*{box-sizing:border-box}html{font-size:62.5%}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f6f7f9;color:#1f2937}a{color:inherit}button,input{font:inherit}.page{min-height:100vh;padding:1.6rem;max-width:72rem;margin:0 auto}.card{background:#fff;border:1px solid #d6dce5;border-radius:1.2rem;padding:1.6rem;box-shadow:0 1px 4px #0000000a}.stack{display:grid;gap:1.2rem}.row{display:flex;gap:1rem;flex-wrap:wrap}.field{display:grid;gap:.4rem}.label{font-size:1.3rem;color:#4b5563}.input{width:100%;padding:1.2rem;border:1px solid #cbd5e1;border-radius:.8rem;min-height:4.4rem}.button{border:0;border-radius:.8rem;padding:1.2rem 1.6rem;min-height:4.4rem;background:#155eef;color:#fff;font-weight:700;cursor:pointer}.button.secondary{background:#e5eefc;color:#0f172a}.button.ghost{background:transparent;color:#155eef;border:1px solid #155eef}.button.danger{background:#dc2626}.button:disabled{opacity:.6;cursor:not-allowed}.error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b;padding:1rem 1.2rem;border-radius:.8rem}.muted{color:#6b7280}.title{font-size:2rem;margin:0}.subtle{font-size:1.4rem;color:#6b7280}.list{display:grid;gap:1rem}.item{padding:1.2rem;border:1px solid #e5e7eb;border-radius:.9rem;background:#fff}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:.3rem .8rem;font-size:1.2rem;font-weight:700;background:#e0f2fe;color:#075985}.badge.warn{background:#fef3c7;color:#92400e}.badge.ok{background:#dcfce7;color:#166534}.badge.bad{background:#fee2e2;color:#991b1b}.codebox{font-size:4rem;letter-spacing:.4rem;text-align:center;padding:2rem;border:2px dashed #155eef;border-radius:1.2rem;background:#eff6ff}.warn-box{background:#fffbeb;border:1px solid #fcd34d;color:#92400e;padding:1rem 1.2rem;border-radius:.8rem;font-size:1.4rem}@media(min-width:768px){.page{padding:2.4rem}}.proctor-layout{display:flex;flex-direction:column;min-height:100vh}.proctor-header{background:#155eef;color:#fff;flex-shrink:0}.proctor-header-inner{display:flex;align-items:center;gap:1.6rem;padding:0 1.6rem;height:5.6rem}.proctor-header-title{color:#fff;text-decoration:none;font-size:1.8rem;font-weight:700;white-space:nowrap}.proctor-header-nav{display:flex;gap:1.2rem;flex:1}.proctor-nav-link{color:#ffffffd9;text-decoration:none;font-size:1.4rem;padding:.4rem .8rem;border-radius:.4rem}.proctor-nav-link:hover{color:#fff;background:#ffffff26}.proctor-header-right{display:flex;align-items:center;gap:1.2rem;margin-left:auto}.proctor-header-user{font-size:1.4rem;color:#ffffffe6;white-space:nowrap}.proctor-logout-btn{border:1px solid rgba(255,255,255,.6);border-radius:.6rem;padding:.6rem 1.2rem;background:transparent;color:#fff;font-size:1.4rem;font-weight:700;cursor:pointer;line-height:1;white-space:nowrap}.proctor-logout-btn:hover{background:#ffffff26}.proctor-main{flex:1}