/* ==========================================================================
   Thiago Santana Advocacia :: style.css
   Institucional sóbrio (OAB Prov. 205/2021). Um hue (navy-ardósia) sobre
   papel creme. Modo tipográfico (única imagem é o logotipo).
   ========================================================================== */

:root {
  /* superfícies */
  --canvas:          hsl(40 25% 97%);
  --superficie:      hsl(40 20% 93%);
  --canvas-tom:      hsl(38 20% 90%);
  --canvas-escuro:   hsl(215 40% 10%);
  --canvas-escuro-2: hsl(215 30% 15%);

  /* tinta */
  --tinta:               hsl(215 30% 15%);
  --texto-suave:         hsl(215 12% 40%);
  --texto-inverso:       hsl(40 25% 95%);
  --texto-inverso-suave: hsl(212 18% 74%);

  /* acento navy */
  --acento:       hsl(215 45% 30%);
  --acento-hover: hsl(215 52% 22%);
  --acento-claro: hsl(212 46% 66%);

  /* linhas e sombras */
  --hairline:         hsl(215 30% 15% / .12);
  --hairline-forte:   hsl(215 30% 15% / .22);
  --hairline-inversa: hsl(40 25% 95% / .16);
  --sombra:       0 18px 55px hsl(215 40% 10% / .10);
  --sombra-hover: 0 26px 70px hsl(215 40% 10% / .16);

  /* tipografia */
  --font-display: "Libre Baskerville", Georgia, serif;
  --font-body: "Source Sans 3", system-ui, -apple-system, sans-serif;
  --text-h1: clamp(2.05rem, 6.2vw, 3.7rem);
  --text-h2: clamp(1.7rem, 3.6vw, 2.7rem);
  --text-h3: clamp(1.1rem, 1.7vw, 1.3rem);
  --text-body: clamp(1rem, calc(.35vw + .94rem), 1.12rem);
  --text-num: clamp(2.4rem, 6vw, 4.4rem);
  --text-kicker: .74rem;

  /* layout */
  --maxw: 1200px;
  --maxw-estreito: 820px;
  --gutter: clamp(1.15rem, 4vw, 3rem);
  --section-space: clamp(3.5rem, 8vw, 6.5rem);
  --header-h: 70px;

  /* raios e easing */
  --r-sm: 12px; --r-md: 18px; --r-lg: 28px;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-expo: cubic-bezier(.16, 1, .3, 1);
}

/* Reset enxuto ---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.62;
  color: var(--tinta);
  background: var(--canvas);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
img, svg, iframe { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.12; }
ul, ol { list-style: none; padding: 0; }

/* Acessibilidade -------------------------------------------------------- */
.pular-link {
  position: absolute; left: 12px; top: -60px; z-index: 200;
  background: var(--acento); color: var(--texto-inverso);
  padding: 10px 16px; border-radius: var(--r-sm); font-weight: 600;
  transition: top .2s var(--ease);
}
.pular-link:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--acento); outline-offset: 3px; border-radius: 4px; }
.sec--escuro :focus-visible, .zap-float:focus-visible { outline-color: var(--texto-inverso); }

/* Layout base ----------------------------------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.wrap--estreito { max-width: var(--maxw-estreito); }
.sec { padding-block: var(--section-space); position: relative; }
.sec--claro  { background: var(--canvas); color: var(--tinta); }
.sec--tom    { background: var(--canvas-tom); color: var(--tinta); }
.sec--escuro { background: var(--canvas-escuro); color: var(--texto-inverso); }

.kicker {
  font-size: var(--text-kicker); text-transform: uppercase;
  letter-spacing: .16em; font-weight: 600; color: var(--acento);
  margin-bottom: .9rem;
}
.kicker--claro { color: var(--acento-claro); }

.sec-cab { max-width: 60ch; margin-bottom: clamp(2rem, 4vw, 3.2rem); }
.sec-cab--centro { margin-inline: auto; text-align: center; }
.sec-titulo { font-size: var(--text-h2); letter-spacing: -.01em; }
.sec-titulo--claro { color: var(--texto-inverso); }
.sec-intro { margin-top: 1rem; color: var(--texto-suave); max-width: 62ch; }
.sec-cab--centro .sec-intro { margin-inline: auto; }
.sec-intro--claro { color: var(--texto-inverso-suave); }

.sec-cta { margin-top: clamp(2rem, 4vw, 3rem); display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.sec-cta--esq { justify-content: flex-start; }
.sec-cab--centro + .sec-cta, .sec-fechamento .sec-cta { justify-content: center; }
.cta-apoio { font-size: .92rem; color: var(--texto-suave); max-width: 34ch; }

/* Botões ---------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-family: var(--font-body); font-weight: 600; font-size: 1rem;
  padding: 14px 26px; border-radius: var(--r-sm); border: 1px solid transparent;
  min-height: 48px; cursor: pointer; text-align: center;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease),
              background-color .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}
.btn--primario { background: var(--acento); color: var(--texto-inverso); box-shadow: var(--sombra); }
.btn--primario:hover { background: var(--acento-hover); transform: translateY(-2px); box-shadow: var(--sombra-hover); }
.btn--primario:active { transform: translateY(0); box-shadow: var(--sombra); }
.btn--claro { background: var(--texto-inverso); color: var(--acento); }
.btn--claro:hover { background: #fff; color: var(--acento-hover); }
.btn--fantasma { background: transparent; border-color: var(--hairline-forte); color: var(--tinta); }
.btn--fantasma:hover { border-color: var(--acento); color: var(--acento); transform: translateY(-2px); }
.btn--fantasma-claro { border-color: var(--hairline-inversa); color: var(--texto-inverso); }
.btn--fantasma-claro:hover { border-color: var(--texto-inverso); color: var(--texto-inverso); }
.btn--compacto { padding: 10px 18px; min-height: 44px; font-size: .95rem; }
.btn--grande { padding: 17px 34px; font-size: 1.08rem; min-height: 54px; }
.ic-zap { width: 20px; height: 20px; fill: currentColor; flex-shrink: 0; }

/* Header ---------------------------------------------------------------- */
#topo {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  transition: background-color .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease);
  border-bottom: 1px solid transparent;
}
#topo.is-scrolled {
  background: hsl(215 40% 10% / .82);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--hairline-inversa);
  box-shadow: 0 8px 30px hsl(215 40% 6% / .28);
}
.topo-inner {
  width: 100%; max-width: var(--maxw); margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; align-items: center; gap: 1rem;
}
.marca { display: flex; align-items: center; gap: .7rem; color: var(--texto-inverso); }
.marca-mono {
  font-family: var(--font-display); font-weight: 700; font-size: 1.1rem;
  letter-spacing: .02em; color: var(--texto-inverso);
  border: 1.5px solid var(--acento-claro); border-radius: 8px;
  width: 42px; height: 42px; display: grid; place-items: center; flex-shrink: 0;
}
.marca-texto { display: flex; flex-direction: column; line-height: 1.15; }
.marca-nome { font-family: var(--font-display); font-weight: 700; font-size: 1.02rem; }
.marca-sub { font-size: .68rem; letter-spacing: .04em; color: var(--texto-inverso-suave); }
.topo-nav { display: flex; gap: 1.7rem; margin-left: auto; }
.topo-nav a {
  font-size: .92rem; font-weight: 600; color: var(--texto-inverso-suave);
  position: relative; padding: 6px 0;
}
.topo-nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1.5px; width: 100%;
  background: var(--acento-claro); transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.topo-nav a:hover { color: var(--texto-inverso); }
.topo-nav a:hover::after { transform: scaleX(1); }
.topo-nav + .btn { margin-left: 0; }

/* HERO ------------------------------------------------------------------ */
.sec-hero {
  padding-top: calc(var(--header-h) + clamp(2.5rem, 7vw, 5rem));
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
  background:
    radial-gradient(120% 130% at 85% 0%, hsl(215 45% 17%) 0%, transparent 55%),
    linear-gradient(160deg, hsl(215 42% 12%) 0%, hsl(215 40% 9%) 60%, hsl(216 38% 7%) 100%);
  overflow: clip;
}
.hero-formas { position: absolute; inset: 0; overflow: clip; pointer-events: none; }
.blob {
  position: absolute; border-radius: 50%; filter: blur(90px); opacity: .5;
}
.blob--1 { width: 40vw; max-width: 460px; aspect-ratio: 1; top: -8%; right: -6%; background: hsl(212 55% 30%); }
.blob--2 { width: 34vw; max-width: 380px; aspect-ratio: 1; bottom: -14%; left: -8%; background: hsl(210 40% 22%); opacity: .4; }
.hero-mono {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -46%);
  width: min(120%, 900px); height: auto; opacity: .06;
}
.hero-mono-txt {
  font-family: var(--font-display); font-weight: 700; font-size: 240px;
  letter-spacing: .04em; fill: none;
  stroke: var(--texto-inverso); stroke-width: 2;
}

.hero-inner {
  position: relative; z-index: 2;
  width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter);
  display: grid; grid-template-columns: 1.55fr .85fr; gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}
.hero-conteudo { max-width: 40ch; }
.hero-titulo {
  font-size: var(--text-h1); color: var(--texto-inverso); letter-spacing: -.015em;
  margin-top: .2rem; overflow-wrap: anywhere; text-wrap: balance;
}
.regua {
  display: block; width: min(220px, 70%); height: 6px; margin-top: 1.1rem;
  overflow: visible;
}
.regua line { stroke: var(--acento-claro); stroke-width: 2.5; stroke-linecap: round; }
.hero-sub { margin-top: 1.3rem; color: var(--texto-inverso-suave); font-size: 1.08rem; }
.hero-ctas { margin-top: 1.9rem; display: flex; flex-wrap: wrap; gap: .9rem; }
.hero-nota { margin-top: 1.1rem; font-size: .86rem; color: var(--texto-inverso-suave); letter-spacing: .02em; }

.hero-cartao {
  position: relative;
  background: hsl(215 32% 14% / .72);
  border: 1px solid var(--hairline-inversa);
  border-radius: var(--r-lg);
  padding: clamp(1.6rem, 3vw, 2.2rem);
  backdrop-filter: blur(6px);
  box-shadow: var(--sombra);
}
.cartao-rotulo { font-size: var(--text-kicker); text-transform: uppercase; letter-spacing: .16em; color: var(--acento-claro); font-weight: 600; }
.cartao-nome { font-family: var(--font-display); font-weight: 700; font-size: 1.55rem; color: var(--texto-inverso); margin-top: .5rem; }
.cartao-oab { color: var(--texto-inverso-suave); font-size: .95rem; letter-spacing: .03em; }
.cartao-linha { display: block; height: 1px; background: var(--hairline-inversa); margin: 1.3rem 0; }
.cartao-lista { display: grid; gap: 1rem; }
.cartao-lista li { display: flex; flex-direction: column; color: var(--texto-inverso); font-size: .98rem; }
.cartao-lista span { font-size: .74rem; text-transform: uppercase; letter-spacing: .13em; color: var(--texto-inverso-suave); margin-bottom: .15rem; }

/* PILARES (como atuamos) ----------------------------------------------- */
.pilares { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.1rem, 2.5vw, 1.8rem); }
.pilar {
  background: var(--superficie); border: 1px solid var(--hairline);
  border-radius: var(--r-md); padding: clamp(1.5rem, 2.6vw, 2rem);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
}
.pilar:hover { transform: translateY(-4px); box-shadow: var(--sombra-hover); border-color: var(--acento); }
.pilar-num {
  font-family: var(--font-display); font-weight: 700; font-size: 1.6rem;
  color: var(--acento); display: inline-block; padding-bottom: .5rem;
  border-bottom: 2px solid var(--hairline-forte); margin-bottom: 1rem; min-width: 2ch;
}
.pilar-titulo { font-size: var(--text-h3); margin-bottom: .55rem; }
.pilar p { color: var(--texto-suave); font-size: .98rem; }

/* ÍNDICE (quando procurar) --------------------------------------------- */
.indice { border-top: 1px solid var(--hairline-forte); }
.indice-item {
  display: grid; grid-template-columns: auto 1fr; gap: clamp(1rem, 3vw, 2.4rem);
  align-items: baseline;
  padding: clamp(1.4rem, 3vw, 2rem) 0;
  border-bottom: 1px solid var(--hairline);
  transition: padding-left .3s var(--ease);
}
.indice-item:hover { padding-left: .6rem; }
.indice-num {
  font-family: var(--font-display); font-weight: 400; font-size: clamp(1.3rem, 2.4vw, 1.9rem);
  color: var(--acento); letter-spacing: .02em;
}
.indice-titulo { font-size: var(--text-h3); margin-bottom: .4rem; }
.indice-corpo p { color: var(--texto-suave); max-width: 60ch; }

/* PASSOS (como funciona) ------------------------------------------------ */
.passos {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(1rem, 2.4vw, 1.6rem);
}
.passo { position: relative; padding-top: .5rem; }
.passo-num {
  font-family: var(--font-display); font-weight: 700; font-size: var(--text-num);
  color: var(--acento); opacity: .28; line-height: 1; display: block; margin-bottom: .3rem;
}
.passo-titulo { font-size: var(--text-h3); margin-bottom: .5rem; }
.passo p { color: var(--texto-suave); font-size: .96rem; }

/* ESCRITÓRIO ------------------------------------------------------------ */
.escritorio-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 4vw, 3.5rem); align-items: start; }
.escritorio-texto p { color: var(--texto-suave); }
.escritorio-texto .sec-cab { margin-bottom: 1.4rem; }
.fatos { margin-top: 1.8rem; display: grid; gap: 1.2rem; }
.fatos li { display: grid; gap: .2rem; padding-left: 1rem; border-left: 2px solid var(--acento); }
.fato-rotulo { font-size: .74rem; text-transform: uppercase; letter-spacing: .13em; color: var(--acento); font-weight: 600; }
.fato-valor { color: var(--tinta); font-size: .98rem; }

.escritorio-lado { display: grid; gap: 1.4rem; }
.logo-moldura {
  background: #fff; border: 1px solid var(--hairline);
  border-radius: var(--r-md); padding: clamp(1.4rem, 3vw, 2.2rem);
  box-shadow: var(--sombra); display: grid; place-items: center;
}
.logo-moldura img { width: 100%; max-width: 420px; height: auto; }
.mapa {
  border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--hairline);
  box-shadow: var(--sombra); background: var(--superficie);
}
.mapa iframe { width: 100%; height: 260px; border: 0; }

/* FAQ ------------------------------------------------------------------- */
.faq-lista { display: grid; gap: .8rem; }
.faq-item {
  background: var(--superficie); border: 1px solid var(--hairline);
  border-radius: var(--r-md); overflow: hidden;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.faq-item[open] { border-color: var(--acento); box-shadow: var(--sombra); }
.faq-item summary {
  list-style: none; cursor: pointer; padding: 1.2rem 1.4rem; min-height: 44px;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  font-family: var(--font-display); font-weight: 700; font-size: 1.06rem; color: var(--tinta);
}
.faq-item summary::-webkit-details-marker { display: none; }
.chevron { width: 22px; height: 22px; flex-shrink: 0; fill: none; stroke: var(--acento); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; transition: transform .3s var(--ease); }
.faq-item[open] .chevron { transform: rotate(180deg); }
.faq-corpo { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s var(--ease); }
.faq-item[open] .faq-corpo { grid-template-rows: 1fr; }
.faq-corpo > * { overflow: hidden; }
.faq-corpo p { padding: 0 1.4rem 1.3rem; color: var(--texto-suave); }

/* FECHAMENTO ------------------------------------------------------------ */
.sec-fechamento {
  background:
    radial-gradient(90% 120% at 50% 0%, hsl(215 45% 16%) 0%, transparent 60%),
    linear-gradient(180deg, hsl(215 42% 11%) 0%, hsl(216 40% 8%) 100%);
  overflow: clip; text-align: center;
}
.fechamento-formas { position: absolute; inset: 0; overflow: clip; pointer-events: none; }
.blob--3 { width: 50vw; max-width: 520px; aspect-ratio: 1; top: -20%; left: 50%; transform: translateX(-50%); background: hsl(212 50% 26%); opacity: .35; filter: blur(100px); }
.fechamento-inner { position: relative; z-index: 2; }

/* RODAPÉ ---------------------------------------------------------------- */
.rodape { background: hsl(216 42% 7%); color: var(--texto-inverso-suave); padding-block: clamp(2.6rem, 5vw, 3.6rem); }
.rodape-grid { display: grid; grid-template-columns: 1fr 1fr 1.2fr; gap: clamp(1.6rem, 3vw, 2.6rem); }
.rodape-marca { display: flex; align-items: center; gap: .9rem; }
.marca-mono--rodape { border-color: var(--acento-claro); color: var(--texto-inverso); }
.rodape-nome { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; color: var(--texto-inverso); }
.rodape-oab { font-size: .85rem; letter-spacing: .03em; }
.rodape-info { font-size: .92rem; display: grid; gap: .5rem; }
.rodape-info a { color: var(--texto-inverso); border-bottom: 1px solid var(--hairline-inversa); }
.rodape-info a:hover { border-bottom-color: var(--acento-claro); }
.rodape-nota { font-size: .8rem; line-height: 1.55; display: grid; gap: .7rem; }
.rodape-copy { color: var(--texto-inverso-suave); opacity: .8; }

/* STICKY CTA mobile ----------------------------------------------------- */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 90;
  padding: 10px max(14px, env(safe-area-inset-left)) calc(10px + env(safe-area-inset-bottom));
  background: hsl(215 40% 9% / .92); backdrop-filter: blur(8px);
  border-top: 1px solid var(--hairline-inversa);
  transform: translateY(115%); transition: transform .35s var(--ease);
  display: none;
}
.sticky-cta.is-on { transform: translateY(0); }
.sticky-cta .btn { width: 100%; }

/* ZAP-FLOAT desktop ----------------------------------------------------- */
.zap-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 95;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--acento); color: var(--texto-inverso);
  display: grid; place-items: center; box-shadow: var(--sombra-hover);
  transform: scale(0); transition: transform .3s var(--ease), opacity .3s var(--ease), background-color .2s var(--ease);
}
.zap-float.is-ready { transform: scale(1); }
.zap-float:hover { background: var(--acento-hover); transform: scale(1.06); }
.zap-float.is-hidden { opacity: 0; transform: scale(.6); pointer-events: none; }
.zap-float .ic-zap { width: 27px; height: 27px; }

/* ==========================================================================
   MOTION
   ========================================================================== */
[data-reveal] {
  opacity: 0; transform: translateY(26px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  transition-delay: calc(var(--d, 0) * 85ms);
}
[data-reveal="zoom"] { transform: scale(.95); }
[data-reveal].is-in { opacity: 1; transform: none; }

/* hero entra no load */
@keyframes hero-rise { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
.hero-conteudo > * { animation: hero-rise .8s var(--ease) both; }
.hero-conteudo > *:nth-child(2) { animation-delay: .1s; }
.hero-conteudo > *:nth-child(3) { animation-delay: .22s; }
.hero-conteudo > *:nth-child(4) { animation-delay: .34s; }
.hero-conteudo > *:nth-child(5) { animation-delay: .44s; }
@keyframes cartao-in { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.hero-cartao { animation: cartao-in 1s var(--ease) .3s both; }

/* assinatura: traçado do monograma + régua */
.hero-mono-txt { stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: traco 2.6s var(--ease-expo) .3s forwards; }
@keyframes traco { to { stroke-dashoffset: 0; } }
.regua line { stroke-dasharray: 200; stroke-dashoffset: 200; animation: regua-cresce .9s var(--ease) .7s forwards; }
@keyframes regua-cresce { to { stroke-dashoffset: 0; } }

/* ==========================================================================
   RESPONSIVO
   ========================================================================== */
@media (max-width: 940px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-conteudo { max-width: 46ch; }
  .hero-cartao { max-width: 460px; }
  .escritorio-grid { grid-template-columns: 1fr; }
  .rodape-grid { grid-template-columns: 1fr 1fr; }
  .rodape-nota { grid-column: 1 / -1; }
  .passos { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .topo-nav { display: none; }
  .sticky-cta { display: block; }
}

@media (max-width: 640px) {
  :root { --header-h: 62px; }
  .pilares { grid-template-columns: 1fr; }
  .rodape-grid { grid-template-columns: 1fr; }
  .marca-sub { display: none; }
  .hero-ctas .btn, .sec-fechamento .btn { width: 100%; }
  .sec-cta { gap: .8rem; }
  /* reveals horizontais viram verticais para não estourar viewport */
  [data-reveal] { transform: translateY(22px); }
  [data-reveal="zoom"] { transform: translateY(22px); }
  /* espaço para a sticky bar não cobrir o rodapé */
  .rodape { padding-bottom: calc(clamp(2.6rem, 5vw, 3.6rem) + 76px + env(safe-area-inset-bottom)); }
}

@media (max-width: 420px) {
  .passos { grid-template-columns: 1fr; }
  .indice-item { grid-template-columns: 1fr; gap: .4rem; }
}

/* prefers-reduced-motion (regra dura) ---------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .hero-mono-txt { stroke-dashoffset: 0; }
  .regua line { stroke-dashoffset: 0; }
}