@font-face { font-family: "Hotmart Sans"; src: url("./fonts/site-font-0.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Hotmart Sans"; src: url("./fonts/site-font-1.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Departure Mono"; src: url("./fonts/site-font-2.woff2") format("woff2"); font-weight: 400; font-display: swap; }

:root {
  color-scheme: light;

  /* Neutros: L desce, C = 0 */
  --paper: oklch(1 0 0);
  --paper-2: oklch(0.9851 0 0);
  --line-n: oklch(0.9249 0 0);
  --line-2-n: oklch(0.86 0 0);
  --line: var(--line-n);
  --line-2: var(--line-2-n);
  --line-3: oklch(0.72 0 0);
  --ink-3: oklch(0.52 0 0);
  --ink-2: oklch(0.4017 0 0);
  --ink: oklch(0.2046 0 0);

  /* Laranja Hify: L desce, C com pico no 500, H ~35 */
  --orange-50: oklch(0.975 0.015 36);
  --orange-100: oklch(0.94 0.04 36);
  --orange-200: oklch(0.88 0.09 36);
  --orange-300: oklch(0.78 0.16 36);
  --orange: oklch(0.6559 0.2328 34.52);
  --orange-700: oklch(0.4829 0.1679 35.36);
  --orange-900: oklch(0.32 0.1 36);

  /* 4 tamanhos, fluidos 320 -> 1440 */
  --fs-display: clamp(2.5rem, 1.9286rem + 2.8571vw, 4.5rem);
  --fs-h2: clamp(1.75rem, 1.4643rem + 1.4286vw, 2.75rem);
  --fs-body: clamp(1rem, 0.9643rem + 0.1786vw, 1.125rem);
  --fs-meta: 0.8125rem;

  --sans: "Hotmart Sans", ui-sans-serif, system-ui, sans-serif;
  --mono: "Departure Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --pad-x: clamp(16px, 4vw, 48px);
  --pad-y: clamp(72px, 9vw, 128px);
  --gap: 24px;
  --header-h: 64px;

  --r-control: 6px;
  --r-float: 12px;
  --r-pill: 999px;

  /* Sombra só no que flutua. Offset v = 2h */
  --shadow-float:
    0.5px 1px 1px oklch(0.2046 0 0 / 0.05),
    1px 2px 2px oklch(0.2046 0 0 / 0.05),
    2px 4px 4px oklch(0.2046 0 0 / 0.05),
    4px 8px 8px oklch(0.2046 0 0 / 0.05);

  --cross:
    linear-gradient(var(--line-3), var(--line-3)) center / 1px 100% no-repeat,
    linear-gradient(var(--line-3), var(--line-3)) center / 100% 1px no-repeat;
}

html:not(.js) [data-reveal] { opacity: 1; transform: none; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  overflow-x: clip;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--fs-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, h4, p, ul, ol, dl, dd, figure, pre { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }
svg, canvas { display: block; }
[hidden] { display: none !important; }
button, input, select { font: inherit; color: inherit; }
p { text-wrap: pretty; }

.mono { font-family: var(--mono); font-size: var(--fs-meta); line-height: 1.5; }
.display { font-size: min(var(--fs-display), 7svh); line-height: 1; letter-spacing: -0.035em; font-weight: 700; text-wrap: balance; }
.h2 { font-size: var(--fs-h2); line-height: 1.08; letter-spacing: -0.025em; font-weight: 700; text-wrap: balance; }
h3 { font-size: var(--fs-body); line-height: 1.35; letter-spacing: -0.01em; font-weight: 700; text-wrap: balance; }
.ico { width: 12px; height: 12px; fill: currentColor; flex: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

:focus-visible { outline: 2px solid var(--orange-700); outline-offset: 3px; }

.skip {
  position: absolute; left: 16px; top: -100px; z-index: 100;
  padding: 10px 16px; border-radius: var(--r-control);
  background: var(--ink); color: var(--paper); text-decoration: none; font-weight: 700;
}
.skip:focus { top: 12px; }

/* ---------- Moldura ---------- */
.frame { width: 100%; max-width: 1760px; margin-inline: auto; }
/* Sem linha entre faixas: a troca branco/laranja é feita só pelo degradê da .tint */
.band { position: relative; padding: var(--pad-y) var(--pad-x); }

@media (min-width: 760px) {
  .frame { width: calc(100% - 48px); border-inline: 1px solid var(--line); }
  .band::before, .band::after {
    content: ""; position: absolute; top: -5px; z-index: 3;
    width: 11px; height: 11px; background: var(--cross); pointer-events: none;
  }
  .band::before { left: -6px; }
  .band::after { right: -6px; }
  .band:first-child::before, .band:first-child::after { content: none; }
}

/* ---------- Botões ---------- */
.btn {
  position: relative; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 20px;
  border: 1px solid transparent; border-radius: var(--r-control);
  font-size: var(--fs-body); font-weight: 400; line-height: 1.2;
  text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: transform var(--dur-micro) var(--ease-out-cubic);
}
.btn::after {
  content: ""; position: absolute; inset: -1px; z-index: -1;
  border-radius: inherit; background: var(--ink); opacity: 0;
  transition: opacity var(--dur-micro) var(--ease-out-cubic);
}
.btn:active { transform: translateY(1px) scale(0.98); }
.btn .ico { transition: transform var(--dur-ui) var(--ease-out-cubic); }
.btn-primary { background: var(--orange); color: var(--ink); }
.btn-ghost { background: var(--paper); color: var(--ink); border-color: var(--line-2); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink::after { background: var(--paper); }
@media (hover: hover) and (pointer: fine) {
  .btn:hover::after { opacity: 0.1; }
  .btn:hover .ico { transform: translateX(3px); }
  .btn-ghost:hover::after { opacity: 0.04; }
  .btn-ink:hover::after { opacity: 0.14; }
}
.btn-sm { min-height: 36px; padding: 0 14px; font-size: var(--fs-meta); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }
.btn:disabled::after { opacity: 0; }
.btn:disabled .ico { transform: none; }

/* ---------- Topo ---------- */
.top { position: sticky; top: 0; z-index: 30; background: var(--paper); border-bottom: 1px solid var(--line); }
.top-in {
  position: relative; height: var(--header-h);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding-inline: var(--pad-x);
}
.brand { display: inline-flex; align-items: center; height: 44px; color: var(--ink); }
.brand svg { width: 104px; height: 22px; }
.nav { display: flex; align-items: center; gap: 28px; font-size: var(--fs-meta); }
.nav a:not(.btn) { color: var(--ink-2); text-decoration: none; white-space: nowrap; }
.nav a:not(.btn):hover { color: var(--ink); }
/* 6 links + CTA + idioma: entre 1180 e 1279 o espaço entre links diminui para a linha caber com folga */
@media (min-width: 1180px) and (max-width: 1279px) { .nav { gap: 20px; } }
/* Estado pressionado da marca e dos links de navegação (topo e rodapé): todos já são
   caixas atômicas (inline-flex ou item de flex), então o transform vale sem mudar display */
.brand, .nav a:not(.btn), .foot nav a { transition: transform var(--dur-micro) var(--ease-out-cubic); }
.brand:active, .nav a:not(.btn):active, .foot nav a:active { transform: translateY(1px); }
.menu-btn { display: none; }

/* Seletor de idioma: fica fora do menu, visível em todas as larguras */
.nav { margin-left: auto; }
.lang { display: flex; align-items: center; gap: 2px; padding: 2px; border: 1px solid var(--line); border-radius: var(--r-control); font-family: var(--mono); font-size: 12px; }
.lang a { display: inline-grid; place-content: center; min-width: 32px; height: 30px; padding: 0 6px; border-radius: calc(var(--r-control) - 2px); color: var(--ink-3); text-decoration: none; transition: color var(--dur-micro) var(--ease-out-cubic), background-color var(--dur-micro) var(--ease-out-cubic); }
.lang a:hover { color: var(--ink); }
.lang a[aria-current] { background: var(--line); color: var(--ink); }

@media (max-width: 1179px) {
  .menu-btn {
    display: inline-grid; place-content: center; gap: 5px;
    width: 44px; height: 44px; padding: 0;
    border: 1px solid var(--line); border-radius: var(--r-control); background: var(--paper); cursor: pointer;
    transition: transform var(--dur-micro) var(--ease-out-cubic);
  }
  .menu-btn:active { transform: scale(0.96); }
  /* O botão vem antes do menu no HTML (ordem de foco); na tela fica depois do seletor de idioma */
  .lang { margin-left: auto; }
  .lang a { height: 36px; }
  .menu-btn { order: 1; }
  .menu-btn span { display: block; width: 18px; height: 2px; background: var(--ink); transition: transform var(--dur-ui) var(--ease-in-out-cubic); }
  .menu-btn[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  html:not(.js) .menu-btn { display: none; }

  .nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 4px var(--pad-x) 20px;
    background: var(--paper); border: 1px solid var(--line); border-top: 0;
    opacity: 0; transform: translateY(-8px); visibility: hidden;
    transition:
      opacity calc(var(--dur-ui) * var(--exit)) var(--ease-out-cubic),
      transform calc(var(--dur-ui) * var(--exit)) var(--ease-out-cubic),
      visibility 0s linear calc(var(--dur-ui) * var(--exit));
  }
  .nav.is-open {
    opacity: 1; transform: none; visibility: visible;
    transition: opacity var(--dur-ui) var(--ease-out-cubic), transform var(--dur-ui) var(--ease-out-cubic), visibility 0s;
  }
  .nav a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: var(--fs-body); }
  .nav .btn { margin-top: 16px; min-height: 48px; font-size: var(--fs-body); }
}

.lead { color: var(--ink-2); max-width: 50ch; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.kv > div { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2px 16px; padding: 5px 0; border-top: 1px dashed var(--line); }
.kv > div:first-child { border-top: 0; }
.kv dt { color: var(--ink-3); flex: none; }
.kv dd { margin-left: auto; text-align: right; min-width: 0; overflow-wrap: anywhere; }
.hot { color: var(--orange-700); }
.ok { color: var(--ink); }

/* ---------- Faixas alternadas: branco e degradê laranja, sem linha no encontro ----------
   A faixa .tint começa e termina no mesmo branco do papel. Rampas longas, em px (não em %),
   com alfa em curva suave: o olho não encontra uma borda. Fica dentro da moldura. */
.tint { --line: var(--orange-200); background: var(--orange-100); }
@supports (color: color-mix(in oklab, red, blue)) {
  /* Uma só camada de fade, do tamanho da faixa inteira: sem imagens posicionadas,
     nenhuma linha de 1px fica descoberta quando a altura da faixa é fracionária. */
  .tint {
    --ramp: clamp(140px, 16vw, 240px);
    --p: var(--paper);
    background:
      linear-gradient(to bottom,
        var(--p) 0,
        color-mix(in oklab, var(--p) 97%, transparent) calc(var(--ramp) * 0.1),
        color-mix(in oklab, var(--p) 90%, transparent) calc(var(--ramp) * 0.2),
        color-mix(in oklab, var(--p) 79%, transparent) calc(var(--ramp) * 0.3),
        color-mix(in oklab, var(--p) 65%, transparent) calc(var(--ramp) * 0.4),
        color-mix(in oklab, var(--p) 50%, transparent) calc(var(--ramp) * 0.5),
        color-mix(in oklab, var(--p) 35%, transparent) calc(var(--ramp) * 0.6),
        color-mix(in oklab, var(--p) 21%, transparent) calc(var(--ramp) * 0.7),
        color-mix(in oklab, var(--p) 10%, transparent) calc(var(--ramp) * 0.8),
        color-mix(in oklab, var(--p) 3%, transparent) calc(var(--ramp) * 0.9),
        transparent var(--ramp),
        transparent calc(100% - var(--ramp)),
        color-mix(in oklab, var(--p) 3%, transparent) calc(100% - var(--ramp) * 0.9),
        color-mix(in oklab, var(--p) 10%, transparent) calc(100% - var(--ramp) * 0.8),
        color-mix(in oklab, var(--p) 21%, transparent) calc(100% - var(--ramp) * 0.7),
        color-mix(in oklab, var(--p) 35%, transparent) calc(100% - var(--ramp) * 0.6),
        color-mix(in oklab, var(--p) 50%, transparent) calc(100% - var(--ramp) * 0.5),
        color-mix(in oklab, var(--p) 65%, transparent) calc(100% - var(--ramp) * 0.4),
        color-mix(in oklab, var(--p) 79%, transparent) calc(100% - var(--ramp) * 0.3),
        color-mix(in oklab, var(--p) 90%, transparent) calc(100% - var(--ramp) * 0.2),
        color-mix(in oklab, var(--p) 97%, transparent) calc(100% - var(--ramp) * 0.1),
        var(--p) 100%),
      linear-gradient(in oklch, var(--orange-100), var(--orange-50) 55%, var(--orange-100));
  }
}

/* ---------- Cabeçalho de seção ---------- */
.section-head {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap); row-gap: 16px; align-items: end;
}
.section-head h2 { grid-column: 1 / span 7; }
.section-head p { grid-column: 8 / -1; color: var(--ink-2); }

code.mono { padding: 1px 5px; background: var(--paper-2); border: 1px solid var(--line); }
.st {
  flex: none; font-weight: 400; padding: 1px 8px; white-space: nowrap;
  border: 1px solid var(--line-2); border-radius: var(--r-pill); color: var(--ink-2);
}
.st-hit { background: var(--orange); border-color: var(--orange); color: var(--ink); }
.st-open { border-color: var(--orange-300); color: var(--orange-700); }

.code {
  padding: 14px 16px; background: var(--paper-2); border: 1px solid var(--line);
  color: var(--ink-2); white-space: pre-wrap; overflow-wrap: anywhere;
}
.c-req { color: var(--ink); }
.c-hot { color: var(--orange-700); }

.pips { display: flex; gap: 3px; margin-bottom: 12px; }
.pips i { width: 8px; height: 8px; background: var(--line); }
.sq { display: grid; gap: 10px; }
.sq li { position: relative; padding-left: 18px; color: var(--ink-2); }
.sq li::before { content: ""; position: absolute; left: 0; top: calc(0.775em - 3px); width: 6px; height: 6px; background: var(--orange); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips li { padding: 3px 10px; border: 1px solid var(--line-2); border-radius: var(--r-pill); background: var(--paper); }
.out .chips li { color: var(--ink-3); border-style: dashed; background: none; }

/* ---------- Rodapé ----------
   Sem linha no topo: o fim da faixa .close se dissolve no fundo do rodapé (--paper). */
.foot { background: var(--paper); }
.foot-in {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px 32px;
  padding: 32px var(--pad-x) 40px; font-size: var(--fs-meta); color: var(--ink-2);
}
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.foot nav a { text-decoration: none; }
.foot nav a:hover { color: var(--ink); }
.foot-legal { grid-column: 1 / -1; color: var(--ink-3); }
/* Marca, frase e 7 links só cabem numa linha a partir de ~1380px; abaixo, o nav desce inteiro */
@media (min-width: 760px) and (max-width: 1379px) {
  .foot-in { grid-template-columns: auto minmax(0, 1fr); }
  .foot nav { grid-column: 1 / -1; }
}


/* ---------- Responsivo (base) ---------- */
@media (max-width: 1023px) {
  .section-head { grid-template-columns: minmax(0, 1fr); }
  .section-head > *, .section-head h2, .section-head p { grid-column: 1 / -1; }
}
@media (max-width: 759px) {
  .foot-in { grid-template-columns: minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Chinês: as fontes do site só têm latim; os ideogramas caem nas fontes do sistema.
   Sem tracking negativo nos títulos (ideogramas colam) e com entrelinha um pouco maior. */
:root:lang(zh) {
  --sans: "Hotmart Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", system-ui, sans-serif;
  --mono: "Departure Mono", ui-monospace, "SF Mono", Menlo, "PingFang SC", "Microsoft YaHei", monospace;
}
:lang(zh) .display { letter-spacing: 0; line-height: 1.15; }
:lang(zh) .h2, :lang(zh) h3 { letter-spacing: 0; line-height: 1.25; }
:lang(zh) body { line-height: 1.7; }
/* Chinês não tem espaço entre palavras: os blocos do h1 só quebram entre si, nunca no meio */
:lang(zh) .hero .h1-c { display: inline-block; white-space: nowrap; }