:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#202124;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--accent:#673ab7;--accent-dark:#4a2490;--line:#dadce0;--muted:#5f6368;background:#f4f2fa;font-family:Inter,Segoe UI,system-ui,-apple-system,BlinkMacSystemFont,sans-serif}*{box-sizing:border-box}body{background:#f4f2fa;min-width:320px;min-height:100vh;margin:0}button,input,textarea{font:inherit}.exam-app,.teacher-app{min-height:100vh;padding:28px 16px 48px}.exam-container{width:min(760px,100%);margin:0 auto}.exam-header,.exam-question-card,.teacher-header-card,.teacher-controls,.table-card{border:1px solid var(--line);background:#fff;border-radius:8px}.exam-header{margin-bottom:12px;overflow:hidden}.exam-header:before{content:"";background:var(--accent);height:10px;display:block}.exam-title-bar{padding:26px 28px 0}h1{color:#202124;margin:0;font-size:30px;font-weight:500;line-height:1.2}.exam-description{color:var(--muted);margin:12px 28px 24px;font-size:14px;line-height:1.5}.exam-form{gap:12px;display:grid}.exam-question-card{border-left:6px solid #0000;padding:24px 28px 22px}.exam-question-card:focus-within{border-left-color:var(--accent)}.exam-q-text{color:#202124;margin-bottom:18px;font-size:16px;font-weight:500;line-height:1.45;display:block}.req{color:#d93025}.exam-input{color:#202124;resize:vertical;background:0 0;border:0;border-bottom:1px solid #80868b;border-radius:0;outline:none;width:100%;min-height:44px;padding:8px 2px}textarea.exam-input{line-height:1.5}.exam-input:focus{border-bottom:2px solid var(--accent)}.exam-footer{justify-content:flex-start;padding:4px 0 0;display:flex}.exam-submit,.link-button,.sort-btn{cursor:pointer;border:0;border-radius:4px;justify-content:center;align-items:center;gap:8px;min-height:40px;font-weight:600;display:inline-flex}.exam-submit{color:#fff;background:var(--accent);padding:0 24px}.exam-submit:hover:not(:disabled){background:var(--accent-dark)}.exam-submit:disabled{cursor:not-allowed;opacity:.55}.link-button{color:var(--accent);background:#f3edff;margin:0 28px 28px;padding:0 18px}.submission-message{border-radius:6px;margin:0 28px 22px;padding:12px 14px;font-size:14px}.submission-message.is-error{color:#b3261e;background:#fce8e6}.submission-message.is-submitting{color:#174ea6;background:#e8f0fe}.success-card{text-align:left}.success-copy{color:#188038;font-size:16px}.teacher-login-container{max-width:540px}.teacher-container{width:min(1180px,100%);margin:0 auto}.teacher-header-card{border-top:10px solid var(--accent);justify-content:space-between;align-items:center;gap:18px;padding:22px 24px;display:flex}.teacher-header-card p{color:var(--muted);margin:8px 0 0}.connection-bar{color:var(--muted);white-space:nowrap;align-items:center;gap:8px;display:inline-flex}.connection-dot{background:#fbbc04;border-radius:50%;width:10px;height:10px}.connection-dot.is-connected{background:#188038}.connection-dot.is-disconnected{background:#d93025}.teacher-controls{flex-wrap:wrap;align-items:flex-end;gap:12px;margin:14px 0;padding:16px;display:flex}.teacher-controls label{color:var(--muted);gap:6px;font-size:13px;font-weight:600;display:grid}.teacher-controls input{border:1px solid var(--line);color:#202124;background:#fff;border-radius:4px;min-height:40px;padding:0 10px}.sort-btn{border:1px solid var(--line);color:#202124;background:#fff;min-height:40px;padding:0 14px}.sort-btn:hover{border-color:var(--accent);color:var(--accent-dark)}.table-card{overflow:hidden}.responses-table-wrap{max-height:calc(100vh - 230px);overflow:auto}.responses-table{border-collapse:collapse;table-layout:fixed;width:100%;min-width:1320px}.responses-table th,.responses-table td{text-align:left;vertical-align:top;word-break:break-word;border-bottom:1px solid #edf0f3;padding:12px 14px;font-size:13px;line-height:1.45}.responses-table th{z-index:1;color:#3c4043;background:#f8fafd;font-weight:700;position:sticky;top:0}.responses-table th:first-child,.responses-table td:first-child{width:150px}.submitted-cell{color:var(--muted);white-space:normal}.empty-cell{height:120px;color:var(--muted);text-align:center!important;vertical-align:middle!important}@media (width<=700px){.exam-app,.teacher-app{padding:14px 10px 36px}.exam-title-bar,.exam-question-card{padding-left:18px;padding-right:18px}h1{font-size:24px}.exam-description,.submission-message,.link-button{margin-left:18px;margin-right:18px}.teacher-header-card{flex-direction:column;align-items:flex-start}.teacher-controls{flex-direction:column;align-items:stretch}.teacher-controls input,.sort-btn{width:100%}.responses-table-wrap{max-height:none}}