:root{
  --bg:#f6f7fb;
  --accent:#6a29ff;
  --muted:#6b7280;
  --white:#ffffff;
  --glass: rgba(255,255,255,0.7);
  --max-width:1200px;
  --radius:12px;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial;
}

html{font-size:16px}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:linear-gradient(180deg,var(--bg),#e9eefc);
  color:#111827;
  -webkit-font-smoothing:antialiased;
}

.container{width:90%;max-width:var(--max-width);margin:0 auto}

.site-header{background:transparent;padding:18px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.brand h1{margin:0;font-size:1.6rem;font-weight:800}
.brand .brain{color:var(--accent)}
.tag{margin:4px 0 0;color:var(--muted);font-size:0.9rem}
.main-nav a{margin-left:18px;color:#111;text-decoration:none;font-weight:600}
.main-nav a.cta{background:var(--accent);color:#fff;padding:8px 12px;border-radius:8px}

.hero{padding:28px 0}
.hero-inner{display:flex;flex-direction:column;gap:18px;align-items:center}
.hero-text h2{font-size:1.4rem;margin:0 0 8px}
.hero-text p{margin:0 0 16px;color:var(--muted)}
.hero-text{max-width:560px}
.btn-primary{display:inline-block;background:var(--accent);color:#fff;padding:12px 18px;border-radius:10px;text-decoration:none;font-weight:700}
.btn-whatsapp{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  width:100%;
  background:#25D366;
  color:#fff;
  border:none;
  padding:14px 24px;
  border-radius:12px;
  font-size:0.95rem;
  font-weight:700;
  cursor:pointer;
  transition:all 0.3s ease;
  min-height:48px;
  box-shadow:0 4px 12px rgba(37,211,102,0.25);
  text-align:center;
}
.btn-whatsapp:hover{
  background:#1fa855;
  box-shadow:0 6px 16px rgba(31,168,85,0.35);
  transform:translateY(-2px);
}
.btn-whatsapp:active{
  background:#1c9747;
  transform:scale(0.96);
  box-shadow:0 2px 8px rgba(28,151,71,0.25);
}
.btn-whatsapp .material-icons{
  font-size:20px !important;
  flex-shrink:0;
  line-height:1;
  vertical-align:middle;
  color:#fff !important;
  width:20px;
  height:20px;
  display:flex !important;
  align-items:center;
  justify-content:center;
}

.hero-media{width:100%;max-width:720px}
.carousel{display:flex;gap:12px;overflow-x:auto;padding:10px}
.carousel-item{
  border:0;
  background:transparent;
  padding:0;
  border-radius:10px;
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:center;
  aspect-ratio: 1/1;
  height:auto;
  width:clamp(120px, 28vw, 260px);
}
.carousel-item img{
  max-width:100%;
  max-height:100%;
  object-fit:contain;
  object-position:center;
  border-radius:8px;
  display:block;
}

.products{padding:20px 0}
.track{display:flex;gap:12px;overflow:auto;padding:12px;border-radius:12px;background:linear-gradient(90deg,rgba(106,41,255,0.06),rgba(106,41,255,0.03));}
.track-item{
  min-width:clamp(140px, 36vw, 300px);
  flex:0 0 auto;
  border:0;
  background:#fff;
  padding:12px;
  border-radius:12px;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease;
  box-shadow:0 2px 6px rgba(0,0,0,0.06);
  display:flex;
  align-items:center;
  justify-content:center;
}
.track-item img{
  width:100%;
  height:auto;
  max-height:240px;
  object-fit:contain;
  object-position:center;
  border-radius:8px;
  display:block;
  transition:filter .18s ease;
}

.track{
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.track-item{
  scroll-snap-align: center;
}

.carousel-item:focus,.track-item:focus{outline:3px solid rgba(106,41,255,0.18);outline-offset:4px}

@media (prefers-reduced-motion: reduce){
  *{transition:none!important;animation:none!important}
}
.track-item:hover{transform:translateY(-6px);box-shadow:0 10px 30px rgba(106,41,255,0.12)}
.track-item:hover img{filter:drop-shadow(0 0 10px rgba(106,41,255,0.35));}

.btn-primary, .btn-whatsapp, .quick-wa, .main-nav a.cta {
  min-height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}

:where(:focus-visible) { outline-offset:3px }

.section{padding:20px 0}
.descricao .lead{
  color:var(--muted);
  font-size:1.2rem;
  margin-bottom:2rem;
}
.descricao .lead strong {
  color:#111827;
  font-weight:600;
}

.brands-section {
  background:linear-gradient(90deg,rgba(106,41,255,0.03),rgba(106,41,255,0.08));
  padding:1.5rem;
  border-radius:var(--radius);
  margin:1.5rem 0;
}
.brands-section h4 {
  margin:0 0 1.5rem;
  font-size:1.2rem;
  color:#111827;
}
.brands-grid {
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(240px, 1fr));
  gap:1.5rem;
  margin-bottom:1rem;
}
.brand-card {
  background:var(--white);
  padding:1.2rem;
  border-radius:var(--radius);
  box-shadow:0 2px 8px rgba(0,0,0,0.06);
}
.brand-card h5 {
  margin:0.5rem 0;
  font-size:1.1rem;
  color:#111827;
}
.brand-icon {
  color:var(--accent);
  font-size:1.4rem;
}
.brand-details {
  list-style:none;
  padding:0;
  margin:0.8rem 0 0;
  color:var(--muted);
  font-size:0.9rem;
}
.brand-details li {
  margin-bottom:0.4rem;
}
.brands-note {
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--muted);
  margin:1rem 0 0;
  font-style:italic;
}
.brands-note .material-icons {
  color:var(--accent);
  font-size:1.1rem;
}

.process-section {
  margin:3rem 0;
}
.process-section h4 {
  margin:0 0 1.5rem;
  font-size:1.2rem;
  color:#111827;
}
.process-steps {
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));
  gap:1.5rem;
}
.step {
  background:var(--white);
  padding:1.5rem;
  border-radius:var(--radius);
  text-align:center;
  box-shadow:0 2px 8px rgba(0,0,0,0.06);
}
.step .material-icons {
  font-size:2rem;
  color:var(--accent);
  margin-bottom:0.8rem;
}
.step h6 {
  margin:0 0 0.5rem;
  font-size:1rem;
  color:#111827;
}
.step p {
  margin:0;
  color:var(--muted);
  font-size:0.9rem;
}

.features{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(220px, 1fr));
  gap:1rem;
  list-style:none;
  padding:0;
  margin:2rem 0;
}
.features li{
  display:flex;
  align-items:center;
  gap:8px;
  color:var(--muted);
  background:var(--white);
  padding:1rem;
  border-radius:var(--radius);
  box-shadow:0 2px 4px rgba(0,0,0,0.04);
}

.faq-section {
  margin:3rem 0 1rem;
}
.faq-section h4 {
  margin:0 0 1.5rem;
  font-size:1.2rem;
  color:#111827;
}
.faq-grid {
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(280px, 1fr));
  gap:1rem;
}
.faq-item {
  background:var(--white);
  border-radius:var(--radius);
  padding:0.2rem;
}
.faq-item summary {
  padding:1rem;
  cursor:pointer;
  font-weight:600;
  list-style:none;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.faq-item summary::after {
  content:"expand_more";
  font-family:"Material Icons";
  transition:transform 0.2s ease;
}
.faq-item[open] summary::after {
  transform:rotate(180deg);
}
.faq-item p {
  margin:0;
  padding:0.5rem 1rem 1rem;
  color:var(--muted);
}

.quick-wa{
  display:inline-block;
  margin:0.6rem 1rem 1rem 1rem;
  background:#25D366;
  color:#fff;
  border:0;
  padding:8px 12px;
  border-radius:8px;
  font-weight:700;
  cursor:pointer;
}
.quick-wa:hover{background:#1fa855}
.quick-wa:focus{outline:3px solid rgba(37,211,102,0.18);outline-offset:3px}

.form-wrap{background:var(--white);padding:18px;border-radius:12px;box-shadow:0 6px 20px rgba(2,6,23,0.06)}
.order-form{display:grid;gap:10px}
.order-form label{font-weight:600}
.order-form input{padding:10px;border-radius:8px;border:1px solid #e6e9f2}

.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,0.6);z-index:999}
.modal[aria-hidden="false"]{display:flex}
.modal-content{position:relative;background:var(--white);padding:12px;border-radius:12px;max-width:90%;max-height:90%}
.modal-content img{max-width:100%;max-height:80vh;display:block}
.modal-close{position:absolute;right:8px;top:8px;border:0;background:transparent;font-size:18px;cursor:pointer}

.whatsapp-btn{
  position:fixed;
  right:18px;
  bottom:80px;
  background:#25D366;
  color:#fff;
  padding:12px 14px;
  border-radius:40px;
  display:flex;
  align-items:center;
  gap:8px;
  text-decoration:none;
  box-shadow:0 8px 30px rgba(37,211,102,0.18);
  z-index:99;
}
.whatsapp-btn .material-icons{font-size:20px}
.wa-label{font-weight:700}

.site-footer{
  padding:16px 0;
  text-align:center;
  color:var(--muted);
  margin-top:40px;
}
.site-footer a{color:var(--accent);text-decoration:none;font-weight:600;transition:opacity 0.3s ease}
.site-footer a:hover{opacity:0.8;text-decoration:underline}
.site-footer a:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

.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}

body{color:#0f1724}

@media(min-width:600px){
  .hero-inner{flex-direction:row;justify-content:space-between;align-items:center}
  .hero-text h2{font-size:1.8rem}
  .carousel-item{height:200px;width:200px}
  .track-item{min-width:220px}
  .track-item img{height:200px}
}

@media(max-width:599px){
  .header-inner{flex-direction:column;align-items:flex-start;gap:8px}
  .main-nav{width:100%;display:flex;justify-content:flex-end;gap:8px;gap:6px;flex-wrap:wrap}
  .main-nav a{margin-left:0;padding:8px 10px;border-radius:8px}
  .brand h1{font-size:1.4rem}
  main{margin-top:6px}
  
  .hero-text h2{font-size:1.15rem;line-height:1.15;margin-bottom:8px}
  .hero-text p{font-size:0.95rem;line-height:1.4}

  .btn-primary{width:100%;padding:14px 16px;font-size:1rem;border-radius:10px}
  .btn-whatsapp{
    width:100%;
    padding:14px 20px;
    font-size:0.95rem;
    min-height:48px;
    gap:8px;
    border-radius:12px;
    text-align:center;
    box-shadow:0 4px 12px rgba(37,211,102,0.25);
  }
  .btn-whatsapp .material-icons{
    font-size:20px !important;
    flex-shrink:0;
    line-height:1;
    vertical-align:middle;
    color:#fff !important;
    width:20px;
    height:20px;
    display:flex !important;
    align-items:center;
    justify-content:center;
  }
  .btn-whatsapp:hover{
    box-shadow:0 6px 16px rgba(31,168,85,0.35);
  }
  .btn-whatsapp:active{
    background:#1c9747;
    transform:scale(0.95);
    box-shadow:0 2px 8px rgba(28,151,71,0.25);
  }

  .carousel{gap:8px;padding:8px}
  .carousel-item{width:clamp(100px, 28vw, 160px)}
  .track{gap:8px;padding:8px}
  .track-item{min-width:clamp(120px, 40vw, 220px);padding:10px}

  .order-form input, .order-form select, .order-form textarea{width:100%;box-sizing:border-box}
  .order-form{padding:8px}
  .order-form label{font-size:0.95rem}

  .faq-grid, .brands-grid, .process-steps{grid-template-columns:1fr;gap:12px}

  .whatsapp-btn{
    right:12px;
    bottom:70px;
    padding:10px 12px;
    font-size:0.85rem;
  }
  .whatsapp-btn .material-icons{
    font-size:18px;
  }
  .wa-label{
    display:none;
  }

  .site-footer{
    padding:16px 0 80px 0;
  }

  .modal-content{max-width:95%;max-height:95%;padding:10px}

  .quick-wa{padding:10px 14px;font-size:0.95rem}
}

@media(min-width:1000px){
  .hero-text h2{font-size:2.2rem}
  .hero-media{max-width:880px}
  .carousel-item{height:260px;width:260px}
  .carousel{gap:18px}
  .track-item{min-width:260px}
  .track-item img{height:240px}
}

@media(min-width:1200px){
  .brand h1{font-size:2rem}
}

button:focus,input:focus,a:focus{outline:3px solid rgba(106,41,255,0.15);outline-offset:3px}