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:root{--background:#fff;--surface:#fff;--surface-soft:#fafafa;--text:#171717;--muted:#666;--line:#ebebeb;--line-strong:#8f8f8f;--primary:#171717;--primary-dark:#000;--accent:#0070f3;--focus:#0072f5;--shell-max:1180px;--shadow:0 0 0 1px #00000014, 0 2px 2px #0000000a, 0 8px 8px -8px #0000000a, 0 0 0 1px #fafafa}*{box-sizing:border-box}html{background:var(--background);overflow-x:hidden}body{max-width:100%;color:var(--text);background:var(--background);font-family:var(--font-geist), "Geist", -apple-system, "Segoe UI", Arial, sans-serif;font-feature-settings:"liga" 1;margin:0;overflow-x:hidden}button,input,select{font:inherit}button{cursor:pointer}code{font-family:var(--font-geist-mono), "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;background:var(--surface-soft);border:1px solid var(--line);color:var(--text);overflow-wrap:anywhere;border-radius:4px;padding:1px 5px;font-size:.92em}.page-shell{min-height:100vh}.band{padding:clamp(40px,6vw,88px) clamp(16px,4vw,48px)}.band-inner{max-width:var(--shell-max);margin:0 auto}.band--soft{background:var(--surface-soft);box-shadow:inset 0 1px #0000000f,inset 0 -1px #0000000f}.band--plain{background:var(--background);padding-top:clamp(24px,4vw,48px);padding-bottom:clamp(24px,4vw,48px)}.hero-band{padding:clamp(28px,4vw,56px) clamp(16px,4vw,48px) clamp(40px,6vw,72px);position:relative}.hero-ornament{z-index:0;pointer-events:none;background-image:radial-gradient(120% 80% at 50% -10%,#0070f30f 0%,#0070f300 55%),linear-gradient(#17171709 1px,#0000 1px),linear-gradient(90deg,#17171709 1px,#0000 1px);background-size:100% 100%,64px 64px,64px 64px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#000 0% 45%,#0000 92%);mask-image:linear-gradient(#000 0% 45%,#0000 92%)}.hero-band>.tool-grid{z-index:1;position:relative}.tool-grid{max-width:var(--shell-max);grid-template-columns:minmax(0,1fr) minmax(0,360px);align-items:start;gap:20px;margin:0 auto;display:grid}.tool-main,.controls{border:1px solid var(--line);background:var(--surface);min-width:0;box-shadow:var(--shadow);border-radius:8px}.tool-main{padding:24px}.intro{max-width:720px;margin-bottom:20px}.eyebrow{color:var(--accent);letter-spacing:0;text-transform:uppercase;margin:0 0 8px;font-size:.8rem;font-weight:600}h1,h2,h3,p{overflow-wrap:anywhere;margin-top:0}h1{letter-spacing:-.04em;margin-bottom:10px;font-size:clamp(2rem,4vw,3.7rem);font-weight:600;line-height:1.05}.intro p,.content-band p,.controls p{color:var(--muted);line-height:1.55}.drop-zone{border:2px dashed var(--line-strong);background:var(--surface-soft);cursor:pointer;border-radius:8px;place-items:center;min-height:360px;transition:border-color .16s,background .16s;display:grid;overflow:hidden}.drop-zone.is-dragging{border-color:var(--primary);background:var(--surface-soft)}.drop-zone input{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.drop-zone:focus-within{outline:2px solid var(--focus);outline-offset:2px;border-color:var(--primary)}.empty-state{max-width:380px;color:var(--muted);text-align:center;justify-items:center;gap:10px;padding:28px;display:grid}.empty-state svg{width:48px;height:48px;color:var(--accent)}.empty-state strong{color:var(--text);font-size:1.15rem}.pdf-config{margin-top:4px}.file-info{border:1px solid var(--line);background:var(--surface-soft);border-radius:8px;align-items:center;gap:10px;padding:14px 16px;display:flex}.file-info svg{width:22px;height:22px;color:var(--accent);flex-shrink:0}.file-info .file-name{text-overflow:ellipsis;white-space:nowrap;flex:auto;min-width:0;font-weight:600;overflow:hidden}.badge{color:#0068d6;background:#ebf5ff;border:1px solid #0000;border-radius:9999px;flex-shrink:0;padding:3px 10px;font-size:.82rem;font-weight:500}.ghost-button{border:1px solid var(--line-strong);color:var(--text);background:#fff;border-radius:8px;flex-shrink:0;margin-left:auto;padding:6px 12px;font-size:.85rem;font-weight:600}.ghost-button:hover{border-color:var(--primary)}.status-row{min-height:44px;color:var(--primary-dark);align-items:center;gap:8px;margin-top:12px;font-weight:600;display:flex}.status-row svg{flex-shrink:0;width:20px;height:20px}.status-row span{overflow-wrap:anywhere;min-width:0}.msg-erro{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;margin:0;padding:10px 12px;font-size:.92rem;font-weight:600}.controls{gap:16px;padding:20px;display:grid;position:sticky;top:24px}.dimension-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.dimension-header>div{min-width:0}.dimension-header h2{margin-bottom:4px;font-size:1.2rem}.dimension-header p{margin:0;font-size:.9rem}.field{gap:7px;font-weight:600;display:grid}.field input{border:1px solid var(--line-strong);width:100%;min-height:44px;color:var(--text);background:#fff;border-radius:8px;padding:0 12px}.field input:disabled{color:var(--muted);background:#fafafa}.field small{color:var(--muted);font-weight:400}.modo-group{border:none;gap:10px;margin:0;padding:0;display:grid}.modo-group legend{margin-bottom:4px;padding:0;font-weight:600}.modo-option{border:1px solid var(--line-strong);cursor:pointer;border-radius:8px;align-items:flex-start;gap:10px;padding:12px;display:flex}.modo-option:hover{border-color:var(--primary)}.modo-option input{accent-color:var(--accent);margin-top:3px}.modo-option span{overflow-wrap:anywhere;gap:2px;min-width:0;display:grid}.modo-option small{color:var(--muted);font-weight:400}.primary-button,.secondary-button{border:1px solid var(--line-strong);letter-spacing:-.01em;border-radius:6px;justify-content:center;align-items:center;gap:8px;min-height:46px;padding:0 16px;font-weight:600;text-decoration:none;display:inline-flex}.primary-button svg,.secondary-button svg{width:18px;height:18px}.primary-button{border-color:var(--primary);background:var(--primary);color:#fff}.primary-button:hover{background:var(--primary-dark)}.primary-button:disabled{opacity:.55;cursor:not-allowed}.secondary-button{color:var(--text);background:#fff}.secondary-button:hover{border-color:var(--primary)}.done-actions{gap:10px;display:grid}.spin{animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.content-band{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(28px,4vw,56px);display:grid}.content-band h2{letter-spacing:-.03em;font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.2}.band--dark{color:#fff;background:#0a0a0a;position:relative;overflow:hidden}.band--dark:before{content:"";z-index:0;pointer-events:none;background-image:radial-gradient(90% 70% at 50% 0,#0070f329 0%,#0070f300 60%),linear-gradient(#ffffff08 1px,#0000 1px),linear-gradient(90deg,#ffffff08 1px,#0000 1px);background-size:100% 100%,64px 64px,64px 64px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(120% 100% at 50% 0,#000 0%,#0000 80%);mask-image:radial-gradient(120% 100% at 50% 0,#000 0%,#0000 80%)}.dark-feature{z-index:1;text-align:center;position:relative}.eyebrow--on-dark{color:#6aa9ff}.dark-feature__title{letter-spacing:-.045em;color:#fff;max-width:18ch;margin:0 auto 16px;font-size:clamp(2rem,4.5vw,3.25rem);font-weight:600;line-height:1.05}.dark-feature__lead{color:#ffffffbd;max-width:60ch;margin:0 auto;font-size:clamp(1.05rem,1.6vw,1.25rem);line-height:1.65}.code--on-dark{color:#9cc4ff;background:#ffffff14;border:1px solid #ffffff29}.dark-grid{text-align:left;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(16px,2vw,24px);margin-top:clamp(36px,5vw,56px);display:grid}.dark-card{background:#ffffff08;border-radius:12px;padding:clamp(20px,2.5vw,28px);box-shadow:0 0 0 1px #ffffff1a}.dark-card svg{color:#6aa9ff;width:24px;height:24px;margin-bottom:12px}.dark-card h3{letter-spacing:-.02em;color:#fff;margin:0 0 6px;font-size:1.1rem;font-weight:600}.dark-card p{color:#ffffff9e;margin:0;font-size:.95rem;line-height:1.55}.band--dark :focus-visible{outline-color:#6aa9ff}.faq-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(12px,1.6vw,20px);display:grid}.faq-grid article{border-left:3px solid var(--accent);padding-left:14px}.faq-grid h3{margin-bottom:8px;font-size:1rem}.faq-grid p{color:var(--muted);margin-bottom:0;font-size:.94rem}.site-footer{max-width:var(--shell-max);border-top:1px solid var(--line);color:var(--muted);overflow-wrap:anywhere;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin:0 auto;padding:clamp(28px,4vw,48px) clamp(16px,4vw,48px);font-size:.92rem;display:flex}.site-footer>span{min-width:0}.site-footer nav{flex-wrap:wrap;gap:14px;min-width:0;display:flex}.site-footer a,.back-link{color:var(--accent);font-weight:500;text-decoration:none}.site-footer a:hover,.back-link:hover{text-decoration:underline}.legal-page{max-width:780px;color:var(--text);margin:0 auto;padding:48px 24px}.legal-page h1{margin-top:24px;font-size:clamp(2rem,4vw,3rem)}.legal-page h2{margin-top:28px;font-size:1.25rem}.legal-page p{color:var(--muted);max-width:70ch;line-height:1.7}.legal-note{margin-top:32px;font-size:.9rem}.article-page{max-width:860px;margin:0 auto;padding:clamp(24px,4vw,48px) clamp(16px,4vw,32px) 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#00000014}.proof-card:first-child{box-shadow:none}.proof-value{letter-spacing:-.03em;color:var(--text);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;font-size:clamp(1.6rem,3vw,2.2rem);font-weight:600;line-height:1.1}.proof-label{color:var(--muted);font-size:.84rem;line-height:1.35}.pdf-skeleton{grid-template-columns:1fr 1fr;gap:16px;margin-top:16px;display:grid}.skeleton-frame{border:1px solid var(--line);background:var(--surface-soft);border-radius:8px;flex-direction:column;justify-content:flex-end;gap:10px;min-height:160px;padding:16px;animation:1.6s ease-in-out infinite skeleton-pulse;display:flex;position:relative;overflow:hidden}.skeleton-shimmer{background:linear-gradient(100deg,#0000 20%,#0070f314 45%,#0070f324 55%,#0000 75%) 0 0/200% 100%;animation:1.6s linear infinite skeleton-shimmer;position:absolute;inset:0}.skeleton-line{background:var(--line);border-radius:999px;width:70%;height:10px;display:block;position:relative}.skeleton-line.short{width:40%}@keyframes 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