/*
  Remetente — sistema visual da publicação em fapesp.org.
  Papel de envelope, tinta de carimbo e lacre. A família teal e a tipografia
  mono acompanham a Oveyon, mantenedora da publicação (https://oveyon.com.br).
*/

@font-face{font-family:"Newsreader";src:url("/assets/fonts/newsreader-display-latin.woff2?v=360f4b9529") format("woff2");font-weight:400 560;font-style:normal;font-display:swap}
@font-face{font-family:"Newsreader";src:url("/assets/fonts/newsreader-display-italic-latin.woff2?v=f0ae7a5519") format("woff2");font-weight:400 500;font-style:italic;font-display:swap}
@font-face{font-family:"Schibsted Grotesk";src:url("/assets/fonts/schibsted-grotesk-latin.woff2?v=4c8b93f431") format("woff2");font-weight:400 800;font-style:normal;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url("/assets/fonts/jetbrains-mono-latin.woff2?v=83c005d49d") format("woff2");font-weight:400 600;font-style:normal;font-display:swap}

:root{
  --oveyon-ink:#0b202b;
  --oveyon-teal:#145e73;
  --oveyon-sky:#55b1c8;

  --paper:#f6f1e8;
  --paper-2:#ede4d3;
  --card:#fffdf8;
  --ink:var(--oveyon-ink);
  --muted:#4d5b61;
  --line:#d8ccb8;
  --field:#7a8489;
  --teal:var(--oveyon-teal);
  --teal-deep:#0d4655;
  --teal-soft:#e1eef0;
  --teal-light:#3f8da3;   /* gráficos: ano parcial; 3,7:1 sobre --card */
  --seal:#c8401c;
  --seal-text:#a3321a;
  --seal-soft:#f6e1d6;
  --ok:#0b6b40;
  --ok-bg:#e3f2e8;
  --warn:#7f520f;
  --warn-bg:#faefd9;
  --err:#9e2a1c;
  --err-bg:#fbe7e1;

  --night:#11303d;
  --night-line:#2a5263;
  --night-text:#c9d4d8;
  --night-muted:#a9bcc4;
  --night-alert:#ffb39c;

  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --sans:"Schibsted Grotesk",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Consolas,monospace;
  --radius:12px;
  --ease:cubic-bezier(.16,1,.3,1);
  --airmail:repeating-linear-gradient(-45deg,var(--seal) 0 14px,var(--card) 14px 22px,var(--teal) 22px 36px,var(--card) 36px 44px);
  color-scheme:light;
}

*,*:before,*:after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:1.5rem;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background-color:var(--paper);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .04 0 0 0 0 .12 0 0 0 0 .17 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  color:var(--ink);
  font-family:var(--sans);
  font-size:1.0625rem;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-wrap:break-word;
}
a{color:var(--teal);text-decoration-thickness:.08em;text-underline-offset:.22em}
a:hover{text-decoration-thickness:.16em}
button,input,textarea{font:inherit;color:inherit}
button,a,input,textarea,summary{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:2px}
svg,img{max-width:100%;height:auto}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{font-family:var(--serif);font-weight:450;line-height:1.06;letter-spacing:-.02em;overflow-wrap:anywhere;text-wrap:balance}
h1{font-size:clamp(2.8rem,6vw,5.6rem)}
h2{font-size:clamp(2rem,3.8vw,3.4rem)}
h3{font-size:1.45rem}
h1 em,h2 em{font-style:italic;font-weight:400;color:var(--seal-text)}
p{margin-bottom:1.4rem;text-wrap:pretty}
p:last-child{margin-bottom:0}
::selection{background:#bfe3ec;color:var(--ink)}
code,kbd,pre,.mono{font-family:var(--mono)}
.mono{letter-spacing:-.01em}
.small{font-size:.85rem;line-height:1.65}
.muted{color:var(--muted)}
.wrap{width:min(100% - 4rem,1260px);margin-inline:auto}

.skip{position:fixed;top:1rem;left:1rem;z-index:30;padding:.9rem 1.2rem;background:var(--ink);color:var(--paper);border-radius:8px;transform:translateY(calc(-100% - 1.5rem))}
.skip:focus{transform:none}
.progress{display:none}

.page-kicker,.kicker-plain{margin:0 0 1rem;font-size:.92rem;font-weight:600;color:var(--seal-text)}
.dateline{margin:0 0 1.6rem;padding-bottom:.9rem;border-bottom:1px solid var(--line);font-size:.86rem;color:var(--muted)}

.button{display:inline-flex;align-items:center;justify-content:center;gap:.9rem;min-height:52px;padding:.8rem 1.35rem;border:1px solid var(--teal);border-radius:8px;background:var(--teal);color:var(--card);font-family:var(--sans);font-size:.97rem;font-weight:600;line-height:1.3;text-decoration:none;transition:background-color .2s,border-color .2s,color .2s}
.button svg{width:20px;height:20px;flex:0 0 20px;transition:transform .3s var(--ease)}
.button:hover{background:var(--teal-deep);border-color:var(--teal-deep);text-decoration:none}
.button:hover svg{transform:translateX(4px)}
.button.secondary{background:transparent;color:var(--teal)}
.button.secondary:hover{background:var(--teal-soft)}
.button.on-dark{background:var(--paper);border-color:var(--paper);color:var(--ink)}
.button.on-dark:hover{background:var(--card)}
.text-link{font-weight:500}

/* Cabeçalho */
.site-header{border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem 2rem;min-height:96px;padding-block:1rem}
.brand{display:flex;align-items:center;gap:.8rem;margin-right:auto;color:var(--ink);text-decoration:none}
.brand-mark{width:46px;height:46px;flex:0 0 46px;color:var(--teal)}
.mark-seal{fill:var(--seal)}
.brand-name{display:block;font-family:var(--serif);font-size:1.8rem;font-weight:500;line-height:1;letter-spacing:-.025em}
.brand-sub{display:block;margin-top:.4rem;font-family:var(--mono);font-size:.66rem;letter-spacing:.02em;color:var(--muted)}
.site-header nav{display:flex;align-items:center;flex-wrap:wrap;gap:.1rem 1.6rem;font-size:.93rem}
.site-header nav a{display:inline-flex;align-items:center;min-height:44px;color:var(--ink);text-decoration:none}
.site-header nav a:hover{color:var(--teal)}
.site-header nav a[aria-current=page]{text-decoration:underline;text-decoration-color:var(--seal);text-decoration-thickness:2px;text-underline-offset:.6em}
.nav-tool{display:inline-flex;align-items:center;gap:.55rem;min-height:44px;padding:0 1rem;border:1px solid var(--teal);border-radius:8px;color:var(--teal);font-size:.93rem;font-weight:500;text-decoration:none}
.nav-tool:hover{background:var(--teal-soft)}
.nav-tool svg{width:16px;height:16px}
.nav-tool[aria-current=page]{background:var(--teal);color:var(--card)}

/* Home: abertura */
.hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.04fr);gap:4.5rem;align-items:center;padding-block:5rem .75rem}
.hero h1{margin:0 0 1.6rem;font-size:clamp(3.2rem,7.4vw,6.8rem);line-height:.92;letter-spacing:-.035em}
.hero-lede{max-width:33rem;margin-bottom:1rem;font-size:1.15rem;color:var(--muted)}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:1rem 1.6rem;margin-top:2.1rem}
.hero-disclosure{max-width:32rem;margin-top:2.6rem;padding-top:1.1rem;border-top:1px dashed var(--line);font-size:.8rem;color:var(--muted)}

.envelope{position:relative;margin:0}
.envelope-paper{position:relative;padding:2rem 2.1rem 1.7rem;background:var(--card);border:12px solid transparent;border-image:var(--airmail) 12;box-shadow:0 34px 60px -34px rgb(11 32 43 / .45),0 2px 0 rgb(11 32 43 / .04);transform:rotate(-1.2deg)}
.envelope-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1.5rem;align-items:start}
.envelope-label{margin:0 0 1rem;font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.envelope-address{margin:0}
.envelope-address div{display:grid;grid-template-columns:4.6rem minmax(0,1fr);gap:.6rem;padding:.55rem 0;border-bottom:1px dashed var(--line)}
.envelope-address dt{font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding-top:.15rem}
.envelope-address dd{margin:0;font-family:var(--mono);font-size:.86rem;overflow-wrap:anywhere}
.stamp-group{position:relative;width:158px;height:136px}
.stamp{position:absolute;top:0;right:0;width:92px;height:112px;transform:rotate(3deg);filter:drop-shadow(0 6px 8px rgb(11 32 43 / .15))}
.stamp-body{fill:var(--seal)}
.stamp-perf{fill:var(--card)}
.stamp-frame{fill:none;stroke:var(--card);stroke-opacity:.75;stroke-width:1.2}
.stamp-glyph{fill:var(--card);font-family:var(--serif);font-style:italic;font-size:58px}
.stamp-label{fill:var(--card);font-family:var(--mono);font-size:7.5px;letter-spacing:.14em}
.postmark{position:absolute;top:30px;left:-44px;width:196px;color:var(--teal);opacity:.85;mix-blend-mode:multiply;transform:rotate(-12deg)}
.pm-text{fill:currentColor;font-family:var(--mono);font-size:10px;letter-spacing:.12em}
.pm-center{fill:currentColor;font-family:var(--mono);font-size:9.5px;letter-spacing:.14em}
.route{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem;margin:1.9rem 0 0;padding:1.5rem 0 0;border-top:1px dashed var(--line);list-style:none;counter-reset:route}
.route li{position:relative;padding-top:2.7rem;counter-increment:route}
.route li:before{content:counter(route);position:absolute;top:0;left:0;display:grid;place-items:center;width:32px;height:32px;border:1.5px solid var(--teal);border-radius:50%;background:var(--card);color:var(--teal);font-family:var(--mono);font-size:.76rem}
.route li:after{content:"";position:absolute;top:16px;left:40px;right:-.6rem;border-top:1.5px dashed var(--teal);opacity:.45}
.route li:last-child:after{display:none}
.route li:last-child:before{border-color:var(--seal);background:var(--seal);color:var(--card)}
.route strong{display:block;font-family:var(--serif);font-size:1.22rem;font-weight:500;line-height:1.15}
.route small{display:block;margin-top:.3rem;font-family:var(--mono);font-size:.66rem;color:var(--muted);overflow-wrap:anywhere}
.envelope figcaption{display:flex;align-items:center;gap:.5rem;margin-top:1.3rem;font-size:.76rem;color:var(--muted)}
.envelope figcaption:before{content:"";width:6px;height:6px;flex:0 0 6px;border-radius:50%;background:var(--seal)}

/* Seções da home */
.section{padding-block:6rem}
.section-heading{max-width:46rem;margin-bottom:2.2rem}
.section-heading h2{margin:0 0 .7rem;font-size:clamp(1.9rem,3.2vw,2.7rem)}
.section-heading>p{margin:0;font-size:1.02rem;color:var(--muted)}

.guide-list{border-top:1.5px solid var(--ink)}
.guide-row{display:grid;grid-template-columns:5.5rem minmax(0,1fr) 3rem;grid-template-areas:"num body arrow";gap:1rem 2rem;align-items:center;padding:1.75rem 0;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none}
.guide-num{grid-area:num;align-self:start;font-family:var(--serif);font-size:3.1rem;font-weight:400;line-height:.9;color:var(--teal);font-variant-numeric:lining-nums}
.guide-body{grid-area:body;min-width:0}
.guide-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.2rem .8rem;margin-bottom:.5rem;font-size:.84rem;color:var(--muted)}
.guide-meta strong{font-weight:600;color:var(--seal-text)}
.guide-new{font-style:italic;color:var(--seal-text)}
.guide-row h3{margin:0 0 .5rem;font-size:clamp(1.35rem,2.3vw,1.95rem);line-height:1.15;transition:color .2s}
.guide-row p{max-width:46rem;margin:0;font-size:.95rem;color:var(--muted)}
.guide-arrow{grid-area:arrow;display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;color:var(--teal);transition:transform .3s var(--ease),background-color .2s,color .2s,border-color .2s}
.guide-arrow svg{width:18px;height:18px}
.guide-row:hover h3{color:var(--teal)}
.guide-row:hover .guide-arrow{border-color:var(--teal);background:var(--teal);color:var(--card);transform:translateX(4px)}


.feature-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:4.5rem;align-items:center}
.inbox-demo{margin:0;padding:1.5rem;background:var(--night);border:1px solid var(--night-line);border-radius:var(--radius)}
.msg-head{display:grid;gap:.15rem;padding-bottom:1rem;border-bottom:1px solid var(--night-line);font-family:var(--mono);font-size:.74rem;color:var(--night-muted);overflow-wrap:anywhere}
.msg-head b{font-weight:500;color:var(--paper)}
.msg-body{padding:1.1rem 0 1.2rem;color:var(--night-text);font-size:.94rem;line-height:1.75}
.msg-hidden{padding:.1rem .3rem;border-radius:3px;background:repeating-linear-gradient(-45deg,rgb(200 64 28 / .3) 0 6px,rgb(200 64 28 / .14) 6px 12px);outline:1px dashed var(--night-alert);color:#ffe6dd}
.msg-flag{display:block;margin-top:.6rem;font-family:var(--mono);font-size:.7rem;color:var(--night-alert)}
.verdict{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.6rem 1rem;padding:.9rem 1rem;border:1px solid var(--night-line);border-radius:8px;background:var(--ink);font-family:var(--mono);font-size:.74rem;color:var(--night-text)}
.verdict strong{font-weight:500;color:var(--night-alert)}
.inbox-demo figcaption{margin-top:1rem;font-size:.74rem;color:var(--night-muted)}

.tools{padding-bottom:5rem}
.tool-index{margin:0;padding:0;border-top:1.5px solid var(--ink);list-style:none}
.tool-index li{display:grid;grid-template-columns:minmax(0,15rem) minmax(0,1fr) auto;gap:.3rem 2rem;align-items:baseline;padding:1.1rem 0;border-bottom:1px solid var(--line)}
.tool-index a{font-family:var(--serif);font-size:1.45rem;line-height:1.2;text-decoration-thickness:.06em}
.tool-index span{color:var(--muted);font-size:.97rem}
.tool-index small{font-size:.8rem;color:var(--muted);white-space:nowrap}
.feature{padding-block:5rem;border-top:1.5px solid var(--ink)}
.feature h2{margin-bottom:1.2rem;font-size:clamp(1.9rem,3.2vw,2.7rem)}
.feature p{max-width:34rem;color:var(--muted)}
.feature .button{margin-top:.6rem}
.teaser-terms{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:0 0 2rem;border-top:1.5px solid var(--ink)}
.teaser-terms>div{padding:1.7rem 2rem 1.7rem 0;border-right:1px solid var(--line)}
.teaser-terms>div+div{padding-left:2rem}
.teaser-terms>div:last-child{border-right:0;padding-right:0}
.teaser-terms dt{font-family:var(--serif);font-size:1.7rem;font-weight:450;line-height:1.1}
.teaser-terms dt small{display:block;margin-top:.35rem;font-family:var(--mono);font-size:.68rem;letter-spacing:.05em;color:var(--muted)}
.teaser-terms dd{margin:.8rem 0 0;font-size:.95rem;color:var(--muted)}

.oveyon-band{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:4.5rem;align-items:center;padding-block:6rem;border-top:1px solid var(--line)}
.oveyon-copy p{max-width:31rem;color:var(--muted)}
.oveyon-copy .small{margin-top:1.8rem;padding-top:1.1rem;border-top:1px dashed var(--line)}
.code-card{min-width:0;margin:0;overflow:hidden;background:var(--ink);color:#e6ecee;border-radius:var(--radius);box-shadow:0 34px 60px -38px rgb(11 32 43 / .7)}
.code-top{display:flex;align-items:center;gap:.9rem;padding:.85rem 1.2rem;border-bottom:1px solid var(--night-line);font-family:var(--mono);font-size:.72rem;color:var(--night-muted)}
.code-card pre,.prose pre{margin:0;overflow:auto;font-size:.8rem;line-height:1.75;tab-size:2}
.code-card pre{padding:1.4rem 1.3rem}
.code-card pre:focus-visible,.prose pre:focus-visible{outline-color:var(--oveyon-sky);outline-offset:-3px}
.tok-c{color:#8fa5ad}
.tok-k{color:var(--night-alert)}
.tok-s{color:#9fd8e6}
.code-card figcaption{padding:.95rem 1.2rem;border-top:1px solid var(--night-line);font-size:.75rem;color:var(--night-muted)}
.code-card figcaption a{color:var(--oveyon-sky)}

/* Reflow com texto ampliado: palavras longas quebram em vez de alargar a página. */
.term dt,.teaser-terms dt,.route strong,.brand-name,.footer-brand,.site-footer nav a,.tool-index a,.next-stop strong,.prose summary,.field label,.button{overflow-wrap:anywhere}
.hero>*,.feature-grid>*,.oveyon-band>*,.tool-layout>*,.footer-grid>*,.article-layout>*,.section-heading>*,.envelope-head>*,.tool-index li>*{min-width:0}

/* Rodapé */
.site-footer{background:var(--ink);color:var(--night-text);font-size:.9rem}
.airmail{height:10px;background:repeating-linear-gradient(-45deg,var(--seal) 0 14px,var(--paper) 14px 22px,var(--oveyon-sky) 22px 36px,var(--paper) 36px 44px)}
.footer-grid{display:grid;grid-template-columns:1.35fr .75fr .75fr 1.3fr;gap:3rem;padding-block:4rem 3rem}
.footer-brand{display:inline-flex;align-items:center;gap:.7rem;margin-bottom:1rem;font-family:var(--serif);font-size:1.8rem;line-height:1;color:var(--paper);text-decoration:none}
.footer-brand svg{width:38px;height:38px;flex:0 0 38px;color:var(--oveyon-sky)}
.site-footer p{color:var(--night-text);font-size:.88rem;line-height:1.75}
.site-footer .small{font-size:.8rem;color:var(--night-muted)}
.site-footer a{color:var(--paper)}
.site-footer h2{margin:0 0 .5rem;font-family:var(--sans);font-size:.92rem;font-weight:650;letter-spacing:0;color:var(--night-muted)}
.site-footer nav{display:flex;flex-direction:column;align-items:flex-start}
.site-footer nav a{display:inline-flex;align-items:center;min-height:44px;font-size:.88rem;text-decoration:none}
.site-footer nav a:hover{text-decoration:underline}
.site-footer :focus-visible{outline-color:var(--oveyon-sky)}
.identity-note{padding-left:1.6rem;border-left:1px solid var(--night-line)}
.identity-note p{font-size:.82rem}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.5rem 2rem;padding-block:1.4rem;border-top:1px solid var(--night-line);font-size:.8rem;color:var(--night-muted)}

/* Páginas e guias */
.page-head{max-width:64rem;padding-block:4rem 2.8rem}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:2rem;font-size:.86rem;color:var(--muted)}
.breadcrumbs a{color:var(--muted)}
.page-head h1{margin:0 0 1.5rem;font-size:clamp(2.6rem,5.4vw,5rem);line-height:1;letter-spacing:-.03em}
.page-head .lede{max-width:46rem;margin:0;font-family:var(--serif);font-size:clamp(1.2rem,1.9vw,1.45rem);line-height:1.45;color:var(--muted)}
.article-meta{display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;margin-top:2rem;padding-top:1.1rem;border-top:1px solid var(--line);font-size:.86rem;color:var(--muted)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 250px;gap:5rem;align-items:start;padding-bottom:6rem}
.prose{max-width:44rem;min-width:0}
.prose h2{margin:3.2rem 0 1.2rem;font-size:clamp(1.7rem,2.8vw,2.3rem);line-height:1.15}
.prose h2:first-child{margin-top:0}
.prose h3{margin:2rem 0 .8rem;font-size:1.35rem}
.prose p,.prose li{font-size:1.06rem;line-height:1.82}
.prose ul,.prose ol{margin:0 0 1.7rem;padding-left:1.3rem}
.prose li{margin-bottom:.7rem;padding-left:.3rem}
.prose li::marker{color:var(--teal);font-family:var(--mono);font-size:.88em}
.prose strong{font-weight:650}
.prose code{padding:.1em .35em;border-radius:4px;background:var(--paper-2);font-size:.86em;overflow-wrap:anywhere}
.prose pre{margin:1.8rem 0;padding:1.3rem 1.4rem;background:var(--ink);color:#e6ecee;border-radius:10px}
.prose pre code{padding:0;background:none;color:inherit;font-size:inherit;overflow-wrap:normal}
.guide-prose>p:first-child:first-letter{float:left;margin:.1em .12em 0 0;font-family:var(--serif);font-size:3.7em;line-height:.8;color:var(--teal)}
.callout,.prose blockquote{margin:2rem 0;padding:1.15rem 1.4rem;background:var(--card);border-left:3px solid var(--seal);border-radius:0 8px 8px 0}
.callout p{font-size:.95rem}
.article-aside{position:sticky;top:1.5rem;padding-top:1.1rem;border-top:2px solid var(--ink);font-size:.86rem}
.article-aside h2{margin-bottom:1rem;font-family:var(--sans);font-size:.92rem;font-weight:650;letter-spacing:0}
.article-aside ol{margin:0 0 1.5rem;padding-left:1.1rem}
.article-aside li{margin-bottom:.6rem}
.article-aside li::marker{color:var(--teal);font-family:var(--mono);font-size:.8em}
.article-aside a{color:var(--muted);text-decoration:none}
.article-aside a:hover{color:var(--teal);text-decoration:underline}
.aside-note{padding-top:1rem;border-top:1px dashed var(--line);font-size:.8rem;color:var(--muted)}
.aside-note a{color:var(--teal);text-decoration:underline}
.prose .sources{margin-top:3.5rem;padding:1.6rem 1.7rem;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.prose .sources h2{margin:0 0 1rem;font-family:var(--sans);font-size:1rem;font-weight:650;letter-spacing:0}
.prose .sources li,.prose .sources p{font-size:.88rem;line-height:1.7}
.prose .sources ul{margin-bottom:1rem}
.next-stop{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:1rem 1.5rem;align-items:center;margin-top:3rem;padding:1.6rem 1.8rem;background:var(--teal);border-radius:var(--radius);color:var(--card);text-decoration:none;transition:background-color .2s}
.next-stop:hover{background:var(--teal-deep)}
.next-stop small{display:block;font-size:.86rem;color:#d7e8ec}
.next-stop strong{display:block;margin-top:.35rem;font-family:var(--serif);font-size:1.5rem;font-weight:450;line-height:1.2}
.next-stop svg{width:24px;height:24px;transition:transform .3s var(--ease)}
.next-stop:hover svg{transform:translateX(4px)}
.next-read{display:block;margin-top:3rem;padding-top:2rem;border-top:1px solid var(--line);font-size:.95rem}
.prose details{padding:1rem 0;border-bottom:1px solid var(--line)}
.prose details:first-child{border-top:1.5px solid var(--ink)}
.prose summary{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:44px;font-family:var(--serif);font-size:1.3rem;line-height:1.35;cursor:pointer;list-style:none}
.prose summary::-webkit-details-marker{display:none}
.prose summary:after{content:"+";flex:0 0 auto;font-family:var(--mono);font-size:1.3rem;color:var(--teal);transition:transform .25s var(--ease)}
.prose details[open] summary:after{transform:rotate(45deg)}
.prose details>p{margin:1rem 0 .4rem;color:var(--ink)}
/* Tabela larga rola na horizontal. As sombras nas bordas, só CSS, aparecem apenas quando há coluna escondida daquele lado: as
   faixas da cor do papel rolam com o conteúdo (background-attachment:local) e cobrem a sombra, fixa, ao chegar à borda. */
.table-wrap{max-width:100%;overflow:auto;background-image:linear-gradient(to right,var(--paper) 35%,rgb(246 241 232 / 0)),linear-gradient(to left,var(--paper) 35%,rgb(246 241 232 / 0)),linear-gradient(to right,rgb(11 32 43 / .16),rgb(11 32 43 / 0)),linear-gradient(to left,rgb(11 32 43 / .16),rgb(11 32 43 / 0));background-position:left,right,left,right;background-size:40px 100%,40px 100%,14px 100%,14px 100%;background-repeat:no-repeat;background-attachment:local,local,scroll,scroll}
table{width:100%;margin:1.2rem 0;border-collapse:collapse;text-align:left;font-size:.9rem}
th,td{padding:.75rem .9rem;border-bottom:1px solid var(--line);vertical-align:top}
th{font-weight:600;background:var(--paper-2)}
td.mono{font-size:.8rem;overflow-wrap:anywhere}
.reading-list,.wide-content{padding-bottom:6rem}

/* Ferramentas */
.tool-switch{display:flex;flex-wrap:wrap;gap:.5rem;margin:0 0 2.2rem;padding:0;list-style:none}
.tool-switch a{display:inline-flex;align-items:center;min-height:44px;padding:0 1.15rem;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--ink);font-size:.9rem;text-decoration:none}
.tool-switch a:hover{border-color:var(--teal);color:var(--teal)}
.tool-switch a[aria-current=page]{border-color:var(--ink);background:var(--ink);color:var(--paper)}
.tool-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.7fr);gap:4.5rem;align-items:start}
.dns-form{padding:2.2rem;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 22px 40px -36px rgb(11 32 43 / .5)}
.field{margin-bottom:1.5rem}
.field label{display:block;margin-bottom:.5rem;font-size:.97rem;font-weight:600}
.field input:not([type=radio]):not([type=checkbox]),.field textarea,.field select{width:100%;min-height:52px;padding:.85rem 1rem;background:var(--paper);border:1px solid var(--field);border-radius:8px;font-size:1rem}
.field textarea{min-height:17rem;font-family:var(--mono);font-size:.8rem;line-height:1.6;resize:vertical}
.field select{min-height:48px;font-size:.95rem}
.field input::placeholder,.field textarea::placeholder{color:var(--muted);opacity:1}
.field input[aria-invalid=true],.field textarea[aria-invalid=true]{border:2px solid var(--err)}
.field .help{display:block;margin-top:.45rem;font-size:.8rem;color:var(--muted)}
.dns-form>.button{width:100%}
.form-actions{display:flex;flex-wrap:wrap;gap:.75rem}
.form-actions .button{flex:1 1 13rem}
.dns-form button:disabled{cursor:wait;opacity:.7}
.privacy-before{margin-bottom:1.3rem;font-size:.8rem;line-height:1.7;color:var(--muted)}
.tool-status{margin:1.2rem 0 0;font-size:.92rem}
.tool-status:empty{display:none}
.tool-status[data-state=error]{color:var(--err)}
.tool-explain{min-width:0}
.tool-explain h2{font-size:1.65rem;line-height:1.2}
.tool-explain p,.tool-explain li{font-size:.92rem;color:var(--muted)}
.tool-explain ul{margin-bottom:2rem;padding-left:1.2rem}
.tool-explain li{margin-bottom:.7rem}
.tool-explain li::marker{color:var(--teal)}
.dns-results{margin-top:2.4rem}
.dns-results:empty{display:none}
.result-heading{margin-bottom:.6rem;font-size:1.9rem}
.result-summary{font-family:var(--mono);font-size:.8rem;color:var(--muted);overflow-wrap:anywhere}
.dns-result{padding:1.4rem 0;border-top:1px solid var(--line)}
.dns-result h3{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;margin-bottom:.7rem;font-family:var(--sans);font-size:1.1rem;font-weight:650;letter-spacing:0}
.dns-result p{margin-bottom:.7rem;font-size:.9rem}
.dns-result .mono{overflow-wrap:anywhere}
.dns-result ul{margin:0;padding-left:1.2rem}
.dns-result li{margin-bottom:.4rem;font-size:.9rem}
.result-state{max-width:100%;padding:.2rem .55rem;border-radius:4px;background:var(--teal-soft);color:var(--teal);font-family:var(--mono);font-size:.68rem;font-weight:500;letter-spacing:.02em;overflow-wrap:anywhere}
.result-state[data-state=ok]{background:var(--ok-bg);color:var(--ok)}
.result-state[data-state=warning]{background:var(--warn-bg);color:var(--warn)}
.result-state[data-state=error]{background:var(--err-bg);color:var(--err)}
.record-value{margin-bottom:.5rem;padding:.8rem 1rem;background:var(--paper-2);border-radius:6px;font-family:var(--mono);font-size:.76rem;line-height:1.7;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word}
.dns-results .callout p{font-size:.85rem}
.result-link{display:inline-flex;align-items:center;min-height:44px;font-size:.9rem;font-weight:500;overflow-wrap:anywhere}
/* WHOIS lookup: the same form on the tool page, the home and /pesquise/ */
.lookup{padding-block:1rem 4rem}
.lookup-card{padding:clamp(1.3rem,3.5vw,2.4rem);background:var(--card);border:1.5px solid var(--ink);border-radius:var(--radius);box-shadow:8px 8px 0 var(--paper-2)}
.lookup-head{max-width:44rem;margin-bottom:1.4rem}
.lookup-head h2{margin:.2rem 0 .6rem;font-size:clamp(1.7rem,3vw,2.4rem)}
.lookup-head p:last-child{color:var(--muted)}
.lookup-card .dns-form{padding:0;background:none;border:0;box-shadow:none}
.lookup-inline{margin:0 0 2.6rem}
.lookup-row{display:flex;flex-wrap:wrap;gap:.6rem}
.field .lookup-row input:not([type=radio]):not([type=checkbox]){flex:1 1 15rem;width:auto;min-width:0}
.lookup-row .button{flex:0 0 auto;min-width:9rem}
@media (max-width:30rem){.lookup-row .button{flex:1 1 100%}}
.whois-card .result-heading{overflow-wrap:anywhere}
.whois-card :is(h3,h4):not(.result-heading){margin:1.8rem 0 .4rem;font-size:1.2rem}
.whois-facts{margin:1.4rem 0 1.8rem;border-top:1.5px solid var(--ink)}
.whois-facts>div{display:grid;grid-template-columns:minmax(0,10.5rem) minmax(0,1fr);gap:.15rem 1.4rem;padding:.75rem 0;border-bottom:1px solid var(--line)}
.whois-facts dt{font-size:.85rem;color:var(--muted)}
.whois-facts dd{margin:0;overflow-wrap:anywhere}
.whois-facts small{font-size:.82rem;color:var(--muted)}
@media (max-width:34rem){.whois-facts>div{grid-template-columns:minmax(0,1fr)}}
.whois-status{margin:.4rem 0 1rem;padding:0;list-style:none}
.whois-status li{padding:.5rem 0;border-bottom:1px dashed var(--line);font-size:.93rem}
.whois-status code{margin-right:.35rem;overflow-wrap:anywhere}
.whois-notes p{margin:0 0 .8rem;font-size:.95rem}
.whois-links{display:flex;flex-wrap:wrap;gap:0 1.6rem;margin-top:1.2rem}
.hop-list{margin:1rem 0 0;padding:0;list-style:none;counter-reset:hop}
.hop-list li{position:relative;padding:0 0 1.1rem 2.7rem;font-size:.88rem;counter-increment:hop}
.hop-list li:before{content:counter(hop);position:absolute;top:0;left:0;display:grid;place-items:center;width:28px;height:28px;border:1.5px solid var(--teal);border-radius:50%;background:var(--card);color:var(--teal);font-family:var(--mono);font-size:.7rem}
.hop-list li:after{content:"";position:absolute;top:31px;bottom:3px;left:13.5px;border-left:1.5px dashed var(--line)}
.hop-list li:last-child:after{display:none}
.hop-list .mono{display:block;font-size:.78rem;overflow-wrap:anywhere}
.hop-list small{display:block;font-family:var(--mono);font-size:.72rem;color:var(--muted)}
.no-script{padding:1rem 1.4rem;background:var(--card);border-left:3px solid var(--seal);border-radius:0 8px 8px 0;font-size:.92rem}
.no-script p{margin:0}

/* Ferramentas sem servidor: SPF, DMARC e acentos */
[hidden]{display:none!important}
fieldset.field{min-width:0;margin:0 0 1.5rem;padding:0;border:0}
fieldset.field legend{margin-bottom:.6rem;padding:0;font-size:.97rem;font-weight:600}
.choice{container:choice/inline-size}
.choice label{display:grid;grid-template-columns:1.05rem 6.5rem minmax(0,1fr);align-items:start;gap:.2rem .75rem;margin-bottom:.45rem;padding:.7rem .85rem;background:var(--paper);border:1px solid var(--line);border-radius:8px;font-size:.93rem;cursor:pointer}
.choice label:has(input:checked){border-color:var(--teal);background:var(--teal-soft)}
.choice strong{font-weight:600}
@container choice (max-width:26rem){.choice label{grid-template-columns:1.05rem minmax(0,1fr)}.choice label>span{grid-column:1/-1}}
.choice input,.check input{flex:0 0 auto;width:1.05rem;height:1.05rem;margin:.25rem 0 0;accent-color:var(--teal)}
.check{display:flex;align-items:flex-start;gap:.65rem;margin:0 0 .9rem;font-size:.92rem;cursor:pointer}
.check span{min-width:0;overflow-wrap:anywhere}
.advanced{margin:0;padding-top:.6rem;border-top:1px dashed var(--line)}
.advanced summary{display:flex;align-items:center;min-height:44px;margin-bottom:.6rem;font-weight:600;cursor:pointer}
.dmarc-output{margin-top:1.5rem;padding:1.5rem 1.6rem;background:var(--ink);border-radius:var(--radius);color:var(--night-text)}
.dmarc-label{margin:0 0 1rem;font-size:.92rem;font-weight:600;color:var(--night-muted)}
.dmarc-output .kv{margin:0 0 1rem}
.dmarc-output .kv div{display:grid;grid-template-columns:4rem minmax(0,1fr);gap:.8rem;padding:.55rem 0;border-bottom:1px solid var(--night-line)}
.dmarc-output dt{font-family:var(--mono);font-size:.72rem;color:var(--night-muted);padding-top:.1rem}
.dmarc-output dd{margin:0;font-size:.86rem;color:var(--paper);overflow-wrap:anywhere}
.dmarc-output .small{color:var(--night-muted)}
.dmarc-output code{padding:.05em .3em;border-radius:3px;background:var(--night);color:var(--paper)}
.dmarc-output .tool-status{color:var(--night-text)}
.dmarc-output :focus-visible{outline-color:var(--oveyon-sky)}
.button.on-dark-outline{border-color:var(--night-line);background:transparent;color:var(--paper)}
.button.on-dark-outline:hover{background:var(--night);border-color:var(--oveyon-sky)}
.dmarc-output[data-state=error] #dmarc-value{color:var(--night-alert)}
.dmarc-warnings{margin-top:1.4rem}
.dmarc-warnings p{font-size:.92rem}
.spf-tree{margin:.6rem 0 0;padding:0 0 0 1.1rem;list-style:none;border-left:1.5px dashed var(--line)}
.spf-root{padding-left:0;border-left:0}
.spf-tree li{margin:0 0 .9rem}
.spf-node{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin:0 0 .45rem;font-size:.9rem}
.spf-node strong{font-weight:600;overflow-wrap:anywhere}
.spf-problem{color:var(--err);font-size:.9rem}

/* Glossário */
.glossary-index{display:flex;flex-wrap:wrap;gap:.4rem;margin:0 0 1rem;padding:0;list-style:none}
.glossary-index a{display:grid;place-items:center;min-width:44px;min-height:44px;padding:0 .6rem;background:var(--card);border:1px solid var(--line);border-radius:8px;font-family:var(--serif);font-size:1.25rem;color:var(--ink);text-decoration:none}
.glossary-index a:hover{border-color:var(--teal);color:var(--teal)}
.glossary-letter{margin:3rem 0 0;padding-bottom:.4rem;border-bottom:1.5px solid var(--ink);font-size:2.8rem;color:var(--seal-text)}
.glossary{max-width:62rem}
.glossary dl{margin:0}
.term{display:grid;grid-template-columns:minmax(0,15rem) minmax(0,1fr);gap:.5rem 2.5rem;padding:1.5rem 0;border-bottom:1px solid var(--line);scroll-margin-top:1.5rem}
.term:target{background:linear-gradient(90deg,var(--seal-soft),transparent 70%)}
.term dt{font-family:var(--serif);font-size:1.5rem;font-weight:450;line-height:1.2}
.term dt small{display:block;margin-top:.35rem;font-family:var(--mono);font-size:.7rem;color:var(--muted)}
.term dd{margin:0;font-size:1rem;line-height:1.75}

@supports (animation-timeline:scroll()){
  .progress{position:fixed;top:0;left:0;right:0;z-index:20;display:block;height:3px;background:var(--seal);transform:scaleX(0);transform-origin:0 50%;animation:reading linear both;animation-timeline:scroll(root)}
  @keyframes reading{to{transform:scaleX(1)}}
}

@media (min-width:1500px){
  .hero{padding-block:6rem 1.25rem}
}

@media (max-width:1060px){
  .hero{gap:2.5rem}
  .envelope-paper{padding:1.6rem 1.5rem 1.4rem}
  .stamp-group{width:130px;height:120px}
  .stamp{width:80px;height:98px}
  .postmark{width:170px;left:-46px}
  .feature-grid,.oveyon-band{gap:3rem}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:2.5rem}
  .article-layout{grid-template-columns:minmax(0,1fr) 220px;gap:3rem}
  .tool-layout{gap:2.5rem}
}

@media (max-width:860px){
  .hero{grid-template-columns:minmax(0,1fr);padding-block:3.5rem 1rem}
  .envelope-paper{transform:none}
  .feature-grid,.oveyon-band{grid-template-columns:minmax(0,1fr)}
  .tool-layout{grid-template-columns:minmax(0,1fr)}
  .tool-explain{padding-top:2rem;border-top:1px solid var(--line)}
  .teaser-terms{grid-template-columns:minmax(0,1fr)}
  .teaser-terms>div,.teaser-terms>div+div{padding:1.4rem 0;border-right:0;border-bottom:1px solid var(--line)}
}

@media (max-width:760px){
  .wrap{width:calc(100% - 2.5rem)}
  .header-inner{min-height:0;padding-block:1.1rem .5rem;gap:.6rem}
  .brand-mark{width:38px;height:38px;flex-basis:38px}
  .brand-name{font-size:1.5rem}
  .brand-sub{font-size:.62rem}
  .site-header nav{order:3;flex-basis:100%;gap:0 1.1rem;font-size:.88rem}
  .nav-tool{padding:0 .8rem;font-size:.88rem}
  .nav-tool svg{display:none}
  .hero h1{font-size:clamp(3rem,14vw,4.6rem)}
  .hero-lede{font-size:1.05rem}
  .hero-disclosure{margin-top:2rem}
  .envelope-paper{padding:1.3rem 1.1rem 1.2rem;border-width:9px}
  .envelope-head{grid-template-columns:minmax(0,1fr);gap:0}
  .stamp-group{grid-row:1;justify-self:end;width:120px;height:104px;margin-bottom:-.6rem}
  .stamp{width:72px;height:88px}
  .postmark{top:18px;left:-30px;width:150px}
  .envelope-address div{grid-template-columns:4rem minmax(0,1fr)}
  .envelope-address dd{font-size:.8rem}
  .route{grid-template-columns:minmax(0,1fr);gap:0;padding-top:1.3rem}
  .route li{padding:0 0 1.1rem 2.9rem}
  .route li:last-child{padding-bottom:0}
  .route li:after{top:36px;bottom:2px;left:16px;right:auto;border-top:0;border-left:1.5px dashed var(--teal)}
  .section{padding-block:4rem}
  .section-heading{margin-bottom:1.6rem}
  .guide-row{grid-template-columns:minmax(0,1fr) 40px;grid-template-areas:"num arrow" "body body";gap:.5rem 1rem;padding-block:1.5rem}
  .guide-num{font-size:2.2rem}
  .guide-arrow{width:40px;height:40px}
  .guide-row h3{font-size:1.4rem}
  .guide-row p{font-size:.9rem}
  .inbox-demo{padding:1.2rem}
  .feature{padding-block:3.5rem}
  .tool-index li{grid-template-columns:minmax(0,1fr);gap:.2rem}
  .tool-index small{white-space:normal}
  .oveyon-band{padding-block:4rem}
  .code-card pre{font-size:.74rem;padding:1.1rem}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:2rem 1.5rem;padding-block:3rem 2rem}
  .footer-about,.identity-note{grid-column:1/-1}
  .identity-note{padding:1.4rem 0 0;border-left:0;border-top:1px solid var(--night-line)}
  .page-head{padding-block:2.6rem 2rem}
  .page-head h1{font-size:clamp(2.4rem,10vw,3.6rem)}
  .breadcrumbs{margin-bottom:1.5rem}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:2rem;padding-bottom:4rem}
  .article-aside{display:none}
  .prose p,.prose li{font-size:1rem}
  .prose h2{font-size:1.75rem}
  .prose pre{font-size:.74rem;padding:1.1rem}
  .next-stop{padding:1.3rem 1.4rem}
  .next-stop strong{font-size:1.3rem}
  .dns-form{padding:1.4rem}
  .term{grid-template-columns:minmax(0,1fr);gap:.4rem}
  .glossary-letter{font-size:2.3rem}
}

@media (max-width:560px){
  .brand-sub{display:none}
  .brand{gap:.6rem}
  .brand-mark{width:34px;height:34px;flex-basis:34px}
  .nav-tool{padding:0 .75rem}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*:before,*:after{animation:none!important;transition:none!important}
  .progress{display:none}
}

@media (forced-colors:active){
  .button,.nav-tool,.dns-form,.guide-arrow,.envelope-paper,.inbox-demo,.code-card,.next-stop,.tool-switch a,.glossary-index a{border:1px solid CanvasText}
  .stamp-body{fill:CanvasText}
  .stamp-perf{fill:Canvas}
  .stamp-glyph,.stamp-label{fill:Canvas}
  .route li:before,.hop-list li:before{border-color:CanvasText}
  .airmail{background:CanvasText}
  :focus-visible{outline-color:Highlight}
}

@media print{
  .site-header nav,.skip,.progress,.airmail,.article-aside,.next-stop{display:none}
  body{background:#fff}
}

/* Processo de liberação: resposta direta, figuras com gráfico SVG estático e tabela, tabelas numéricas. */
.prose .answer{margin:0 0 2.2rem;padding:1.2rem 1.4rem;background:var(--card);border:1px solid var(--line);border-left:3px solid var(--teal);border-radius:0 var(--radius) var(--radius) 0;font-size:1.15rem;line-height:1.7;text-wrap:pretty}
.chart-figure{margin:1.6rem 0 2rem}
.chart-figure figcaption{margin-bottom:.8rem;font-size:.92rem;line-height:1.5;color:var(--muted)}
.chart-figure figcaption strong{display:block;color:var(--ink);font-weight:650}
.chart-figure .table-wrap{margin-top:1rem}
.chart{display:block;width:100%;height:auto;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.chart text{font-family:var(--sans);font-size:12px;fill:var(--muted)}
.chart .label{font-weight:650;fill:var(--ink);font-variant-numeric:tabular-nums}
.chart .vazio{fill:var(--field)}
.chart .grid{stroke:var(--line);stroke-width:1}
.chart .axis{stroke:var(--field);stroke-width:1}
.chart .bar{fill:var(--teal)}
.chart .bar.parcial{fill:var(--teal-light)}
th.num,td.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.table-dense th,.table-dense td{padding:.42rem .6rem;font-size:.82rem}
.table-files code{font-size:.7rem;overflow-wrap:anywhere;background:none;padding:0}
.calendar-grid th,.calendar-grid td{padding:.45rem .3rem;text-align:center;font-variant-numeric:tabular-nums}
.calendar-grid th:first-child,.calendar-grid td:first-child{text-align:left;font-weight:600}
.file-links li{overflow-wrap:anywhere}
.file-links .file{font-family:var(--mono);font-size:.9em}
@media (max-width:760px){
  .prose .answer{font-size:1.05rem;padding:1rem 1.1rem}
  .chart text{font-size:18px}
}
/* Abaixo de 48rem, uma legenda curta antes da tabela larga. Onde o navegador tem linha do tempo de rolagem, ela só aparece quando
   a tabela de fato transborda (sem rolagem horizontal a linha do tempo fica inativa e a legenda fica oculta) e some ao rolar. */
@media (max-width:48rem){
  .table-wrap::before{content:"Deslize para ver as outras colunas";position:sticky;left:0;display:block;width:max-content;max-width:100%;padding:1rem 0 0;font-size:.8rem;line-height:1.4;color:var(--muted)}
  @supports (animation-timeline:scroll()){
    .table-wrap::before{visibility:hidden;max-height:0;padding:0;animation:table-hint linear both;animation-timeline:scroll(inline)}
  }
}
@keyframes table-hint{0%,25%{visibility:visible;max-height:3rem;padding-top:1rem;opacity:1}45%,100%{visibility:visible;max-height:3rem;padding-top:1rem;opacity:0}}
@media (forced-colors:active){
  .chart .bar,.chart .bar.parcial{fill:CanvasText}
  .chart .grid,.chart .axis{stroke:CanvasText}
  .chart text{fill:CanvasText}
}
@media print{.chart{border:1px solid #999}}