/* ==========================================================================
   Palma Rocha Advocacia — v1
   Direção fixada pelo briefing: sistema de referência "Seed" (styles.refero.design)
   adaptado para registro de serviço jurídico. Ver contrato no <head> de index.html.
   ========================================================================== */

:root {
  /* cor — uma única autoridade cromática + base neutra + um acento contido */
  --ink: #14231a;
  --ink-08: #14231a14;
  --ink-soft: #4b5b50;
  --paper: #f8f6f1;
  --paper-warm: #f2ede2;
  --placeholder-bg: #ece6d8;
  --line: #ddd8cc;
  --line-on-ink: #f8f6f126;
  --on-ink: #f8f6f1;
  --on-ink-soft: #f8f6f199;
  --accent: #b8862e;
  --accent-text: #8a641f; /* versão escurecida do acento — 4.95:1 sobre --paper, o valor cru fica em 2.99:1 e falha AA em texto */
  --accent-on-ink: #d9ab55;

  /* tipografia */
  --font-display: "Switzer", -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* ritmo */
  --wrap: 1180px;
  --pad: clamp(1.25rem, 4vw, 3rem);
  --radius-sm: 3px;
  --radius-lg: 6px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .hero-field-canvas { display: none; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection { background: var(--ink); color: var(--paper); }

/* foco visível, tema próprio */
a:focus-visible,
button:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.75em 1.25em;
  z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }

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

.mono {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.placeholder-data {
  color: var(--ink-soft);
  border: 1px dashed var(--line);
  padding: 0.05em 0.5em;
  border-radius: var(--radius-sm);
}

/* ---------- tipografia de display ---------- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 340;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
}

h2.section-title {
  font-size: clamp(1.75rem, 3.4vw, 2.75rem);
  max-width: 22ch;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}
h2.section-title.on-ink { color: var(--on-ink); margin-bottom: 1.25rem; max-width: none; }

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  max-width: 14ch;
  font-weight: 330;
}

/* ---------- botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.95em 1.7em;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 560;
  font-size: 0.95rem;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  transition: opacity 0.2s var(--ease), background-color 0.2s var(--ease), color 0.2s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover { opacity: 0.82; }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--ink); }
.btn-ghost.on-ink { color: var(--on-ink); border-color: var(--line-on-ink); }
.btn-ghost.on-ink:hover { border-color: var(--on-ink); }

.btn-light {
  background: var(--paper);
  color: var(--ink);
}
.btn-light:hover { opacity: 0.85; }

.btn-icon { flex-shrink: 0; transition: transform 0.2s var(--ease); }
.btn:hover .btn-icon { transform: translateX(2px); }

.btn-small { padding: 0.6em 1.25em; font-size: 0.85rem; }
.btn-large { padding: 1.15em 2.1em; font-size: 1.02rem; }

.on-ink { color: var(--on-ink); }
.on-ink-soft { color: var(--on-ink-soft); }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  height: 4.5rem;
}

.wordmark { display: flex; flex-direction: column; line-height: 1.05; }
.wordmark-name { font-size: 1.05rem; font-weight: 560; letter-spacing: -0.01em; }
.wordmark-sub { font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); }

.main-nav { display: flex; gap: 2rem; }
.main-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.2s var(--ease);
}
.main-nav a:hover { color: var(--ink); }

.header-actions { display: flex; align-items: center; gap: 1rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.25rem;
  height: 2.25rem;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 1.5px;
  width: 1.1rem;
  margin-inline: auto;
  background: var(--ink);
  transition: transform 0.25s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding-block: clamp(3rem, 8vw, 6.5rem) clamp(3.5rem, 9vw, 7rem);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.hero--field { background: var(--ink); }

.hero-field-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.hero-sub {
  margin: 1.5rem 0 0;
  max-width: 46ch;
  font-size: 1.1rem;
}

.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; margin-top: 2.25rem; }

.hero-note {
  margin: 1.5rem 0 0;
  font-size: 0.85rem;
}

.hero-photo-frame {
  aspect-ratio: var(--ar, 4 / 5);
  width: 100%;
  overflow: hidden;
  background: var(--placeholder-bg);
  border: 1px solid var(--line-on-ink);
  border-radius: var(--radius-lg);
}
.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 15%;
}

/* ==========================================================================
   Áreas de atuação — lista editorial, sem grade de ícones
   ========================================================================== */
.areas { padding-block: clamp(3rem, 8vw, 6rem); border-top: 1px solid var(--line); }

.areas-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}
.areas-item {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  padding-block: clamp(1.75rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.areas-item h3 {
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  font-weight: 340;
}
.areas-item p {
  margin: 0;
  max-width: 52ch;
  color: var(--ink-soft);
}

/* ==========================================================================
   Método — sequência numerada (a ordem é informação real)
   ========================================================================== */
.metodo { padding-block: clamp(3rem, 8vw, 6rem); border-top: 1px solid var(--line); }

.metodo-list { list-style: none; margin: 0; padding: 0; }
.metodo-item {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  padding-block: clamp(1.5rem, 3.5vw, 2.25rem);
  border-top: 1px solid var(--line);
}
.metodo-item:last-child { border-bottom: 1px solid var(--line); }
.metodo-item:nth-child(even) .metodo-body { margin-left: clamp(0px, 6vw, 4rem); }

.metodo-num {
  font-size: 0.95rem;
  color: var(--accent-text);
}
.metodo-body h3 {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 400;
  margin-bottom: 0.5rem;
}
.metodo-body p {
  margin: 0;
  max-width: 56ch;
  color: var(--ink-soft);
}

/* ==========================================================================
   O advogado — seção escura (única autoridade cromática)
   ========================================================================== */
.advogado {
  background: var(--ink);
  color: var(--on-ink);
  padding-block: clamp(4rem, 9vw, 7rem);
}
.advogado-grid {
  display: grid;
  grid-template-columns: 0.62fr 1.38fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.advogado-photo {
  width: 100%;
  max-width: 300px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-on-ink);
}
.advogado-photo img { width: 100%; height: 100%; object-fit: cover; }

.advogado-lede {
  font-size: 1.2rem;
  font-weight: 340;
  letter-spacing: -0.01em;
  color: var(--on-ink);
  max-width: 48ch;
  margin: 0 0 1.25rem;
}
.advogado-copy p { color: var(--on-ink-soft); max-width: 52ch; }

.advogado-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 1.5rem 2rem;
  margin: 2.5rem 0 0;
  padding-top: 2rem;
  border-top: 1px solid var(--line-on-ink);
}
.advogado-facts dt {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--on-ink-soft);
  margin-bottom: 0.4rem;
}
.advogado-facts dd { margin: 0; font-size: 0.98rem; }
.advogado-facts a { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--line-on-ink); }
.advogado-facts a:hover { text-decoration-color: var(--on-ink); }
.advogado-facts .placeholder-data { border-color: var(--line-on-ink); color: var(--on-ink-soft); }

/* ==========================================================================
   CTA final
   ========================================================================== */
.cta-final { padding-block: clamp(4rem, 10vw, 8rem); border-top: 1px solid var(--line); }
.cta-final-inner { text-align: center; max-width: 42rem; margin-inline: auto; }
.cta-final-inner h2 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 330;
}
.cta-final-inner > p:not(.cta-final-note) {
  margin: 1.25rem auto 0;
  max-width: 38ch;
  color: var(--ink-soft);
  font-size: 1.05rem;
}
.cta-final-actions { justify-content: center; margin-top: 2.5rem; }
.cta-final-actions .btn-ghost { border-color: var(--line); color: var(--ink); }
.cta-final-note { margin-top: 1.75rem; font-size: 0.82rem; display: inline-block; }

/* ==========================================================================
   Rodapé
   ========================================================================== */
.site-footer { border-top: 1px solid var(--line); padding-block: 2.75rem; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem 2rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.footer-nav a { font-size: 0.88rem; color: var(--ink-soft); }
.footer-nav a:hover { color: var(--ink); }
.footer-legal {
  flex-basis: 100%;
  margin: 0;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  color: var(--ink-soft);
  line-height: 1.6;
}

/* ==========================================================================
   Reveal (um único momento de movimento autorado)
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (max-width: 900px) {
  .main-nav {
    position: absolute;
    top: 4.5rem;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    gap: 0;
    padding: 0.5rem var(--pad) 1rem;
    display: none;
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: 0.85rem 0; border-bottom: 1px solid var(--line); }
  .main-nav a:last-child { border-bottom: none; }
  .nav-toggle { display: flex; }
  .header-actions .btn-small { display: none; }

  .hero-grid { grid-template-columns: 1fr; }
  .hero-media { order: -1; max-width: 20rem; margin-inline: auto; }

  .areas-item { grid-template-columns: 1fr; gap: 0.5rem; }

  .advogado-grid { grid-template-columns: 1fr; text-align: left; }
  .advogado-photo { margin-inline: 0; max-width: 12rem; }

  .metodo-item:nth-child(even) .metodo-body { margin-left: 0; }
}

@media (max-width: 560px) {
  .header-actions { gap: 0.5rem; }
  .hero-actions .btn { width: 100%; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .cta-final-actions { flex-direction: column; align-items: stretch; }
}
