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var(--accent);outline-offset:1px}.qnb.cr{background:var(--success-dim);border-color:var(--success);color:var(--success)}.qnb.wr{background:var(--danger-dim);border-color:var(--danger);color:var(--danger)}.pb{background:var(--surface2);border-radius:3px;height:6px;overflow:hidden}.pb-fill{border-radius:3px;height:100%;transition:width .5s}.timer{background:var(--surface2);border:1px solid var(--border);color:var(--text);border-radius:6px;padding:6px 14px;font-family:Courier New,monospace;font-size:18px;font-weight:700}.timer.warn{color:var(--warn);border-color:var(--warn)}.timer.danger{color:var(--danger);border-color:var(--danger);animation:1s infinite timerPulse}.fc-scene{perspective:1000px;cursor:pointer}.fc-inner{width:100%;height:100%;transform-style:preserve-3d;transition:transform .5s cubic-bezier(.4,0,.2,1);position:relative}.fc-inner.flip{transform:rotateY(180deg)}.fc-face{backface-visibility:hidden;border-radius:var(--radius);text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:24px;display:flex;position:absolute;inset:0}.fc-front{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow)}.fc-back{background:var(--accent);color:#fff;transform:rotateY(180deg)}.tgl{background:var(--border);cursor:pointer;border:none;border-radius:11px;flex-shrink:0;width:38px;height:22px;transition:background .2s;position:relative}.tgl.on{background:var(--accent)}.tgl:after{content:"";background:#fff;border-radius:50%;width:16px;height:16px;transition:left .2s;position:absolute;top:3px;left:3px}.tgl.on:after{left:19px}.role-pill{border-radius:20px;padding:2px 8px;font-size:11px;font-weight:700}.role-pill.admin{background:var(--danger);color:#fff}.role-pill.editor{background:var(--warn);color:#fff}.role-pill.student{background:var(--accent);color:#fff}.badge{border-radius:20px;align-items:center;padding:2px 9px;font-size:11px;font-weight:600;display:inline-flex}.pass{background:var(--success-dim);color:var(--success)}.fail{background:var(--danger-dim);color:var(--danger)}@keyframes timerPulse{0%,to{opacity:1}50%{opacity:.6}}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}@media (max-width:768px){:root{--sw:58px}.logo-title,.ni-lbl,.nav-sec,.user-info{display:none}.login-card{padding:24px 20px}.page{padding:16px}.adm-stat-row{gap:10px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}