/* ==========================================================================
   FoxNet - consultoria de marketing digital
   MOBILE FIRST: base celular, breakpoints so com min-width.
   Editorial claro. Display: Fraunces. Texto: Instrument Sans.
   ========================================================================== */

/* --- Tokens --------------------------------------------------------------- */
:root {
  /* Papel quente + tinta ameixa + o fogo da raposa */
  --fx-papel:      #FFFDFB;  /* fundo principal */
  --fx-papel-alto: #FAF3EE;  /* superficie elevada */
  --fx-borda-cor:  #EBDDD6;  /* hairlines */
  --fx-tinta:      #33141F;  /* texto, ameixa profunda */
  --fx-tinta-media:#7A5F6A;  /* texto secundario */
  --fx-brasa:      #E8543F;  /* coral da logo, acao */
  --fx-rosa:       #C93A62;  /* magenta da logo */
  --fx-ambar:      #E89A2B;  /* ambar da logo */

  --fx-serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --fx-sans:  'Instrument Sans', ui-sans-serif, system-ui, sans-serif;

  --fx-t-hero:  clamp(2.75rem, 1.4rem + 7vw, 6.75rem);
  --fx-t-h2:    clamp(2rem, 1.3rem + 3vw, 3.5rem);
  --fx-t-h3:    clamp(1.25rem, 1.05rem + 0.9vw, 1.55rem);
  --fx-t-corpo: clamp(1rem, 0.97rem + 0.2vw, 1.125rem);
  --fx-t-olho:  0.78rem;

  --fx-gutter: 1.25rem;
  --fx-secao:  4rem;
  --fx-max:    72rem;
  --fx-toque:  44px;

  --fx-borda: 1px solid var(--fx-borda-cor);
  --fx-raio: 14px;
  --fx-transicao: 220ms cubic-bezier(0.2, 0.6, 0.3, 1);
}

/* --- Reset ----------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; color: inherit; }

body {
  background: var(--fx-papel);
  color: var(--fx-tinta);
  font-family: var(--fx-sans);
  font-size: var(--fx-t-corpo);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration-color: color-mix(in srgb, var(--fx-brasa) 55%, transparent);
  text-underline-offset: 0.2em;
}
@media (hover: hover) { a:hover { text-decoration-color: var(--fx-brasa); } }

:focus-visible {
  outline: 2px solid var(--fx-rosa);
  outline-offset: 3px;
  border-radius: 4px;
}
::selection { background: var(--fx-brasa); color: #fff; }

/* --- Layout ---------------------------------------------------------------- */
.fx-wrap { width: 100%; max-width: var(--fx-max); margin-inline: auto; padding-inline: var(--fx-gutter); }
.fx-secao { padding-block: var(--fx-secao); }
.fx-secao--clara { background: var(--fx-papel-alto); }

/* --- Olho de secao ---------------------------------------------------------- */
.fx-marca {
  font-size: var(--fx-t-olho);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fx-rosa);
  margin-block-end: 1.1rem;
}

/* --- Skip link --------------------------------------------------------------- */
.fx-skip { position: absolute; left: -9999px; top: 0; z-index: 100; background: var(--fx-brasa); color: #fff; padding: 0.75rem 1.25rem; }
.fx-skip:focus { left: 0; }

/* --- Cabecalho ---------------------------------------------------------------- */
.fx-topo {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--fx-papel) 90%, transparent);
  backdrop-filter: blur(10px);
  border-block-end: var(--fx-borda);
}
.fx-topo__int { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 3.9rem; }
.fx-logo { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; }
.fx-logo img { width: 32px; height: auto; }
.fx-logo span { font-family: var(--fx-serif); font-weight: 600; font-size: 1.2rem; letter-spacing: -0.01em; }

.fx-menu-btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: var(--fx-toque); min-height: var(--fx-toque);
  padding-inline: 0.9rem;
  background: none; border: var(--fx-borda); border-radius: 999px;
  cursor: pointer; font-size: 0.85rem; font-weight: 500;
}

.fx-nav {
  position: absolute; inset-inline: 0; top: 100%;
  background: var(--fx-papel);
  border-block-end: var(--fx-borda);
  padding: 0.5rem var(--fx-gutter) 1.25rem;
  display: none;
}
.fx-nav[data-aberto='true'] { display: block; }
.fx-nav ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; }
.fx-nav a {
  display: flex; align-items: center; min-height: var(--fx-toque);
  font-size: 1.05rem; text-decoration: none; border-block-end: var(--fx-borda);
}
.fx-nav li:last-child a { border-block-end: 0; }

/* --- Hero ---------------------------------------------------------------------- */
.fx-lp-hero { position: relative; overflow: hidden; padding-block: 3.25rem 3rem; }
.fx-lp-hero__int { position: relative; z-index: 2; }

.fx-hero__olho {
  font-size: var(--fx-t-olho);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fx-rosa);
  margin-block-end: 1.25rem;
}

.fx-lp-titulo {
  font-family: var(--fx-serif);
  font-size: var(--fx-t-hero);
  font-weight: 560;
  font-variation-settings: 'opsz' 110;
  line-height: 1.02;
  letter-spacing: -0.015em;
  text-wrap: balance;
  max-width: 13ch;
}
.fx-lp-titulo em {
  font-style: italic;
  font-weight: 620;
  color: transparent;
  background: linear-gradient(94deg, var(--fx-brasa), var(--fx-rosa) 55%, var(--fx-ambar) 110%);
  -webkit-background-clip: text;
  background-clip: text;
}

.fx-hero__sub {
  margin-block-start: 1.5rem;
  max-width: 46ch;
  color: var(--fx-tinta-media);
  font-size: clamp(1.05rem, 1rem + 0.4vw, 1.3rem);
  line-height: 1.55;
}

/* Assinatura: curva de crescimento que se desenha sozinha */
.fx-curva { margin-block-start: 2rem; max-width: 30rem; }
.fx-curva path.linha {
  stroke-dasharray: 620;
  stroke-dashoffset: 620;
  animation: fx-desenha 2s cubic-bezier(0.5, 0, 0.2, 1) 400ms forwards;
}
.fx-curva .ponta {
  opacity: 0;
  animation: fx-surge 400ms ease 2.2s forwards;
}
@keyframes fx-desenha { to { stroke-dashoffset: 0; } }
@keyframes fx-surge { to { opacity: 1; } }

/* --- Botoes ---------------------------------------------------------------------- */
.fx-acoes { display: flex; flex-direction: column; gap: 0.75rem; margin-block-start: 2rem; }
.fx-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  min-height: var(--fx-toque);
  padding: 0.9rem 1.7rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 600; font-size: 0.98rem;
  text-decoration: none; text-align: center; cursor: pointer;
  transition: background var(--fx-transicao), border-color var(--fx-transicao),
              transform var(--fx-transicao), box-shadow var(--fx-transicao);
}
.fx-btn--primario {
  background: linear-gradient(94deg, var(--fx-brasa), var(--fx-rosa));
  color: #fff;
  box-shadow: 0 12px 28px -14px color-mix(in srgb, var(--fx-rosa) 65%, transparent);
}
.fx-btn--fantasma { border-color: var(--fx-borda-cor); }
@media (hover: hover) {
  .fx-btn--primario:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -14px color-mix(in srgb, var(--fx-rosa) 75%, transparent); }
  .fx-btn--fantasma:hover { border-color: var(--fx-tinta-media); transform: translateY(-2px); }
}
.fx-btn:active { transform: translateY(1px); }
.fx-btn--grande { font-size: 1.12rem; padding: 1.05rem 2.1rem; }

/* --- Letreiro ------------------------------------------------------------------- */
.fx-letreiro {
  border-block: var(--fx-borda);
  overflow: hidden;
  padding-block: 0.85rem;
  background: var(--fx-papel-alto);
}
.fx-letreiro__trilho { display: flex; width: max-content; animation: fx-desliza 30s linear infinite; }
.fx-letreiro__trilho span {
  font-size: var(--fx-t-olho);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fx-tinta-media);
  white-space: nowrap;
  padding-inline-end: 0.5rem;
}
@keyframes fx-desliza { to { transform: translateX(-50%); } }

/* --- Titulos de secao ------------------------------------------------------------- */
.fx-titulo {
  font-family: var(--fx-serif);
  font-size: var(--fx-t-h2);
  font-weight: 540;
  line-height: 1.08;
  letter-spacing: -0.012em;
  max-width: 22ch;
  text-wrap: balance;
}
.fx-intro { margin-block-start: 1.1rem; max-width: 56ch; color: var(--fx-tinta-media); }

/* --- Cartas de servico -------------------------------------------------------------- */
.fx-cartas { margin-block-start: 2.25rem; display: grid; gap: 1rem; }
.fx-carta {
  position: relative;
  padding: 1.6rem 1.5rem 1.7rem;
  background: #fff;
  border: var(--fx-borda);
  border-radius: var(--fx-raio);
  box-shadow: 0 10px 30px -22px rgba(51, 20, 31, 0.35);
  transition: transform var(--fx-transicao), box-shadow var(--fx-transicao), border-color var(--fx-transicao);
}
.fx-carta::before {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  inset-block: 1.2rem;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--fx-brasa), var(--fx-rosa));
  opacity: 0.85;
}
.fx-carta h3 {
  font-family: var(--fx-serif);
  font-size: var(--fx-t-h3);
  font-weight: 580;
  line-height: 1.2;
  margin-block-end: 0.5rem;
}
.fx-carta p:last-child { color: var(--fx-tinta-media); }
@media (hover: hover) {
  .fx-carta:hover {
    transform: translateY(-4px);
    box-shadow: 0 22px 44px -24px rgba(201, 58, 98, 0.4);
    border-color: color-mix(in srgb, var(--fx-rosa) 30%, var(--fx-borda-cor));
  }
}

/* --- Metodo: linha do tempo numerada -------------------------------------------------- */
.fx-metodo { margin-block-start: 2.25rem; display: grid; gap: 0; position: relative; }
.fx-passo {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  gap: 1.1rem;
  padding-block: 1.4rem;
}
.fx-passo + .fx-passo { border-block-start: var(--fx-borda); }
.fx-passo__num {
  font-family: var(--fx-serif);
  font-size: 1.9rem;
  font-weight: 560;
  line-height: 1;
  color: transparent;
  background: linear-gradient(120deg, var(--fx-brasa), var(--fx-rosa));
  -webkit-background-clip: text;
  background-clip: text;
}
.fx-passo h3 { font-size: 1.08rem; font-weight: 600; margin-block-end: 0.3rem; }
.fx-passo p { color: var(--fx-tinta-media); font-size: 0.98rem; }

/* --- Bloco duplo ------------------------------------------------------------------------ */
.fx-duplo { display: grid; gap: 1.75rem; align-items: start; }
.fx-pontos { list-style: none; padding: 0; margin-block-start: 1.4rem; display: grid; gap: 0.9rem; }
.fx-pontos li {
  display: grid; grid-template-columns: auto 1fr; gap: 0.85rem; align-items: baseline;
  color: var(--fx-tinta-media);
}
.fx-pontos li::before {
  content: '';
  width: 8px; height: 8px; border-radius: 50%;
  background: linear-gradient(120deg, var(--fx-brasa), var(--fx-rosa));
  transform: translateY(-1px);
}

/* --- Fechamento -------------------------------------------------------------------------- */
.fx-final {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(34rem 22rem at 110% 10%, color-mix(in srgb, var(--fx-ambar) 16%, transparent), transparent 65%),
    radial-gradient(30rem 22rem at -10% 90%, color-mix(in srgb, var(--fx-rosa) 12%, transparent), transparent 60%),
    var(--fx-papel-alto);
  border-block-start: var(--fx-borda);
}
.fx-final__titulo {
  font-family: var(--fx-serif);
  font-size: clamp(2.5rem, 1.6rem + 5.5vw, 5.5rem);
  font-weight: 560;
  line-height: 1.04;
  letter-spacing: -0.015em;
  max-width: 16ch;
  text-wrap: balance;
}
.fx-final__titulo em {
  font-style: italic;
  color: transparent;
  background: linear-gradient(94deg, var(--fx-brasa), var(--fx-rosa));
  -webkit-background-clip: text;
  background-clip: text;
}

/* --- Rodape -------------------------------------------------------------------------------- */
.fx-rodape { border-block-start: var(--fx-borda); padding-block: 2.75rem 1.75rem; font-size: 0.93rem; }
.fx-rodape__grade { display: grid; gap: 2rem; }
.fx-rodape h2 {
  font-size: var(--fx-t-olho); font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--fx-tinta-media);
  margin-block-end: 0.75rem;
}
.fx-rodape ul { list-style: none; padding: 0; display: grid; }
.fx-rodape li a {
  display: flex; align-items: center; min-height: 2.25rem;
  text-decoration: none; color: var(--fx-tinta-media);
  transition: color var(--fx-transicao);
}
@media (hover: hover) { .fx-rodape a:hover { color: var(--fx-tinta); } }
.fx-rodape__base {
  margin-block-start: 2.25rem; padding-block-start: 1.25rem;
  border-block-start: var(--fx-borda);
  display: grid; gap: 0.5rem;
  color: var(--fx-tinta-media); font-size: 0.85rem;
}

/* --- Conteudo editorial --------------------------------------------------------------------- */
.fx-conteudo { max-width: 42rem; }
.fx-conteudo > * + * { margin-block-start: 1.25rem; }
.fx-conteudo h2 { font-family: var(--fx-serif); font-size: var(--fx-t-h2); font-weight: 540; line-height: 1.12; margin-block-start: 2.5rem; }
.fx-conteudo h3 { font-family: var(--fx-serif); font-size: var(--fx-t-h3); font-weight: 580; margin-block-start: 1.75rem; }
.fx-conteudo ul, .fx-conteudo ol { padding-inline-start: 1.4rem; display: grid; gap: 0.5rem; }
.fx-conteudo blockquote { border-inline-start: 3px solid var(--fx-brasa); padding-inline-start: 1.25rem; color: var(--fx-tinta-media); font-style: italic; }
.fx-conteudo code { font-size: 0.88em; background: var(--fx-papel-alto); padding: 0.15em 0.4em; border-radius: 6px; }
.fx-conteudo pre { background: var(--fx-papel-alto); border: var(--fx-borda); border-radius: var(--fx-raio); padding: 1rem; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.fx-conteudo pre code { background: none; padding: 0; }
.fx-conteudo img { border-radius: var(--fx-raio); }
.fx-conteudo table { width: 100%; border-collapse: collapse; display: block; overflow-x: auto; }
.fx-conteudo th, .fx-conteudo td { padding: 0.6rem 0.8rem; border-block-end: var(--fx-borda); text-align: left; }

.fx-artigo__meta {
  font-size: var(--fx-t-olho); font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--fx-tinta-media);
  margin-block-end: 0.875rem;
}

/* --- Lista do blog ----------------------------------------------------------------------------- */
.fx-lista { display: grid; border-block-start: var(--fx-borda); margin-block-start: 2.5rem; }
.fx-lista article { display: grid; gap: 0.5rem; padding-block: 1.75rem; border-block-end: var(--fx-borda); }
.fx-lista h2 { font-family: var(--fx-serif); font-size: var(--fx-t-h3); font-weight: 580; line-height: 1.22; }
.fx-lista h2 a { text-decoration: none; }
.fx-lista h2 a:hover { text-decoration: underline; text-decoration-color: var(--fx-brasa); }
.fx-lista p { color: var(--fx-tinta-media); margin-block-start: 0.35rem; }

.fx-paginacao { margin-block-start: 2.5rem; display: flex; gap: 0.5rem; flex-wrap: wrap; font-size: 0.9rem; }
.fx-paginacao .page-numbers {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: var(--fx-toque); min-height: var(--fx-toque);
  padding-inline: 0.75rem;
  border: var(--fx-borda); border-radius: 999px; text-decoration: none;
}
.fx-paginacao .current { background: var(--fx-tinta); border-color: var(--fx-tinta); color: var(--fx-papel); }

/* --- 404 ----------------------------------------------------------------------------------------- */
.fx-404 { padding-block: 4rem; }
.fx-404 .fx-codigo {
  font-family: var(--fx-serif);
  font-size: clamp(4rem, 16vw, 10rem);
  font-weight: 560; line-height: 1;
  color: var(--fx-borda-cor);
}

/* ==========================================================================
   BREAKPOINTS - so min-width
   ========================================================================== */

@media (min-width: 34em) {
  :root { --fx-gutter: 2rem; --fx-secao: 5rem; }
  .fx-acoes { flex-direction: row; flex-wrap: wrap; }
  .fx-rodape__grade { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
  .fx-rodape__base { display: flex; flex-wrap: wrap; justify-content: space-between; }
  .fx-lista article { grid-template-columns: 8rem minmax(0, 1fr); gap: 1.5rem; }
}

@media (min-width: 48em) {
  :root { --fx-secao: 6.5rem; }
  .fx-cartas { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
  .fx-metodo { grid-template-columns: repeat(2, 1fr); gap: 0 3rem; }
  .fx-passo + .fx-passo { border-block-start: 0; }
  .fx-passo { border-block-start: var(--fx-borda); }
  .fx-duplo { grid-template-columns: repeat(2, 1fr); gap: 3rem; }
}

@media (min-width: 60em) {
  :root { --fx-gutter: 3rem; --fx-secao: 8.5rem; }

  .fx-menu-btn { display: none; }
  .fx-nav { position: static; display: block; background: none; border: 0; padding: 0; }
  .fx-nav ul { flex-direction: row; gap: 2rem; }
  .fx-nav a {
    display: inline; min-height: 0; border: 0;
    font-size: 0.93rem; font-weight: 500;
    color: var(--fx-tinta-media);
    transition: color var(--fx-transicao);
  }

  .fx-topo__int { min-height: 4.4rem; }

  .fx-lp-hero { padding-block: 5.5rem 5rem; }
  .fx-lp-hero__int {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 4rem;
    align-items: center;
  }
  .fx-curva { margin-block-start: 0; max-width: none; }

  .fx-metodo { grid-template-columns: repeat(4, 1fr); gap: 0 2.25rem; }
  .fx-rodape__grade { grid-template-columns: repeat(4, 1fr); }
  .fx-404 { padding-block: 8rem; }
}

@media (min-width: 60em) and (hover: hover) {
  .fx-nav a:hover, .fx-nav .current-menu-item > a { color: var(--fx-tinta); }
}

/* --- Movimento reduzido ---------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .fx-letreiro__trilho { animation: none; }
  .fx-curva path.linha { animation: none; stroke-dashoffset: 0; }
  .fx-curva .ponta { animation: none; opacity: 1; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* --- Impressao -------------------------------------------------------------- */
@media print {
  .fx-topo, .fx-rodape, .fx-acoes { display: none; }
}