:root {
        --primary: #2563eb;
        --secondary: #64748b;
        --border: #e2e8f0;
        --text-main: #1e293b;
        --danger: #dc2626;
    }

    .clinical-wrapper {
        display: grid;
        grid-template-columns: 280px 1fr;
        height: 92vh;
        background: #fff;
        border: 1px solid var(--border);
        border-radius: 8px;
        overflow: hidden;
    }

    /* Left Sidebar */
    .sidebar-list {
        border-right: 1px solid var(--border);
        display: flex;
        flex-direction: column;
        background: #fdfdfd;
    }

    .sidebar-header {
        padding: 12px 15px;
        background: #f1f5f9;
        font-weight: 800;
        font-size: 0.75rem;
        color: #475569;
        text-transform: uppercase;
        border-bottom: 1px solid var(--border);
    }

    .patient-item {
        padding: 12px 15px;
        border-bottom: 1px solid #f1f5f9;
        cursor: pointer;
    }
    .patient-item:hover { background: #f0f7ff; }
    .patient-item.active { background: #e0efff; border-left: 4px solid var(--primary); }
    .patient-item b { display: block; font-size: 0.9rem; color: var(--primary); }
    .patient-item span { font-size: 0.75rem; color: var(--secondary); }

    /* Right Workspace */
    .workspace {
        display: flex;
        flex-direction: column;
        overflow-y: auto;
    }

    /* Patient Header - Right Top */
    .workspace-header {
        background: #f8fafc;
        padding: 15px 20px;
        border-bottom: 1px solid var(--border);
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 12px;
    }

    .h-box { font-size: 0.8rem; }
    .h-box b { color: var(--secondary); display: block; font-size: 0.65rem; text-transform: uppercase; margin-bottom: 2px; }
    .h-box span { font-weight: 700; color: var(--text-main); }

    .form-body { padding: 20px; }

    /* Lab Test Grid */
    .lab-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 15px;
    }

    .lab-cat {
        background: #fff;
        border: 1px solid #f1f5f9;
        padding: 12px;
        border-radius: 6px;
        box-shadow: 0 1px 2px rgba(0,0,0,0.02);
    }

    .lab-cat h4 {
        font-size: 0.75rem;
        color: var(--primary);
        border-bottom: 1px solid #edf2f7;
        padding-bottom: 5px;
        margin: 0 0 10px 0;
        text-transform: uppercase;
        letter-spacing: 0.02em;
    }

    .check-item {
        display: flex;
        align-items: center;
        font-size: 0.8rem;
        margin-bottom: 5px;
        cursor: pointer;
        color: #4b5563;
    }
    .check-item input { margin-right: 8px; cursor: pointer; }

    .notes-input {
        width: 100%;
        height: 70px;
        border: 1px solid var(--border);
        border-radius: 6px;
        padding: 10px;
        margin-bottom: 20px;
        font-family: inherit;
        font-size: 0.9rem;
    }

    .save-area {
        margin-top: 30px;
        text-align: right;
        padding: 20px 0;
        border-top: 1px solid #eee;
    }

    .btn-save {
        background: var(--primary);
        color: white;
        border: none;
        padding: 12px 50px;
        border-radius: 6px;
        font-weight: bold;
        cursor: pointer;
        font-size: 1rem;
    }

    .inj-input {
        width: 100%;
        padding: 8px;
        border: 1px solid #ddd;
        border-radius: 4px;
        font-size: 0.8rem;
        margin-top: 5px;
    }