/* ─────────────────────────────────────────────────────────────────
   Marinelli & Consultores Associados — Folha de Estilos
   ─────────────────────────────────────────────────────────────────
   Índice:
     1.  Reset & Variáveis
     2.  Acessibilidade (skip-to-content, sr-only, focus)
     3.  Tipografia global
     4.  Navegação (desktop + mobile toggle)
     5.  Hero
     6.  Utilitários de Seção
     7.  Sobre (About)
     8.  Metodologia — Camadas
     9.  Accordion de Metodologias
    10.  Operações
    11.  Valores
    12.  Bio
    13.  Parceiros (Carrossel)
    14.  Clientes / Depoimentos
    15.  Newsletter
    16.  Contato
    17.  Footer
    18.  Botão Voltar ao Topo
    19.  Animações
    20.  Responsivo
───────────────────────────────────────────────────────────────── */

/* ── 1. Reset & Variáveis ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy:        #0F1F3D;
  --navy-mid:    #1A2E5A;
  --navy-light:  #243872;
  --fendi:       #BFB49A;
  --fendi-light: #D9CFBA;
  --fendi-pale:  #F4F0E8;
  --charcoal:    #2C2C2C;
  --gray:        #6B6B6B;
  --gray-light:  #E8E6E1;
  --white:       #FAFAF8;
  --gold-line:   #A89470;
}

html { scroll-behavior: smooth; }

/* ── 2. Acessibilidade ── */

/* Skip to content: visível apenas ao receber foco via teclado */
.skip-to-content {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.5rem;
  background: var(--fendi);
  color: var(--navy);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
  transition: top 0.2s;
}

.skip-to-content:focus {
  top: 1rem;
  outline: 3px solid var(--gold-line);
  outline-offset: 2px;
}

/* Classe utilitária: texto só para leitores de tela */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Anel de foco global visível — acessibilidade via teclado */
:focus-visible {
  outline: 2px solid var(--gold-line);
  outline-offset: 3px;
}

/* ── 3. Tipografia global ── */
body {
  font-family: "DM Sans", sans-serif;
  background: var(--white);
  color: var(--charcoal);
  overflow-x: hidden;
}

/* ── 4. Navegação ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 5%;
  background: rgba(15,31,61,0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(191,180,154,0.18);
}

.nav-logo {
  font-family: "Playfair Display", serif;
  font-size: 1.1rem;
  color: #E8E2D5;
  letter-spacing: 0.02em;
  line-height: 1.2;
}

.nav-logo span {
  display: block;
  font-family: "DM Sans", sans-serif;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold-line);
  margin-top: 0.15rem;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #C0B89A;
  text-decoration: none;
  transition: color 0.25s;
}

.nav-links a:hover { color: #E8E2D5; }

/* Hamburguer — oculto no desktop */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--fendi-light);
  transition: transform 0.3s, opacity 0.3s;
}

/* Animação do ícone hamburguer quando aberto */
.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; transform: scaleX(0); }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ── 5. Hero ── */
#hero {
  min-height: 100vh;
  background: var(--navy);
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  overflow: hidden;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(90deg, transparent, transparent 79px,
      rgba(191,180,154,0.04) 79px, rgba(191,180,154,0.04) 80px),
    repeating-linear-gradient(0deg,  transparent, transparent 79px,
      rgba(191,180,154,0.04) 79px, rgba(191,180,154,0.04) 80px);
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 6% 6rem;
  position: relative;
  z-index: 2;
}

.hero-label {
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-line);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-weight: 700;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.hero-label::before {
  content: "";
  display: block;
  width: 2.5rem;
  height: 1px;
  background: var(--gold-line);
}

.hero-title {
  font-family: "Playfair Display", serif;
  font-size: clamp(2.6rem, 4.5vw, 4rem);
  color: #FFFFFF;
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
  font-weight: 700;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.hero-title em { font-style: italic; color: #F0EAD8; }

.hero-slogan {
  font-size: 1.05rem;
  color: #D4CAAF;
  line-height: 1.7;
  max-width: 36ch;
  margin-bottom: 3rem;
  font-weight: 400;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 2rem;
  background: transparent;
  border: 1px solid var(--fendi);
  color: #F0EAD8;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.3s ease;
  width: fit-content;
}

.hero-cta:hover { background: var(--fendi); color: var(--navy); }

.hero-cta-arrow { transition: transform 0.3s; }
.hero-cta:hover .hero-cta-arrow { transform: translateX(4px); }

.hero-right {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 6% 6rem;
}

.hero-card {
  background: rgba(26,46,90,0.65);
  border: 1px solid rgba(191,180,154,0.22);
  padding: 3rem;
  max-width: 380px;
  position: relative;
}

.hero-card::before {
  content: "\201C";
  font-family: "Playfair Display", serif;
  font-size: 6rem;
  color: rgba(191,180,154,0.15);
  position: absolute;
  top: -1rem; left: 1.5rem;
  line-height: 1;
}

.hero-quote {
  font-family: "Playfair Display", serif;
  font-style: italic;
  font-size: 1.2rem;
  color: #EDE5D0;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.hero-card-divider {
  width: 2.5rem;
  height: 1px;
  background: var(--gold-line);
  margin-bottom: 1.5rem;
}

.hero-card-text {
  font-size: 0.9rem;
  color: #C8BFA6;
  line-height: 1.7;
  font-weight: 400;
}

/* ── 6. Utilitários de Seção ── */
section { padding: 7rem 5%; }

.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-line);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-weight: 700;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.section-label::before {
  content: "";
  display: block;
  width: 2rem;
  height: 1px;
  background: var(--gold-line);
}

.section-title {
  font-family: "Playfair Display", serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--navy);
  margin-bottom: 1.5rem;
  font-weight: 700;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.section-title em { font-style: italic; color: var(--navy-mid); }

/* ── 7. Sobre (About) ── */
#about {
  background: var(--white);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

.about-text p {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #2C2C2C;
  margin-bottom: 1.2rem;
  font-weight: 400;
}

.about-text p strong { font-weight: 700; color: var(--navy); }

.about-purpose {
  background: var(--navy);
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.about-purpose::after {
  content: "";
  position: absolute;
  bottom: -2rem; right: -2rem;
  width: 8rem; height: 8rem;
  border: 1px solid rgba(191,180,154,0.2);
  border-radius: 50%;
}

.about-purpose-label {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-line);
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.about-purpose-text {
  font-family: "Playfair Display", serif;
  font-size: 1.3rem;
  color: #F0EAD8;
  line-height: 1.75;
  font-style: italic;
  font-weight: 600;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* ── 8. Metodologia — Camadas ── */
#methodology { background: var(--fendi-pale); }

.methodology-intro { max-width: 680px; margin-bottom: 5rem; }
.methodology-intro p { font-size: 1.05rem; line-height: 1.8; color: var(--charcoal); font-weight: 400; }

.layers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5px;
  margin-bottom: 5rem;
}

.layer-card {
  background: var(--navy);
  padding: 3rem 2.5rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease;
}

.layer-card:hover { transform: translateY(-4px); }

.layer-card::before {
  content: attr(data-num);
  position: absolute;
  top: -1.5rem; right: 1.5rem;
  font-family: "Playfair Display", serif;
  font-size: 7rem;
  color: rgba(191,180,154,0.06);
  font-weight: 700;
  line-height: 1;
  pointer-events: none;
}

.layer-number { font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold-line); margin-bottom: 1.2rem; font-weight: 700; }
.layer-title  { font-family: "Playfair Display", serif; font-size: 1.4rem; color: #F0EAD8; margin-bottom: 1rem; line-height: 1.3; font-weight: 700; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
.layer-subtitle { font-size: 0.84rem; color: #D4C9AF; letter-spacing: 0.06em; margin-bottom: 1rem; font-weight: 600; }
.layer-method { font-size: 0.9rem; color: #C4BB9F; line-height: 1.7; font-weight: 400; }

.methodologies-section h3 {
  font-family: "Playfair Display", serif;
  font-size: 1.5rem;
  color: var(--navy);
  margin-bottom: 2rem;
  font-weight: 700;
}

/* ── 9. Accordion de Metodologias ── */
.methods-accordion {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5px;
}

.macc-item {
  position: relative;
  overflow: hidden;
  background: var(--white);
}

.macc-item::before {
  content: attr(data-num);
  position: absolute;
  top: -1.2rem; right: 1.5rem;
  font-family: "Playfair Display", serif;
  font-size: 6rem;
  color: rgba(15,31,61,0.05);
  font-weight: 700;
  line-height: 1;
  pointer-events: none;
}

.macc-item--open { background: var(--navy); }
.macc-item--open::before { color: rgba(191,180,154,0.07); }

.macc-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.4rem 2rem;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.25s;
  border-left: 3px solid transparent;
  position: relative;
  z-index: 1;
}

.macc-item:not(.macc-item--open) .macc-trigger { border-left-color: var(--navy); }
.macc-item--open                 .macc-trigger { border-left-color: var(--gold-line); }
.macc-item:not(.macc-item--open):hover .macc-trigger { background: var(--gray-light); }

.macc-num  { font-family: "Playfair Display", serif; font-size: 0.85rem; font-weight: 700; color: var(--gold-line); flex-shrink: 0; min-width: 1.8rem; letter-spacing: 0.05em; }
.macc-name { flex: 1; font-size: 0.95rem; font-weight: 600; color: var(--navy); line-height: 1.35; transition: color 0.25s; }
.macc-icon { flex-shrink: 0; font-size: 1.3rem; line-height: 1; color: var(--gold-line); font-weight: 300; transition: transform 0.3s; }

.macc-item--open .macc-name { color: #F0EAD8; }

.macc-body {
  padding: 0 2rem 1.75rem calc(2rem + 1.8rem + 1.5rem);
  position: relative;
  z-index: 1;
  animation: fadeUp 0.3s ease both;
}

.macc-body[hidden] { display: none; }

.macc-tag     { font-size: 0.68rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold-line); font-weight: 700; margin-bottom: 0.85rem; }
.macc-desc    { font-size: 0.92rem; color: #C8BFA6; line-height: 1.75; }
.macc-bullets { list-style: none; display: flex; flex-direction: column; gap: 0.7rem; }
.macc-bullets li { font-size: 0.9rem; color: #C8BFA6; line-height: 1.7; padding-left: 1rem; border-left: 2px solid rgba(191,180,154,0.35); }

/* ── 10. Operações ── */
#operations { background: var(--white); }

.ops-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5px;
  margin-top: 3.5rem;
}

.ops-card { background: var(--gray-light); padding: 2.5rem; transition: all 0.3s ease; }
.ops-card:hover { background: var(--navy); }
.ops-card:hover .ops-card-title,
.ops-card:hover .ops-card-text  { color: #F0EAD8; }
.ops-card:hover .ops-card-icon  { color: var(--gold-line); }

.ops-card-icon  { font-size: 1.8rem; color: var(--navy); margin-bottom: 1.25rem; transition: color 0.3s; }
.ops-card-title { font-family: "Playfair Display", serif; font-size: 1.2rem; color: var(--navy); margin-bottom: 0.75rem; transition: color 0.3s; font-weight: 700; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
.ops-card-text  { font-size: 0.93rem; color: #3A3A3A; line-height: 1.75; font-weight: 400; transition: color 0.3s; }

/* ── 11. Valores ── */
#values { background: var(--navy); }

#values .section-title    { color: #FFFFFF; font-weight: 700; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
#values .section-title em { color: #F0EAD8; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5px;
  margin-top: 4rem;
}

.value-card { padding: 2.5rem 1.75rem; background: rgba(255,255,255,0.05); border: 1px solid rgba(191,180,154,0.15); transition: all 0.3s; }
.value-card:hover { background: rgba(191,180,154,0.1); border-color: rgba(191,180,154,0.3); }

.value-number { font-family: "Playfair Display", serif; font-size: 2.5rem; color: rgba(191,180,154,0.18); font-weight: 700; margin-bottom: 1.5rem; line-height: 1; }
.value-title  { font-weight: 700; font-size: 0.9rem; color: #F0EAD8; letter-spacing: 0.06em; margin-bottom: 0.75rem; text-transform: uppercase; }
.value-text   { font-size: 0.9rem; color: #C8BFA6; line-height: 1.75; font-weight: 400; }

/* ── 12. Bio ── */
#bio {
  background: var(--fendi-pale);
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 6rem;
  align-items: start;
}

.bio-sidebar { position: sticky; top: 6rem; }

.bio-photo {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: center top;
  margin-bottom: 2rem;
  border: 4px solid #fff;
  box-shadow: 0 8px 32px rgba(15,31,61,0.15);
}

.bio-name-block { margin-bottom: 2rem; }
.bio-name { font-family: "Playfair Display", serif; font-size: 2rem; color: var(--navy); line-height: 1.15; margin-bottom: 0.5rem; font-weight: 700; }
.bio-role { font-size: 0.78rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gold-line); font-weight: 600; }

.bio-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5px; width: 100%; }
.bio-stat  { background: var(--navy); padding: 1.2rem 1rem; display: flex; flex-direction: column; align-items: flex-start; gap: 0.3rem; }
.bio-stat-num   { font-family: "Playfair Display", serif; font-size: 2rem; color: #F0EAD8; line-height: 1; font-weight: 700; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
.bio-stat-label { font-size: 0.72rem; color: #C0B49A; line-height: 1.3; font-weight: 400; }

.bio-content h3 { font-family: "Playfair Display", serif; font-size: 1.2rem; color: var(--navy); margin: 2rem 0 1rem; font-weight: 700; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
.bio-content h3:first-child { margin-top: 0; }
.bio-content p  { font-size: 0.95rem; line-height: 1.85; color: var(--charcoal); font-weight: 400; margin-bottom: 1rem; }

.awards-list { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.awards-list li { padding: 1rem 1.25rem; background: var(--white); border-left: 3px solid var(--navy); font-size: 0.9rem; color: var(--charcoal); line-height: 1.5; }
.awards-list li strong { display: block; color: var(--navy); font-weight: 700; margin-bottom: 0.2rem; }

.lattes-link { display: inline-flex; align-items: center; gap: 0.5rem; margin-top: 1.5rem; font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--navy); text-decoration: none; border-bottom: 1px solid var(--navy); padding-bottom: 0.2rem; transition: all 0.25s; font-weight: 600; }
.lattes-link:hover { color: var(--gold-line); border-color: var(--gold-line); }

/* ── 13. Parceiros (Carrossel) ── */
#partners { background: var(--white); text-align: center; overflow: hidden; }

.partners-track-wrapper {
  position: relative;
  margin-top: 4rem;
  border-top: 1px solid var(--gray-light);
  border-bottom: 1px solid var(--gray-light);
  padding: 2.5rem 0;
  overflow: hidden;
}

.partners-track-wrapper::before,
.partners-track-wrapper::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 8rem;
  z-index: 2;
  pointer-events: none;
}

.partners-track-wrapper::before { left:  0; background: linear-gradient(to right, var(--white), transparent); }
.partners-track-wrapper::after  { right: 0; background: linear-gradient(to left,  var(--white), transparent); }

.partners-track {
  display: flex;
  gap: 5rem;
  width: max-content;
  animation: scrollLeft 28s linear infinite;
}

.partners-track:hover { animation-play-state: paused; }

@keyframes scrollLeft {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.partner-item { display: flex; align-items: center; justify-content: center; padding: 0.75rem 2rem; flex-shrink: 0; }

.partner-logo {
  max-height: 52px;
  max-width: 150px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.45;
  transition: all 0.35s;
}

.partners-track:hover .partner-logo  { opacity: 0.6; }
.partner-item:hover   .partner-logo  { filter: none; opacity: 1 !important; }

/* ── 14. Clientes / Depoimentos ── */
#clients { background: var(--fendi-pale); }
#clients .section-title    { color: var(--navy); }
#clients .section-title em { color: var(--navy-mid); }

.clients-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 4rem; }

.client-card { background: var(--white); border: 1px solid rgba(168,148,112,0.18); padding: 2.5rem 2rem 2rem; display: flex; flex-direction: column; gap: 1.5rem; transition: box-shadow 0.3s, transform 0.3s; position: relative; }
.client-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(15,31,61,0.1); }
.client-card::before { content: "\201C"; font-family: "Playfair Display", serif; font-size: 5rem; color: rgba(168,148,112,0.12); position: absolute; top: 0.5rem; left: 1.5rem; line-height: 1; }

.client-photo-wrap { width: 72px; height: 72px; border-radius: 50%; overflow: hidden; border: 3px solid var(--fendi-pale); box-shadow: 0 4px 12px rgba(15,31,61,0.12); background: var(--gray-light); flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.client-photo-wrap img { width: 100%; height: 100%; object-fit: cover; }
.client-photo-placeholder { font-size: 2rem; color: var(--fendi); line-height: 1; }

.client-quote { font-family: "Playfair Display", serif; font-style: italic; font-size: 1.02rem; color: #2C2C2C; line-height: 1.75; flex: 1; font-weight: 400; }
.client-info  { border-top: 1px solid var(--gray-light); padding-top: 1.25rem; }
.client-name  { font-weight: 700; font-size: 0.9rem; color: var(--navy); margin-bottom: 0.2rem; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
.client-role  { font-size: 0.78rem; color: var(--gold-line); letter-spacing: 0.05em; font-weight: 500; }

/* ── 15. Newsletter ── */
#newsletter { background: var(--navy-mid); text-align: center; }
#newsletter .section-title    { color: #FFFFFF; }
#newsletter .section-title em { color: #F0EAD8; }

.newsletter-inner { max-width: 620px; margin: 0 auto; }
.newsletter-desc  { font-size: 1rem; color: #C8BFA6; line-height: 1.75; margin-bottom: 2.5rem; font-weight: 400; }

.newsletter-form { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.newsletter-field-group { display: flex; width: 100%; gap: 0; }

.newsletter-input {
  flex: 1;
  padding: 1rem 1.25rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(191,180,154,0.3);
  border-right: none;
  color: #F0EAD8;
  font-family: "DM Sans", sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.25s;
}

.newsletter-input::placeholder { color: rgba(191,180,154,0.45); }
.newsletter-input:focus         { border-color: var(--fendi); }

/* Estado de erro no campo */
.newsletter-input.input-error { border-color: #E07070; }

.newsletter-btn {
  padding: 1rem 1.75rem;
  background: var(--fendi);
  border: 1px solid var(--fendi);
  color: var(--navy);
  font-family: "DM Sans", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.25s, opacity 0.25s;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.newsletter-btn:hover    { background: #D5CBB2; border-color: #D5CBB2; }
.newsletter-btn:disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

.newsletter-arrow { transition: transform 0.25s; }
.newsletter-btn:hover .newsletter-arrow { transform: translateX(4px); }

.newsletter-privacy { font-size: 0.72rem; color: rgba(191,180,154,0.45); line-height: 1.5; }

/* Feedback unificado (sucesso / erro) */
.newsletter-feedback {
  font-size: 0.88rem;
  font-weight: 500;
  min-height: 1.2em;
  transition: color 0.25s;
}

.newsletter-feedback.is-success { color: #B8D9A0; }
.newsletter-feedback.is-error   { color: #E07070; }

/* ── 16. Contato ── */
#contact {
  background: var(--navy);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

#contact .section-title    { color: #FFFFFF; font-weight: 700; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
#contact .section-title em { color: #F0EAD8; }

.contact-intro { font-size: 1.05rem; color: #C8BFA6; line-height: 1.8; font-weight: 400; margin-bottom: 2.5rem; }

.contact-socials { display: flex; gap: 1.5rem; margin-bottom: 1.5rem; flex-wrap: wrap; }

.social-btn { display: flex; align-items: center; gap: 0.6rem; padding: 0.75rem 1.5rem; border: 1px solid rgba(191,180,154,0.35); color: #F0EAD8; text-decoration: none; font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; transition: all 0.25s; }
.social-btn:hover { background: rgba(191,180,154,0.1); border-color: var(--fendi); }

.contact-phone { margin-bottom: 1.5rem; }
.contact-email { margin-bottom: 2rem; }

.contact-phone a,
.contact-email a {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  border: 1px solid rgba(168,148,112,0.5);
  color: #F0EAD8;
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  transition: all 0.25s;
  font-weight: 500;
}

.contact-phone a:hover,
.contact-email a:hover { background: rgba(168,148,112,0.12); border-color: var(--gold-line); }

.contact-address {
  padding: 2rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(191,180,154,0.14);
  font-style: normal; /* reset do <address> */
}

.contact-address-label { font-size: 0.68rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold-line); margin-bottom: 0.75rem; font-weight: 700; }
.contact-address p     { font-size: 0.93rem; color: #C8BFA6; line-height: 1.8; font-weight: 400; }

.contact-cta-block { background: rgba(191,180,154,0.07); border: 1px solid rgba(191,180,154,0.2); padding: 3.5rem; }
.contact-cta-title { font-family: "Playfair Display", serif; font-size: 1.8rem; color: #F0EAD8; margin-bottom: 1rem; line-height: 1.3; font-weight: 700; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
.contact-cta-text  { font-size: 0.95rem; color: #C8BFA6; line-height: 1.75; font-weight: 400; margin-bottom: 2rem; }

.cta-btn { display: inline-flex; align-items: center; gap: 0.75rem; padding: 1rem 2.5rem; background: var(--fendi); color: var(--navy); font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; text-decoration: none; font-weight: 700; transition: all 0.3s; }
.cta-btn:hover { background: #D5CBB2; }

/* ── 17. Footer ── */
footer {
  background: #070E1C;
  padding: 2rem 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(191,180,154,0.1);
}

.footer-brand { font-family: "Playfair Display", serif; font-size: 0.9rem; color: rgba(191,180,154,0.6); }
.footer-copy  { font-size: 0.72rem; color: rgba(191,180,154,0.38); letter-spacing: 0.05em; }

/* ── 18. Botão Voltar ao Topo ── */
.back-to-top {
  position: fixed;
  bottom: 2rem; right: 2rem;
  width: 3rem; height: 3rem;
  background: var(--navy);
  border: 1px solid rgba(191,180,154,0.35);
  color: #F0EAD8;
  font-size: 1.1rem;
  cursor: pointer;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, background 0.25s, transform 0.25s;
  transform: translateY(8px);
}

.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover   { background: var(--navy-mid); border-color: var(--gold-line); }

/* ── 19. Animações ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-label  { animation: fadeUp 0.8s ease 0.10s both; }
.hero-title  { animation: fadeUp 0.8s ease 0.25s both; }
.hero-slogan { animation: fadeUp 0.8s ease 0.40s both; }
.hero-cta    { animation: fadeUp 0.8s ease 0.55s both; }
.hero-card   { animation: fadeUp 0.8s ease 0.45s both; }

/* Respeita preferência do usuário por menos animação */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ── 20. Responsivo ── */
@media (max-width: 1024px) {
  /* Mostra hamburguer, esconde links */
  .nav-toggle { display: flex; }
  .nav-links  { display: none; }

  /* Menu mobile aberto */
  .nav-links--open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(15,31,61,0.98);
    padding: 1.5rem 5%;
    gap: 1.5rem;
    border-top: 1px solid rgba(191,180,154,0.12);
    animation: fadeUp 0.2s ease both;
  }

  #hero         { grid-template-columns: 1fr; }
  .hero-right   { display: none; }
  #about        { grid-template-columns: 1fr; }
  .layers-grid  { grid-template-columns: 1fr; }
  .ops-grid     { grid-template-columns: 1fr; }
  .values-grid  { grid-template-columns: repeat(2, 1fr); }
  #bio          { grid-template-columns: 1fr; }
  .bio-sidebar  { position: relative; top: 0; }
  .clients-grid { grid-template-columns: repeat(2, 1fr); }

  /* Contato: CTA sobe acima das informações no mobile */
  #contact {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .contact-cta-col { order: -1; }
}

@media (max-width: 640px) {
  section { padding: 5rem 5%; }

  .values-grid            { grid-template-columns: 1fr; }
  .clients-grid           { grid-template-columns: 1fr; }
  footer                  { flex-direction: column; gap: 0.5rem; text-align: center; }

  .newsletter-field-group { flex-direction: column; }
  .newsletter-input       { border-right: 1px solid rgba(191,180,154,0.3); border-bottom: none; }
}