottom: 30px; justify-content: center; flex-wrap: wrap;}
.nav-menu button { background: #fdfbf7; color: #2c3e50; border: 1px solid #f0e6d2; width: auto; padding: 10px 20px;}
.nav-menu button:hover, .nav-menu button.active { background: #2c3e50; color: white; }
.card { border: 1px solid #eaeaea; padding: 20px; margin-bottom: 15px; background: #fff; border-left: 4px solid #d4af37; box-shadow: 0 4px 10px rgba(0,0,0,0.02); }
.card-title { font-size: 18px; color: #2c3e50; font-weight: 700; margin-bottom: 5px; }
.card-subtitle { color: #d4af37; font-weight: 700; margin-bottom: 10px; font-size: 15px;}
.card-desc { color: #555; font-size: 13px; line-height: 1.5; margin-bottom: 15px; }
.admin-section { background: #fdfbf7; padding: 25px; border: 1px solid #f0e6d2; border-radius: 4px; margin-bottom: 20px; }
.badge { display: inline-block; padding: 4px 8px; border-radius: 4px; font-size: 11px; font-weight: bold; color: white; }
.badge.pending { background: #f39c12; }
.badge.confirmed { background: #2ecc71; }
.badge.cancelled { background: #e74c3c; }