/* ==========================================================================
   Flash BR Transporte — Design System & Estilos Globais
   Estrutura: Tokens -> Reset -> Base -> Layout -> Componentes -> Utilitários
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. TOKENS (Design System)
   Paleta extraída diretamente da logo oficial (gradiente navy -> azul -> ciano)
   -------------------------------------------------------------------------- */
:root {
  /* Cor de marca (extraída da logo) */
  --color-navy-900: #001b33;
  --color-navy-800: #003a6b;
  --color-navy-700: #004e83;
  --color-blue-600: #0067a0;
  --color-blue-500: #0089c9;
  --color-cyan-400: #009de0;
  --color-cyan-300: #3dbbef;
  --color-cyan-100: #e5f6fd;

  --color-ink-900: #0c0c0c;
  --color-ink-700: #33363b;
  --color-ink-500: #5b6068;
  --color-ink-300: #8b9099;

  --color-white: #ffffff;
  --color-surface: #ffffff;
  --color-surface-alt: #f4f7fa;
  --color-surface-sunken: #eaf0f5;
  --color-border: #dde4ea;

  --color-success: #1a8f5e;
  --color-warning: #c9860a;

  /* Papéis semânticos */
  --color-bg: var(--color-white);
  --color-bg-alt: var(--color-surface-alt);
  --color-text: var(--color-ink-900);
  --color-text-muted: var(--color-ink-500);
  --color-brand: var(--color-blue-600);
  --color-brand-strong: var(--color-navy-800);
  --color-accent: var(--color-cyan-400);
  --color-on-brand: var(--color-white);

  /* Gradiente de marca (usado com moderação: hero, CTA final) */
  --gradient-brand: linear-gradient(115deg, var(--color-navy-800) 0%, var(--color-blue-600) 52%, var(--color-cyan-400) 100%);

  /* Tipografia */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-size-root: 100%;
  --step--1: clamp(0.8rem, 0.77rem + 0.15vw, 0.89rem);
  --step-0: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  --step-1: clamp(1.125rem, 1.06rem + 0.35vw, 1.35rem);
  --step-2: clamp(1.35rem, 1.22rem + 0.65vw, 1.75rem);
  --step-3: clamp(1.6rem, 1.4rem + 1vw, 2.25rem);
  --step-4: clamp(2rem, 1.65rem + 1.75vw, 3.1rem);
  --step-5: clamp(2.5rem, 1.95rem + 2.75vw, 4.2rem);
  --line-height-tight: 1.15;
  --line-height-snug: 1.35;
  --line-height-normal: 1.65;

  /* Espaçamento (escala 4px) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  /* Layout */
  --container-max: 1280px;
  --container-pad: clamp(1.25rem, 4vw, 2.5rem);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Elevação */
  --shadow-sm: 0 1px 2px rgba(0, 27, 51, 0.06), 0 1px 3px rgba(0, 27, 51, 0.08);
  --shadow-md: 0 8px 24px rgba(0, 27, 51, 0.10), 0 2px 6px rgba(0, 27, 51, 0.06);
  --shadow-lg: 0 24px 48px rgba(0, 27, 51, 0.16), 0 6px 16px rgba(0, 27, 51, 0.08);

  --transition-fast: 150ms ease;
  --transition-base: 240ms cubic-bezier(0.22, 1, 0.36, 1);

  --header-height: 76px;
}

/* Dark mode: redefine apenas os tokens, componentes nunca usam cor fixa */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #071726;
    --color-bg-alt: #0c2136;
    --color-surface: #0c2136;
    --color-surface-alt: #102a44;
    --color-surface-sunken: #0a1d30;
    --color-border: #1c3752;
    --color-text: #eef3f8;
    --color-text-muted: #9fb2c4;
    --color-on-brand: #ffffff;
  }
}

/* --------------------------------------------------------------------------
   2. RESET
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { font-size: var(--font-size-root); -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100dvh;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
img, picture, svg, video { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
h1, h2, h3, h4 { line-height: var(--line-height-tight); text-wrap: balance; }
p { text-wrap: pretty; }
table { border-collapse: collapse; }

@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;
    scroll-behavior: auto !important;
  }
}

/* --------------------------------------------------------------------------
   3. ACESSIBILIDADE / UTILITÁRIOS DE BASE
   -------------------------------------------------------------------------- */
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -60px;
  z-index: 1000;
  background: var(--color-navy-900);
  color: var(--color-white);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-sm);
  transition: top var(--transition-fast);
}
.skip-link:focus { top: var(--space-4); }

:focus-visible {
  outline: 3px solid var(--color-cyan-400);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* --------------------------------------------------------------------------
   4. LAYOUT
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section { padding-block: var(--space-9); scroll-margin-top: calc(var(--header-height) + var(--space-4)); }
#conteudo { scroll-margin-top: var(--header-height); }
.section--tight { padding-block: var(--space-7); }
.section--alt { background: var(--color-bg-alt); }
.section--sunken { background: var(--color-surface-sunken); }

.section-head {
  max-width: 46rem;
  margin-bottom: var(--space-7);
}
.section-head--center { margin-inline: auto; text-align: center; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-brand);
  margin-bottom: var(--space-3);
}
.eyebrow::before {
  content: "";
  width: 22px; height: 2px;
  background: var(--color-accent);
  border-radius: var(--radius-pill);
}

.section-head h2 { font-size: var(--step-4); margin-bottom: var(--space-3); }
.section-head p { color: var(--color-text-muted); font-size: var(--step-1); }

.grid {
  display: grid;
  gap: var(--space-6);
}
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   5. TIPOGRAFIA
   -------------------------------------------------------------------------- */
h1 { font-size: var(--step-5); }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-2); }
h4 { font-size: var(--step-1); }
.text-muted { color: var(--color-text-muted); }
.text-lead { font-size: var(--step-1); color: var(--color-text-muted); line-height: var(--line-height-snug); }

/* --------------------------------------------------------------------------
   6. BOTÕES
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.9rem 1.6rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: var(--step--1);
  letter-spacing: 0.01em;
  border: 2px solid transparent;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--color-blue-600);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover { background: var(--color-navy-800); box-shadow: var(--shadow-md); }

.btn--accent {
  background: var(--color-accent);
  color: var(--color-navy-900);
  box-shadow: var(--shadow-sm);
}
.btn--accent:hover { background: var(--color-cyan-300); box-shadow: var(--shadow-md); }

.btn--ghost {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.5);
}
.btn--ghost:hover { border-color: var(--color-white); background: rgba(255,255,255,0.1); }

.btn--outline {
  background: transparent;
  color: var(--color-brand);
  border-color: var(--color-border);
}
.btn--outline:hover { border-color: var(--color-brand); background: var(--color-cyan-100); }

.btn--block { width: 100%; }
.btn--lg { padding: 1.1rem 2rem; font-size: var(--step-0); }

/* --------------------------------------------------------------------------
   7. HEADER / NAVEGAÇÃO
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.brand { display: flex; align-items: center; }
.brand img { height: 34px; width: auto; }

.nav-primary { display: flex; }
.nav-primary > .btn { display: none; }
.nav-primary__list { display: flex; align-items: center; gap: var(--space-6); }
.nav-primary__list a {
  font-weight: 600;
  font-size: var(--step--1);
  color: var(--color-text);
  padding-block: var(--space-2);
  position: relative;
}
.nav-primary__list a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}
.nav-primary__list a:hover::after,
.nav-primary__list a[aria-current="page"]::after { transform: scaleX(1); }
.nav-primary__list a[aria-current="page"] { color: var(--color-brand); }

.header-actions { display: flex; align-items: center; gap: var(--space-4); }
.header-actions .btn { display: none; }
@media (min-width: 860px) { .header-actions .btn { display: inline-flex; } }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.nav-toggle span {
  display: block; height: 2px; width: 20px;
  background: var(--color-text);
  margin-inline: auto;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav-primary {
    position: fixed;
    inset: var(--header-height) 0 0 0;
    background: var(--color-bg);
    padding: var(--space-6) var(--container-pad);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
    overflow-y: auto;
  }
  .nav-primary.is-open { opacity: 1; transform: translateY(0); visibility: visible; }
  .nav-primary__list { flex-direction: column; align-items: stretch; gap: var(--space-1); }
  .nav-primary__list a { display: block; padding: var(--space-4) 0; font-size: var(--step-1); border-bottom: 1px solid var(--color-border); }
  .nav-primary .btn { display: inline-flex; margin-top: var(--space-5); }
}

/* --------------------------------------------------------------------------
   8. HERO
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  background: var(--gradient-brand);
  color: var(--color-white);
  overflow: hidden;
  padding-block: var(--space-9);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(115deg, rgba(255,255,255,0.06) 0 2px, transparent 2px 90px);
  pointer-events: none;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: var(--space-8);
  position: relative;
}
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-5);
}
.hero h1 { margin-bottom: var(--space-5); }
.hero p.text-lead { color: rgba(255,255,255,0.86); margin-bottom: var(--space-6); max-width: 40rem; }
.hero__actions { display: flex; gap: var(--space-4); flex-wrap: wrap; margin-bottom: var(--space-7); }
.hero__trustline { display: flex; align-items: center; gap: var(--space-5); flex-wrap: wrap; font-size: var(--step--1); color: rgba(255,255,255,0.75); }
.hero__media { position: relative; }
.hero__media svg { width: 100%; height: auto; filter: drop-shadow(0 30px 40px rgba(0,10,20,0.35)); }
.hero__media .photo-frame { filter: drop-shadow(0 30px 40px rgba(0,10,20,0.35)); }

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__media { order: -1; max-width: 420px; margin-inline: auto; }
}

/* --------------------------------------------------------------------------
   8b. PHOTO FRAME (fotos reais da frota)
   -------------------------------------------------------------------------- */
.photo-frame {
  position: relative;
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.14);
}
.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.photo-frame--card {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border);
}
.photo-frame__caption {
  position: absolute;
  left: var(--space-5);
  bottom: var(--space-5);
  background: rgba(0,27,51,0.72);
  backdrop-filter: blur(6px);
  color: var(--color-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  font-size: var(--step--1);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.photo-frame__caption svg { width: 16px; height: 16px; color: var(--color-accent); }

/* --------------------------------------------------------------------------
   9. INDICADORES / STATS
   -------------------------------------------------------------------------- */
.stats {
  margin-top: calc(-1 * (var(--space-9) - var(--space-4)));
  position: relative;
  z-index: 2;
}
.stats__card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-6);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  border: 1px solid var(--color-border);
}
.stat { text-align: center; }
.stat strong {
  display: block;
  font-size: var(--step-3);
  color: var(--color-brand);
  font-weight: 800;
}
.stat span { color: var(--color-text-muted); font-size: var(--step--1); }

@media (max-width: 900px) {
  .stats { margin-top: var(--space-6); }
  .stats__card { grid-template-columns: repeat(2, 1fr); }
}

/* --------------------------------------------------------------------------
   10. CARDS (Serviços, Segmentos, Diferenciais)
   -------------------------------------------------------------------------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  height: 100%;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-fast);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }

.card__icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-cyan-100);
  color: var(--color-brand);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-5);
}
.card__icon svg { width: 26px; height: 26px; }
.card h3 { font-size: var(--step-1); margin-bottom: var(--space-2); }
.card p { color: var(--color-text-muted); }
.card__link {
  display: inline-flex; align-items: center; gap: var(--space-2);
  margin-top: var(--space-4);
  font-weight: 700; font-size: var(--step--1);
  color: var(--color-brand);
}
.card__link svg { width: 16px; height: 16px; transition: transform var(--transition-base); }
.card__link:hover svg { transform: translateX(4px); }

.card--dark {
  background: var(--color-navy-900);
  color: var(--color-white);
  border-color: transparent;
}
.card--dark p { color: rgba(255,255,255,0.75); }
.card--dark .card__icon { background: rgba(255,255,255,0.1); color: var(--color-cyan-400); }

/* Segmentos: cards menores com ícone + label */
.segment-card {
  display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-3);
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-base);
}
.segment-card:hover { border-color: var(--color-brand); box-shadow: var(--shadow-sm); }
.segment-card svg { width: 30px; height: 30px; color: var(--color-brand); }
.segment-card h3 { font-size: var(--step-0); }

/* --------------------------------------------------------------------------
   11. MAPA DE ATUAÇÃO
   -------------------------------------------------------------------------- */
.coverage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}
.coverage__map svg { width: 100%; height: auto; }
.coverage__list { display: grid; gap: var(--space-4); }
.coverage__item { display: flex; gap: var(--space-4); align-items: flex-start; }
.coverage__item svg { width: 22px; height: 22px; color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }
.coverage__item h3 { font-size: var(--step-0); margin-bottom: var(--space-1); }
.coverage__item p { color: var(--color-text-muted); font-size: var(--step--1); }

@media (max-width: 780px) {
  .coverage { grid-template-columns: 1fr; }
  .coverage__map { order: -1; max-width: 360px; margin-inline: auto; }
}

/* --------------------------------------------------------------------------
   12. DEPOIMENTOS
   -------------------------------------------------------------------------- */
.testimonial {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  height: 100%;
}
.testimonial__stars { display: flex; gap: 2px; color: var(--color-accent); }
.testimonial__stars svg { width: 16px; height: 16px; }
.testimonial p { font-size: var(--step-0); color: var(--color-text); }
.testimonial__author { display: flex; align-items: center; gap: var(--space-3); margin-top: auto; }
.testimonial__avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--gradient-brand);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-white); font-weight: 700; font-size: var(--step--1);
}
.testimonial__author strong { display: block; font-size: var(--step--1); }
.testimonial__author span { color: var(--color-text-muted); font-size: var(--step--1); }

/* --------------------------------------------------------------------------
   13. PARCEIROS / CERTIFICAÇÕES
   -------------------------------------------------------------------------- */
.logo-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-6);
}
.logo-strip__item {
  display: flex; align-items: center; justify-content: center;
  height: 48px;
  color: var(--color-text-muted);
  font-weight: 700;
  letter-spacing: 0.02em;
  opacity: 0.7;
  filter: grayscale(1);
  transition: opacity var(--transition-fast), filter var(--transition-fast);
}
.logo-strip__item:hover { opacity: 1; filter: grayscale(0); }

/* --------------------------------------------------------------------------
   14. FAQ (accordion nativo)
   -------------------------------------------------------------------------- */
.faq-list { display: grid; gap: var(--space-3); max-width: 52rem; margin-inline: auto; }
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5);
  font-weight: 700;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .faq-icon {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-cyan-100);
  color: var(--color-brand);
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--transition-base);
}
.faq-item[open] summary .faq-icon { transform: rotate(45deg); }
.faq-item__body { padding: 0 var(--space-5) var(--space-5); color: var(--color-text-muted); }

/* --------------------------------------------------------------------------
   15. CTA FINAL
   -------------------------------------------------------------------------- */
.cta-band {
  background: var(--gradient-brand);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.cta-band h2 { margin-bottom: var(--space-2); }
.cta-band p { color: rgba(255,255,255,0.85); }
.cta-band__actions { display: flex; gap: var(--space-4); flex-wrap: wrap; }

/* --------------------------------------------------------------------------
   16. FORMULÁRIOS
   -------------------------------------------------------------------------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }
.form-field--full { grid-column: 1 / -1; }
.form-field label { font-weight: 700; font-size: var(--step--1); }
.form-field .hint { font-size: var(--step--1); color: var(--color-text-muted); }
.form-field input,
.form-field select,
.form-field textarea {
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 4px var(--color-cyan-100);
  outline: none;
}
.form-field textarea { resize: vertical; min-height: 140px; }
.form-field input:user-invalid,
.form-field textarea:user-invalid { border-color: #c0392b; }
.form-field .error-msg {
  display: none;
  color: #c0392b;
  font-size: var(--step--1);
}
.form-field.has-error .error-msg { display: block; }
.form-field.has-error input,
.form-field.has-error textarea { border-color: #c0392b; }

.form-status {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-sm);
  font-weight: 600;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status--success { background: #e5f7ee; color: var(--color-success); }
.form-status--error { background: #fbe9e7; color: #c0392b; }

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-8);
  align-items: flex-start;
}
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   17. RODAPÉ
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-navy-900);
  color: rgba(255,255,255,0.82);
  padding-top: var(--space-9);
}
.site-footer a { color: rgba(255,255,255,0.82); }
.site-footer a:hover { color: var(--color-white); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: var(--space-7);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.footer-brand img { height: 32px; margin-bottom: var(--space-4); filter: brightness(0) invert(1); }
.footer-brand p { color: rgba(255,255,255,0.65); max-width: 26rem; }
.footer-col h4 { color: var(--color-white); font-size: var(--step-0); margin-bottom: var(--space-4); }
.footer-col ul { display: grid; gap: var(--space-3); }
.footer-col ul a { font-size: var(--step--1); }
.footer-contact li { display: flex; gap: var(--space-3); align-items: flex-start; font-size: var(--step--1); }
.footer-contact svg { width: 18px; height: 18px; color: var(--color-accent); flex-shrink: 0; margin-top: 2px; }

.social-row { display: flex; gap: var(--space-3); margin-top: var(--space-5); }
.social-row a {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  transition: background var(--transition-fast), border-color var(--transition-fast);
}
.social-row a:hover { background: var(--color-blue-600); border-color: var(--color-blue-600); }
.social-row svg { width: 17px; height: 17px; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding-block: var(--space-5);
  font-size: var(--step--1);
  color: rgba(255,255,255,0.55);
}
.footer-bottom ul { display: flex; gap: var(--space-5); }

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   18. WHATSAPP FLUTUANTE
   -------------------------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  right: var(--space-5);
  bottom: var(--space-5);
  z-index: 90;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-base);
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 28px; height: 28px; }

/* --------------------------------------------------------------------------
   19. BREADCRUMB / PÁGINAS INTERNAS
   -------------------------------------------------------------------------- */
.page-header {
  background: var(--gradient-brand);
  color: var(--color-white);
  padding-block: var(--space-8) var(--space-7);
}
.breadcrumb { display: flex; align-items: center; gap: var(--space-2); font-size: var(--step--1); color: rgba(255,255,255,0.75); margin-bottom: var(--space-4); }
.breadcrumb a { color: rgba(255,255,255,0.75); }
.breadcrumb a:hover { color: var(--color-white); }
.page-header h1 { max-width: 42rem; }
.page-header p.text-lead { color: rgba(255,255,255,0.85); max-width: 42rem; margin-top: var(--space-3); }

/* --------------------------------------------------------------------------
   20. REVEAL ON SCROLL (progressive enhancement)
   -------------------------------------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
.no-js [data-reveal] { opacity: 1; transform: none; }

/* --------------------------------------------------------------------------
   21. PÁGINA 404
   -------------------------------------------------------------------------- */
.error-page {
  min-height: 70dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-block: var(--space-9);
}
.error-page__code {
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 800;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}

/* --------------------------------------------------------------------------
   22. RESPONSIVO GERAL
   -------------------------------------------------------------------------- */
@media (max-width: 1100px) {
  .stats__card { padding: var(--space-5); }
}
@media (max-width: 640px) {
  .section { padding-block: var(--space-7); }
  .cta-band { flex-direction: column; align-items: flex-start; text-align: left; }
}