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auto;padding:20px}.search-container{background:#f9f9f9;border-radius:8px;padding:24px;margin-bottom:24px;box-shadow:0 2px 8px #0000001a}.search-box input{flex:1;padding:10px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;font-family:inherit}.search-box input:focus{outline:none;border-color:#06c;box-shadow:0 0 0 3px #0066cc1a}.search-box input:disabled{background-color:#f0f0f0;cursor:not-allowed}.search-box button{padding:10px 20px;background-color:#06c;color:#fff;border:none;border-radius:4px;cursor:pointer;font-size:14px;font-weight:500;transition:background-color .2s}.search-box button:hover:not(:disabled){background-color:#0052a3}.search-box button:disabled{background-color:#ccc;cursor:not-allowed}.result-success{background:#f0f8ff;border:1px solid #0066cc;border-radius:8px;padding:20px}.result-success h3{margin:0 0 16px;color:#06c;font-size:16px}.student-card{background:#fff;border-radius:4px;padding:12px;border:1px solid #ddd}.card-row .label{font-weight:600;color:#555;min-width:100px;margin-right:12px}.card-row .value{color:#333;word-break:break-word;flex:1}.result-error{background:#fff5f5;border:1px solid #f5222d;border-radius:8px;padding:16px;color:#f5222d;font-size:14px}.student-list{display:flex;flex-direction:column;gap:24px}.form-section{background:#f9f9f9;border-radius:8px;padding:24px;box-shadow:0 2px 8px #0000001a}.form-section h2{margin:0 0 24px;color:#333;font-size:20px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;color:#333;font-size:14px;font-weight:500}.form-input{width:100%;padding:10px 12px;border:1px solid #ddd;border-radius:4px;font-size:14px;font-family:inherit;box-sizing:border-box}.form-input:focus{outline:none;border-color:#06c;box-shadow:0 0 0 3px #0066cc1a}.csv-upload-section{display:flex;gap:12px;align-items:center}.file-input{display:none}.upload-button{padding:10px 16px;background-color:#f0f0f0;color:#333;border:1px solid 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16px;color:#52c41a;font-size:16px}.teacher-card{background:#fff;border-radius:4px;padding:12px;border:1px solid #eee}.card-row{display:flex;padding:8px 0;border-bottom:1px solid #f0f0f0;font-size:14px}.card-row:last-child{border-bottom:none}.card-row .label{font-weight:600;color:#262626;min-width:100px;margin-right:12px}.card-row .value{color:#595959;word-break:break-word;flex:1}.result-error{background:#fff1f0;border:1px solid #ffccc7;border-radius:8px;padding:16px;color:#ff4d4f;font-size:14px}.result-error p{margin:0}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{background-color:#f5f5f5;color:#333}#root{width:100%;height:100vh}