/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  background: rgba(13, 27, 46, 0.0);
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), backdrop-filter 0.35s var(--ease);
}

.site-header.is-scrolled {
  background: rgba(13, 27, 46, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.site-header.is-solid {
  background: var(--dark);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand img {
  height: 40px;
  width: auto;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 8px 16px;
  font-weight: 600;
  font-size: 14.5px;
  color: var(--white);
  border-radius: 999px;
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

.nav-link:hover,
.nav-link.is-active {
  background: rgba(255, 255, 255, 0.12);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.menu-btn {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 22px;
}

.mobile-nav {
  position: fixed;
  inset: 0;
  background: linear-gradient(165deg, var(--dark) 0%, var(--dark-soft) 55%, #0c3a7a 140%);
  z-index: 1100;
  display: flex;
  flex-direction: column;
  padding: 24px 28px 32px;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
  overflow-y: auto;
}

.mobile-nav.is-open {
  transform: translateX(0);
}

.mobile-nav-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 44px;
}

.mobile-nav-top img {
  height: 30px;
  width: auto;
}

.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mobile-nav li {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.mobile-nav.is-open li { opacity: 1; transform: translateY(0); }
.mobile-nav.is-open li:nth-child(1) { transition-delay: 0.06s; }
.mobile-nav.is-open li:nth-child(2) { transition-delay: 0.1s; }
.mobile-nav.is-open li:nth-child(3) { transition-delay: 0.14s; }
.mobile-nav.is-open li:nth-child(4) { transition-delay: 0.18s; }
.mobile-nav.is-open li:nth-child(5) { transition-delay: 0.22s; }

.mobile-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 17px 4px;
  font-size: 19px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.78);
  transition: color 0.2s var(--ease);
}

.mobile-nav a::after {
  content: '';
  width: 7px;
  height: 7px;
  margin-left: auto;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
  opacity: 0;
  transition: opacity 0.2s var(--ease);
}

.mobile-nav a:hover,
.mobile-nav a:active,
.mobile-nav a.is-active {
  color: var(--white);
}

.mobile-nav a:hover::after,
.mobile-nav a:active::after,
.mobile-nav a.is-active::after {
  opacity: 1;
}

.mobile-nav a.is-active::before {
  content: '';
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: var(--accent);
}

.mobile-nav-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding-top: 28px;
  margin-top: auto;
}

.mobile-nav-footer .btn {
  width: 100%;
}

.mobile-nav-contact {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.6);
}

.mobile-nav-contact a {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
}

.mobile-nav-close {
  width: 40px;
  height: 40px;
  color: var(--white);
  font-size: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  transition: background 0.2s var(--ease);
  flex: none;
}

.mobile-nav-close:hover {
  background: rgba(255, 255, 255, 0.16);
}

@media (max-width: 900px) {
  .main-nav { display: none; }
  .menu-btn { display: flex; }
  .header-cta .btn-sm-hide { display: none; }
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  background: linear-gradient(160deg, var(--dark) 0%, var(--dark-soft) 55%, #0c3a7a 130%);
  overflow: hidden;
  color: var(--white);
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 15% 20%, rgba(79, 140, 240, 0.28), transparent 45%),
                     radial-gradient(circle at 85% 75%, rgba(255, 122, 26, 0.18), transparent 40%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  width: 100%;
}

.hero-copy .eyebrow { color: var(--primary-light); }
.hero-copy .eyebrow::before { background: var(--primary-light); }

.hero-copy h1 {
  color: var(--white);
  font-size: clamp(34px, 5.4vw, 58px);
  margin-bottom: 20px;
}

.hero-copy h1 .accent-word {
  background: linear-gradient(90deg, var(--accent), #ffb27a);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-copy p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.78);
  max-width: 520px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 44px;
}

.hero-stats {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
}

.stat-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--white);
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.stat-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.62);
  margin-top: 4px;
}

.hero-visual {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: perspective(1000px) rotateY(-6deg) rotateX(2deg);
}

.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/5;
}

.hero-badge {
  position: absolute;
  left: -18px;
  bottom: 28px;
  background: var(--white);
  color: var(--dark);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 230px;
}

.hero-badge .badge-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--accent);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.hero-badge strong { display: block; font-size: 14px; }
.hero-badge span { font-size: 12px; color: var(--gray-600); }

.scroll-cue {
  position: absolute;
  bottom: 26px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.6);
  font-size: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.scroll-cue .line {
  width: 1px;
  height: 34px;
  background: linear-gradient(rgba(255, 255, 255, 0.6), transparent);
  animation: scrollDown 1.8s infinite;
}

@keyframes scrollDown {
  0% { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0.4; }
}

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; transform: none; max-width: 420px; margin: 0 auto 8px; }
  .hero { min-height: auto; padding-bottom: 60px; }
  .hero-copy p { max-width: none; }
}

/* ===== Page header (páginas internas) ===== */
.page-hero {
  padding-top: calc(var(--header-h) + 64px);
  padding-bottom: 64px;
  background: linear-gradient(160deg, var(--dark), var(--dark-soft) 70%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 85% 20%, rgba(255, 122, 26, 0.16), transparent 40%);
}

.page-hero .container { position: relative; z-index: 2; }

.breadcrumb {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 18px;
}

.breadcrumb a { color: rgba(255, 255, 255, 0.8); }

.page-hero h1 {
  color: var(--white);
  font-size: clamp(30px, 4.6vw, 46px);
  max-width: 640px;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.72);
  max-width: 560px;
  margin-top: 14px;
  font-size: 17px;
}

/* ===== Cards de Serviço ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.service-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.service-media {
  height: 190px;
  overflow: hidden;
  position: relative;
}

.service-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.service-card:hover .service-media img {
  transform: scale(1.08);
}

.service-num {
  position: absolute;
  top: 14px;
  left: 14px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(13, 27, 46, 0.65);
  backdrop-filter: blur(4px);
  color: var(--white);
  font-size: 13px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-body {
  padding: 24px 24px 26px;
}

.service-body h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

.service-body p {
  color: var(--gray-600);
  font-size: 14.5px;
  margin-bottom: 14px;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 4px;
}

.service-list li {
  font-size: 13.5px;
  color: var(--gray-900);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.service-list li::before {
  content: '✓';
  color: var(--primary);
  font-weight: 800;
  flex-shrink: 0;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-weight: 700;
  font-size: 13.5px;
  color: var(--primary);
  transition: gap 0.25s var(--ease);
}

.service-link:hover { gap: 10px; }

@media (max-width: 980px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

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

/* ===== Highlight / vídeo-substituto section ===== */
.highlight {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 50px;
  align-items: center;
}

.highlight-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4/3;
}

.highlight-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Para imagens antigas que já vêm com moldura/recorte aplicado no arquivo
   (ex: fotos com círculo "queimado"), evita cortar o conteúdo de forma feia.
   Remover esta classe assim que a foto for substituída por uma versão normal. */
.media-contain {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
}

.media-contain img {
  width: auto;
  height: auto;
  max-width: 78%;
  max-height: 78%;
  object-fit: contain;
}

.highlight ul.checklist {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 26px 0 32px;
}

.checklist li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 15px;
  color: var(--gray-900);
}

.checklist li .check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(11, 95, 214, 0.1);
  color: var(--primary);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
}

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

/* ===== Filtros de portfólio ===== */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 10px 20px;
  border-radius: 999px;
  border: 1.5px solid var(--gray-300);
  font-weight: 600;
  font-size: 13.5px;
  color: var(--gray-600);
  transition: all 0.25s var(--ease);
}

.filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.filter-btn.is-active {
  background: var(--dark);
  border-color: var(--dark);
  color: var(--white);
}

/* ===== Grid de projetos ===== */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.project-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.4s var(--ease), opacity 0.3s ease;
  aspect-ratio: 4/5;
}

.project-card img,
.project-card .compare-after img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.project-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 3;
  background: rgba(255, 255, 255, 0.92);
  color: var(--dark);
  font-size: 11.5px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 999px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.project-info {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 3;
  padding: 60px 18px 18px;
  background: linear-gradient(to top, rgba(6, 12, 22, 0.92), transparent);
  color: var(--white);
}

.project-info h3 { color: var(--white); font-size: 16px; margin-bottom: 4px; }
.project-info p { font-size: 12.5px; color: rgba(255, 255, 255, 0.75); }

/* ---- comparador antes/depois ---- */
.compare {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  cursor: ew-resize;
  touch-action: pan-y;
}

.compare img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
}

.compare-after {
  clip-path: inset(0 50% 0 0);
}

.compare-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background: var(--white);
  transform: translateX(-50%);
  z-index: 4;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.25);
}

.compare-handle::after {
  content: '⇔';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  background: var(--white);
  color: var(--dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  box-shadow: var(--shadow-sm);
}

.compare-label {
  position: absolute;
  top: 14px;
  z-index: 3;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(6, 12, 22, 0.6);
  color: var(--white);
  text-transform: uppercase;
}

.compare-label.before { left: 14px; }
.compare-label.after { right: 14px; }

@media (max-width: 980px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .projects-grid { grid-template-columns: 1fr; }
  .project-card { aspect-ratio: 4/4.2; }
}

/* ===== Depoimentos ===== */
.testi-track-wrap { overflow: hidden; }

.testi-track {
  display: flex;
  gap: 24px;
  transition: transform 0.5s var(--ease);
}

.testi-card {
  flex: 0 0 calc(33.333% - 16px);
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 28px;
}

.testi-stars { color: var(--accent); font-size: 14px; margin-bottom: 14px; letter-spacing: 2px; }
.testi-text { font-size: 14.5px; color: var(--gray-900); margin-bottom: 20px; }
.testi-author { display: flex; align-items: center; gap: 12px; }
.testi-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 15px;
}
.testi-author strong { font-size: 14px; display: block; }
.testi-author span { font-size: 12px; color: var(--gray-600); }

.testi-nav {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 34px;
}

.testi-dot {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--gray-300);
  transition: all 0.3s var(--ease);
}
.testi-dot.is-active { background: var(--primary); width: 24px; border-radius: 6px; }

@media (max-width: 980px) {
  .testi-card { flex: 0 0 calc(50% - 12px); }
}
@media (max-width: 640px) {
  .testi-card { flex: 0 0 100%; }
}

/* ===== Selos de confiança ===== */
.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: center;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--gray-100);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--gray-900);
}

.trust-item .ic { color: var(--primary); }

/* ===== Formulário de contato ===== */
.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 50px;
}

.contact-card {
  background: var(--dark);
  color: var(--white);
  border-radius: var(--radius);
  padding: 36px;
}

.contact-card h3 { color: var(--white); font-size: 21px; margin-bottom: 22px; }

.contact-row {
  display: flex;
  gap: 14px;
  margin-bottom: 22px;
  align-items: flex-start;
}

.contact-row .ic {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.contact-row strong { display: block; font-size: 14px; margin-bottom: 2px; }
.contact-row span, .contact-row a { font-size: 13.5px; color: rgba(255, 255, 255, 0.72); }

.social-row { display: flex; gap: 10px; margin-top: 26px; }
.social-row a {
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease);
}
.social-row a:hover { background: var(--accent); transform: translateY(-3px); }

.form-card {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full { grid-column: 1 / -1; }

.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.field label { font-size: 13px; font-weight: 700; color: var(--gray-900); }

.field input, .field select, .field textarea {
  padding: 14px 16px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  font-family: inherit;
  color: var(--gray-900);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  background: var(--white);
}

.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(11, 95, 214, 0.12);
}

.field textarea { resize: vertical; min-height: 120px; }

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

/* ===== CTA banner ===== */
.cta-banner {
  background: linear-gradient(120deg, var(--primary-dark), var(--primary));
  color: var(--white);
  border-radius: var(--radius);
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}

.cta-banner::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 90% 10%, rgba(255, 122, 26, 0.35), transparent 45%);
}

.cta-banner > * { position: relative; z-index: 2; }
.cta-banner h2 { color: var(--white); font-size: clamp(24px, 3.4vw, 32px); max-width: 480px; }
.cta-banner p { color: rgba(255, 255, 255, 0.82); margin-top: 8px; }

@media (max-width: 640px) {
  .cta-banner { padding: 36px 24px; text-align: center; justify-content: center; }
}

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 70px 0 26px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand img { height: 38px; margin-bottom: 16px; }
.footer-brand p { font-size: 13.5px; color: rgba(255, 255, 255, 0.55); max-width: 260px; }

.footer-col h4 {
  color: var(--white);
  font-size: 14px;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 14px; color: rgba(255, 255, 255, 0.65); transition: color 0.2s; }
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.45);
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ===== WhatsApp flutuante ===== */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45);
  z-index: 900;
  transition: transform 0.25s var(--ease);
  animation: waPulse 2.6s infinite;
}

.wa-float:hover { transform: scale(1.08); }

@keyframes waPulse {
  0%, 100% { box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45); }
  50% { box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45), 0 0 0 10px rgba(37, 211, 102, 0.12); }
}

@media (max-width: 640px) {
  .wa-float { width: 52px; height: 52px; font-size: 24px; right: 16px; bottom: 16px; }
}