.checker{background:var(--background)}.checker-card{border:1px solid var(--border);border-radius:var(--radius-surface);background:var(--surface);grid-template-columns:minmax(0,1fr) 340px;height:500px;display:grid;overflow:hidden}.sheet{flex-direction:column;min-width:0;min-height:0;display:flex}.sheet-bar{border-bottom:1px solid var(--border-subtle);justify-content:space-between;align-items:center;gap:10px;padding:12px 16px;display:flex}.chips{flex-wrap:wrap;gap:4px;display:flex}.sheet-bar .chip{position:relative}.sheet-bar .chip.timing:after{content:"";background:var(--acid);transform-origin:0;height:2px;animation:chipHold var(--hold) linear both;border-radius:1px;position:absolute;bottom:3px;left:9px;right:9px}:root:not([data-theme=dark]) .sheet-bar .chip.timing:after{background:var(--accent)}@keyframes chipHold{0%{transform:scaleX(0)}to{transform:scaleX(1)}}.field{--lh:38px;flex:1;min-height:0;position:relative}.mirror,#check-input{width:100%;height:100%;font:400 clamp(18px, 1.6vw, 21px)/var(--lh) var(--font-body);letter-spacing:-.01em;white-space:pre-wrap;overflow-wrap:break-word;word-break:normal;border:0;margin:0;padding:22px 28px;display:block;position:absolute;top:0;bottom:0;left:0;right:0}.mirror{color:var(--fg);pointer-events:none;overflow:hidden}.mirror mark.tell{animation:markIn .5s var(--ease) both}.mirror mark.soft{color:inherit;-webkit-text-decoration:underline wavy color-mix(in oklab, var(--pen) 70%, transparent);text-decoration:underline wavy color-mix(in oklab, var(--pen) 70%, transparent);text-underline-offset:5px;background:0 0;text-decoration-thickness:1.5px}#check-input{resize:none;scrollbar-width:none;color:#0000;caret-color:var(--accent);background:0 0;outline:none;overflow-y:auto}#check-input::-webkit-scrollbar{display:none}#check-input::placeholder{color:#0000}.hint{font:400 clamp(18px, 1.6vw, 21px)/var(--lh) var(--font-body);letter-spacing:-.01em;color:var(--dim);pointer-events:none;animation:hintIn .5s var(--ease-enter) both;margin:0;padding:22px 28px 22px 34px;position:absolute;top:0;bottom:0;left:0;right:0}@keyframes hintIn{0%{opacity:0;transform:translateY(4px)}}.hint-caret{vertical-align:-.2em;background:var(--accent);border-radius:1px;width:2px;height:1.15em;margin:0 4px 0 -6px;animation:1.06s step-end infinite caretBlink;display:inline-block}.field:focus-within .hint-caret{visibility:hidden}@keyframes caretBlink{50%{opacity:0}}@media (prefers-reduced-motion:reduce){.hint,.hint-caret{animation:none}}#check-input::selection{color:#0000;background:var(--accent-subtle)}.sheet-foot{border-top:1px solid var(--border-subtle);font-size:var(--text-xs);color:var(--text-muted);justify-content:flex-end;padding:10px 18px;transition:color .3s;display:flex}.sheet-foot.over{color:var(--red)}.verdict{min-height:0;padding:var(--space-6);border-left:1px solid var(--border);background:var(--surface-muted);flex-direction:column;gap:12px;display:flex}.verdict-top{justify-content:space-between;align-items:center;height:24px;display:flex}.verdict-n{font-family:var(--font-display);font-size:var(--text-5xl);letter-spacing:-.04em;font-variant-numeric:tabular-nums;align-items:baseline;gap:10px;font-weight:500;line-height:.9;display:flex}.verdict-n span{display:inline-block}.verdict-n small{font:400 var(--text-sm) var(--font-body);color:var(--text-secondary);letter-spacing:0}.level-0 .verdict-n span{color:var(--accent)}.level-1 .verdict-n span,.level-2 .verdict-n span{color:var(--pen)}.verdict-line{text-wrap:pretty;height:44px;font-size:var(--text-sm);color:var(--text-secondary);line-height:22px}.meter{background:var(--border);border-radius:2px;flex:none;height:4px;position:relative;overflow:hidden}.meter i{background:var(--pen);border-radius:2px;transition:background .3s;position:absolute;top:0;bottom:0;left:0}.level-2 .meter i{background:var(--red)}.found{gap:2px;margin-top:auto;display:grid}.found li{height:30px;font-size:var(--text-sm);color:var(--text-muted);border-radius:6px;grid-template-columns:6px minmax(0,1fr) auto;align-items:center;gap:10px;padding:0 10px;transition:background .3s,color .3s;display:grid}.found li i{background:var(--border-strong);border-radius:1px;width:6px;height:6px;transition:background-color .3s}.found li span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.found li b{font-family:var(--font-mono);font-size:12px;font-weight:400}.found li.hit{background:var(--surface);color:var(--foreground);box-shadow:inset 0 0 0 1px var(--border)}.found li.hit i{background:var(--pen)}.found li.hit b{color:var(--pen)}.found li.soft i{background:color-mix(in oklab, var(--pen) 55%, transparent)}.found li.soft b{color:var(--text-secondary)}@media (max-width:900px){.checker-card{grid-template-columns:1fr;height:auto}.field{--lh:32px;height:calc(var(--lh) * 7 + 32px);flex:none}.mirror,#check-input{padding:16px 18px}.verdict{border-left:0;border-top:1px solid var(--line)}.verdict-n{font-size:64px}.found{grid-template-columns:1fr 1fr;gap:2px 8px;margin-top:4px}.sheet-bar .chips{scrollbar-width:none;flex-wrap:nowrap;flex:1;min-width:0;overflow-x:auto;-webkit-mask-image:linear-gradient(90deg,#000 85%,#0000);mask-image:linear-gradient(90deg,#000 85%,#0000)}.sheet-bar .chips::-webkit-scrollbar{display:none}.sheet-bar .chip{flex:none}.hint{padding:16px 18px 16px 24px}}.checker .chip{border:1px solid var(--border);background:var(--surface);min-height:30px;color:var(--text-secondary);font-family:var(--font-mono);transition:background-color var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) var(--ease-standard), transform var(--duration-spring) var(--ease-spring);border-radius:6px;padding:0 10px;font-size:12px;font-weight:400}@media (hover:hover) and (pointer:fine){.checker .chip:hover{border-color:var(--border-strong);color:var(--foreground)}}.checker .chip:active{transition-duration:var(--duration-instant);transform:scale(.96)}.checker .chip.on{border-color:var(--border-strong);background:var(--surface-muted);color:var(--foreground)}@media (max-width:480px){.found li{gap:8px;padding:0 8px;font-size:13px}}.checker-note{margin-top:var(--space-4);text-wrap:pretty}