/* 등록비 상세 테이블 스타일 */
.registration_section {
    margin-bottom: 40px;
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.section_title {
    font-size: 18px;
    font-weight: bold;
    color: #2c5aa0;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #2c5aa0;
    text-align: center;
}

/* 2열 그리드 레이아웃 */
.registration_grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 30px;
}

.reg_period_table {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 8px rgba(0,0,0,0.12);
    border: 1px solid #e0e0e0;
}

.period_header {
    background: linear-gradient(135deg, #1a4480 0%, #2c5aa0 100%);
    color: #ffffff;
    padding: 16px 20px;
    text-align: center;
    font-weight: bold;
    position: relative;
}

.period_name {
    font-size: 18px;
    margin-bottom: 4px;
    color: #ffffff;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
    font-weight: bold;
}

.period_date {
    font-size: 14px;
    color: #ffffff;
    font-weight: normal;
    opacity: 0.9;
}

.fee_table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.fee_table tr {
    border-bottom: 1px solid #e8e8e8;
}

.fee_table tr:last-child {
    border-bottom: none;
}

.fee_table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.fee_table tr:hover {
    background-color: #e3f2fd;
    transition: background-color 0.2s ease;
}

.member_type {
    padding: 15px 20px;
    font-weight: 500;
    color: #333;
    border-right: 1px solid #e8e8e8;
    width: 60%;
}

.fee_amount {
    padding: 15px 20px;
    text-align: right;
    font-weight: bold;
    color: #2c5aa0;
    width: 40%;
}

.notice_section {
    margin-top: 30px;
    padding: 15px;
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 6px;
}

.notice_text {
    margin: 0;
    color: #856404;
    font-weight: 500;
    text-align: center;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .registration_grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .registration_section {
        padding: 15px;
        margin-bottom: 30px;
    }
    
    .period_header {
        padding: 14px 15px;
    }
    
    .member_type,
    .fee_amount {
        padding: 12px 15px;
        font-size: 14px;
    }
    
    .fee_table {
        font-size: 14px;
    }
    
    .section_title {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .fee_table {
        font-size: 13px;
    }
    
    .member_type,
    .fee_amount {
        padding: 10px 12px;
    }
    
    .period_header {
        padding: 10px 15px;
    }
}