:root{--canvas:#f4f6f8;--surface:#fff;--ink:#17212b;--muted:#5d6875;--line:#d9e0e7;--accent:#0b6e69;--accent-ink:#075752;--focus:#72b7b2;--error:#b42318;color:var(--ink);background:var(--canvas);font-synthesis:none;font-family:system-ui,-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Noto Sans KR,sans-serif}*{box-sizing:border-box}body{min-width:320px;margin:0}button{font:inherit}.shell{width:min(100% - 40px,680px);min-height:100dvh;margin:0 auto;padding:64px 0}.progress-header{justify-content:space-between;align-items:end;gap:16px;margin-bottom:12px;display:flex}.eyebrow,.task-label{color:var(--accent);letter-spacing:.08em;text-transform:uppercase;margin:0;font-size:12px;font-weight:700}.hint,.count{color:var(--muted);margin:8px 0 0;font-size:14px}.count{font-variant-numeric:tabular-nums;white-space:nowrap}progress{width:100%;height:8px;accent-color:var(--accent)}.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-top:32px;padding:32px;box-shadow:0 12px 28px #17212b12}.task-text{letter-spacing:-.01em;margin:16px 0 32px;font-size:22px;line-height:1.55}.choices{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.choices button{border:1px solid var(--accent);background:var(--surface);min-height:52px;color:var(--accent-ink);cursor:pointer;border-radius:8px;font-weight:700;transition:background-color .15s ease-out,color .15s ease-out,opacity .15s ease-out}.choices button:hover,.choices button.is-selected{background:var(--accent);color:var(--surface)}.choices button:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.choices button:disabled{cursor:wait;opacity:.6}.status{min-height:24px;color:var(--muted);margin:20px 0 0;font-size:14px}.status.is-error{color:var(--error);font-weight:700}.completion h1,.error-panel h1{letter-spacing:-.02em;margin:8px 0 12px;font-size:28px}.completion p:not(.eyebrow),.error-panel p{color:var(--muted);margin:0;line-height:1.6}.error-panel{border-color:var(--error)}@media (width<=520px){.shell{width:min(100% - 32px,680px);padding:40px 0}.panel{padding:24px}.task-text{font-size:20px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}}:root{--selected:#eaf5f3;--radius:12px;--space:16px}body{min-width:280px}.shell{width:min(100% - 32px,1040px);padding:32px 0}h1{letter-spacing:-.02em;margin:8px 0;font-size:clamp(22px,3vw,30px);line-height:1.25}h2{margin:8px 0;font-size:18px;line-height:1.4}p{line-height:1.6}.progress-header{align-items:center}.timer-box{flex-direction:column;flex-shrink:0;align-items:end;display:flex}.timer-label{color:var(--muted);font-size:12px}.timer{font-variant-numeric:tabular-nums;letter-spacing:-.02em;font-size:32px}.urgent,.is-error{color:var(--error)}.badge{background:var(--selected);color:var(--accent-ink);border-radius:var(--radius);padding:8px 12px;font-size:14px}.instructions{color:var(--muted);font-size:14px}.panel{margin-top:24px;padding:24px}.task-label{margin-bottom:16px}.scene-frame{background:var(--canvas);aspect-ratio:16/9;border-radius:8px;overflow:hidden}.scene-frame img{object-fit:contain;width:100%;height:100%;display:block}.tag-picker{margin-top:24px}.section-heading{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.selection-count{color:var(--accent-ink);font-size:14px;font-weight:600}.chips{flex-wrap:wrap;align-items:center;gap:8px;min-height:52px;margin:12px 0;display:flex}.chip{border:1px solid var(--accent);color:var(--accent-ink);background:var(--selected);cursor:pointer;border-radius:8px;align-items:center;gap:12px;min-height:44px;padding:8px 12px;display:flex}.chip span{font-size:20px}.muted{color:var(--muted);font-size:14px}.search-label{margin-bottom:8px;font-size:14px;font-weight:600;display:block}input[type=search]{border:1px solid var(--line);width:100%;min-height:48px;font:inherit;background:var(--surface);color:var(--ink);border-radius:8px;padding:12px 16px}.tag-options{border:0;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:12px 0;padding:0;display:grid}.tag-option{background:var(--surface);border:1px solid var(--line);cursor:pointer;border-radius:8px;align-items:center;gap:8px;min-height:48px;padding:8px 12px;font-size:14px;display:flex}.tag-option.selected{background:var(--selected);border-color:var(--accent)}.tag-option input{accent-color:var(--accent);flex-shrink:0;width:18px;height:18px}.tag-option:has(input:disabled):not(.selected){opacity:.55;cursor:default}.primary,.secondary{cursor:pointer;border:1px solid var(--accent);border-radius:8px;min-height:48px;padding:12px 24px;font-weight:600}.primary{background:var(--accent);color:var(--surface)}.secondary{background:var(--surface);color:var(--accent-ink)}.primary:hover{background:var(--accent-ink)}.submit{width:100%;margin-top:16px}button:disabled{opacity:.55;cursor:default}button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:3px}details{color:var(--muted);margin-top:16px;font-size:14px}summary{cursor:pointer;padding:8px 0}dl{margin:8px 0}dl>div{margin:12px 0}dt{font-weight:700}dd{margin:4px 0}.feedback{background:var(--selected);border-left:3px solid var(--accent);margin-top:24px;padding:16px}.completion p{margin:16px 0!important}.sr-only{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}@media (width<=600px){.panel{padding:16px}.tag-options{grid-template-columns:repeat(2,minmax(0,1fr))}.progress-header{align-items:start}.badge{text-align:center;max-width:96px}.timer{font-size:28px}}@media (width<=360px){.tag-options{grid-template-columns:1fr}}.combo{position:relative}.options{border:1px solid var(--line);background:var(--surface);border-radius:8px;max-height:264px;margin:8px 0 0;padding:4px;list-style:none;overflow-y:auto;box-shadow:0 8px 20px #17212b14}.option{cursor:pointer;border-radius:6px;justify-content:space-between;align-items:center;gap:12px;min-height:44px;padding:8px 12px;display:flex}.option.active{background:var(--canvas);outline:2px solid var(--focus);outline-offset:-2px}.option.selected{color:var(--accent-ink);font-weight:600}.option-meta{color:var(--muted);font-size:12px;font-weight:400}input[type=search]:disabled{background:var(--canvas)}