:root{color-scheme:light;--bg: #faf9f5;--surface: #fefdfb;--surface-hover: #f0eee6;--tan: #f0eee6;--tan-soft: #f6f4ee;--ink: #141413;--ink-hover: #2e2d29;--ink-muted: #63625c;--ink-faint: #a8a69d;--line: rgba(20, 20, 19, .1);--line-strong: rgba(20, 20, 19, .16);--accent: #c96442;--accent-hover: #b5573a;--accent-pressed: #9e4c34;--accent-soft: rgba(201, 100, 66, .12);--accent-ring: rgba(201, 100, 66, .28);--ok: #3d6b4f;--ok-soft: rgba(61, 107, 79, .1);--warn: #8a5a12;--warn-soft: rgba(138, 90, 18, .12);--danger: #af3029;--danger-soft: rgba(175, 48, 41, .1);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--radius-sm: 8px;--radius: 10px;--radius-md: 16px;--radius-lg: 24px;--radius-pill: 999px;--shadow-composer: 0 1px 2px rgba(20, 20, 19, .03), 0 14px 36px rgba(20, 20, 19, .05);--font: "Source Sans 3", ui-sans-serif, system-ui, -apple-system, sans-serif;--font-display: "Newsreader", "Iowan Old Style", Georgia, serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--ease: cubic-bezier(.22, 1, .36, 1);--fast: .15s var(--ease);--move: .28s var(--ease)}*,*:before,*:after{box-sizing:border-box}html,body,#root{min-height:100%}html{background:var(--bg)}body{margin:0;font-family:var(--font);font-size:1.0625rem;font-weight:400;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}::selection{background:var(--accent-soft);color:var(--ink)}.shell{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-5) 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var(--space-4);font-family:var(--font-display);font-size:clamp(2.25rem,5.5vw,3.25rem);font-weight:400;line-height:1.08;letter-spacing:-.03em;text-wrap:balance}.stage--working .stage__title{font-size:clamp(1.75rem,4vw,2.25rem)}.stage__lede{margin:0 auto;max-width:34rem;color:var(--ink-muted);font-size:1.0625rem;line-height:1.65;text-wrap:balance}.composer{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-composer);overflow:hidden;transition:border-color var(--move),box-shadow var(--move)}.composer:focus-within{border-color:#1414133d;box-shadow:0 1px 2px #1414130a,0 16px 40px #14141312}.composer--busy{border-color:var(--accent-soft)}.composer--settled .text-input{min-height:3.25rem}.composer__progress{position:absolute;top:0;left:0;right:0;height:2px;overflow:hidden;background:var(--accent-soft)}.composer__progress-bar{display:block;height:100%;width:40%;background:var(--accent);animation:scan-line 1.15s var(--ease) infinite}.btn:focus-visible,.language-switcher__trigger:focus-visible,.language-switcher__option:focus-visible,.mark-card__toggle:focus-visible,.text-input:focus-visible,.limitations__summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.composer--drag{border-color:var(--accent);background:var(--tan-soft)}.composer__toolbar{padding:var(--space-5) var(--space-6) 0}.composer__heading{margin:0;font-family:var(--font-display);font-size:1.25rem;font-weight:500;letter-spacing:-.02em}.composer__subtitle{margin:.35rem 0 0;color:var(--ink-muted);font-size:.9375rem}.composer__tabs{display:flex;gap:var(--space-1);margin:var(--space-4) var(--space-6) 0;padding:.2rem;border-radius:var(--radius);background:var(--tan)}.composer__tab{display:inline-flex;flex:1;align-items:center;justify-content:center;gap:.4rem;min-height:2.75rem;padding:.45rem .85rem;border:none;border-radius:8px;background:transparent;font:inherit;font-size:.9375rem;font-weight:500;color:var(--ink-muted);cursor:pointer;transition:background var(--fast),color var(--fast),box-shadow var(--fast)}.composer__tab:hover:not(:disabled){color:var(--ink)}.composer__tab--active{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px #1414130f}.composer__tab:disabled{cursor:not-allowed;opacity:.5}.composer__tab:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.composer__quick{margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid var(--line)}.composer__quick-hint{margin:0 0 var(--space-3);color:var(--ink-faint);font-size:.875rem}.composer__quick-actions{display:flex;flex-wrap:wrap;gap:var(--space-2)}.chip-btn{display:inline-flex;align-items:center;gap:.4rem;min-height:2.75rem;padding:.45rem 1rem;border:1px solid var(--line-strong);border-radius:var(--radius-pill);background:var(--surface);font:inherit;font-size:.875rem;font-weight:500;color:var(--ink);cursor:pointer;transition:background var(--fast),border-color var(--fast),color var(--fast)}.chip-btn:hover:not(:disabled){background:var(--surface-hover);border-color:#14141338}.chip-btn:disabled{cursor:not-allowed;opacity:.45}.chip-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.dropzone--primary{margin:0;min-height:10rem;border-width:2px}.dropzone__prompt--large{flex-direction:column;min-height:10rem;padding:var(--space-8) var(--space-4)}.dropzone__prompt-label{font-size:1rem;font-weight:500;color:var(--ink)}.dropzone__hint{flex-basis:100%;margin-top:.25rem;color:var(--ink-faint);font-size:.8125rem;text-align:center;max-width:22rem}.scan-overview{padding:var(--space-4) var(--space-5);border-radius:var(--radius-md);border:1px solid var(--line);background:var(--bg)}.scan-overview__head{display:flex;align-items:center;gap:var(--space-2);margin-bottom:var(--space-4);color:var(--ink-muted)}.scan-overview__title{margin:0;font-family:var(--font-display);font-size:1.0625rem;font-weight:500;color:var(--ink)}.scan-overview__stats{display:grid;gap:var(--space-3);margin:0 0 var(--space-3)}@media (min-width: 560px){.scan-overview__stats{grid-template-columns:repeat(3,minmax(0,1fr))}}.scan-overview__stat{margin:0;padding:var(--space-3);border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}.scan-overview__stat dt{margin:0 0 .2rem;font-size:.75rem;font-weight:600;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.04em}.scan-overview__stat dd{margin:0;font-size:.9375rem;font-weight:500;color:var(--ink)}.scan-overview__stat--ok{border-color:#3d6b4f38}.scan-overview__stat--ok dd{color:var(--ok)}.scan-overview__stat--warn{border-color:#8a5a1238}.scan-overview__stat--warn dd{color:var(--warn)}.scan-overview__detail{display:flex;align-items:flex-start;gap:.4rem;margin:0 0 var(--space-2);font-size:.875rem;line-height:1.5}.scan-overview__detail--ok{color:var(--ok)}.scan-overview__detail--warn{color:var(--warn)}.scan-overview__recommend{margin:var(--space-3) 0 0;padding-top:var(--space-3);border-top:1px solid var(--line);color:var(--ink-muted);font-size:.9375rem;line-height:1.55}.btn--copied{background:var(--ok)}.btn--copied:hover:not(:disabled){background:#356044}@keyframes copy-flash{0%{transform:scale(1)}40%{transform:scale(1.02)}to{transform:scale(1)}}.btn--copied:not(:disabled){animation:copy-flash .35s var(--ease)}.composer__body{padding:var(--space-4) var(--space-6) var(--space-2)}.composer__loading{padding:0 var(--space-6) var(--space-4)}.composer__status{margin:0 0 var(--space-3);color:var(--accent);font-size:.875rem;font-weight:500}.composer__footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-2) var(--space-4) var(--space-4) var(--space-5)}.composer__foot-group{display:flex;align-items:center;gap:var(--space-3)}.composer__count{color:var(--ink-muted);font-size:.8125rem;font-variant-numeric:tabular-nums}.field-label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.text-input{width:100%;min-height:8.5rem;padding:var(--space-2) 0 var(--space-4);border:none;border-radius:0;font:inherit;font-size:1.0625rem;line-height:1.65;resize:vertical;background:transparent;color:var(--ink)}.text-input::placeholder{color:var(--ink-faint)}.text-input:focus{outline:none}.dropzone{position:relative;margin:var(--space-2) 0 var(--space-3);border:1.5px dashed var(--border, rgba(0, 0, 0, .16));border-radius:var(--radius);transition:border-color var(--fast),background var(--fast)}.dropzone--active{border-color:var(--accent);background:var(--surface-hover)}.dropzone__input{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.dropzone__prompt{display:flex;width:100%;flex-wrap:wrap;align-items:center;justify-content:center;gap:.5rem;padding:var(--space-3) var(--space-4);border:none;background:transparent;color:var(--ink-soft, var(--ink));font:inherit;font-size:.9rem;cursor:pointer}.dropzone__prompt:disabled{cursor:not-allowed;opacity:.5}.dropzone__formats{flex-basis:100%;color:var(--ink-muted);font-size:.75rem;text-align:center}.dropzone__file{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;padding:var(--space-3) var(--space-4);font-size:.9rem}.dropzone__filename{overflow:hidden;max-width:24rem;text-overflow:ellipsis;white-space:nowrap;font-weight:500}.dropzone__filesize{color:var(--ink-faint);font-size:.8125rem;font-variant-numeric:tabular-nums}.dropzone__remove{display:inline-flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;border:none;border-radius:50%;background:transparent;color:var(--ink-faint);cursor:pointer;transition:background var(--fast),color var(--fast)}.dropzone__switch-text{margin-left:auto;min-height:2.75rem;font-size:.8125rem}.dropzone__remove:hover:not(:disabled){background:var(--surface-hover);color:var(--ink)}.dropzone__prompt:focus-visible,.dropzone__remove:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;min-height:2.5rem;padding:.45rem 1.1rem;border-radius:var(--radius);border:1px solid transparent;font:inherit;font-size:.9375rem;font-weight:500;white-space:nowrap;cursor:pointer;transition:background var(--fast),border-color var(--fast),color var(--fast)}.btn:active:not(:disabled){transform:translateY(.5px)}.btn:disabled{cursor:not-allowed}.btn--ghost:disabled,.btn--secondary:disabled{opacity:.45}.btn--lg{min-height:2.75rem;padding:.5rem 1.3rem;font-size:1rem}.btn--primary{background:var(--ink);color:var(--bg)}.btn--primary:disabled{background:var(--surface-hover);color:var(--ink-faint)}.btn--primary:hover:not(:disabled){background:var(--ink-hover)}.btn--primary:active:not(:disabled){background:#000}.btn--secondary{background:var(--surface);color:var(--ink);border-color:var(--line-strong)}.btn--secondary:hover:not(:disabled){background:var(--surface-hover)}.btn--ghost{background:transparent;color:var(--ink-muted)}.btn--ghost:hover:not(:disabled){background:var(--surface-hover);color:var(--ink)}.spinner{width:.9rem;height:.9rem;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}.skeleton-panel{display:flex;flex-direction:column;gap:var(--space-3)}.skeleton{border-radius:6px;background:var(--surface-hover);animation:skeleton-pulse 1.2s ease-in-out infinite}.skeleton--title{height:1.1rem;width:36%}.skeleton--line{height:.75rem;width:100%}.skeleton--short{width:62%}.skeleton-grid{display:grid;gap:var(--space-3);grid-template-columns:repeat(2,1fr);margin-top:var(--space-1)}.skeleton--card{height:4.25rem}.alert{padding:var(--space-3) var(--space-4);border-radius:var(--radius);font-size:.9375rem;background:var(--danger-soft);color:var(--danger);animation:rise .35s var(--ease)}.thread{display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-6) var(--space-6) var(--space-6);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-composer);animation:rise .4s var(--ease)}.thread--result{border-color:#3d6b4f38}.thread__head{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:var(--space-4);padding-bottom:var(--space-4);border-bottom:1px solid var(--line)}.thread__titles{display:flex;flex-direction:column;gap:.25rem;min-width:12rem;flex:1}.thread__heading{margin:0;font-family:var(--font-display);font-size:1.5rem;font-weight:500;letter-spacing:-.02em}.thread__summary{margin:0;color:var(--ink-muted);font-size:.9875rem}.thread__actions{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);flex-shrink:0}.thread__hint{margin:.15rem 0 0;color:var(--ink-muted);font-size:.875rem;line-height:1.5}.mark-grid{display:grid;gap:var(--space-3)}.mark-grid--nested{margin-top:var(--space-3)}.mark-grid__clear{border-top:1px solid var(--line);padding-top:var(--space-3)}.mark-grid__clear-summary{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-2) 0;cursor:pointer;font-weight:500;font-size:.9375rem;color:var(--ink-muted);list-style:none;transition:color var(--fast)}.mark-grid__clear-summary::-webkit-details-marker{display:none}.mark-grid__clear-summary:hover{color:var(--ink)}.mark-grid__clear[open] .mark-grid__clear-summary{color:var(--ink);margin-bottom:var(--space-2)}.mark-grid__clear-summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.mark-card{padding:var(--space-5);border-radius:var(--radius-md);border:1px solid var(--line);background:var(--bg)}.mark-card--detected{border-color:#c9644247}.mark-card--clear{border-color:#3d6b4f38}.mark-card__header{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-4);margin-bottom:var(--space-3)}.mark-card__identity{display:flex;align-items:flex-start;gap:var(--space-3)}.mark-card__icon{display:flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border-radius:var(--radius);background:var(--tan);color:var(--ink-muted)}.mark-card--detected .mark-card__icon{color:var(--accent);background:var(--accent-soft)}.mark-card--clear .mark-card__icon{color:var(--ok);background:var(--ok-soft)}.mark-card__title{margin:0;font-size:1.0625rem;font-weight:600}.mark-card__type{margin:.15rem 0 0;color:var(--ink-faint);font-size:.75rem;font-family:var(--font-mono);letter-spacing:.02em}.mark-card__badge{flex-shrink:0;padding:.2rem .65rem;border-radius:var(--radius-pill);font-size:.75rem;font-weight:600}.mark-card__badge--detected{background:var(--accent-soft);color:var(--accent)}.mark-card__badge--clear{background:var(--ok-soft);color:var(--ok)}.mark-card__summary,.mark-card__details,.mark-card__meta,.mark-card__note{margin:0 0 var(--space-3);color:var(--ink-muted);font-size:.9375rem;line-height:1.55}.mark-card__note--warn{color:var(--warn)}.mark-card__note--hint{margin-bottom:0;padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);background:var(--tan-soft);font-size:.875rem}.mark-card__toggle{display:inline-flex;align-items:center;gap:.3rem;padding:.2rem 0;margin-bottom:var(--space-1);border:none;background:none;font:inherit;font-size:.875rem;font-weight:600;color:var(--accent);cursor:pointer}.mark-card__toggle:hover{color:var(--accent-hover)}.mark-card__chevron{display:inline-flex;transition:transform var(--move)}.mark-card__chevron--open{transform:rotate(180deg)}.mark-card__body{display:grid;gap:var(--space-3);max-height:0;overflow:hidden;opacity:0;transition:max-height var(--move),opacity var(--move)}.mark-card__body--open{max-height:1200px;opacity:1;margin-top:var(--space-2)}.mark-card__plan{margin:0;color:var(--ink);font-size:.9375rem;line-height:1.55}.mark-card__action{margin-inline-start:.45rem;padding:.1rem .5rem;border-radius:var(--radius-pill);font-size:.6875rem;font-weight:600;vertical-align:.08em}.mark-card__action--remove{background:var(--accent-soft);color:var(--accent)}.mark-card__action--normalize{background:var(--warn-soft);color:var(--warn)}.mark-preview__title{margin:0 0 var(--space-2);font-size:.75rem;font-weight:600;color:var(--ink-faint)}.mark-preview__text{margin:0;padding:var(--space-3);max-height:14rem;overflow-y:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);font-family:var(--font-mono);font-size:.8125rem;line-height:1.7;white-space:pre-wrap;word-break:break-word}.hidden-mark{display:inline-block;margin:0 .12rem;padding:0 .35rem;border-radius:5px;font-size:.72rem;font-weight:600;line-height:1.5;white-space:nowrap}.hidden-mark--remove{background:var(--accent-soft);color:var(--accent);border:1px solid rgba(201,100,66,.3)}.hidden-mark--normalize{background:var(--warn-soft);color:var(--warn);border:1px solid rgba(138,90,18,.28)}.mark-preview__more{margin:var(--space-2) 0 0;color:var(--ink-faint);font-size:.8125rem}.mark-legend{display:flex;flex-wrap:wrap;gap:var(--space-3) var(--space-4);margin:0 0 var(--space-3);padding:0;list-style:none;font-size:.8125rem;color:var(--ink-muted)}.mark-legend li{display:inline-flex;align-items:center;gap:.4rem}.text-diff{margin-top:var(--space-2)}.text-diff__grid{display:grid;gap:var(--space-4)}.text-diff__pane{min-width:0}.text-diff__clean{margin:0;white-space:pre-wrap;word-break:break-word}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.mark-card__evidence{display:grid;gap:var(--space-3);margin:0}.mark-card__evidence div{display:grid;gap:.15rem}.mark-card__evidence dt{font-size:.75rem;font-weight:600;color:var(--ink-faint)}.mark-card__evidence dd{margin:0;font-size:.9375rem}.mark-card__mono{font-family:var(--font-mono);font-size:.8125rem;word-break:break-all}.result-preview{width:100%;padding:var(--space-4);border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);color:var(--ink);font:inherit;font-size:.9375rem;line-height:1.6;resize:vertical}.result-preview:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.warnings-list{margin:0;padding-inline-start:1.2rem;color:var(--warn);font-size:.9375rem;line-height:1.55}.warnings-list li+li{margin-top:var(--space-2)}.limitations{color:var(--ink-muted);font-size:.875rem}.limitations--disclosure{border-top:1px solid var(--line);padding-top:var(--space-5)}.limitations__summary{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);cursor:pointer;font-weight:500;color:var(--ink-muted);font-size:.9375rem;list-style:none;transition:color var(--fast)}.limitations__summary:hover,.limitations--disclosure[open] .limitations__summary{color:var(--ink)}.limitations--disclosure[open] .limitations__summary svg{transform:rotate(180deg)}.limitations__summary svg{flex-shrink:0;transition:transform var(--move)}.limitations__summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.limitations__summary::-webkit-details-marker{display:none}.limitations__title{margin:0 0 var(--space-2);font-size:.9375rem;font-weight:600;color:var(--ink)}.limitations__intro{margin:var(--space-3) 0 var(--space-3);line-height:1.55}.limitations__list{margin:0;padding-inline-start:1.15rem;line-height:1.55}.limitations__list li+li{margin-top:var(--space-2)}.site-foot{display:flex;flex-direction:column;gap:var(--space-8);padding-top:var(--space-4)}.faq{border-top:1px solid var(--line);padding-top:var(--space-8);margin-top:var(--space-4)}.faq__heading{margin:0 0 var(--space-5);font-family:var(--font-display);font-size:1.625rem;font-weight:500;letter-spacing:-.02em}.faq__item{border-bottom:1px solid var(--line)}.faq__question{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-4) 0;cursor:pointer;font-weight:500;font-size:1rem;color:var(--ink);list-style:none;transition:color var(--fast)}.faq__question::-webkit-details-marker{display:none}.faq__question:hover{color:var(--accent)}.faq__question:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.faq__question svg{flex-shrink:0;color:var(--ink-faint);transition:transform var(--move)}.faq__item[open] .faq__question svg{transform:rotate(180deg)}.faq__answer{margin:0;padding:0 0 var(--space-4);color:var(--ink-muted);font-size:.9375rem;line-height:1.6;max-width:38rem}.language-switcher{position:relative}.language-switcher__trigger{display:inline-flex;align-items:center;gap:.45rem;min-height:2.75rem;padding:.5rem .85rem;border:1px solid transparent;border-radius:var(--radius);background:transparent;font:inherit;font-size:.875rem;font-weight:500;color:var(--ink-muted);cursor:pointer;transition:background var(--fast),color var(--fast)}.language-switcher__trigger:hover{background:var(--surface-hover);color:var(--ink)}.language-switcher__label{display:flex;flex-direction:column;align-items:flex-start;line-height:1.15}.language-switcher__english{display:none}.language-switcher__chevron{display:inline-flex;transition:transform 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1px 2px #0000000a}.locale-suggest-banner__check{position:absolute;left:8px;width:13px;height:13px;color:#1d1d1f;pointer-events:none}.locale-suggest-banner__chevron{position:absolute;right:8px;width:12px;height:12px;color:#86868b;pointer-events:none}.locale-suggest-banner__select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:transparent;border:none;font-size:13px;font-weight:500;color:#1d1d1f;outline:none;cursor:pointer;padding-right:4px;max-width:180px}.locale-suggest-banner__continue{display:inline-flex;align-items:center;justify-content:center;background-color:#1d1d1f;color:#fff;font-size:13px;font-weight:500;padding:6px 14px;border-radius:8px;border:none;cursor:pointer;min-height:32px;transition:background-color .15s ease}.locale-suggest-banner__continue:hover{background-color:#333336}.locale-suggest-banner__close{background:transparent;border:none;padding:4px;margin-left:4px;color:#1d1d1f;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;border-radius:4px}.locale-suggest-banner__close svg{width:16px;height:16px}.locale-suggest-banner__close:hover{color:#000}@media (max-width: 640px){.locale-suggest-banner__inner{flex-direction:column;align-items:flex-start;gap:10px}.locale-suggest-banner__controls{width:100%;justify-content:space-between}}