/* PC 광고 컨테이너 */
.ad-container-pc {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    display: block;
}

/* 모바일 광고 컨테이너 */
.ad-container-mobile {
    display: none;
    width: 100%;
    text-align: center;
    margin: 10px 0;
}

body {
    font-family: 'Noto Sans KR', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    color: #333;
    -webkit-text-size-adjust: 100%;
}

.header {
    background-color: #8b1f41;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.ku-logo {
    height: 40px;
    width: auto;
}

.container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 0 20px;
}

.menu-navigation {
    margin-bottom: 20px;
    text-align: center;
}

.back-button {
    display: inline-block;
    padding: 8px 16px;
    background-color: #8b1f41;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.2s;
    margin: 0 auto;
}

.back-button:hover {
    background-color: #6b1832;
}

.loading-indicator {
    text-align: center;
    padding: 20px;
    color: #666;
}

.error-message {
    text-align: center;
    padding: 20px;
    color: #dc3545;
    background-color: #f8d7da;
    border-radius: 4px;
    margin-bottom: 20px;
}

.week-info {
    text-align: center;
    margin-bottom: 20px;
}

.week-info h3 {
    color: #8b1f41;
    font-weight: 500;
    margin: 0;
}

.cafeteria-section {
    background-color: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    margin-bottom: 30px;
}

.cafeteria-section h2 {
    color: #8b1f41;
    margin: 0 0 20px 0;
    padding-bottom: 10px;
    border-bottom: 2px solid #8b1f41;
}

.menu-content {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    position: relative;
}

.menu-table {
    width: 100%;
    border-collapse: separate;
    background-color: white;
    table-layout: fixed;
    border-spacing: 0;
}

.menu-table th,
.menu-table td {
    border: 1px solid #dee2e6;
    padding: 12px;
    text-align: center;
    vertical-align: top;
    word-break: keep-all;
    white-space: normal;
    word-wrap: break-word;
    min-width: 100px;
}

.menu-table th {
    background-color: #f8f9fa;
    color: #495057;
    font-weight: 500;
    vertical-align: middle;
}

.menu-table thead th {
    border-bottom: 2px solid #dee2e6;
}

.menu-table thead th:first-child {
    position: sticky;
    left: 0;
    z-index: 2;
    background-color: #f8f9fa;
    border-right: 2px solid #dee2e6;
    box-shadow: 2px 0 5px -2px rgba(0,0,0,0.1);
}

.menu-table tbody th {
    position: sticky;
    left: 0;
    z-index: 1;
    width: 120px;
    background-color: #f5f5f5;
    border-right: 2px solid #dee2e6;
    box-shadow: 2px 0 5px -2px rgba(0,0,0,0.1);
}

.menu-category {
    border-bottom: 1px solid #dee2e6;
    padding: 8px 0;
    margin-bottom: 8px;
}

.menu-category:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.menu-type {
    font-weight: 500;
    color: #8b1f41;
    margin-bottom: 5px;
    font-size: 0.95em;
}

.menu-item {
    margin: 5px 0;
    line-height: 1.4;
    color: #495057;
    word-break: keep-all;
    overflow-wrap: break-word;
    white-space: normal;
}

.notice-section {
    background-color: #f8f9fa;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 5px;
    border: 1px solid #e9ecef;
}

.notice-text {
    color: #495057;
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 스와이프 안내 오버레이 */
.swipe-guide {
    display: none;  /* 기본적으로 숨김 */
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 15px;
    text-align: center;
    border-radius: 8px;  /* 상하 모두 둥글게 수정 */
    animation: fadeIn 0.5s ease-in-out;
    z-index: 10;
}

.swipe-guide-text {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.swipe-icon {
    font-size: 1.2em;
    animation: swipeAnimation 1.5s infinite;
}

@keyframes swipeAnimation {
    0% { transform: translateX(-10px); }
    50% { transform: translateX(10px); }
    100% { transform: translateX(-10px); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .ad-container-pc {
        display: none !important;
    }
    
    .ad-container-mobile {
        display: block !important;
    }

    .container {
        padding: 10px;
        margin: 10px;
    }

    .menu-content {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        margin: 0 -10px;
        position: relative;  /* 스와이프 가이드 위치 기준점 */
    }
    
    .swipe-guide {
        display: block;
    }

    .menu-table {
        min-width: 600px;
        font-size: 0.9em;
        table-layout: fixed;
    }

    .menu-table th,
    .menu-table td {
        padding: 8px 4px;
        font-size: 0.85em;
    }

    .header {
        padding: 15px 10px;
        flex-direction: row;
        gap: 10px;
    }

    .ku-logo {
        height: 30px;
        margin: 0;
    }

    .header h1 {
        font-size: 1.2em;
        margin: 0;
    }

    .back-button {
        padding: 6px 12px;
        font-size: 0.9em;
    }

    .cafeteria-section {
        padding: 15px 10px;
        margin-bottom: 20px;
    }

    .notice-section {
        padding: 12px;
        margin-bottom: 15px;
    }

    .notice-text {
        font-size: 0.85rem;
    }

    .menu-table thead th:first-child,
    .menu-table tbody th {
        width: 100px;
    }

    .menu-item {
        font-size: 0.85em;
        line-height: 1.3;
        margin: 3px 0;
    }

    .menu-type {
        font-size: 0.85em;
    }
}

/* 작은 모바일 화면 최적화 */
@media (max-width: 480px) {
    .header {
        padding: 10px;
        gap: 8px;
    }

    .ku-logo {
        height: 25px;
    }

    .header h1 {
        font-size: 1em;
    }

    .menu-table th,
    .menu-table td {
        padding: 6px 4px;
        font-size: 0.85em;
    }

    .menu-table thead th:first-child,
    .menu-table tbody th {
        width: 90px;
    }

    .menu-item {
        margin: 3px 0;
        line-height: 1.3;
        font-size: 0.85em;
    }

    .cafeteria-section h2 {
        font-size: 1.1em;
        margin-bottom: 15px;
    }

    .week-info h3 {
        font-size: 1em;
    }

    .loading-indicator,
    .error-message {
        padding: 15px 10px;
        font-size: 0.9em;
    }
}

/* 가로 모드 최적화 */
@media (max-height: 500px) and (orientation: landscape) {
    .header {
        padding: 10px;
    }

    .ku-logo {
        height: 25px;
    }

    .header h1 {
        font-size: 1.1em;
    }

    .container {
        margin: 10px auto;
    }
}

/* 스크롤바 스타일링 */
.menu-content::-webkit-scrollbar {
    height: 8px;
}

.menu-content::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.menu-content::-webkit-scrollbar-thumb {
    background: #8b1f41;
    border-radius: 4px;
}

.menu-content::-webkit-scrollbar-thumb:hover {
    background: #6b1832;
}