/* ==========================================================================
   Caroline Bondan — Consultoria e Assessoria Ambiental
   CSS puro, mobile-first, sem frameworks.
   ========================================================================== */

/* ----------------------- Design tokens ----------------------- */
:root {
  /* Paleta oficial (briefing da cliente) */
  --verde-escuro: #4C7330;
  --verde-escuro-700: #3A5924;
  --verde-escuro-900: #2A4019;
  --verde-oliva: #A4BF41;
  --oliva-muted: #B7BF7A;
  --creme: #EAF2CE;
  --cinza-claro: #F2F2F2;

  --texto-principal: #26311c;
  --texto-suave: #55613f;
  --branco: #ffffff;

  --fonte-titulo: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --fonte-corpo: 'Work Sans', 'Segoe UI', Arial, sans-serif;

  --container-max: 1200px;
  --espaco-secao: clamp(4rem, 8vw, 7rem);
  --raio: 14px;
  --sombra: 0 10px 30px -12px rgba(38, 49, 28, 0.25);
  --sombra-suave: 0 4px 18px rgba(38, 49, 28, 0.08);

  --transicao: 280ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ----------------------- Reset ----------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 108px; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--fonte-corpo);
  color: var(--texto-principal);
  background: var(--branco);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--fonte-titulo); font-weight: 600; line-height: 1.2; margin: 0 0 0.6em; color: var(--verde-escuro-900); }
p { margin: 0 0 1em; }
button { font-family: inherit; cursor: pointer; }
input, textarea { font-family: inherit; font-size: 1rem; }

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--verde-escuro);
  color: #fff;
  padding: 0.75rem 1.25rem;
  z-index: 999;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ----------------------- Tela de abertura (preloader) ----------------------- */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  background: linear-gradient(160deg, #ffffff 0%, var(--creme) 55%, #ffffff 100%);
  opacity: 1;
  visibility: visible;
  transition: opacity 700ms ease, visibility 700ms ease;
}
.preloader.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader-logo img {
  width: clamp(140px, 20vw, 220px);
  height: auto;
}
.preloader-bar {
  width: min(220px, 60vw);
  height: 4px;
  border-radius: 4px;
  background: rgba(38, 49, 28, 0.12);
  overflow: hidden;
}
.preloader-bar-fill {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--verde-oliva), var(--verde-escuro));
  animation: preloaderFill 3.6s cubic-bezier(0.65, 0, 0.35, 1) forwards;
}
@keyframes preloaderFill { from { width: 0%; } to { width: 100%; } }
body.is-loading { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  .preloader-bar-fill { animation: none; width: 100%; }
}

.eyebrow {
  font-family: var(--fonte-corpo);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.8rem;
  /* Verde escuro por padrão: contraste AA em fundos claros (branco/creme/cinza) */
  color: var(--verde-escuro-700);
  margin-bottom: 0.75rem;
}
.section-heading { max-width: 640px; margin-bottom: 3rem; }
.section-heading h2 { font-size: clamp(1.9rem, 3.2vw, 2.6rem); }
.section-lead { color: var(--texto-suave); font-size: 1.05rem; }
/* Sobre fundo escuro (seções com overlay verde): oliva claro, com contraste AA */
.section-heading.light .eyebrow { color: var(--oliva-muted); }
.section-heading.light h2 { color: #fff; }
.section-heading.center { margin-inline: auto; text-align: center; }

/* ----------------------- Botões ----------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.9rem 1.7rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 2px solid transparent;
  transition: transform var(--transicao), background var(--transicao), box-shadow var(--transicao), border-color var(--transicao), color var(--transicao);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--verde-escuro); color: #fff; box-shadow: var(--sombra-suave); }
.btn-primary:hover { background: var(--verde-escuro-700); }
.btn-outline-light { border-color: rgba(255,255,255,0.65); color: #fff; }
.btn-outline-light:hover { background: rgba(255,255,255,0.12); border-color: #fff; }
.btn-whatsapp { background: #25D366; color: #fff; padding: 0.7rem 1.35rem; font-size: 0.92rem; }
.btn-whatsapp:hover { background: #1fb959; }
.btn-cta { background: #fff; color: var(--verde-escuro-900); padding: 1.05rem 2.2rem; font-size: 1.05rem; }
.btn-cta:hover { background: var(--creme); }
.btn-block { width: 100%; }

/* ----------------------- Header ----------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: var(--branco);
  border-bottom: 1px solid rgba(38, 49, 28, 0.08);
  transition: box-shadow var(--transicao);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1rem;
  transition: padding var(--transicao);
}
.brand { display: inline-flex; align-items: center; }
.logo-img {
  height: 70px;
  width: auto;
  flex-shrink: 0;
  transition: height var(--transicao);
}

.header-nav { flex: 1; display: flex; justify-content: center; }
.nav-menu { display: flex; gap: 2rem; }
.nav-link {
  color: var(--texto-principal);
  font-size: 0.94rem;
  font-weight: 500;
  padding: 0.35rem 0.1rem;
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 2px;
  background: var(--verde-oliva);
  transform: scaleX(0);
  transition: transform var(--transicao);
}
.nav-link:hover { color: var(--verde-escuro); }
.nav-link.active { color: var(--verde-escuro); }
.nav-link.active::after, .nav-link:hover::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 1.25rem; }

.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--verde-escuro-900);
  font-size: 1.6rem;
}

/* Header state on scroll */
.site-header.scrolled { box-shadow: var(--sombra-suave); }
.site-header.scrolled .header-inner { padding-block: 0.6rem; }
.site-header.scrolled .logo-img { height: 50px; }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: 0; right: 0;
  height: 100%;
  width: min(320px, 84vw);
  background: var(--verde-escuro-900);
  z-index: 200;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  transform: translateX(100%);
  transition: transform 320ms cubic-bezier(0.4, 0, 0.2, 1);
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu-header { display: flex; align-items: center; justify-content: space-between; }
.mobile-menu-title { color: #fff; font-size: 1.1rem; }
.close-menu { background: none; border: none; color: #fff; font-size: 1.4rem; }
.mobile-nav-menu { display: flex; flex-direction: column; gap: 0.4rem; }
.mobile-nav-menu a {
  color: rgba(255,255,255,0.9);
  font-size: 1.05rem;
  padding: 0.75rem 0.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 22, 9, 0.55);
  z-index: 190;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transicao);
}
.mobile-menu-overlay.open { opacity: 1; pointer-events: auto; }

@media (max-width: 860px) {
  .header-nav,
  .header-actions .btn-whatsapp { display: none; }
  .hamburger { display: block; }
  .logo-img { height: 52px; }
  html { scroll-padding-top: 90px; }
}

/* ----------------------- Hero ----------------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
}
.hero-bg {
  position: absolute;
  inset: -6% -6%;
  background-size: cover;
  background-position: center;
  will-change: transform;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,33,12,0.72) 0%, rgba(24,38,14,0.6) 45%, rgba(18,29,10,0.85) 100%);
}
.hero-content { position: relative; z-index: 2; padding-block: 8rem 6rem; }
.hero-title { color: #fff; font-size: clamp(2.3rem, 5vw, 3.7rem); max-width: 16ch; margin-bottom: 0.5em; }
.hero-subtitle { max-width: 56ch; font-size: 1.12rem; color: rgba(255,255,255,0.88); margin-bottom: 2.2rem; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-content-center {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero-content-center .hero-title,
.hero-content-center .hero-subtitle { margin-inline: auto; }
.hero-content-center .hero-actions { justify-content: center; }

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.scroll-mouse {
  display: block;
  width: 26px;
  height: 42px;
  border: 2px solid rgba(255,255,255,0.75);
  border-radius: 14px;
  position: relative;
}
.scroll-dot {
  position: absolute;
  top: 7px;
  left: 50%;
  width: 4px;
  height: 8px;
  background: #fff;
  border-radius: 2px;
  transform: translateX(-50%);
  animation: scrollBounce 1.8s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 20% { transform: translate(-50%, 0); opacity: 1; }
  60% { transform: translate(-50%, 14px); opacity: 0; }
  61% { transform: translate(-50%, 0); opacity: 0; }
  100% { transform: translate(-50%, 0); opacity: 1; }
}

/* ----------------------- Stats ----------------------- */
.stats { background: var(--verde-escuro); padding-block: 3.5rem; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.stat-item { color: #fff; display: flex; flex-direction: column; align-items: center; }
.stat-icon { font-size: 1.6rem; color: var(--verde-oliva); margin-bottom: 0.6rem; }
.stat-number { font-family: var(--fonte-titulo); font-size: clamp(2rem, 4vw, 2.7rem); font-weight: 700; display: inline; }
.stat-suffix { font-family: var(--fonte-titulo); font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 700; }
.stat-label { display: block; font-size: 0.85rem; color: rgba(255,255,255,0.8); margin-top: 0.4rem; max-width: 20ch; }

@media (max-width: 720px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 2.2rem 1rem; }
}

/* ----------------------- Sobre ----------------------- */
.about { padding-block: var(--espaco-secao); background: var(--branco); }
.about-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.about-image img { border-radius: var(--raio); box-shadow: var(--sombra); object-fit: cover; aspect-ratio: 1000/592; }
.about-text h2 { font-size: clamp(1.9rem, 3vw, 2.5rem); }
.about-text p { color: var(--texto-suave); }
.credentials-list { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.65rem; }
.credentials-list li { display: flex; align-items: flex-start; gap: 0.65rem; color: var(--texto-principal); font-weight: 500; }
.credentials-list i { color: var(--verde-oliva); margin-top: 0.2rem; }

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; }
}

/* ----------------------- Serviços ----------------------- */
.services { padding-block: var(--espaco-secao); background: var(--cinza-claro); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
}
.service-card {
  background: #fff;
  border-radius: var(--raio);
  padding: 2rem 1.8rem;
  box-shadow: var(--sombra-suave);
  transition: transform var(--transicao), box-shadow var(--transicao);
}
.service-card:hover { transform: translateY(-6px); box-shadow: var(--sombra); }
.service-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--creme);
  color: var(--verde-oliva);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 1.1rem;
  transition: transform var(--transicao), background var(--transicao), color var(--transicao);
}
.service-card:hover .service-icon { background: var(--verde-escuro); color: #fff; transform: rotate(6deg); }
.service-card h3 { font-size: 1.12rem; margin-bottom: 0.5em; }
.service-card p { color: var(--texto-suave); font-size: 0.94rem; margin: 0; }

@media (max-width: 920px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .services-grid { grid-template-columns: 1fr; } }

/* ----------------------- Área de atuação ----------------------- */
.areas { padding-block: var(--espaco-secao); background: var(--verde-escuro-900); }
.areas-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
  list-style: none;
  padding: 0;
}
.area-tag {
  padding: 0.65rem 1.4rem;
  border-radius: 100px;
  background: transparent;
  border: 1.5px solid rgba(183, 191, 122, 0.45);
  color: var(--oliva-muted);
  font-weight: 600;
  font-size: 0.92rem;
  transition: background var(--transicao), color var(--transicao), border-color var(--transicao), transform var(--transicao);
}
.area-tag:hover {
  background: var(--verde-oliva);
  border-color: var(--verde-oliva);
  color: var(--verde-escuro-900);
  transform: translateY(-2px);
}

/* ----------------------- Diferenciais ----------------------- */
.differentials { position: relative; padding-block: var(--espaco-secao); color: #fff; overflow: hidden; }
.differentials-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center 20%;
}
.differentials-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(23,36,13,0.94) 0%, rgba(23,36,13,0.86) 55%, rgba(23,36,13,0.7) 100%);
}
.differentials-content { position: relative; z-index: 1; }
.differentials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 2.5rem;
}
.differential-item { display: flex; gap: 1.1rem; align-items: flex-start; }
.differential-item i { font-size: 1.5rem; color: var(--verde-oliva); margin-top: 0.2rem; flex-shrink: 0; }
.differential-item h3 { color: #fff; font-size: 1.15rem; margin-bottom: 0.35em; }
.differential-item p { color: rgba(255,255,255,0.82); margin: 0; font-size: 0.95rem; }

@media (max-width: 720px) { .differentials-grid { grid-template-columns: 1fr; } }

/* ----------------------- Metodologia ----------------------- */
.methodology { padding-block: var(--espaco-secao); background: linear-gradient(160deg, var(--creme) 0%, #ffffff 60%); }
.methodology-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.methodology-text p { color: var(--texto-suave); }
.methodology-image img { border-radius: var(--raio); box-shadow: var(--sombra); object-fit: cover; width: 100%; aspect-ratio: 896/1200; }
.methodology-features {
  margin-top: 1.8rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem 1.6rem;
}
.feature-item { display: flex; gap: 0.9rem; align-items: flex-start; }
.feature-icon {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: #fff;
  color: var(--verde-oliva);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem;
  flex-shrink: 0;
  box-shadow: var(--sombra-suave);
}
.feature-item h3 { font-size: 0.98rem; margin-bottom: 0.3em; }
.feature-item p { color: var(--texto-suave); font-size: 0.9rem; margin: 0; }

@media (max-width: 860px) { .methodology-grid { grid-template-columns: 1fr; } .methodology-image { order: -1; } }
@media (max-width: 560px) { .methodology-features { grid-template-columns: 1fr; } }

/* ----------------------- Como funciona (etapas) ----------------------- */
.process { padding-block: var(--espaco-secao); background: var(--branco); }
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
  position: relative;
  list-style: none;
  padding: 0;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--oliva-muted);
  opacity: 0.6;
  z-index: 0;
}
.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.process-step-icon-wrap {
  position: relative;
  display: inline-flex;
  margin-bottom: 1rem;
}
.process-step-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--verde-oliva);
  color: var(--verde-escuro);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  transition: background var(--transicao), color var(--transicao), transform var(--transicao);
}
.process-step:hover .process-step-icon { background: var(--verde-escuro); color: #fff; transform: translateY(-3px); }
.process-step-number {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--verde-escuro);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #fff;
}
.process-step h3 { font-size: 1rem; margin-bottom: 0.4em; }
.process-step p { font-size: 0.88rem; color: var(--texto-suave); margin: 0; }

@media (max-width: 900px) {
  .process-steps { grid-template-columns: 1fr; gap: 2.2rem; margin-top: 2.5rem; }
  .process-steps::before { top: 0; bottom: 0; left: 31px; right: auto; width: 2px; height: auto; }
  .process-step { flex-direction: row; text-align: left; gap: 1.1rem; align-items: flex-start; }
  .process-step-icon-wrap { margin-bottom: 0; flex-shrink: 0; }
  .process-step-icon { width: 56px; height: 56px; font-size: 1.2rem; }
}

/* ----------------------- Depoimentos ----------------------- */
.testimonials { padding-block: var(--espaco-secao); background: var(--creme); }
.testimonial-carousel { max-width: 780px; margin-inline: auto; padding-inline: 1.5rem; }
.testimonial-track {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  gap: 0;
  scrollbar-width: none;
  border-radius: var(--raio);
}
.testimonial-track::-webkit-scrollbar { display: none; }
.testimonial-slide {
  flex: 0 0 100%;
  scroll-snap-align: start;
  background: #fff;
  border-radius: var(--raio);
  padding: 2.8rem 2.4rem;
  margin: 0;
  box-shadow: var(--sombra-suave);
  text-align: center;
}
.quote-icon { color: var(--verde-oliva); font-size: 1.5rem; margin-bottom: 1rem; }
.testimonial-slide p { font-size: 1.1rem; color: var(--texto-principal); font-style: italic; margin-bottom: 1.4rem; }
.testimonial-slide footer { display: flex; flex-direction: column; gap: 0.15rem; }
.testimonial-slide footer strong { color: var(--verde-escuro-900); }
.testimonial-slide footer span { font-size: 0.85rem; color: var(--texto-suave); }

.testimonial-controls { display: flex; align-items: center; justify-content: center; gap: 1.25rem; margin-top: 1.75rem; }
.testimonial-arrow {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 2px solid var(--verde-escuro);
  background: transparent;
  color: var(--verde-escuro);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transicao), color var(--transicao);
}
.testimonial-arrow:hover { background: var(--verde-escuro); color: #fff; }
.testimonial-dots { display: flex; gap: 0.5rem; }
.testimonial-dots button {
  width: 9px; height: 9px;
  border-radius: 50%;
  border: none;
  background: var(--oliva-muted);
  opacity: 0.55;
  padding: 0;
  transition: opacity var(--transicao), transform var(--transicao);
}
.testimonial-dots button.active { opacity: 1; background: var(--verde-escuro); transform: scale(1.2); }

/* ----------------------- CTA final ----------------------- */
.cta-final {
  position: relative;
  background: var(--verde-escuro-900);
  padding-block: 5rem;
  text-align: center;
  overflow: hidden;
}
.cta-final-texture {
  position: absolute; inset: 0;
  opacity: 0.5;
  background-image: radial-gradient(circle at 15% 20%, rgba(164,191,65,0.16), transparent 40%),
                     radial-gradient(circle at 85% 80%, rgba(164,191,65,0.14), transparent 45%);
}
.cta-final-content { position: relative; z-index: 1; max-width: 640px; margin-inline: auto; }
.cta-final h2 { color: #fff; font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
.cta-final p { color: rgba(255,255,255,0.82); margin-bottom: 2rem; }

/* ----------------------- Footer ----------------------- */
.site-footer { background: var(--verde-escuro-900); color: rgba(255,255,255,0.85); padding-top: 3.5rem; }
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand { display: flex; align-items: center; gap: 0.9rem; }
.footer-brand-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--creme);
  flex-shrink: 0;
  padding: 8px;
}
.footer-brand-badge img { width: 100%; height: 100%; object-fit: contain; }
.footer-brand .brand-name { display: block; color: #fff; font-family: var(--fonte-titulo); font-size: 1.1rem; }
.footer-brand .brand-sub { display: block; font-size: 0.62rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--oliva-muted); margin-top: 0.2rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.4rem; }
.footer-nav a { font-size: 0.9rem; color: rgba(255,255,255,0.75); }
.footer-nav a:hover { color: #fff; }
.footer-socials { display: flex; gap: 0.65rem; }
.footer-socials a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.3);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  transition: background var(--transicao), border-color var(--transicao);
}
.footer-socials a:hover { background: var(--verde-oliva); border-color: var(--verde-oliva); }
.footer-bottom { text-align: center; padding-block: 1.4rem; font-size: 0.8rem; color: rgba(255,255,255,0.55); display: flex; flex-direction: column; gap: 0.4rem; }
.footer-credit a { color: rgba(255,255,255,0.75); font-weight: 600; text-decoration: underline; text-underline-offset: 2px; }
.footer-credit a:hover { color: var(--verde-oliva); }

/* ----------------------- WhatsApp flutuante ----------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  z-index: 80;
  transition: transform var(--transicao);
}
.whatsapp-float:hover { transform: scale(1.08); }

/* ----------------------- Scroll reveal ----------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

.services-grid .service-card { transition-delay: calc(var(--i, 0) * 70ms), 0ms; }

/* ----------------------- Acessibilidade: reduced motion ----------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-dot { animation: none; }
  .hero-bg { transform: none !important; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ----------------------- Foco visível (teclado) ----------------------- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--verde-oliva);
  outline-offset: 2px;
}