/* ============================================================
   EVOLARE STRATEGY — FOLHA DE ESTILO
   Índice rápido:
   1. Configurações centrais (editar aqui: cores, fontes, contatos)
   2. Reset e base
   3. Tipografia
   4. Utilitários / layout
   5. Header & navegação
   6. Hero
   7. Seções institucionais (Sobre, Para quem é)
   8. Nossa Atuação
   9. Metodologia Evolare (elemento assinatura)
   10. Diferencial
   11. Modelos de atuação
   12. Por que Evolare + CTA final
   13. Contato (formulário + canais)
   14. Rodapé
   15. Botão flutuante WhatsApp
   16. Animações / acessibilidade
   17. Responsividade
   ============================================================ */

/* ============================================================
   1. CONFIGURAÇÕES CENTRAIS
   Ajuste cores e fontes aqui. Os valores de cor abaixo foram
   extraídos das referências de identidade visual enviadas; caso
   a Evolare possua um manual de marca com códigos oficiais,
   basta substituir os valores hexadecimais nesta seção.
   ============================================================ */
:root {
  /* Paleta - extraída do logo e do material de marca (guia visual) */
  --color-black:        #12130F;   /* preto quente, usado em fundos escuros */
  --color-forest:        #16302A;  /* verde profundo, fundo secundário / seção metodologia */
  --color-forest-deep:    #0F211C;
  --color-gold:          #C39A56;  /* dourado principal — extraído do logo */
  --color-gold-bright:    #E3B563; /* dourado claro — realce do logo / hover */
  --color-gold-muted:     #9C7C43; /* dourado escurecido — texto sobre claro */
  --color-cream:         #F6F3EC;  /* fundo claro principal */
  --color-cream-deep:     #EFEAE0;
  --color-ink:           #1B1B18;  /* texto principal sobre claro */
  --color-ink-soft:       #4B4A44; /* texto secundário sobre claro */
  --color-white:         #FFFFFF;
  --color-line:          rgba(27,27,24,0.12);
  --color-line-dark:      rgba(246,243,236,0.16);

  /* Tipografia */
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Escala tipográfica fluida */
  --fs-hero:  clamp(2.4rem, 5.2vw, 4.6rem);
  --fs-h2:    clamp(1.9rem, 3.4vw, 3rem);
  --fs-h3:    clamp(1.3rem, 2vw, 1.7rem);
  --fs-lead:  clamp(1.05rem, 1.4vw, 1.25rem);
  --fs-body:  1rem;
  --fs-small: 0.875rem;
  --fs-eyebrow: 0.78rem;

  /* Espaçamento */
  --space-section: clamp(4.5rem, 9vw, 8.5rem);
  --space-lg: clamp(2rem, 4vw, 3.5rem);
  --container-max: 1180px;
  --container-narrow: 760px;

  /* Contato — CENTRALIZADO PARA FÁCIL EDIÇÃO FUTURA */
  --whatsapp-number: "5511965776996"; /* apenas para referência; ver js/main.js */
  --transition-base: 420ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ============================================================
   2. RESET E BASE
   ============================================================ */
*, *::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;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--color-ink);
  background: var(--color-cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-gold);
  color: var(--color-black);
  padding: 0.8rem 1.2rem;
  z-index: 999;
  font-weight: 600;
}
.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* ============================================================
   3. TIPOGRAFIA
   ============================================================ */
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-gold-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: currentColor;
  display: inline-block;
}
.on-dark .eyebrow, .text-on-dark .eyebrow { color: var(--color-gold-bright); }

h2.section-title, .section-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-h2);
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--color-ink);
  max-width: 15ch;
}
.on-dark .section-title, .text-on-dark .section-title { color: var(--color-cream); }

.section-lead {
  font-size: var(--fs-lead);
  color: var(--color-ink-soft);
  max-width: 58ch;
  line-height: 1.65;
}
.on-dark .section-lead, .text-on-dark .section-lead { color: rgba(246,243,236,0.78); }

/* ============================================================
   4. UTILITÁRIOS / LAYOUT
   ============================================================ */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}
.section {
  padding-block: var(--space-section);
  position: relative;
}
.on-dark { background: var(--color-forest); color: var(--color-cream); }
.on-black { background: var(--color-black); color: var(--color-cream); }
/* Variante somente de cor (sem fundo) para blocos internos dentro de seções já escuras */
.text-on-dark { color: var(--color-cream); }

.section-head {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-head.with-lead { max-width: 700px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 0.95rem 1.7rem;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: transform var(--transition-base), background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
  white-space: nowrap;
}
.btn svg { width: 15px; height: 15px; transition: transform var(--transition-base); }
.btn:hover svg { transform: translateX(3px); }
.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--color-gold);
  color: var(--color-black);
}
.btn-primary:hover { background: var(--color-gold-bright); }

.btn-ghost {
  border-color: currentColor;
  color: inherit;
  background: transparent;
}
.btn-ghost:hover { background: rgba(255,255,255,0.06); }
.on-dark .btn-ghost:hover, .on-black .btn-ghost:hover { background: rgba(246,243,236,0.08); }
body:not(.on-dark) .btn-ghost:hover { background: rgba(27,27,24,0.05); }

.divider {
  width: 100%;
  height: 1px;
  background: var(--color-line);
}
.on-dark .divider, .on-black .divider { background: var(--color-line-dark); }

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 900ms ease, transform 900ms cubic-bezier(0.16,1,0.3,1);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ============================================================
   5. HEADER & NAVEGAÇÃO
   ============================================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding-block: 1.1rem;
  transition: background var(--transition-base), padding var(--transition-base), border-color var(--transition-base);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(18,19,15,0.92);
  backdrop-filter: blur(10px);
  padding-block: 0.75rem;
  border-color: var(--color-line-dark);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-cream);
}
.brand img { height: 30px; width: auto; }
.brand-word {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.14em;
  font-weight: 500;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2vw, 2.2rem);
}
.nav-desktop a {
  font-size: var(--fs-small);
  color: rgba(246,243,236,0.82);
  letter-spacing: 0.02em;
  position: relative;
  padding-bottom: 4px;
}
.nav-desktop a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0%; height: 1px;
  background: var(--color-gold-bright);
  transition: width var(--transition-base);
}
.nav-desktop a:hover::after, .nav-desktop a:focus-visible::after { width: 100%; }
.nav-desktop a:hover { color: var(--color-cream); }

.nav-cta {
  border: 1px solid var(--color-gold);
  color: var(--color-cream);
  padding: 0.6rem 1.2rem;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background var(--transition-base), color var(--transition-base);
}
.nav-cta:hover { background: var(--color-gold); color: var(--color-black); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-cream);
  padding: 0.4rem;
}
.nav-toggle svg { width: 24px; height: 24px; }

.nav-mobile {
  position: fixed;
  inset: 0;
  background: var(--color-black);
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2rem;
  padding: 2rem;
  transform: translateY(-100%);
  transition: transform 480ms cubic-bezier(0.16,1,0.3,1);
}
.nav-mobile.is-open { transform: translateY(0); }
.nav-mobile a {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-cream);
}
.nav-mobile .nav-cta { align-self: flex-start; margin-top: 1rem; }
.nav-mobile-close {
  position: absolute;
  top: 1.4rem; right: 1.4rem;
  background: none; border: none;
  color: var(--color-cream);
}
.nav-mobile-close svg { width: 26px; height: 26px; }

/* ============================================================
   6. HERO
   ============================================================ */
.hero {
  position: relative;
  background: var(--color-black);
  color: var(--color-cream);
  padding-top: clamp(7rem, 14vw, 10rem);
  padding-bottom: clamp(4rem, 8vw, 6rem);
  overflow: hidden;
}
.hero-flourish {
  position: absolute;
  right: -10%;
  top: 10%;
  width: 60%;
  max-width: 720px;
  opacity: 0.55;
  pointer-events: none;
}
.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.hero-eyebrow {
  color: var(--color-gold-bright);
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 1.4rem;
  display: block;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--fs-hero);
  line-height: 1.08;
  letter-spacing: -0.015em;
  max-width: 14ch;
}
.hero p.lead {
  margin-top: 1.6rem;
  font-size: var(--fs-lead);
  color: rgba(246,243,236,0.76);
  max-width: 46ch;
  line-height: 1.65;
}
.hero-actions {
  margin-top: 2.4rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}
.hero-actions .btn-ghost { color: var(--color-cream); border-color: var(--color-line-dark); }

.hero-visual {
  position: relative;
  aspect-ratio: 4/5;
  max-height: 620px;
  border-radius: 3px;
  overflow: hidden;
}
.hero-visual svg { width: 100%; height: 100%; }

.hero-scroll-cue {
  position: absolute;
  bottom: 1.8rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(246,243,236,0.5);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  z-index: 2;
}
.hero-scroll-cue span.line {
  width: 1px;
  height: 34px;
  background: linear-gradient(to bottom, rgba(246,243,236,0.6), transparent);
  animation: scrollcue 2.2s ease infinite;
}
@keyframes scrollcue {
  0% { transform: scaleY(0.3); transform-origin: top; opacity: 0.4;}
  50% { transform: scaleY(1); transform-origin: top; opacity: 1;}
  100% { transform: scaleY(0.3); transform-origin: bottom; opacity: 0.4;}
}

/* ============================================================
   7. SEÇÕES INSTITUCIONAIS
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
}
.about-grid .section-title { max-width: 13ch; }
.about-body p { margin-bottom: 1.2rem; color: var(--color-ink-soft); }
.about-body p:last-child { margin-bottom: 0; }
.about-body p.emphasis {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--color-ink);
  font-style: italic;
}

/* Para quem é */
.audience {
  background: var(--color-cream-deep);
}
.audience-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--color-line);
}
.audience-item {
  padding: 1.6rem 0.5rem;
  border-bottom: 1px solid var(--color-line);
  display: flex;
  gap: 1rem;
  align-items: baseline;
}
.audience-item:nth-child(odd) { border-right: 1px solid var(--color-line); padding-right: 1.5rem; }
.audience-item:nth-child(even) { padding-left: 1.5rem; }
.audience-num {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-gold-muted);
  font-size: 0.95rem;
  flex-shrink: 0;
}
.audience-item p { color: var(--color-ink); font-size: 1.02rem; }

/* ============================================================
   8. NOSSA ATUAÇÃO
   ============================================================ */
.services {
  background: var(--color-black);
  color: var(--color-cream);
}
.services-list {
  border-top: 1px solid var(--color-line-dark);
}
.service-row {
  display: grid;
  grid-template-columns: 90px 1fr 1.3fr;
  gap: 2rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--color-line-dark);
  align-items: baseline;
  transition: background var(--transition-base);
}
.service-row:hover { background: rgba(246,243,236,0.03); }
.service-num {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--color-gold-muted);
}
.service-name {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.8vw, 1.45rem);
  font-weight: 500;
}
.service-desc {
  color: rgba(246,243,236,0.68);
  font-size: 0.98rem;
  line-height: 1.6;
}
.service-row.is-featured {
  background: rgba(195,154,86,0.07);
  border-left: 2px solid var(--color-gold);
  padding-left: 1.4rem;
  margin-left: -1.4rem;
}
.service-row.is-featured .service-name { color: var(--color-gold-bright); }
.service-row.is-featured .service-name .tag {
  display: inline-block;
  margin-left: 0.7rem;
  font-family: var(--font-body);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  vertical-align: middle;
  border: 1px solid var(--color-gold);
  color: var(--color-gold-bright);
  padding: 0.25rem 0.5rem;
  border-radius: 20px;
}

/* ============================================================
   9. METODOLOGIA EVOLARE — ELEMENTO ASSINATURA
   ============================================================ */
.methodology {
  background: var(--color-forest);
  color: var(--color-cream);
  position: relative;
  overflow: hidden;
}
.methodology .section-head { max-width: 640px; margin-inline: auto; text-align: center; align-items: center; }
.methodology .section-title { max-width: 20ch; }
.methodology .eyebrow { justify-content: center; }
.methodology .eyebrow::before { display: none; }
.methodology .section-lead { text-align: center; max-width: 52ch; margin-inline: auto; }

.method-path {
  margin-top: clamp(3rem, 7vw, 5.5rem);
  position: relative;
}
.method-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.5rem;
}
.method-line {
  position: absolute;
  top: 27px;
  left: 4%;
  right: 4%;
  height: 1px;
  background: linear-gradient(to right, var(--color-gold-muted), var(--color-gold-bright) 92%, transparent);
  z-index: 0;
}
.method-step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.9rem;
  padding-top: 0;
}
.method-step:nth-child(even) { transform: translateY(22px); }
.method-node {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--color-forest-deep);
  border: 1px solid var(--color-gold-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--color-gold-bright);
  transition: border-color var(--transition-base), transform var(--transition-base), background var(--transition-base);
}
.method-step:hover .method-node {
  border-color: var(--color-gold-bright);
  background: var(--color-gold);
  color: var(--color-black);
  transform: scale(1.06);
}
.method-letter {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.6rem;
  color: var(--color-gold-bright);
}
.method-name {
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
}
.method-desc {
  font-size: 0.82rem;
  color: rgba(246,243,236,0.62);
  line-height: 1.45;
  max-width: 15ch;
}
.method-step.is-last .method-node {
  border-color: var(--color-gold-bright);
  border-style: dashed;
}
.method-cycle-note {
  margin-top: 2.5rem;
  text-align: center;
  font-family: var(--font-display);
  font-style: italic;
  color: var(--color-gold-bright);
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
}
.method-cycle-note svg { width: 20px; height: 20px; animation: spin-slow 6s linear infinite; }
@media (prefers-reduced-motion: reduce) { .method-cycle-note svg { animation: none; } }
@keyframes spin-slow { to { transform: rotate(360deg); } }

/* ============================================================
   10. DIFERENCIAL
   ============================================================ */
.diff-questions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
  margin-top: 2.5rem;
}
.diff-q {
  background: var(--color-cream);
  padding: 2.2rem 2rem;
}
.diff-q p.q {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.15rem, 2vw, 1.5rem);
  color: var(--color-ink);
}

/* ============================================================
   11. MODELOS DE ATUAÇÃO
   ============================================================ */
.models {
  background: var(--color-cream-deep);
}
.models-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
  margin-top: 2.5rem;
}
.model-card {
  background: var(--color-cream-deep);
  padding: 2.4rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.model-card.is-highlight {
  background: var(--color-forest);
  color: var(--color-cream);
}
.model-tag {
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold-muted);
  font-weight: 600;
}
.model-card.is-highlight .model-tag { color: var(--color-gold-bright); }
.model-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
}
.model-card p { color: var(--color-ink-soft); font-size: 0.95rem; line-height: 1.6; }
.model-card.is-highlight p { color: rgba(246,243,236,0.72); }

/* ============================================================
   12. POR QUE EVOLARE + CTA FINAL
   ============================================================ */
.why { }
.why .container { max-width: var(--container-narrow); text-align: left; }
.why p { color: var(--color-ink-soft); margin-top: 1.2rem; line-height: 1.7; }

.final-cta {
  background: var(--color-black);
  color: var(--color-cream);
  text-align: center;
  padding-block: clamp(5rem, 10vw, 8rem);
  position: relative;
  overflow: hidden;
}
.final-cta .container { position: relative; z-index: 1; max-width: 760px; }
.final-cta h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.2;
}
.final-cta p { margin-top: 1.4rem; color: rgba(246,243,236,0.72); font-size: var(--fs-lead); }
.final-cta .btn { margin-top: 2.2rem; }

/* ============================================================
   13. CONTATO
   ============================================================ */
.contact {
  background: var(--color-cream);
}
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}
.contact-channels { display: flex; flex-direction: column; gap: 1.6rem; }
.contact-channel {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
  padding-bottom: 1.6rem;
  border-bottom: 1px solid var(--color-line);
}
.contact-channel:last-child { border-bottom: none; }
.contact-channel .icon {
  width: 38px; height: 38px;
  border: 1px solid var(--color-gold-muted);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  color: var(--color-gold-muted);
}
.contact-channel .icon svg { width: 16px; height: 16px; }
.contact-channel h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 0.3rem;
}
.contact-channel p { color: var(--color-ink-soft); font-size: 0.92rem; }
.contact-channel a.channel-link {
  color: var(--color-ink);
  font-weight: 600;
  border-bottom: 1px solid var(--color-gold);
  transition: color var(--transition-base);
}
.contact-channel a.channel-link:hover { color: var(--color-gold-muted); }

.contact-form {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  padding: clamp(1.8rem, 4vw, 2.8rem);
}
.form-row { margin-bottom: 1.4rem; }
.form-row label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin-bottom: 0.5rem;
}
.form-row input, .form-row textarea {
  width: 100%;
  padding: 0.85rem 0.9rem;
  border: 1px solid var(--color-line);
  background: var(--color-cream);
  font-family: var(--font-body);
  font-size: 0.98rem;
  color: var(--color-ink);
  border-radius: 2px;
  transition: border-color var(--transition-base);
}
.form-row input:focus, .form-row textarea:focus {
  border-color: var(--color-gold);
  outline: none;
}
.form-row textarea { resize: vertical; min-height: 110px; }
.form-note {
  font-size: 0.8rem;
  color: var(--color-ink-soft);
  margin-top: 1rem;
  border-left: 2px solid var(--color-gold);
  padding-left: 0.8rem;
}
.form-status {
  margin-top: 1rem;
  font-size: 0.9rem;
  display: none;
}
.form-status.is-visible { display: block; }

/* ============================================================
   14. RODAPÉ
   ============================================================ */
.site-footer {
  background: var(--color-black);
  color: rgba(246,243,236,0.7);
  padding-block: clamp(3rem, 6vw, 4.5rem) 2rem;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
  padding-bottom: 2.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-line-dark);
}
.footer-brand .brand-word { color: var(--color-cream); }
.footer-tagline { margin-top: 0.6rem; font-size: 0.88rem; letter-spacing: 0.04em; color: var(--color-gold-bright); }
.footer-links { display: flex; gap: 1.4rem; }
.footer-links a { font-size: 0.9rem; transition: color var(--transition-base); }
.footer-links a:hover { color: var(--color-cream); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.82rem;
}

/* ============================================================
   15. BOTÃO FLUTUANTE WHATSAPP (desktop)
   ============================================================ */
.wa-float {
  position: fixed;
  bottom: 1.8rem;
  right: 1.8rem;
  z-index: 90;
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--color-gold);
  color: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(0,0,0,0.28);
  transition: transform var(--transition-base), background var(--transition-base);
}
.wa-float:hover { transform: translateY(-3px); background: var(--color-gold-bright); }
.wa-float svg { width: 24px; height: 24px; }

@media (max-width: 640px) {
  .wa-float { width: 46px; height: 46px; bottom: 1.1rem; right: 1.1rem; }
}

/* ============================================================
   17. RESPONSIVIDADE
   ============================================================ */
@media (max-width: 900px) {
  .nav-desktop, .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; }

  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: -1; aspect-ratio: 16/10; }

  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .audience-list { grid-template-columns: 1fr; }
  .audience-item:nth-child(odd) { border-right: none; padding-right: 0; }
  .audience-item:nth-child(even) { padding-left: 0; }

  .service-row { grid-template-columns: 50px 1fr; }
  .service-desc { grid-column: 1 / -1; padding-left: 0; }

  .method-track { grid-template-columns: repeat(4, 1fr); row-gap: 2.5rem; }
  .method-line { display: none; }
  .method-step:nth-child(even) { transform: none; }

  .diff-questions { grid-template-columns: 1fr; }
  .models-grid { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .method-track { grid-template-columns: repeat(2, 1fr); }
  .footer-top { flex-direction: column; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}