/* ===========================================================
   RRibeiro Contabilidade — Design System
   Paleta: petróleo profundo + latão + marfim (selo notarial)
   Tipografia: Fraunces (display) + Inter (corpo/UI)
=========================================================== */

:root {
  /* Cores */
  --petroleo-900: #0A2B2C;
  --petroleo-700: #0F3D3E;
  --petroleo-500: #1B5456;
  --latao-500: #C8A24A;
  --latao-300: #DDBE74;
  --marfim-100: #FAF6EF;
  --marfim-200: #F2ECDF;
  --tinta-900: #1A1A18;
  --tinta-600: #6B6358;
  --tinta-300: #B8B0A2;
  --branco: #FFFFFF;
  --erro: #A4423B;
  --sucesso: #3D6B4F;

  /* Tipografia */
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", -apple-system, sans-serif;

  /* Espaçamento */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* Outros */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;
  --container: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

/* Evita que conteúdo (texto, formulários, imagens) force colunas de grid
   além do espaço disponível, causando overflow horizontal — especialmente
   visível em telas pequenas (mobile). */
.hero-grid > *, .sobre-grid > *, .contato-grid > *, .servicos-grid > *,
.planos-grid > *, .footer-grid > *, .form-grid-2 > *, .valores > *,
.dif-grid > *, .seg-grid > * {
  min-width: 0;
}

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; }
}

body {
  font-family: var(--font-body);
  background: var(--marfim-100);
  color: var(--tinta-900);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

:focus-visible {
  outline: 2px solid var(--latao-500);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ===== Tipografia ===== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--petroleo-900);
  line-height: 1.12;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 500; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.8rem); }
h3 { font-size: 1.3rem; }

p { color: var(--tinta-600); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--latao-500);
  margin-bottom: var(--space-sm);
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--latao-500);
}

.section-head {
  max-width: 640px;
  margin-bottom: var(--space-xl);
}
.section-head p { margin-top: var(--space-sm); font-size: 1.08rem; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow::before { display: none; }

/* ===== Botões ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.95rem 1.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--petroleo-700);
  color: var(--marfim-100);
}
.btn-primary:hover { background: var(--petroleo-900); }

.btn-gold {
  background: var(--latao-500);
  color: var(--petroleo-900);
}
.btn-gold:hover { background: var(--latao-300); }

.btn-outline {
  background: transparent;
  border-color: rgba(15,61,62,0.25);
  color: var(--petroleo-900);
}
.btn-outline:hover { border-color: var(--petroleo-700); background: rgba(15,61,62,0.05); }

.btn-outline-light {
  background: transparent;
  border-color: rgba(250,246,239,0.35);
  color: var(--marfim-100);
}
.btn-outline-light:hover { border-color: var(--marfim-100); background: rgba(250,246,239,0.08); }

.btn svg { width: 18px; height: 18px; }

/* ===== Header ===== */
.topbar {
  background: var(--petroleo-900);
  color: var(--marfim-200);
  font-size: 0.82rem;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  gap: var(--space-md);
}
.topbar-links { display: flex; gap: var(--space-lg); flex-wrap: wrap; }
.topbar-links a { display: flex; align-items: center; gap: 0.4rem; transition: color 0.2s; white-space: nowrap; }
.topbar-links a:hover { color: var(--latao-300); }
.topbar-links svg { width: 14px; height: 14px; opacity: 0.85; flex-shrink: 0; }
.topbar-address { display: flex; align-items: center; gap: 0.4rem; white-space: nowrap; }
.topbar-aviso { display: flex; align-items: center; gap: 0.5rem; white-space: nowrap; }

header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 246, 239, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(15,61,62,0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--petroleo-900);
  flex-shrink: 0;
  min-width: 0;
}
.logo-img {
  height: 64px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  display: block;
}
.logo-seal {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  font-weight: 500;
  font-size: 0.95rem;
}
.nav-links a {
  position: relative;
  padding: 0.3rem 0;
  color: var(--petroleo-900);
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--latao-500);
  transition: width 0.25s var(--ease);
}
.nav-links a:hover::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: var(--space-sm); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}
.nav-toggle svg { width: 26px; height: 26px; color: var(--petroleo-900); }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: var(--space-2xl) 0 var(--space-2xl);
  background: linear-gradient(180deg, var(--marfim-100) 0%, var(--marfim-200) 100%);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -180px; right: -180px;
  width: 560px; height: 560px;
  border-radius: 50%;
  border: 1px solid rgba(200,162,74,0.35);
}
.hero::after {
  content: "";
  position: absolute;
  top: -100px; right: -100px;
  width: 560px; height: 560px;
  border-radius: 50%;
  border: 1px solid rgba(15,61,62,0.12);
}
.hero .container { position: relative; z-index: 2; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-2xl);
  align-items: center;
}
.hero-copy h1 { margin-bottom: var(--space-md); white-space: pre-line; }
.hero-copy > p { font-size: 1.15rem; max-width: 520px; margin-bottom: var(--space-lg); }
.hero-ctas { display: flex; gap: var(--space-sm); flex-wrap: wrap; margin-bottom: var(--space-xl); }

.hero-stats {
  display: flex;
  gap: var(--space-xl);
  border-top: 1px solid rgba(15,61,62,0.12);
  padding-top: var(--space-md);
}
.hero-stats .stat strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: var(--petroleo-900);
}
.hero-stats .stat span {
  font-size: 0.85rem;
  color: var(--tinta-600);
}

.hero-visual {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--petroleo-700);
  box-shadow: 0 30px 60px -20px rgba(10,43,44,0.35);
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.hero-visual .seal-badge {
  position: absolute;
  bottom: -28px; left: -28px;
  width: 116px; height: 116px;
  background: var(--marfim-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 12px 30px -8px rgba(200,162,74,0.6);
  border: 3px solid var(--latao-500);
  padding: 12px;
}
.hero-visual .seal-badge img { width: 100%; height: 100%; object-fit: contain; border-radius: 0; }
.hero-visual .seal-badge svg { width: 52px; height: 52px; color: var(--petroleo-900); }

/* ===== Sobre ===== */
.sobre {
  padding: var(--space-2xl) 0;
  background: var(--marfim-100);
}
.sobre-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-2xl);
  align-items: start;
}
.sobre-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1/1.05;
}
.sobre-visual img { width: 100%; height: 100%; object-fit: cover; }
.sobre-copy p { margin-bottom: var(--space-md); font-size: 1.05rem; }
.valores {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-lg);
}
.valor-card {
  border-top: 2px solid var(--latao-500);
  padding-top: var(--space-sm);
}
.valor-card h4 {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  color: var(--petroleo-900);
  margin-bottom: 0.35rem;
}
.valor-card p { font-size: 0.92rem; }

/* ===== Serviços ===== */
.servicos {
  padding: var(--space-2xl) 0;
  background: var(--petroleo-900);
  color: var(--marfim-100);
  position: relative;
}
.servicos .eyebrow { color: var(--latao-300); }
.servicos h2, .servicos .section-head { color: var(--marfim-100); }
.servicos h2 { color: var(--marfim-100); }
.servicos .section-head p { color: rgba(250,246,239,0.7); }

.servicos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(250,246,239,0.12);
  border: 1px solid rgba(250,246,239,0.12);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.servico-card {
  background: var(--petroleo-900);
  padding: var(--space-lg);
  transition: background 0.3s var(--ease);
}
.servico-card:hover { background: var(--petroleo-700); }
.servico-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--latao-500);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}
.servico-card h3 {
  font-family: var(--font-display);
  color: var(--marfim-100);
  font-weight: 500;
  margin-bottom: 0.6rem;
}
.servico-card p { color: rgba(250,246,239,0.65); font-size: 0.95rem; }

/* ===== Planos ===== */
.planos {
  padding: var(--space-2xl) 0;
  background: var(--marfim-100);
}
.planos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  align-items: stretch;
}
.plano-card {
  background: var(--branco);
  border: 1px solid rgba(15,61,62,0.1);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.plano-card:hover { transform: translateY(-6px); box-shadow: 0 24px 50px -24px rgba(15,61,62,0.25); }
.plano-card.destaque {
  background: var(--petroleo-700);
  color: var(--marfim-100);
  border-color: var(--petroleo-700);
  position: relative;
}
.plano-card.destaque::before {
  content: "Mais escolhido";
  position: absolute;
  top: -13px; left: var(--space-lg);
  background: var(--latao-500);
  color: var(--petroleo-900);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
}
.plano-card h3 { font-size: 1.5rem; margin-bottom: 0.25rem; }
.plano-card.destaque h3 { color: var(--marfim-100); }
.plano-faturamento { font-size: 0.88rem; color: var(--tinta-600); margin-bottom: var(--space-md); }
.plano-card.destaque .plano-faturamento { color: rgba(250,246,239,0.65); }
.plano-itens { list-style: none; margin-bottom: var(--space-lg); flex-grow: 1; }
.plano-itens li {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: 0.92rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(15,61,62,0.06);
}
.plano-card.destaque .plano-itens li { border-bottom-color: rgba(250,246,239,0.12); color: rgba(250,246,239,0.88); }
.plano-itens li svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 3px; color: var(--latao-500); }
.plano-card .btn { width: 100%; }

/* ===== Contato ===== */
.contato {
  padding: var(--space-2xl) 0;
  background: var(--marfim-200);
}
.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}
.contato-info .section-head { margin-bottom: var(--space-lg); }
.contato-canais { display: flex; flex-direction: column; gap: var(--space-md); }
.canal {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-md);
  background: var(--branco);
  border-radius: var(--radius-md);
  transition: transform 0.25s var(--ease);
}
.canal:hover { transform: translateX(4px); }
.canal > div { min-width: 0; }
.canal p, .canal a { overflow-wrap: break-word; word-break: break-word; }
.canal-icon {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--petroleo-700);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.canal-icon svg { width: 22px; height: 22px; color: var(--latao-300); }
.canal h4 { font-size: 1rem; color: var(--petroleo-900); margin-bottom: 0.2rem; }
.canal p, .canal a { font-size: 0.95rem; color: var(--tinta-600); }
.canal a:hover { color: var(--petroleo-700); }

.form-card {
  background: var(--branco);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 30px 60px -30px rgba(15,61,62,0.2);
}
.form-row { margin-bottom: var(--space-md); }
.form-row label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--petroleo-900);
  margin-bottom: 0.4rem;
}
.form-row input, .form-row textarea, .form-row select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(15,61,62,0.18);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--marfim-100);
  transition: border-color 0.2s;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  border-color: var(--latao-500);
}
.form-row textarea { min-height: 110px; resize: vertical; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.form-card .btn { width: 100%; margin-top: 0.3rem; }
.form-note { font-size: 0.8rem; color: var(--tinta-300); margin-top: var(--space-sm); text-align: center; }

/* ===== Mapa ===== */
.mapa-wrap { height: 380px; width: 100%; filter: sepia(8%) saturate(85%); }
.mapa-wrap iframe { width: 100%; height: 100%; border: 0; }

/* ===== Footer ===== */
footer {
  background: var(--petroleo-900);
  color: rgba(250,246,239,0.7);
  padding: var(--space-xl) 0 var(--space-md);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid rgba(250,246,239,0.1);
}
.footer-logo {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--marfim-100);
  margin-bottom: var(--space-sm);
}
.footer-logo svg { width: 32px; height: 32px; }
.footer-logo-img {
  height: 56px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  background: var(--marfim-100);
  border-radius: 8px;
  padding: 8px 14px;
}
.footer-col h5 {
  color: var(--marfim-100);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
  font-weight: 600;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; font-size: 0.92rem; overflow-wrap: break-word; word-break: break-word; }
.footer-col ul a:hover { color: var(--latao-300); }
.footer-social { display: flex; gap: 0.7rem; margin-top: var(--space-md); }
.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(250,246,239,0.2);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s, border-color 0.2s;
}
.footer-social a:hover { background: var(--latao-500); border-color: var(--latao-500); }
.footer-social svg { width: 16px; height: 16px; }
.footer-bottom {
  padding-top: var(--space-md);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  font-size: 0.82rem;
}
.footer-bottom a { opacity: 0.7; }
.footer-bottom a:hover { opacity: 1; }

/* ===== WhatsApp flutuante ===== */
.whats-float {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: #25D366;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 30px -8px rgba(0,0,0,0.35);
  z-index: 90;
  transition: transform 0.25s var(--ease);
}
.whats-float:hover { transform: scale(1.08); }
.whats-float svg { width: 30px; height: 30px; color: white; }

/* ===== Animações de entrada ===== */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ===== Responsivo ===== */
@media (max-width: 980px) {
  .hero-grid, .sobre-grid, .contato-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; max-width: 420px; margin: 0 auto; }
  .servicos-grid { grid-template-columns: repeat(2, 1fr); }
  .planos-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .valores { grid-template-columns: 1fr; gap: var(--space-md); }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .logo-img { height: 56px; }
  .topbar-aviso { display: none; }
  .topbar .container { justify-content: center; }
}

@media (max-width: 860px) {
  .nav-links, .nav-actions .btn-outline { display: none; }
  .nav-toggle { display: block; }
  .nav.open .nav-links {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--marfim-100);
    flex-direction: column;
    padding: var(--space-md);
    border-bottom: 1px solid rgba(15,61,62,0.1);
    gap: var(--space-md);
    z-index: 99;
  }
  .topbar-address { display: none; }
  .servicos-grid { grid-template-columns: 1fr; }
  .form-grid-2 { grid-template-columns: 1fr; }
  .hero-stats { gap: var(--space-md); flex-wrap: wrap; }
  h1 { font-size: 2.4rem; }
  .logo-img { height: 44px; }
  .nav-actions { gap: 0.5rem; }
  .nav-actions .btn { padding: 0.7rem 1.1rem; font-size: 0.85rem; }
  .topbar-links { gap: var(--space-md); font-size: 0.76rem; }
  .footer-logo-img { height: 44px; }
}

@media (max-width: 480px) {
  .logo-img { height: 36px; }
  .nav-actions .btn-label { display: none; }
  .nav-actions .btn-primary { padding: 0.65rem 0.85rem; }
  .nav-actions .btn-primary svg { width: 20px; height: 20px; }
  .topbar-links a:nth-child(2) .topbar-text { display: none; }
  h1 { font-size: 2rem; }
  .hero { padding: var(--space-xl) 0 var(--space-lg); }
  .container { padding: 0 1.1rem; }
}

@media (max-width: 360px) {
  .topbar-links { font-size: 0.72rem; gap: 0.6rem; }
  .logo-img { height: 30px; }
  .hero-ctas .btn { white-space: normal; text-align: center; max-width: 100%; }
}