.demo-page{max-width:960px;margin:0 auto;padding:3rem 1.5rem 4rem}.demo-page__header{text-align:center;margin-bottom:2.5rem}.demo-page__h1{margin:0 0 .75rem;font-size:clamp(2rem,4vw,2.8rem);font-weight:800;line-height:1.1}.demo-page__sub{color:var(--ink-500);max-width:440px;margin:0 auto;font-size:1.05rem;line-height:1.5}.demo-shell{grid-template-columns:minmax(0,1fr) 220px;align-items:start;gap:32px;display:grid}.demo-flow{min-width:0}.demo-stepper{justify-content:flex-start;align-items:center;gap:0;margin-bottom:1.25rem;display:flex}.demo-stepper__tab{color:var(--ink-500);cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:8px;padding:8px 16px;font-size:.9rem;font-weight:500;transition:background .15s,color .15s;display:flex}.demo-stepper__tab:hover{background:var(--paper-muted)}.demo-stepper__tab--active{background:var(--brand-100);color:var(--brand-600)}.demo-stepper__tab--done{color:#166534}.demo-stepper__badge{background:var(--secondary-bg);width:26px;height:26px;color:var(--ink-500);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:.8rem;font-weight:700;display:inline-flex}.demo-stepper__tab--active .demo-stepper__badge{background:var(--brand-600);color:#fff}.demo-stepper__tab--done .demo-stepper__badge{color:#166534;background:#dcfce7}.demo-stepper__line{background:var(--border);flex:1;min-width:16px;max-width:40px;height:2px}.demo-card{border:1px solid var(--border);background:var(--paper);box-shadow:var(--card-shadow);border-radius:14px;overflow:hidden}.demo-card--scenario{border-color:color-mix(in srgb,var(--brand-200,#bfdbfe)54%,var(--border))}.demo-card__bar{border-bottom:1px solid var(--border);background:var(--paper-muted);justify-content:space-between;align-items:center;padding:12px 28px;display:flex}.demo-card__pill{color:var(--ink-500);text-transform:uppercase;letter-spacing:.04em;align-items:center;gap:6px;font-size:.8rem;font-weight:600;display:inline-flex}.demo-card__pill--recording{color:var(--error);animation:1s infinite demo-pulse}.demo-card__pill--green{border-radius:var(--radius-pill);color:#fff;text-transform:none;letter-spacing:0;background:#059669;padding:4px 12px}@keyframes demo-pulse{0%,to{opacity:1}50%{opacity:.6}}.demo-card__timer{color:var(--ink-400);font-variant-numeric:tabular-nums;font-size:.85rem;font-weight:600}.demo-card__body{padding:1.75rem}.demo-card__body--centered{text-align:center;flex-direction:column;align-items:center;padding:40px 28px;display:flex}.demo-scenario-brief{border-bottom:1px solid color-mix(in srgb,var(--brand-200,#bfdbfe)44%,var(--border));background:linear-gradient(180deg,color-mix(in srgb,var(--brand-100)72%,var(--paper)),color-mix(in srgb,var(--brand-50)58%,var(--paper)));box-shadow:inset 4px 0 0 var(--brand-500);padding:24px 28px}.demo-scenario-brief__label{letter-spacing:.14em;text-transform:uppercase;color:var(--brand-700);margin-bottom:.8rem;font-size:.76rem;font-weight:800;display:inline-block}.demo-scenario-brief__text{max-width:44rem;color:var(--ink-800);margin:0;font-size:.98rem;font-weight:600;line-height:1.62}.demo-card__stem{color:var(--ink-700);margin:0 0 1.25rem;font-size:.96rem;line-height:1.62}.demo-card__stem-sm{color:var(--ink-700);max-width:480px;margin:0 0 1.5rem;font-size:.95rem;line-height:1.42}.demo-question-row{grid-template-columns:56px minmax(0,1fr) 56px;align-items:start;gap:18px;display:grid}.demo-card__qcard{border:1px solid color-mix(in srgb,var(--border)88%,#d8e2ee);background:color-mix(in srgb,var(--paper)99%,#fbfdff);color:var(--ink-800);border-radius:24px;flex-direction:column;gap:.85rem;padding:1.2rem 1.4rem 1.45rem;display:flex;overflow:hidden;box-shadow:0 12px 28px #0f172a0a}.demo-question-progress{min-height:1.5rem;color:var(--ink-500);justify-content:center;align-items:center;gap:.7rem;display:flex}.demo-question-dots{align-items:center;gap:.45rem;display:inline-flex}.demo-question-dot{background:color-mix(in srgb,var(--ink-300)82%,var(--paper));width:.68rem;height:.68rem;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--border)78%,transparent);border-radius:50%}.demo-question-dot--active{background:color-mix(in srgb,var(--brand-500)78%,white 22%);box-shadow:0 0 0 4px color-mix(in srgb,var(--brand-100)56%,transparent)}.demo-question-progress__label{color:var(--ink-500);white-space:nowrap;font-size:.86rem;font-weight:700}.demo-card__q-text{color:var(--ink-800);margin:0;padding:0 .2rem;font-size:.98rem;font-weight:600;line-height:1.64}.demo-question-nav{border:1px solid color-mix(in srgb,var(--border)86%,#d7dfea);background:color-mix(in srgb,var(--paper)94%,#f7f9fc);width:56px;height:56px;box-shadow:0 10px 22px color-mix(in srgb,var(--ink-900)8%,transparent);color:color-mix(in srgb,var(--ink-700)76%,var(--ink-900)24%);border-radius:999px;justify-content:center;align-items:center;font-size:2rem;line-height:1;display:inline-flex}.demo-question-nav--disabled{opacity:.4;box-shadow:none}.demo-card__primary-actions{justify-content:center;margin-top:1.5rem;display:flex}.demo-card__primary-actions>button,.demo-card__primary-actions .demo-start-question-btn{width:100%}.demo-start-question-btn{background:linear-gradient(135deg,var(--success-bright,#16a34a),color-mix(in srgb,var(--success,#166534)82%,#000 18%));color:#f8fafc;min-width:15rem;box-shadow:0 12px 24px color-mix(in srgb,var(--success-bright,#16a34a)30%,transparent)}.demo-start-question-btn:hover:not(:disabled){background:linear-gradient(135deg,color-mix(in srgb,var(--success-bright,#16a34a)88%,#fff 12%),color-mix(in srgb,var(--success,#166534)88%,#000 12%))}.demo-card__footer{border-top:1px solid var(--border);flex-wrap:wrap;justify-content:flex-end;gap:.75rem;padding:1rem 1.75rem;display:flex}.demo-card__footer--split{justify-content:space-between}.demo-record-area{flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;margin-bottom:12px;display:flex}.demo-submit-answer-btn{background:var(--button-bg);min-height:40px;color:var(--button-text);border-radius:12px;padding:10px 18px}.demo-submit-wrap{text-align:center;flex-direction:column;align-items:center;gap:5px;min-width:min(100%,13.5rem);display:inline-flex}.demo-submit-wrap .demo-submit-answer-btn{width:100%}.demo-record-status{color:var(--error);font-weight:700}.demo-waveform{align-items:center;gap:4px;height:26px;display:flex}.demo-waveform__bar{background:#f0525f;border-radius:2px;width:4px;animation:.6s ease-in-out infinite alternate demo-bar}.demo-record-timer{color:var(--ink-900);font-variant-numeric:tabular-nums;margin:0 0 20px;font-weight:700}.demo-type-answer-btn{color:var(--brand-600);text-underline-offset:.12em;background:0 0;border:none;padding:0;font-size:.85rem;font-weight:600;text-decoration:underline}@keyframes demo-bar{0%{transform:scaleY(.4)}to{transform:scaleY(1)}}.demo-fb-section{border-radius:10px;margin-bottom:12px;padding:14px 16px}.demo-fb-section--strength{background:#ecfdf5;border:1px solid #a7f3d0}.demo-fb-section--missed{background:#fef2f2;border:1px solid #fecaca}.demo-fb-header{align-items:center;gap:8px;margin-bottom:8px;display:flex}.demo-fb-icon{border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;font-size:.7rem;font-weight:800;display:flex}.demo-fb-icon--green{color:#059669;background:#a7f3d0}.demo-fb-icon--red{color:#dc2626;background:#fecaca}.demo-fb-section ul{color:var(--ink-700);margin:0;padding:0 0 0 20px;font-size:.9rem;line-height:1.6}.demo-fb-divider{background:var(--border);height:1px;margin:16px 0}.demo-model-answer__header{align-items:center;gap:10px;margin-bottom:14px;font-size:.95rem;font-weight:700;display:flex}.demo-model-answer__track{background:var(--border);border-radius:4px;flex:1;height:8px;overflow:hidden}.demo-model-answer__fill{background:var(--ink-900);border-radius:4px;height:100%;transition:width .5s;display:block}.demo-model-answer__pct{font-variant-numeric:tabular-nums;color:var(--ink-500);font-size:.85rem}.demo-ma-list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.demo-ma-item{color:var(--ink-700);align-items:flex-start;gap:10px;font-size:.88rem;line-height:1.5;display:flex}.demo-ma-badge{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;margin-top:2px;font-size:.65rem;font-weight:800;display:flex}.demo-ma-badge--covered{color:#059669;background:#a7f3d0}.demo-ma-badge--missed{color:#dc2626;background:#fecaca}.demo-ma-item--missed{opacity:.7}.demo-station-summary{border:1px solid var(--border);border-radius:12px;justify-content:space-between;align-items:flex-start;gap:16px;padding:16px 18px;display:flex}.demo-station-summary__label{letter-spacing:.03em;text-transform:uppercase;color:var(--ink-500);margin:0 0 6px;font-size:.76rem;font-weight:700}.demo-station-summary__score{color:var(--ink-900);margin:0;font-size:2rem;font-weight:800;line-height:1}.demo-station-summary__score span{color:var(--ink-500);margin-left:4px;font-size:1rem;font-weight:700}.demo-station-summary__meta{color:var(--ink-400);text-align:right;margin:2px 0 0;font-size:.82rem;font-weight:600}.demo-station-action{background:#eff6ff;border:1px solid #bfdbfe;border-radius:12px;margin-top:14px;padding:14px 16px}.demo-station-action__label{letter-spacing:.03em;text-transform:uppercase;color:#1d4ed8;margin:0 0 6px;font-size:.76rem;font-weight:700}.demo-station-action__text{color:var(--ink-800);margin:0;font-size:.92rem;font-weight:600;line-height:1.6}.demo-station-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:14px;display:grid}.demo-station-domain{background:var(--paper);border:1px solid var(--border);border-radius:12px;padding:14px 16px}.demo-station-domain__header{justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:8px;display:flex}.demo-station-domain__header strong{color:var(--ink-900);font-size:.92rem}.demo-station-domain__header span{color:var(--ink-500);flex-shrink:0;font-size:.82rem;font-weight:700}.demo-station-domain p{color:var(--ink-700);margin:0;font-size:.84rem;line-height:1.6}.demo-review-wrap{margin-top:12px}.demo-review-toggle{all:unset;border:1.5px solid var(--border);color:var(--ink-600,#4b5563);cursor:pointer;border-radius:20px;align-items:center;gap:4px;padding:5px 13px;font-size:.8rem;font-weight:600;transition:background .15s,border-color .15s;display:inline-flex}.demo-review-toggle:hover,.demo-review-toggle:focus-visible{background:var(--paper-muted);border-color:var(--ink-400,#9ca3af);outline-offset:2px;outline:2px solid #6366f159}.demo-review-panel{border:1.5px solid var(--border);background:var(--paper-muted);border-radius:12px;margin-top:8px;padding:12px 14px 8px}.demo-review-score-row{justify-content:flex-end;margin-bottom:8px;display:flex}.demo-review-score{color:var(--ink-500);background:#94a3b81f;border-radius:10px;padding:2px 9px;font-size:.75rem;font-weight:700}.demo-review-list{flex-direction:column;gap:3px;margin:0;padding:0;list-style:none;display:flex}.demo-review-line{cursor:pointer;-webkit-user-select:none;user-select:none;border:1.5px solid #0000;border-radius:7px;align-items:flex-start;gap:9px;padding:8px 10px;transition:background .12s;display:flex}.demo-review-line:hover{background:#94a3b81a}.demo-review-line:focus-visible{outline-offset:1px;outline:2px solid #6366f166}.demo-review-line--ticked{background:color-mix(in srgb,var(--success-bright,#22c55e)12%,transparent);border-color:color-mix(in srgb,var(--success-bright,#22c55e)28%,transparent)}.demo-review-check{color:var(--ink-400);text-align:center;flex-shrink:0;width:16px;margin-top:1px;font-size:.85rem}.demo-review-line--ticked .demo-review-check{color:var(--success-bright,#22c55e);font-weight:700}.demo-review-text{color:var(--ink-700);font-size:.82rem;line-height:1.45}.demo-review-line--ticked .demo-review-text{color:var(--ink-900);font-weight:600}.demo-review-disclaimer{color:var(--ink-400);margin:8px 0 2px;font-size:.7rem;font-style:italic}.demo-review-row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.demo-annotation{color:var(--ink-400,#9ca3af);margin:0;font-size:.72rem;font-style:italic;line-height:1.4}.demo-start-wrap{text-align:center;flex-direction:column;align-items:center;gap:5px;width:min(100%,18rem);display:flex}.demo-side-rail{gap:12px;display:grid;position:sticky;top:84px}.demo-side-card{border:1px solid var(--border);background:var(--paper);box-shadow:var(--card-shadow);border-radius:14px}.demo-progress-card{padding:14px 16px}.demo-side-card__title{color:var(--ink-900);letter-spacing:.04em;text-transform:uppercase;margin:0 0 4px;font-size:.94rem;font-weight:800}.demo-side-card__time{color:var(--ink-900);margin:0 0 4px;font-size:.85rem;font-weight:700}.demo-side-card__link{color:var(--brand-600);background:0 0;border:none;padding:0;font-size:.76rem;font-weight:800}.demo-side-card__hint{color:var(--ink-400);margin:6px 0 0;font-size:.72rem;font-style:italic;line-height:1.42}.demo-tip-card{grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;min-height:58px;padding:12px 14px;display:grid}.demo-tip-card__icon{color:#d97706;background:#fef3c7;border-radius:999px;justify-content:center;align-items:center;width:30px;height:30px;font-size:.85rem;font-weight:800;display:inline-flex}.demo-tip-card__label{color:var(--ink-900);font-size:.95rem;font-weight:800}.demo-tip-card__chevron{color:var(--ink-500);font-size:1rem}body[data-theme=dark] .demo-scenario-brief{background:linear-gradient(180deg,color-mix(in srgb,var(--brand-100)78%,var(--paper)),color-mix(in srgb,var(--brand-50)34%,var(--paper)))}body[data-theme=dark] .demo-card__qcard,body[data-theme=dark] .demo-question-nav{background:color-mix(in srgb,var(--paper)88%,transparent)}body[data-theme=dark] .demo-side-card{background:color-mix(in srgb,var(--paper)92%,transparent);border-color:var(--border-soft)}body[data-theme=dark] .demo-review-toggle{color:var(--ink-400);border-color:#94a3b840}body[data-theme=dark] .demo-review-panel{background:color-mix(in srgb,var(--paper)90%,transparent);border-color:#94a3b833}body[data-theme=dark] .demo-review-text{color:var(--ink-500)}body[data-theme=dark] .demo-review-line--ticked .demo-review-text{color:var(--ink-100,#f1f5f9)}body[data-theme=dark] .demo-station-summary{background:color-mix(in srgb,var(--paper)88%,transparent);border-color:var(--border-soft)}body[data-theme=dark] .demo-station-summary__score{color:var(--ink-100,#f1f5f9)}body[data-theme=dark] .demo-station-action{background:#2563eb1f;border-color:#60a5fa47}body[data-theme=dark] .demo-station-action__label{color:#93c5fd}body[data-theme=dark] .demo-station-action__text{color:var(--ink-100,#f1f5f9)}body[data-theme=dark] .demo-station-domain{border-color:var(--border-soft);background:#94a3b80d}body[data-theme=dark] .demo-station-domain__header strong{color:var(--ink-100,#f1f5f9)}body[data-theme=dark] .demo-station-domain p{color:var(--ink-500)}.demo-page__cta{justify-content:center;gap:12px;margin-top:2.5rem;display:flex}.demo-panel-wrap{min-height:300px}@media (max-width:820px){.demo-shell{grid-template-columns:1fr;gap:16px}.demo-side-rail{order:-1;grid-template-columns:minmax(0,1fr) minmax(0,1fr);position:static}}@media (max-width:640px){.demo-page{padding-inline:1rem}.demo-stepper__label{display:none}.demo-card__body,.demo-scenario-brief{padding:1.25rem}.demo-question-row{grid-template-columns:42px minmax(0,1fr) 42px;gap:10px}.demo-question-nav{width:42px;height:42px;font-size:1.5rem}.demo-card__qcard{border-radius:20px;gap:.7rem;padding:.95rem .9rem 1.15rem}.demo-question-progress{flex-direction:column;gap:.4rem}.demo-card__q-text{padding:0 .1rem;font-size:.9rem}.demo-card__body--centered{padding:32px 20px}.demo-side-rail{grid-template-columns:1fr}.demo-card__footer--split{justify-content:stretch}.demo-card__footer--split>button,.demo-card__footer--split a,.demo-card__footer--split a>button{width:100%}.demo-page__cta{flex-direction:column}.demo-page__cta a,.demo-page__cta button{width:100%}.demo-station-summary{flex-direction:column}.demo-station-summary__meta{text-align:left}.demo-station-grid{grid-template-columns:1fr}}