/* ------------------------------------------------------------------------------
   HERO (claro, centralizado) - tokens em tokens.css
   ------------------------------------------------------------------------------ */
.hero {
  background: var(--bg-page);
  color: var(--text);
  text-align: center;
  padding: var(--space-24) 0 var(--space-16);
}

.hero-inner {
  max-width: 820px;
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.hero-eyebrow {
  display: inline-block;
  margin: 0 0 var(--space-4);
  font-size: var(--fs-callout);
  line-height: var(--lh-callout);
  font-weight: 600;
  letter-spacing: var(--ls-callout);
  color: var(--accent-text);
}

.hero-title {
  margin: 0 0 var(--space-5);
  font-size: var(--fs-display);
  line-height: var(--lh-display);
  font-weight: var(--fw-display);
  letter-spacing: var(--ls-display);
  color: var(--text);
}

.hero-lead {
  max-width: 640px;
  margin: 0 auto var(--space-8);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  letter-spacing: var(--ls-body);
  color: var(--text-secondary);
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
}

/* Ilustração CSS de janela */
.hero-art {
  width: min(360px, 80%);
  margin: var(--space-12) auto 0;
}

.hero-art-frame {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  aspect-ratio: 4 / 3;
  padding: 10px;
  border-radius: var(--radius-control);
  background: linear-gradient(145deg, #E3E3E8 0%, #B9BCC4 50%, #D8DADF 100%);
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, .7);
}

.hero-art-pane {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, rgba(10, 100, 214, .14) 0%, rgba(255, 255, 255, .55) 60%, rgba(10, 100, 214, .08) 100%);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .6), inset 0 0 0 3px rgba(0, 0, 0, .05);
}

.hero-art-pane::before {
  content: '';
  position: absolute;
  top: -20%;
  left: -30%;
  width: 45%;
  height: 160%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .55), transparent);
  transform: rotate(18deg);
  pointer-events: none;
}

.hero-art-mullion {
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 50%;
  width: 8px;
  transform: translateX(-50%);
  border-radius: 2px;
  background: linear-gradient(90deg, #C9CBD1, #ECEDF0, #B5B8C0);
  pointer-events: none;
}

/* Garantias */
.hero-guarantees {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3) var(--space-8);
  margin: var(--space-10) 0 0;
  padding: 0;
  list-style: none;
}

.hero-guarantee {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-callout);
  line-height: var(--lh-callout);
  font-weight: var(--fw-callout);
  color: var(--text-secondary);
}

.hero-guarantee i,
.hero-guarantee svg {
  flex-shrink: 0;
  color: var(--accent);
}

.hero-note {
  margin: var(--space-4) 0 0;
  font-size: var(--fs-footnote);
  line-height: var(--lh-footnote);
  color: var(--text-secondary);
}

/* ------------------------------------------------------------------------------
   COMO FUNCIONA
   ------------------------------------------------------------------------------ */
.how {
  padding: var(--space-16) 0;
}

.how-header {
  max-width: 640px;
  margin: 0 auto var(--space-10);
  text-align: center;
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.how-step {
  background: var(--bg-surface);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: var(--space-8);
}

.how-step-num {
  display: block;
  margin-bottom: var(--space-3);
  font-size: var(--fs-title);
  line-height: 1;
  font-weight: 700;
  letter-spacing: var(--ls-title);
  font-variant-numeric: tabular-nums;
  color: var(--accent-text);
}

.how-step-title {
  margin: 0 0 var(--space-2);
  font-size: var(--fs-headline);
  line-height: var(--lh-headline);
  font-weight: var(--fw-headline);
  letter-spacing: var(--ls-headline);
  color: var(--text);
}

.how-step-text {
  margin: 0;
  font-size: var(--fs-callout);
  line-height: var(--lh-callout);
  color: var(--text-secondary);
}

/* ------------------------------------------------------------------------------
   BOTÃO FLUTUANTE DE WHATSAPP
   ------------------------------------------------------------------------------ */
.wa-float-btn {
  position: fixed;
  right: var(--space-5);
  bottom: var(--space-5);
  z-index: 1040;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-width: var(--tap);
  min-height: var(--tap);
  padding: 0 var(--space-5);
  border-radius: var(--radius-pill);
  background: var(--whatsapp);
  color: #fff;
  font-size: var(--fs-callout);
  font-weight: 600;
  text-decoration: none;
  box-shadow: var(--shadow-card);
  transition: transform var(--dur-press) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}

.wa-float-btn:hover {
  background: var(--whatsapp-hover);
  color: #fff;
}

.wa-float-btn:active {
  transform: scale(var(--press-scale));
}

.wa-float-btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-card), var(--focus-ring);
}

.wa-float-btn i {
  font-size: 1.35rem;
  line-height: 1;
}

@media (max-width: 991.98px) {
  .how-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .hero { padding: var(--space-12) 0 var(--space-10); }
  .how { padding: var(--space-10) 0; }
  .how-step { padding: var(--space-6); }
}

@media (max-width: 575.98px) {
  .wa-float-label { display: none; }
  .wa-float-btn { padding: 0; width: 52px; height: 52px; }
}