/* ==========================================================================
   PLUGADO — SISTEMA VISUAL
   Tokens, base, componentes compartilhados (home + landing pages de produto)
   Paleta oficial apenas. Variações = transparências das mesmas cores.
   ========================================================================== */

:root {
  /* Paleta oficial */
  --blue: #0066FF;   /* Azul Plugado  */
  --cyan: #00D1FF;   /* Ciano Plugado */
  --ink: #0F172A;    /* Grafite       */
  --white: #FFFFFF;
  --mist: #F1F5F9;   /* Cinza claro   */
  --slate: #64748B;  /* Cinza médio   */
  --black: #000000;

  /* Gradiente proprietário */
  --grad: linear-gradient(120deg, var(--blue) 0%, var(--cyan) 100%);
  --grad-v: linear-gradient(0deg, var(--blue) 0%, var(--cyan) 100%);
  /* Derivado para leitura: o gradiente oficial de marcas/gráficos não muda. */
  --grad-readable: linear-gradient(120deg, color-mix(in srgb, var(--blue) 85%, var(--ink)), color-mix(in srgb, var(--blue) 65%, var(--ink)));
  --text-grad: var(--grad-readable);
  --chapter-outline: var(--ink-14);

  /* Derivados (transparências) */
  --ink-08: color-mix(in srgb, var(--ink) 8%, transparent);
  --ink-14: color-mix(in srgb, var(--ink) 14%, transparent);
  --white-10: color-mix(in srgb, var(--white) 10%, transparent);
  --white-16: color-mix(in srgb, var(--white) 16%, transparent);
  --white-60: color-mix(in srgb, var(--white) 62%, transparent);
  --ink-soft: color-mix(in srgb, var(--ink) 94%, var(--white));
  --ink-raise: color-mix(in srgb, var(--ink) 88%, var(--white));

  /* Tipografia */
  --f-display: "Sora", system-ui, sans-serif;
  --f-body: "Inter", system-ui, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, monospace;

  --fs-mega: clamp(3.1rem, 10vw, 10.5rem);
  --fs-xl: clamp(2.5rem, 6.2vw, 6.4rem);
  --fs-l: clamp(2rem, 4.2vw, 4.1rem);
  --fs-m: clamp(1.35rem, 2.1vw, 2rem);
  --fs-body: clamp(1rem, 1.02vw, 1.125rem);
  --fs-small: .875rem;
  --fs-micro: .72rem;

  /* Espaço */
  --pad: clamp(20px, 4.2vw, 72px);
  --gap: clamp(16px, 2vw, 32px);
  --section: clamp(96px, 14vw, 200px);
  --max: 1520px;

  /* Geometria do símbolo:
     canto superior esquerdo reto (o "corte" do P) + demais cantos arredondados (bojo/haste). */
  --r: clamp(18px, 2.4vw, 36px);
  --p-corner: 3px var(--r) var(--r) var(--r);

  /* Movimento */
  --ease: cubic-bezier(.2, .7, 0, 1);
  --ease-io: cubic-bezier(.75, 0, .2, 1);
  --dur: .9s;

  color-scheme: light;
}

/* -------------------------------------------------------------- Reset/base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--f-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
h1, h2, h3, h4, p, ol, ul, figure { margin: 0; }
ol, ul { padding: 0; list-style: none; }
input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--blue); color: var(--white); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: fixed; left: 16px; top: -60px; z-index: 999;
  background: var(--blue); color: var(--white); padding: 10px 16px; border-radius: var(--p-corner);
  transition: top .3s var(--ease);
}
.skip-link:focus { top: 16px; }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--pad); }

/* ------------------------------------------------------------- Tipografia */
.display {
  font-family: var(--f-display);
  font-weight: 600;
  letter-spacing: -.045em;
  line-height: .95;
}
.h-xl { font-family: var(--f-display); font-weight: 600; font-size: var(--fs-xl); letter-spacing: -.045em; line-height: .96; }
.h-l  { font-family: var(--f-display); font-weight: 600; font-size: var(--fs-l);  letter-spacing: -.04em;  line-height: 1.02; }
.h-m  { font-family: var(--f-display); font-weight: 500; font-size: var(--fs-m);  letter-spacing: -.025em; line-height: 1.15; }
.lead { font-size: clamp(1.08rem, 1.3vw, 1.3rem); line-height: 1.55; color: var(--slate); max-width: 46ch; }
[data-theme="dark"] .lead { color: var(--white-60); }

.grad {
  font-style: normal;
  background: var(--text-grad);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  /* evita corte de descendentes com background-clip */
  padding-bottom: .06em; margin-bottom: -.06em;
}

.mono {
  font-family: var(--f-mono);
  font-size: var(--fs-micro);
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* Marcador do sistema: o "corte" diagonal do topo do P */
.eyebrow {
  display: inline-flex; align-items: center; gap: .7em;
  font-family: var(--f-mono); font-size: var(--fs-micro);
  letter-spacing: .14em; text-transform: uppercase; font-weight: 500;
  color: var(--slate);
}
[data-theme="dark"] .eyebrow { color: var(--white-60); }
.eyebrow::before, .cut {
  content: ""; display: inline-block; flex: none;
  width: 14px; height: 10px;
  background: var(--grad);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 34% 100%);
}

/* ------------------------------------------------------------- Botões */
.btn {
  --btn-bg: var(--ink); --btn-fg: var(--white);
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; gap: .8em;
  padding: 1.05em 1.6em 1.05em 1.5em;
  font-family: var(--f-display); font-weight: 500; font-size: .95rem; letter-spacing: -.01em;
  background: var(--btn-bg); color: var(--btn-fg);
  border-radius: 3px 999px 999px 999px; /* canto reto = corte do símbolo */
  transition: color .5s var(--ease), transform .5s var(--ease);
  white-space: nowrap;
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--grad-readable);
  transform: scaleX(0); transform-origin: left;
  transition: transform .7s var(--ease);
}
.btn:hover::before, .btn:focus-visible::before { transform: scaleX(1); }
.btn .arrow { width: 1.1em; height: 1.1em; transition: transform .5s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

.btn--blue { --btn-bg: var(--blue); }
.btn--cyan { --btn-bg: var(--cyan); --btn-fg: var(--ink); }
.btn--cyan:hover, .btn--cyan:focus-visible { color: var(--white); }
.btn--light { --btn-bg: var(--white); --btn-fg: var(--ink); }
.btn--light:hover, .btn--light:focus-visible { color: var(--white); }
.btn--ghost {
  --btn-bg: transparent; --btn-fg: currentColor;
  box-shadow: inset 0 0 0 1px currentColor;
}
.btn--ghost:hover, .btn--ghost:focus-visible { color: var(--white); box-shadow: inset 0 0 0 1px transparent; }

.link-arrow {
  display: inline-flex; align-items: center; gap: .55em;
  font-family: var(--f-display); font-weight: 500;
  background: linear-gradient(currentColor, currentColor) left bottom / 0 1px no-repeat;
  transition: background-size .5s var(--ease);
  padding-bottom: 2px;
}
.link-arrow:hover { background-size: 100% 1px; }
.link-arrow svg { width: 1em; height: 1em; transition: transform .4s var(--ease); }
.link-arrow:hover svg { transform: translate(3px, -3px); }

/* ------------------------------------------------------------- Logo */
.logo { display: inline-flex; align-items: center; gap: 10px; line-height: 1; }
/* Arquivos oficiais intactos. As camadas compartilham a mesma caixa reservada;
   o tema do ancestral mais próximo seleciona a variante, inclusive no header. */
[data-theme="light"] { --brand-light: 1; --brand-dark: 0; --text-grad: var(--grad-readable); --chapter-outline: var(--ink-14); --slate: color-mix(in srgb, #64748B 85%, var(--ink)); }
[data-theme="dark"], .menu { --brand-light: 0; --brand-dark: 1; --text-grad: var(--grad); --chapter-outline: var(--white-16); }
html.menu-open .nav { --brand-light: 0; --brand-dark: 1; }
.brand-logo {
  display: inline-block; position: relative;
  width: 144px; max-width: 100%; aspect-ratio: 3 / 1;
  flex: none; vertical-align: middle; line-height: 0;
}
.brand-logo > img {
  position: absolute; inset: 0; width: 100%; height: 100%; min-width: 0;
  object-fit: contain;
}
.brand-logo__light { opacity: var(--brand-light, 1); }
.brand-logo__dark { opacity: var(--brand-dark, 0); }
.nav .logo .brand-logo { width: 126px; }
.inline-mark { display: inline-block; width: 14px; height: 14px; object-fit: contain; flex: none; vertical-align: middle; }
.product-hero-brand { margin-bottom: 20px; }
.product-hero-brand .brand-logo { width: clamp(180px, 20vw, 240px); }

/* ------------------------------------------------------------- Navegação */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px;
  padding: 18px var(--pad);
  color: var(--ink);
  transition: color .4s, background-color .4s;
}
.nav[data-theme="dark"] { color: var(--white); }
.nav::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: color-mix(in srgb, var(--white) 72%, transparent);
  -webkit-backdrop-filter: blur(14px) saturate(1.4); backdrop-filter: blur(14px) saturate(1.4);
  opacity: 0; transition: opacity .4s, background-color .4s;
  border-bottom: 1px solid var(--ink-08);
}
.nav[data-theme="dark"]::before { background: color-mix(in srgb, var(--ink) 70%, transparent); border-color: var(--white-10); }
.nav.is-solid::before { opacity: 1; }
html.menu-open .nav { color: var(--white); }
html.menu-open .nav::before { opacity: 0; }

.nav__chapter {
  display: block; position: relative;
  /* Reserva o maior rótulo; o grupo permanece centralizado sem deslocar o header. */
  inline-size: 26ch;
  font-family: var(--f-mono); font-size: var(--fs-micro); letter-spacing: .12em; text-transform: uppercase;
  overflow: hidden; height: 1.4em;
}
.nav__chapter-text { display: inline-block; inline-size: 100%; text-align: center; transform: translateX(12px); transition: transform .45s var(--ease), opacity .3s; }
.nav__chapter-text.is-swap { transform: translate(12px, -100%); opacity: 0; }
.nav__chapter .cut {
  width: 12px; height: 8px; position: absolute; left: 50%; top: 50%;
  /* JetBrains Mono: avanço .6em + tracking .12em; só transform muda no swap. */
  transform: translate(calc(var(--chapter-chars, 7) * -.36em - 12px), -50%);
}

.nav__actions { justify-self: end; display: flex; align-items: center; gap: 10px; }
.nav__cta { padding: .8em 1.25em; font-size: .85rem; }
.nav__menu {
  display: inline-flex; align-items: center; gap: 10px;
  padding: .75em 1.1em; border-radius: 3px 999px 999px 999px;
  box-shadow: inset 0 0 0 1px currentColor;
  font-family: var(--f-display); font-size: .85rem; font-weight: 500;
}
.nav__burger { position: relative; width: 18px; height: 8px; }
.nav__burger::before, .nav__burger::after {
  content: ""; position: absolute; left: 0; height: 1.5px; border-radius: 2px; background: currentColor;
  transition: transform .5s var(--ease), width .5s var(--ease);
}
.nav__burger::before { top: 0; width: 100%; }
.nav__burger::after { bottom: 0; width: 62%; }
html.menu-open .nav__burger::before { transform: translateY(3.25px) rotate(45deg); }
html.menu-open .nav__burger::after { width: 100%; transform: translateY(-3.25px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav { grid-template-columns: 1fr auto; }
  .nav__chapter, .nav__cta { display: none; }
}

/* ------------------------------------------------------------- Menu overlay */
.menu {
  position: fixed; inset: 0; z-index: 90;
  background: var(--ink); color: var(--white);
  display: grid; grid-template-columns: 1.4fr 1fr; gap: var(--gap);
  padding: 120px var(--pad) 40px;
  clip-path: inset(0 0 100% 0);
  visibility: hidden;
  transition: clip-path .9s var(--ease-io), visibility 0s .9s;
  overflow: hidden;
}
html.menu-open .menu { clip-path: inset(0); visibility: visible; transition: clip-path .9s var(--ease-io), visibility 0s; }
html.menu-open { overflow: hidden; }
/* Navegação compartilhada: fallback de âncoras e melhoria MPA opcional. */
html { scrollbar-gutter: stable; }
/* No touch, o navegador controla a inércia, a reversão e as barras do Safari.
   Âncoras continuam respeitando o header; não há smooth scroll concorrente. */
@media (max-width: 1023px), (hover: none), (pointer: coarse) {
  html { scroll-behavior: auto; }
}
:where(main [id]) { scroll-margin-top: var(--nav-offset, 96px); }
@media (prefers-reduced-motion: no-preference) {
  @view-transition { navigation: auto; }
  ::view-transition-group(root), ::view-transition-old(root), ::view-transition-new(root) {
    animation-duration: .2s;
    animation-timing-function: ease-out;
  }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  @view-transition { navigation: none; }
  ::view-transition-group(root), ::view-transition-old(root), ::view-transition-new(root) { animation: none; }
}

.menu__list { display: flex; flex-direction: column; justify-content: center; gap: .2em; counter-reset: m; }
.menu__list a {
  display: flex; align-items: baseline; gap: .6em;
  font-family: var(--f-display); font-weight: 600; letter-spacing: -.045em;
  font-size: clamp(2.2rem, 6vw, 5.2rem); line-height: 1.04;
  transform: translateY(40px); opacity: 0;
  transition: transform .8s var(--ease), opacity .6s, color .3s;
  transition-delay: calc(.25s + var(--i) * .05s);
}
.menu__list a span { font-family: var(--f-mono); font-size: .8rem; letter-spacing: .1em; color: var(--white-60); font-weight: 400; }
.menu__list a:hover { color: var(--cyan); }
html.menu-open .menu__list a { transform: none; opacity: 1; }
.menu__side { display: flex; flex-direction: column; justify-content: flex-end; gap: 28px; position: relative; z-index: 1; }
.menu__group { display: grid; gap: 6px; color: var(--white-60); }
.menu__group a { color: var(--white); font-family: var(--f-display); font-size: 1.1rem; }
.menu__group a:hover { color: var(--cyan); }
.menu__mark {
  position: absolute; right: -14vw; top: 50%; translate: 0 -50%;
  width: min(80vh, 60vw); opacity: .12; pointer-events: none;
}
@media (max-width: 860px) {
  .menu { grid-template-columns: 1fr; align-content: center; }
  .menu__side { justify-content: flex-start; }
}

/* ------------------------------------------------------------- Sistema gráfico */
/* Grade editorial de fundo (colunas) */
.grid-lines {
  position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(to right, currentColor 1px, transparent 1px);
  background-size: calc((100% - 2 * var(--pad)) / 6) 100%;
  background-position: var(--pad) 0;
  background-repeat: repeat-x;
  opacity: .06;
  -webkit-mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
  mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
}

/* Haste do P: linha com terminal arredondado */
.stem-rule {
  position: relative; height: 1px; background: currentColor; opacity: .25;
  transform-origin: left; transform: scaleX(0); transition: transform 1.4s var(--ease);
}
.stem-rule::after {
  content: ""; position: absolute; right: -2px; top: 50%; width: 9px; height: 9px; border-radius: 50%;
  background: currentColor; translate: 0 -50%;
}
.is-in .stem-rule, .stem-rule.is-in { transform: scaleX(1); }

/* Símbolo decorativo ampliado e cortado pela borda */
.mark-bleed { position: absolute; pointer-events: none; aspect-ratio: 1; }

/* Cabeçalho de capítulo */
.chapter-head {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: clamp(16px, 3vw, 40px);
  margin-bottom: clamp(48px, 7vw, 110px);
}
.chapter-head__num {
  font-family: var(--f-display); font-weight: 600; letter-spacing: -.06em; line-height: .8;
  font-size: clamp(4.5rem, 13vw, 13rem);
  color: transparent; -webkit-text-stroke: 1px var(--chapter-outline);
  opacity: .9;
}
.chapter-head .eyebrow { justify-self: end; }

/* ------------------------------------------------------------- Revelações */
/* Base visível; só esconde quando JS está ativo (progressive enhancement) */
.js .rv { opacity: 0; transform: translateY(36px); transition: opacity 1s var(--ease), transform 1.2s var(--ease); transition-delay: calc(var(--d, 0) * 1s); }
.js .rv.is-in { opacity: 1; transform: none; }

/* Palavras divididas */
.js [data-split] .w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
.js [data-split] .wi { display: inline-block; transform: translateY(105%); transition: transform 1.1s var(--ease); transition-delay: calc(var(--i) * .035s + var(--d, 0) * 1s); }
.js [data-split].is-in .wi { transform: none; }

/* Máscara de revelação de imagem (geometria do canto do P) */
.js .mask-reveal { clip-path: inset(100% 0 0 0 round var(--p-corner)); transition: clip-path 1.5s var(--ease-io); }
.js .mask-reveal.is-in { clip-path: inset(0 0 0 0 round var(--p-corner)); }
.mask-reveal img { transition: transform 2s var(--ease); }
.js .mask-reveal:not(.is-in) img { transform: scale(1.25); }

/* ------------------------------------------------------------- Rodapé */
.footer {
  position: relative; overflow: hidden;
  background: var(--ink); color: var(--white);
  padding: clamp(64px, 8vw, 120px) 0 32px;
  border-top: 1px solid var(--white-10);
}
.footer__top { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: var(--gap); }
.footer__tag { font-family: var(--f-display); font-weight: 600; letter-spacing: -.04em; font-size: clamp(1.8rem, 3.4vw, 3.2rem); line-height: 1; max-width: 12ch; }
.footer h3 { font-family: var(--f-mono); font-size: var(--fs-micro); letter-spacing: .14em; text-transform: uppercase; color: var(--white-60); font-weight: 500; margin-bottom: 16px; }
.footer li + li { margin-top: 8px; }
.footer a:hover { color: var(--cyan); }
.footer__bottom {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  margin-top: clamp(64px, 10vw, 140px); padding-top: 24px; border-top: 1px solid var(--white-10);
  color: var(--white-60); font-size: var(--fs-small);
}
.footer__mark { position: absolute; right: -6vw; bottom: -22vw; width: 52vw; opacity: .07; pointer-events: none; }
@media (max-width: 860px) { .footer__top { grid-template-columns: 1fr 1fr; } .footer__top > :first-child { grid-column: 1 / -1; } }

/* ------------------------------------------------------------- Movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .rv, .js [data-split] .wi { opacity: 1 !important; transform: none !important; }
  .js .mask-reveal { clip-path: none !important; }
  .js .mask-reveal img, .stem-rule { transform: none !important; }
}