/* Neuro Harness — site. Cores da marca "n-neurônio" (plugins/neuro-harness-brand). */
:root {
  --bg: #FBFBFD;
  --surface: #F6F7FB;
  --surface-2: #EEF0F6;
  --line: #E3E5ED;
  --line-strong: #CDD1DD;
  --ink: #15171F;
  --ink-2: #363A48;
  --muted: #6B7186;
  --node: #5A46F0;
  --node-ink: #FFFFFF;
  --node-soft: rgba(90, 70, 240, 0.09);
  --ok: #1F8A5B;
  --code-bg: #15171F;
  --code-ink: #ECEEF6;
  --code-muted: #9AA0B4;
  --shadow: 0 1px 2px rgba(21, 23, 31, 0.04), 0 8px 24px rgba(21, 23, 31, 0.06);
  --radius: 14px;
  --font: "Inter", -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --max: 1120px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0B0C10;
    --surface: #121319;
    --surface-2: #181A22;
    --line: #22242E;
    --line-strong: #30333F;
    --ink: #ECEEF6;
    --ink-2: #C9CDDA;
    --muted: #9AA0B4;
    --node: #8F7DFF;
    --node-ink: #0B0C10;
    --node-soft: rgba(143, 125, 255, 0.12);
    --ok: #4CC38A;
    --code-bg: #08090C;
    --code-ink: #ECEEF6;
    --code-muted: #8A90A4;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 12px 32px rgba(0, 0, 0, 0.35);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0B0C10;
  --surface: #121319;
  --surface-2: #181A22;
  --line: #22242E;
  --line-strong: #30333F;
  --ink: #ECEEF6;
  --ink-2: #C9CDDA;
  --muted: #9AA0B4;
  --node: #8F7DFF;
  --node-ink: #0B0C10;
  --node-soft: rgba(143, 125, 255, 0.12);
  --ok: #4CC38A;
  --code-bg: #08090C;
  --code-ink: #ECEEF6;
  --code-muted: #8A90A4;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 12px 32px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 16px/1.6 var(--font);
  font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration-color: color-mix(in srgb, currentColor 35%, transparent); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }
:focus-visible { outline: 2px solid var(--node); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--node-soft); }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--bg); padding: 8px 12px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 16px; }

/* Cabeçalho */
.top {
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.top.scrolled { border-bottom-color: var(--line); }
.top .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.brand svg { height: 22px; width: auto; }
.brand .word { font-weight: 700; font-size: 17px; letter-spacing: -0.02em; }
.brand .word span { font-weight: 400; color: var(--muted); margin-left: 4px; }
.nav { display: flex; gap: 22px; margin-left: auto; align-items: center; }
.nav a { text-decoration: none; color: var(--muted); font-size: 14.5px; font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.theme {
  display: inline-grid; place-items: center; width: 34px; height: 34px;
  border: 1px solid var(--line); border-radius: 10px; background: transparent; color: var(--muted); cursor: pointer;
}
.theme:hover { color: var(--ink); border-color: var(--line-strong); }
.theme svg { width: 16px; height: 16px; }
.theme .sun { display: none; }
:root[data-theme="dark"] .theme .sun { display: block; }
:root[data-theme="dark"] .theme .moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme .sun { display: block; }
  :root:not([data-theme="light"]) .theme .moon { display: none; }
}

/* Botões */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  height: 46px; padding: 0 20px; border-radius: 12px;
  font: 600 15px/1 var(--font); text-decoration: none; cursor: pointer;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink);
  transition: transform .15s ease, background .15s, border-color .15s;
}
.btn:hover { border-color: var(--muted); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.btn.primary:hover { background: color-mix(in srgb, var(--ink) 88%, var(--node)); }
.btn svg { width: 18px; height: 18px; flex: none; }
.btn small { font-weight: 500; opacity: .62; font-size: 13px; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 72px 0 88px; }
.hero .wrap { position: relative; }
.hero-text { max-width: 760px; }
.hero .term { max-width: 640px; margin-top: 44px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font: 500 13px/1 var(--mono); color: var(--muted); letter-spacing: 0.01em;
  padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface);
  text-decoration: none;
}
.eyebrow i { width: 7px; height: 7px; border-radius: 50%; background: var(--node); box-shadow: 0 0 0 4px var(--node-soft); }
h1 {
  font-size: clamp(38px, 4.9vw, 62px); line-height: 1.04; letter-spacing: -0.035em;
  font-weight: 700; margin: 22px 0 20px; text-wrap: balance;
}
h1 em { font-style: normal; color: var(--node); }
.lede { font-size: 18.5px; line-height: 1.6; color: var(--ink-2); max-width: 34em; margin: 0 0 30px; text-wrap: pretty; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.fine { color: var(--muted); font-size: 13.5px; margin: 16px 0 0; }
.fine a { color: var(--muted); }

.arch {
  position: absolute; pointer-events: none; z-index: 0;
  right: -40px; top: 36px; width: 540px; height: auto; opacity: .9;
}
.arch path { stroke: var(--line); }
.arch .trace { stroke: var(--node); opacity: .55; stroke-dasharray: 18 400; animation: trace 6s cubic-bezier(.6,.1,.3,1) 1.2s infinite; }
.arch circle { fill: var(--node); }
.arch .halo { fill: none; stroke: var(--node); opacity: 0; transform-origin: center; transform-box: fill-box; animation: halo 3s ease-out infinite; }
.hero > .wrap > * { position: relative; z-index: 1; }
@keyframes trace { from { stroke-dashoffset: 418; } to { stroke-dashoffset: 0; } }
@keyframes halo { 0% { opacity: .5; transform: scale(1); } 80%, 100% { opacity: 0; transform: scale(2.6); } }

/* Terminal */
.term {
  background: var(--code-bg); color: var(--code-ink); border-radius: var(--radius);
  box-shadow: var(--shadow); border: 1px solid color-mix(in srgb, var(--line-strong) 60%, transparent);
  overflow: hidden;
}
.term-head { display: flex; align-items: center; gap: 4px; padding: 10px 10px 0 14px; }
.term-dots { display: flex; gap: 6px; margin-right: 10px; }
.term-dots i { width: 10px; height: 10px; border-radius: 50%; background: #2A2D38; }
.tabs { display: flex; gap: 2px; }
.tab {
  font: 500 12.5px/1 var(--mono); color: var(--code-muted); background: transparent; border: 0;
  padding: 9px 11px; border-radius: 8px 8px 0 0; cursor: pointer;
}
.tab[aria-selected="true"] { color: var(--code-ink); background: rgba(255,255,255,.06); }
.term-body { position: relative; background: rgba(255,255,255,.035); margin: 0 10px 10px; border-radius: 0 10px 10px 10px; }
.term pre { margin: 0; padding: 18px 56px 18px 18px; font: 400 13.5px/1.7 var(--mono); white-space: pre; overflow-x: auto; scrollbar-width: thin; }
.term pre .p { color: #8F7DFF; user-select: none; }
.term pre .c { color: var(--code-muted); }
.copy {
  position: absolute; top: 10px; right: 10px; width: 34px; height: 34px;
  display: grid; place-items: center; border-radius: 9px; cursor: pointer;
  background: rgba(255,255,255,.06); color: var(--code-muted); border: 1px solid rgba(255,255,255,.08);
}
.copy:hover { color: var(--code-ink); background: rgba(255,255,255,.1); }
.copy svg { width: 16px; height: 16px; }
.copy .done { display: none; color: #4CC38A; }
.copy.ok .done { display: block; }
.copy.ok .idle { display: none; }
.term-foot { display: flex; gap: 18px; flex-wrap: wrap; padding: 0 18px 16px; font: 400 12.5px/1.5 var(--mono); color: var(--code-muted); }
.term-foot b { color: var(--code-ink); font-weight: 500; }

/* Seções */
section { padding: 88px 0; border-top: 1px solid var(--line); }
.kicker { font: 500 13px/1 var(--mono); color: var(--node); margin: 0 0 14px; letter-spacing: .02em; }
h2 { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.12; letter-spacing: -0.028em; margin: 0 0 16px; font-weight: 700; text-wrap: balance; }
.sub { color: var(--ink-2); font-size: 17.5px; max-width: 40em; margin: 0 0 44px; text-wrap: pretty; }

.grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.cell { padding: 28px 24px 30px; border-right: 1px solid var(--line); }
.cell:last-child { border-right: 0; }
.cell .n { font: 500 12.5px/1 var(--mono); color: var(--muted); }
.cell h3 { font-size: 18px; letter-spacing: -0.015em; margin: 18px 0 10px; line-height: 1.3; }
.cell p { margin: 0; color: var(--ink-2); font-size: 15px; line-height: 1.6; }
.cell code { font: 500 13px var(--mono); }

.plugins { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 48px; }
.plugin { display: grid; grid-template-columns: 22px 1fr; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.plugin svg { width: 22px; height: 22px; margin-top: 2px; color: var(--node); }
.plugin b { display: block; font-size: 16px; letter-spacing: -0.01em; }
.plugin b small { font: 500 12px var(--mono); color: var(--muted); margin-left: 8px; }
.plugin span { color: var(--ink-2); font-size: 15px; }

.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; counter-reset: s; }
.steps li { position: relative; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); counter-increment: s; }
.steps li::before {
  content: counter(s, decimal-leading-zero); font: 500 12.5px/1 var(--mono); color: var(--node);
  display: inline-block; padding: 6px 8px; border-radius: 7px; background: var(--node-soft); margin-bottom: 16px;
}
.steps b { display: block; font-size: 16.5px; margin-bottom: 6px; letter-spacing: -0.01em; }
.steps span { color: var(--ink-2); font-size: 15px; }

.note {
  display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start;
  padding: 20px 22px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface);
  margin-top: 28px; color: var(--ink-2); font-size: 15px;
}
.note svg { width: 20px; height: 20px; color: var(--node); margin-top: 2px; }
.note b { color: var(--ink); }

/* Download */
.dl { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.card {
  display: flex; flex-direction: column; gap: 14px; padding: 26px; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--surface);
}
.card.me { border-color: color-mix(in srgb, var(--node) 55%, var(--line)); box-shadow: 0 0 0 4px var(--node-soft); }
.card .os { display: flex; align-items: center; gap: 12px; }
.card .os svg { width: 26px; height: 26px; }
.card h3 { margin: 0; font-size: 19px; letter-spacing: -0.015em; }
.card p { margin: 0; color: var(--ink-2); font-size: 14.5px; }
.card .meta { font: 400 12.5px/1.6 var(--mono); color: var(--muted); }
.card .btn { margin-top: auto; justify-content: center; }
.badge { font: 500 11.5px/1 var(--mono); color: var(--node); background: var(--node-soft); padding: 5px 7px; border-radius: 6px; margin-left: auto; }

/* Docs */
.docs { display: grid; grid-template-columns: 232px minmax(0, 1fr); gap: 56px; padding: 48px 0 96px; }
.side { position: sticky; top: 88px; align-self: start; max-height: calc(100vh - 110px); overflow: auto; }
.side p { font: 500 12px/1 var(--mono); color: var(--muted); margin: 0 0 12px; text-transform: uppercase; letter-spacing: .06em; }
.side a { display: block; padding: 7px 10px; margin: 0 0 2px -10px; border-radius: 8px; text-decoration: none; color: var(--ink-2); font-size: 14.5px; }
.side a:hover { background: var(--surface-2); color: var(--ink); }
.side a[aria-current="page"] { background: var(--node-soft); color: var(--ink); font-weight: 600; }
.prose { min-width: 0; max-width: 760px; }
.prose h1 { font-size: clamp(32px, 4vw, 44px); margin: 0 0 24px; }
.prose h2 { font-size: 25px; margin: 52px 0 14px; letter-spacing: -0.02em; }
.prose h3 { font-size: 19px; margin: 34px 0 10px; letter-spacing: -0.015em; }
.prose h2 a.anchor, .prose h3 a.anchor { text-decoration: none; color: var(--line-strong); margin-left: 8px; font-weight: 400; opacity: 0; }
.prose h2:hover a.anchor, .prose h3:hover a.anchor { opacity: 1; }
.prose p, .prose li { color: var(--ink-2); font-size: 16.5px; line-height: 1.72; }
.prose strong { color: var(--ink); }
.prose ul, .prose ol { padding-left: 22px; }
.prose li { margin: 4px 0; }
.prose li::marker { color: var(--muted); }
.prose a { color: var(--ink); }
.prose code { font: 500 0.88em var(--mono); background: var(--surface-2); border: 1px solid var(--line); padding: 1px 6px; border-radius: 6px; }
.prose pre { position: relative; background: var(--code-bg); color: var(--code-ink); padding: 18px 20px; border-radius: 12px; overflow: auto; font: 400 13.5px/1.7 var(--mono); }
.prose pre code { background: none; border: 0; padding: 0; font: inherit; color: inherit; }
.prose pre .copy { top: 8px; right: 8px; }
.prose table { width: 100%; border-collapse: collapse; margin: 18px 0 26px; font-size: 15px; display: block; overflow-x: auto; }
.prose th, .prose td { text-align: left; padding: 10px 14px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font-weight: 600; color: var(--ink); font-size: 14px; }
.prose td { color: var(--ink-2); }
.prose blockquote { margin: 20px 0; padding: 4px 18px; border-left: 3px solid var(--node); color: var(--ink-2); }
.prose img { margin: 18px 0; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 40px 0; }
.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--line); }
.pager a { text-decoration: none; display: flex; flex-direction: column; gap: 4px; padding: 14px 18px; border: 1px solid var(--line); border-radius: 12px; min-width: 200px; }
.pager a:hover { border-color: var(--line-strong); }
.pager a small { color: var(--muted); font-size: 12.5px; font-family: var(--mono); }
.pager a b { font-weight: 600; }
.pager .next { margin-left: auto; text-align: right; }
.edit { color: var(--muted); font-size: 13.5px; margin-top: 32px; }

/* Ajustes */
.hero.compact { padding-bottom: 56px; }
h1.flush { margin-top: 0; }
section.tight { padding-top: 56px; }
.cta.center { justify-content: center; }
.side .gap { height: 18px; }
.foot .credit a { display: inline; padding: 0; text-decoration: underline; text-decoration-color: var(--line-strong); }

/* Rodapé */
.foot { border-top: 1px solid var(--line); padding: 48px 0 56px; color: var(--muted); font-size: 14px; }
.foot .wrap { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.foot h4 { margin: 0 0 12px; font-size: 13px; color: var(--ink); font-weight: 600; }
.foot a { display: block; text-decoration: none; padding: 3px 0; color: var(--muted); }
.foot a:hover { color: var(--ink); }
.foot .credit { margin: 14px 0 0; max-width: 30em; line-height: 1.6; }

.notfound { padding: 120px 0 140px; text-align: center; }
.notfound .code { font: 500 14px var(--mono); color: var(--node); }
.notfound h1 { margin: 12px 0 14px; }
.notfound p { color: var(--ink-2); margin: 0 0 28px; }

@media (max-width: 1240px) {
  .arch { right: -160px; opacity: .6; }
}
@media (max-width: 960px) {
  .arch { width: 460px; right: -230px; top: 10px; opacity: .45; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cell:nth-child(2) { border-right: 0; }
  .cell:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .steps, .dl { grid-template-columns: 1fr; }
  .plugins { grid-template-columns: 1fr; }
  .docs { grid-template-columns: 1fr; gap: 24px; padding-top: 28px; }
  .side { position: static; max-height: none; display: flex; flex-wrap: wrap; gap: 4px; }
  .side p { width: 100%; }
  .side a { margin: 0; padding: 6px 10px; border: 1px solid var(--line); }
  .foot .wrap { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .top .wrap { gap: 12px; }
  .nav { gap: 14px; }
  .nav .hide-sm { display: none; }
  .hero { padding: 44px 0 64px; }
  section { padding: 64px 0; }
  .grid { grid-template-columns: 1fr; }
  .cell { border-right: 0; border-bottom: 1px solid var(--line); }
  .cell:last-child { border-bottom: 0; }
  .btn { width: 100%; justify-content: center; }
  .pager { flex-direction: column; }
  .pager a { min-width: 0; }
  .foot .wrap { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .arch .trace, .arch .halo { animation: none; }
  .arch .trace { opacity: 0; }
  * { transition: none !important; scroll-behavior: auto !important; }
}