:root{
  --ink:#0C0A08;--ink-2:#13100D;--ink-3:#1B1713;
  --line:rgba(245,238,227,.08);--line-2:rgba(245,238,227,.15);
  --cream:#F5EEE3;--muted:#A69D90;--dim:#776E62;
  --orange:#FF6A2B;--orange-2:#FF9157;--amber:#FFC24B;
  --paper:#F4EDE1;--paper-ink:#1A1611;--paper-muted:#6E6457;--paper-line:rgba(26,22,17,.12);--rust:#C9481A;
  --f-display:"Bricolage Grotesque",ui-sans-serif,system-ui,sans-serif;
  --f-body:"Geist",ui-sans-serif,system-ui,sans-serif;
  --f-serif:"Instrument Serif",Georgia,serif;
  --f-mono:"Geist Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{color-scheme:dark;-webkit-text-size-adjust:100%;scroll-padding-top:92px}
@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{background:var(--ink);color:var(--cream);font-family:var(--f-body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:clip}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
::selection{background:var(--orange);color:#160A02}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:6px}
.wrap{width:min(1200px,calc(100% - 32px));margin-inline:auto}
@media(min-width:700px){.wrap{width:min(1200px,calc(100% - 64px))}}
.serif{font-family:var(--f-serif);font-style:italic;font-weight:400}
.grain{position:fixed;inset:0;pointer-events:none;z-index:90;opacity:.05;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.progress{position:fixed;top:0;left:0;height:2px;width:100%;background:linear-gradient(90deg,var(--orange),var(--amber));transform-origin:0 50%;transform:scaleX(0);z-index:60}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(12,10,8,.92);-webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--line)}
.nav-in{height:68px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--f-display);font-weight:700;font-size:16px;letter-spacing:-.01em;line-height:1.1}
.brand small{display:block;font-family:var(--f-mono);font-weight:400;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:3px}
.logo{width:34px;height:34px;flex:0 0 34px}
.btn-back{height:40px;padding:0 16px 0 12px;border-radius:999px;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;border:1px solid var(--line-2);background:rgba(255,255,255,.04);transition:background .3s,border-color .3s}
.btn-back:hover{background:rgba(255,255,255,.1);border-color:rgba(245,238,227,.3)}
.btn-back svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:translate .3s var(--ease)}
.btn-back:hover svg{translate:-3px 0}

/* topo do documento */
.lhero{position:relative;padding:clamp(56px,8vw,104px) 0 clamp(52px,6vw,84px);overflow:clip}
.lhero::before{content:"";position:absolute;width:760px;height:760px;right:-220px;top:-420px;background:radial-gradient(circle,rgba(255,106,43,.26),transparent 62%);pointer-events:none}
.lhero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(ellipse 60% 70% at 85% 0%,#000 10%,transparent 70%);mask-image:radial-gradient(ellipse 60% 70% at 85% 0%,#000 10%,transparent 70%);pointer-events:none}
.lhero .wrap{position:relative;z-index:1}
.kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-2)}
.kicker::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange);box-shadow:0 0 12px var(--orange)}
.lhero h1{font-family:var(--f-display);font-weight:700;font-size:clamp(46px,8vw,104px);line-height:.95;letter-spacing:-.045em;margin-top:22px;text-wrap:balance}
.lhero h1 .serif{color:var(--orange-2);letter-spacing:-.02em}
.lead{max-width:660px;margin-top:24px;color:var(--muted);font-size:clamp(17px,1.5vw,20px);text-wrap:pretty}
.meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.meta span{font-family:var(--f-mono);font-size:12px;letter-spacing:.04em;padding:7px 12px;border-radius:999px;border:1px solid var(--line-2);color:var(--muted)}
.switch{display:inline-flex;gap:4px;padding:4px;border-radius:999px;background:var(--ink-3);border:1px solid var(--line);margin-top:36px;max-width:100%}
.switch a{padding:10px 18px;border-radius:999px;font-size:14px;font-weight:600;color:var(--muted);white-space:nowrap;transition:color .25s,background .25s}
.switch a:hover{color:var(--cream)}
.switch a[aria-current="page"]{background:var(--cream);color:var(--ink)}

/* documento */
.doc{background:var(--paper);color:var(--paper-ink);border-radius:28px 28px 0 0;padding:clamp(44px,7vw,96px) 0 clamp(72px,9vw,120px)}
.doc-grid{display:grid;grid-template-columns:250px minmax(0,1fr);gap:clamp(40px,6vw,88px);align-items:start}
.toc{position:sticky;top:100px;max-height:calc(100vh - 124px);overflow:auto;scrollbar-width:thin}
.toc-label{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--paper-muted)}
.toc ol,.toc-m ol{list-style:none}
.toc ol{margin-top:16px;border-left:1px solid var(--paper-line)}
.toc a{display:flex;gap:10px;padding:7px 0 7px 16px;margin-left:-1px;border-left:2px solid transparent;font-size:14px;line-height:1.35;color:var(--paper-muted);transition:color .2s,border-color .2s}
.toc a span,.toc-m a span{font-family:var(--f-mono);font-size:11px;padding-top:2px;color:rgba(26,22,17,.4)}
.toc a:hover{color:var(--paper-ink)}
.toc a.on{color:var(--paper-ink);border-left-color:var(--orange);font-weight:600}
.toc a.on span{color:var(--rust)}
.toc-m{display:none;margin-bottom:8px;border:1px solid var(--paper-line);border-radius:16px;background:rgba(255,255,255,.55)}
.toc-m summary{padding:15px 18px;cursor:pointer;font-weight:600;font-size:15px;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}
.toc-m summary::-webkit-details-marker{display:none}
.toc-m summary svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:rotate .3s var(--ease)}
.toc-m[open] summary svg{rotate:180deg}
.toc-m ol{padding:0 18px 12px;border-top:1px solid var(--paper-line)}
.toc-m a{display:flex;gap:10px;padding:9px 0;font-size:15px;line-height:1.35}

.doc article{max-width:720px;min-width:0}
.tldr{background:#fff;border:1px solid rgba(26,22,17,.08);border-radius:22px;padding:clamp(22px,3vw,30px);box-shadow:0 24px 44px -30px rgba(70,44,20,.4)}
.tldr h2{font-family:var(--f-display);font-size:20px;font-weight:700;letter-spacing:-.02em}
.tldr ul{list-style:none;display:grid;gap:13px;margin-top:18px}
.tldr li{display:grid;grid-template-columns:22px minmax(0,1fr);gap:12px;font-size:16px;line-height:1.5;color:#2B251E}
.tldr li svg{width:22px;height:22px;margin-top:1px}
.tldr small{display:block;margin-top:18px;padding-top:14px;border-top:1px solid var(--paper-line);font-size:13px;color:var(--paper-muted)}

.doc section{padding-top:56px}
.doc h2.sh{font-family:var(--f-display);font-weight:650;font-size:clamp(24px,2.6vw,31px);letter-spacing:-.03em;line-height:1.15;display:flex;gap:14px;align-items:baseline;text-wrap:balance}
.doc h2.sh .n{font-family:var(--f-mono);font-size:13px;font-weight:500;color:var(--rust);letter-spacing:.04em;flex:0 0 auto}
.doc h3{font-family:var(--f-display);font-weight:650;font-size:19px;letter-spacing:-.015em;margin-top:30px}
.doc article p,.doc article li{font-size:17px;line-height:1.72;color:#2B251E;text-wrap:pretty}
.doc article p{margin-top:16px}
.doc h3 + p,.doc h3 + ul{margin-top:10px}
.doc ul.list{list-style:none;margin-top:16px;display:grid;gap:10px}
.doc ul.list li{position:relative;padding-left:26px}
.doc ul.list li::before{content:"";position:absolute;left:5px;top:.66em;width:7px;height:7px;border-radius:2px;background:var(--orange);rotate:45deg}
.doc ul.list.no li::before{background:none;width:auto;height:auto;rotate:none;top:0;left:0;content:"×";font-weight:700;color:var(--rust)}
.doc strong{color:var(--paper-ink);font-weight:650}
.doc article a:not(.btn-wa){color:var(--rust);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.doc article .toc-m a{color:var(--paper-ink);text-decoration:none}
.callout{margin-top:22px;padding:18px 20px;border-radius:16px;background:rgba(255,106,43,.08);border:1px solid rgba(255,106,43,.24)}
.doc .callout p{margin:0;font-size:16px}

.rows{margin-top:22px;border-top:1px solid var(--paper-line)}
.row{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr) minmax(0,.9fr);gap:18px;padding:16px 0;border-bottom:1px solid var(--paper-line);font-size:15.5px;line-height:1.5;color:#2B251E}
.row b{font-weight:650;color:var(--paper-ink)}
.row .base{font-size:14.5px;font-weight:550;line-height:1.5;color:var(--rust)}
.row.head{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--paper-muted);padding:12px 0}

.contact{margin-top:26px;display:flex;align-items:center;justify-content:space-between;gap:18px 24px;flex-wrap:wrap;padding:24px 26px;border-radius:20px;background:var(--ink);color:var(--cream)}
.contact b{display:block;font-family:var(--f-display);font-size:20px;font-weight:650;letter-spacing:-.02em}
.doc .contact p{margin:4px 0 0;font-size:15px;color:var(--muted)}
.btn-wa{display:inline-flex;align-items:center;gap:10px;height:48px;padding:0 22px 0 16px;border-radius:999px;background:#25D366;color:#062611;font-weight:700;font-size:15px;box-shadow:0 12px 26px -10px rgba(37,211,102,.6);transition:translate .3s var(--ease),box-shadow .3s}
.btn-wa:hover{translate:0 -2px;box-shadow:0 16px 30px -10px rgba(37,211,102,.75)}
.btn-wa svg{width:22px;height:22px;fill:currentColor}

footer{border-top:1px solid var(--line);padding:40px 0 48px;color:var(--dim);font-size:13px}
.foot{display:flex;justify-content:space-between;gap:20px 40px;flex-wrap:wrap;align-items:flex-start}
.foot-r{max-width:560px}
.foot p{line-height:1.55}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 22px;margin-bottom:12px}
.foot-links a{color:var(--muted);font-size:13.5px;font-weight:500;transition:color .2s}
.foot-links a:hover,.foot-links a[aria-current="page"]{color:var(--cream)}

@media(max-width:899px){
  .doc-grid{grid-template-columns:minmax(0,1fr);gap:0}
  .toc{display:none}
  .toc-m{display:block}
  .tldr{margin-top:20px}
  .row{grid-template-columns:minmax(0,1fr);gap:4px}
  .row.head{display:none}
}
@media(max-width:480px){
  .brand small{display:none}
  .switch{display:flex}
  .switch a{flex:1;text-align:center;padding:10px 12px;font-size:13.5px}
  .contact{padding:22px}
  .btn-wa{width:100%;justify-content:center}
}
@media print{
  .nav,.progress,.grain,.toc,.toc-m,.switch,.btn-wa,footer{display:none}
  body,.doc{background:#fff;color:#000}
  .lhero{padding:0 0 24px}.lhero::before,.lhero::after{display:none}
  .lhero h1,.lhero h1 .serif{color:#000}
  .doc-grid{display:block}
}