/* BASIC css start */
        /* 기본 스타일 초기화 */
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        .container {
            font-family: 'Malgun Gothic', '맑은 고딕', Apple SD Gothic Neo, sans-serif;
            font-size: 14px;
            line-height: 1.6;
            color: #333333;
            max-width: 800px;
            margin: 0 auto;
            padding: 20px 10px;
        }
        
        /* 상단 이미지 영역 (중앙 정렬) */
        .top-banner {
            text-align: center;
            margin-bottom: 40px;
        }
        .top-banner img {
            max-width: 100%;
            height: auto;
            display: inline-block;
        }

        /* 메인 타이틀 */
        .page-title {
            text-align: center;
            font-size: 24px;
            font-weight: bold;
            color: #000;
            padding-bottom: 15px;
            margin-bottom: 35px;
            border-bottom: 2px solid #333333;
        }

        /* 섹션 박스 공통 스타일 */
        .section-box {
            background-color: #ffffff;
            border: 1px solid #e1e1e1;
            border-radius: 6px;
            padding: 25px;
            margin-bottom: 25px;
        }
        .section-title {
            font-size: 16px;
            font-weight: bold;
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 1px solid #eaeaea;
        }

        /* 01. 기본 안내 및 고객센터 (테이블 레이아웃) */
        .info-bg {
            background-color: #f9f9f9;
            border: none;
        }
        .grid-container {
            display: table;
            width: 100%;
        }
        .grid-cell {
            display: table-cell;
            width: 50%;
            vertical-align: top;
        }
        .grid-cell.left {
            padding-right: 20px;
            border-right: 1px solid #e1e1e1;
        }
        .grid-cell.right {
            padding-left: 20px;
        }
        .highlight-title {
            color: #000;
            font-size: 15px;
            font-weight: bold;
            margin-bottom: 10px;
        }
        .cs-box {
            background-color: #ffffff;
            border: 1px solid #e1e1e1;
            border-radius: 4px;
            padding: 12px;
            margin-top: 10px;
        }
        .cs-number {
            display: block;
            font-weight: bold;
            font-size: 15px;
            color: #111111;
        }
        .cs-time {
            display: block;
            font-size: 12px;
            color: #666666;
            margin-top: 4px;
        }

        /* 02. 배송비 안내 */
        .shipping-title {
            color: #111111;
        }
        .badge {
            display: inline-block;
            background-color: #6c757d;
            color: #ffffff;
            font-size: 11px;
            font-weight: bold;
            padding: 3px 6px;
            border-radius: 3px;
            margin-right: 6px;
            vertical-align: middle;
        }
        .shipping-default {
            margin-bottom: 20px;
            font-size: 14px;
        }
        .free-shipping-alert {
            background-color: #EFEFEF;
            border-left: 4px solid #666;
            padding: 15px;
            border-radius: 0 4px 4px 0;
        }
        .alert-title {
            color: #000;
            font-weight: bold;
            font-size: 14px;
            margin-bottom: 8px;
        }
        .bullet-list {
            list-style: none;
        }
        .bullet-list li {
            position: relative;
            padding-left: 15px;
            margin-bottom: 6px;
            font-size: 13px;
            color: #555555;
        }
        .bullet-list li:last-child {
            margin-bottom: 0;
        }
        .bullet-list li::before {
            content: " "";
            position: absolute;
            left: 0;
            color: #2b6cb0;
        }

        /* 03. 교환/반품 불가 사유 */
        .danger-box {
            border-top: 3px solid #666;
        }
        .danger-title {
            color: #000;
            border-bottom: 1px solid #666;
        }
        .reason-list {
            list-style: none;
        }
        .reason-item {
            padding: 15px 0;
            border-bottom: 1px solid #eaeaea;
        }
        .reason-item:first-child {
            padding-top: 0;
        }
        .reason-item:last-child {
            padding-bottom: 0;
            border-bottom: none;
        }
        .reason-item-title {
            display: block;
            font-weight: bold;
            color: #111111;
            margin-bottom: 5px;
        }
        
        /* 유틸리티 강조 텍스트 */
        .text-bold { font-weight: bold; color: #111111; }
        .text-danger { color: #c53030; font-weight: bold; }

        /* 모바일 화면 대응 균형 조정 */
        @media (max-width: 600px) {
            .grid-cell {
                display: block;
                width: 100%;
            }
            .grid-cell.left {
                padding-right: 0;
                border-right: none;
                border-bottom: 1px solid #e1e1e1;
                padding-bottom: 20px;
                margin-bottom: 20px;
            }
            .grid-cell.right {
                padding-left: 0;
            }
        }
/* BASIC css end */