*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand:     #6C3CE1;
  --brand-dark:#4E25B8;
  --brand-light:#EDE8FC;
  --accent:    #00C9A7;
  --dark:      #0F0C1D;
  --text:      #2E2B3D;
  --muted:     #6B6880;
  --border:    #E5E2F0;
  --white:     #FFFFFF;
  --radius:    14px;
}

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

/*  NAV  */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 38px;
  display: block;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color .2s;
}

.nav-links a:hover { color: var(--brand); }

.nav-cta {
  background: var(--brand);
  color: var(--white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  transition: background .2s !important;
}

.nav-cta:hover { background: var(--brand-dark) !important; color: var(--white) !important; }

/*  HERO  */
.hero {
  background: linear-gradient(135deg, #0F0C1D 0%, #1E1440 60%, #2A1A6E 100%);
  color: var(--white);
  padding: 6rem 2rem 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(108,60,225,0.35) 0%, transparent 70%);
  top: -100px; left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
}

.hero-badge {
  display: inline-block;
  background: rgba(108,60,225,0.3);
  border: 1px solid rgba(108,60,225,0.6);
  color: #C4ADFF;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.35rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.15;
  max-width: 800px;
  margin: 0 auto 1.25rem;
}

.hero h1 span { color: #A78BFA; }

.hero p {
  font-size: 1.15rem;
  color: #C4BFDB;
  max-width: 580px;
  margin: 0 auto 2.5rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--brand);
  color: var(--white);
  padding: 0.85rem 2rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: background .2s, transform .15s;
}

.btn-primary:hover { background: var(--brand-dark); transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  color: var(--white);
  padding: 0.85rem 2rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border: 1.5px solid rgba(255,255,255,0.3);
  transition: border-color .2s, transform .15s;
}

.btn-outline:hover { border-color: rgba(255,255,255,0.7); transform: translateY(-2px); }

/*  LOGOS / CANAIS  */
.channels {
  background: var(--dark);
  padding: 2rem;
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.channels p {
  color: #7A7590;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.channels-list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.channel-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #9D98B5;
  font-size: 0.9rem;
  font-weight: 500;
}

.channel-icon {
  width: 28px; height: 28px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}

.channel-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

/*  SECTION WRAPPER  */
section { padding: 5rem 2rem; }
.container { max-width: 1100px; margin: 0 auto; }

.section-label {
  display: inline-block;
  color: var(--brand);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-sub {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 560px;
}

/* ── FEATURES GRID ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 3.5rem;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: box-shadow .25s, transform .25s;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.feature-card:hover {
  box-shadow: 0 12px 40px rgba(108,60,225,0.12);
  transform: translateY(-4px);
}

.feature-icon {
  width: 52px; height: 52px;
  background: var(--brand-light);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-card p { color: var(--muted); font-size: 0.95rem; }

/* ── HOW IT WORKS ── */
.how { background: #F9F7FF; }

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 3.5rem;
  counter-reset: steps;
}

.step {
  text-align: center;
  padding: 1.75rem 1.5rem;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step-number {
  width: 52px; height: 52px;
  background: var(--brand);
  color: var(--white);
  border-radius: 50%;
  font-size: 1.3rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.25rem;
  flex-shrink: 0;
}

.step h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.5rem; }
.step p { color: var(--muted); font-size: 0.92rem; }

/* ── CTA BAND ── */
.cta-band {
  background: linear-gradient(135deg, var(--brand) 0%, #9B59F5 100%);
  color: var(--white);
  text-align: center;
  padding: 5rem 2rem;
}

.cta-band h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-band p {
  font-size: 1.1rem;
  opacity: 0.85;
  margin-bottom: 2.25rem;
}

.btn-white {
  background: var(--white);
  color: var(--brand);
  padding: 0.9rem 2.2rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: transform .15s, box-shadow .15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }

/* ── FOOTER ── */
footer {
  background: var(--dark);
  color: #7A7590;
  text-align: center;
  padding: 2.5rem 2rem;
  font-size: 0.88rem;
}

footer a { color: #A78BFA; text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer .footer-logo { margin-bottom: 1rem; }
footer .footer-logo img { height: 28px; opacity: 0.7; }

.footer-legal {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.07);
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.4rem 1.5rem;
  font-size: 0.82rem;
  color: #55516A;
}

.footer-legal a { color: #7A7590; }
.footer-legal a:hover { color: #A78BFA; }

/* ── PRODUTOS ── */
.produtos { background: var(--white); }

.produtos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 3.5rem;
}

.produto-card {
  border-radius: var(--radius);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
  transition: transform .25s, box-shadow .25s;
}

.produto-card:hover { transform: translateY(-5px); box-shadow: 0 20px 50px rgba(0,0,0,0.12); }

.produto-card.lumichat {
  background: linear-gradient(135deg, #0F0C1D 0%, #2A1A6E 100%);
  color: var(--white);
}

.produto-card.lumiflow {
  background: linear-gradient(135deg, #0C1D18 0%, #0A4A3A 100%);
  color: var(--white);
}

.produto-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  border-radius: 100px;
  width: fit-content;
}

.lumichat .produto-tag { background: rgba(108,60,225,0.35); color: #C4ADFF; border: 1px solid rgba(108,60,225,0.5); }
.lumiflow .produto-tag { background: rgba(0,201,167,0.2); color: #5EFADE; border: 1px solid rgba(0,201,167,0.4); }

.produto-card h3 { font-size: 1.8rem; font-weight: 800; }
.produto-card p { font-size: 0.97rem; opacity: 0.75; flex: 1; }

.produto-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 0.5rem 0;
}

.produto-features li {
  font-size: 0.9rem;
  opacity: 0.85;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.produto-features li::before { content: '✓'; font-weight: 700; }
.lumichat .produto-features li::before { color: #A78BFA; }
.lumiflow .produto-features li::before { color: #00C9A7; }

.btn-produto {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 9px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  text-align: center;
  margin-top: auto;
  transition: opacity .2s, transform .15s;
  width: fit-content;
}

.btn-produto:hover { opacity: 0.85; transform: translateY(-2px); }
.lumichat .btn-produto { background: var(--brand); color: var(--white); }
.lumiflow .btn-produto { background: var(--accent); color: #0C1D18; }

/* ── WHATSAPP BTN ── */
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: #1DAB61;
  color: var(--white);
  padding: 0.9rem 2.2rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: background .2s, transform .15s;
}

.btn-whatsapp:hover { background: #128C4E; transform: translateY(-2px); }

/* ── CTA BUTTONS EQUAL SIZE ── */
.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  align-items: stretch;
  margin-top: 0.75rem;
}

.cta-buttons .btn-whatsapp,
.cta-buttons .btn-white {
  flex: 1;
  width: 220px;
  max-width: 220px;
  min-width: 180px;
  text-align: center;
  margin-top: 0;
  padding: 0.9rem 1.5rem;
  box-sizing: border-box;
}

/*  RESPONSIVE  */
@media (max-width: 900px) {
  .produtos-grid,
  .features-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  section { padding: 3.5rem 1.25rem; }

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

  .section-title { font-size: 1.6rem; }

  .produto-card { padding: 1.75rem; }

  .channels-list { gap: 1rem 1.5rem; }

  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-buttons a { width: 100%; max-width: 280px; text-align: center; }
}

@media (max-width: 480px) {
  nav { padding: 0 1rem; }
  .nav-links { display: none; }

  .hero { padding: 3.5rem 1rem 3rem; }
  .hero h1 { font-size: 1.85rem; }
  .hero p { font-size: 1rem; }
  .hero-badge { font-size: 0.72rem; }

  section { padding: 3rem 1rem; }

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

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

  .feature-card { padding: 1.5rem; }

  .section-title { font-size: 1.45rem; }
  .section-sub { font-size: 0.95rem; }

  .produto-card { padding: 1.5rem; }
  .produto-card h3 { font-size: 1.5rem; }

  .channels { padding: 1.5rem 1rem; }
  .channels-list { gap: 0.75rem 1rem; }
  .channel-pill { font-size: 0.8rem; }

  .cta-band { padding: 3.5rem 1rem; }
  .cta-band h2 { font-size: 1.6rem; }
  .cta-band p { font-size: 0.95rem; }

  .cta-buttons { flex-direction: column; align-items: stretch; }
  .cta-buttons .btn-whatsapp,
  .cta-buttons .btn-white { max-width: 100%; min-width: unset; width: 100%; }

  footer { padding: 2rem 1rem; }
  .footer-legal { flex-direction: column; align-items: center; gap: 0.5rem; }
}