.health-diagnosis-container {
            font-family: "Helvetica Neue", Arial, sans-serif;
            max-width: 390px;
            margin: 0 auto;
            background-color: #f5f7fa;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
            position: relative;
        }
        
        .health-diagnosis-header {
            background-color: #4a6fdc;
            padding: 20px;
            color: white;
            position: relative;
        }
        
        .health-diagnosis-header h2 {
            margin: 0;
            font-size: 22px;
            font-weight: bold;
        }
        
        .health-diagnosis-user-icon {
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            width: 36px;
            height: 36px;
            background-color: white;
            color: #4a6fdc;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            opacity: 0.9;
        }
        
        .health-diagnosis-search {
            padding: 20px;
        }
        
        .health-diagnosis-search-bar {
            background-color: white;
            border-radius: 10px;
            border: 1px solid #e0e6ed;
            padding: 10px 15px;
            display: flex;
            align-items: center;
        }
        
        .health-diagnosis-search-icon {
            margin-right: 10px;
            color: #9aa8bd;
        }
        
        .health-diagnosis-search-input {
            border: none;
            flex-grow: 1;
            font-size: 16px;
            outline: none;
            color: #2c3e50;
        }
        
        .health-diagnosis-categories {
            padding: 0 20px;
        }
        
        .health-diagnosis-section-title {
            font-size: 18px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 10px;
        }
        
        .health-diagnosis-category-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 10px;
        }
        
        .health-diagnosis-category {
            background-color: white;
            border: 1px solid #e0e6ed;
            border-radius: 10px;
            padding: 15px 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            text-decoration: none;
        }
        
        .health-diagnosis-category-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 10px;
            font-size: 20px;
        }
        
        .health-diagnosis-category-name {
            font-size: 14px;
            color: #2c3e50;
        }
        
        .health-diagnosis-heart {
            background-color: #ffebee;
            color: #e53935;
        }
        
        .health-diagnosis-lung {
            background-color: #e8f5e9;
            color: #43a047;
        }
        
        .health-diagnosis-brain {
            background-color: #e3f2fd;
            color: #1e88e5;
        }
        
        .health-diagnosis-bone {
            background-color: #fff3e0;
            color: #f57c00;
        }
        
        .health-diagnosis-recent {
            padding: 20px;
        }
        
        .health-diagnosis-card {
            background-color: white;
            border: 1px solid #e0e6ed;
            border-radius: 10px;
            padding: 15px;
            margin-bottom: 20px;
            position: relative;
        }
        
        .health-diagnosis-card::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 8px;
            background-color: #4a6fdc;
            border-top-left-radius: 10px;
            border-bottom-left-radius: 10px;
        }
        
        .health-diagnosis-card-title {
            font-size: 16px;
            font-weight: bold;
            color: #2c3e50;
            margin-bottom: 5px;
            margin-left: 15px;
        }
        
        .health-diagnosis-card-detail {
            font-size: 14px;
            color: #7f8c8d;
            margin-bottom: 5px;
            margin-left: 15px;
        }
        
        .health-diagnosis-card-date {
            font-size: 12px;
            color: #95a5a6;
            margin-left: 15px;
        }
        
        .health-diagnosis-detail-button {
            position: absolute;
            right: 15px;
            top: 15px;
            background-color: #e3f2fd;
            color: #1e88e5;
            border-radius: 15px;
            padding: 5px 10px;
            font-size: 12px;
            text-decoration: none;
        }
        
        .health-diagnosis-add-button {
            position: fixed;
            bottom: 100px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 60px;
            background-color: #4a6fdc;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 30px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
            text-decoration: none;
            z-index: 100;
        }
        
        .health-diagnosis-nav {
            background-color: white;
            border-top: 1px solid #e0e6ed;
            display: flex;
            justify-content: space-around;
            padding: 15px 0;
        }
        
        .health-diagnosis-nav-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-decoration: none;
        }
        
        .health-diagnosis-nav-icon {
            width: 24px;
            height: 24px;
            background-color: #f5f7fa;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 5px;
            font-size: 18px;
        }
        
        .health-diagnosis-nav-text {
            font-size: 14px;
        }
        
        .health-diagnosis-nav-active {
            color: #4a6fdc;
        }
        
        .health-diagnosis-nav-inactive {
            color: #95a5a6;
        }
        
        /* モーダル関連のスタイル */
        .health-diagnosis-modal {
            display: none;
            position: fixed;
            z-index: 200;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: auto;
            background-color: rgba(0,0,0,0.4);
        }
        
        .health-diagnosis-modal-content {
            background-color: #fefefe;
            margin: 15% auto;
            padding: 20px;
            border: 1px solid #888;
            width: 80%;
            max-width: 500px;
            border-radius: 10px;
        }
        
        .health-diagnosis-modal-close {
            color: #aaa;
            float: right;
            font-size: 28px;
            font-weight: bold;
            cursor: pointer;
        }
        
        .health-diagnosis-form-group {
            margin-bottom: 15px;
        }
        
        .health-diagnosis-form-group label {
            display: block;
            margin-bottom: 5px;
            font-weight: bold;
        }
        
        .health-diagnosis-form-group input,
        .health-diagnosis-form-group select,
        .health-diagnosis-form-group textarea {
            width: 100%;
            padding: 8px;
            border: 1px solid #e0e6ed;
            border-radius: 5px;
        }
        
        .health-diagnosis-form-group textarea {
            height: 100px;
        }
        
        .health-diagnosis-submit-button {
            background-color: #4a6fdc;
            color: white;
            border: none;
            padding: 10px 15px;
            border-radius: 5px;
            cursor: pointer;
        }
        
        /* レスポンシブデザイン */
        @media (max-width: 480px) {
            .health-diagnosis-container {
                width: 100%;
                max-width: 100%;
                border-radius: 0;
            }
            
            .health-diagnosis-category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .health-diagnosis-modal-content {
                width: 90%;
                margin: 10% auto;
            }
        }