/* =========================================================
   AULA 01 — MERCADO / ACESSIBILIDADE / SEO PRO
   Bloco: Acessibilidade, SEO e mercado
   ========================================================= */

#mercado.mercado-pro {
  position: relative;
  overflow: hidden;
  border-color: rgba(56, 189, 248, 0.24);
  background:
    radial-gradient(circle at top right, rgba(56, 189, 248, 0.12), transparent 34%),
    radial-gradient(circle at bottom left, rgba(34, 197, 94, 0.09), transparent 32%),
    linear-gradient(180deg, rgba(15, 23, 42, 0.98), rgba(2, 6, 23, 0.94));
}

#mercado.mercado-pro::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(56, 189, 248, 0.07), transparent 42%, rgba(34, 197, 94, 0.045));
  pointer-events: none;
}

#mercado .mercado-pro-inner {
  position: relative;
  z-index: 1;
}

#mercado .mercado-kicker {
  display: inline-flex;
  align-items: center;
  margin-bottom: 14px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(56, 189, 248, 0.32);
  background: rgba(56, 189, 248, 0.08);
  color: #67e8f9;
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

#mercado .mercado-title {
  max-width: 980px;
  margin: 0 0 14px;
  font-size: clamp(1.9rem, 4.8vw, 4rem);
  line-height: 1;
  letter-spacing: -0.052em;
}

#mercado .mercado-title span {
  background: linear-gradient(135deg, #67e8f9, #38bdf8, #22c55e);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

#mercado .mercado-lead {
  max-width: 980px;
  margin: 0;
  color: #e0f2fe;
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  line-height: 1.8;
}

#mercado .mercado-impact-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

#mercado .mercado-impact-card {
  border: 1px solid rgba(56, 189, 248, 0.22);
  border-radius: 20px;
  padding: 18px;
  background:
    radial-gradient(circle at top right, rgba(56, 189, 248, 0.08), transparent 38%),
    rgba(2, 6, 23, 0.62);
  transition:
    transform 0.18s ease,
    border-color 0.18s ease,
    box-shadow 0.18s ease;
}

#mercado .mercado-impact-card:hover {
  transform: translateY(-2px);
  border-color: rgba(56, 189, 248, 0.42);
  box-shadow: 0 16px 34px rgba(0, 20, 60, 0.22);
}

#mercado .mercado-impact-card small {
  display: inline-flex;
  margin-bottom: 10px;
  color: #38bdf8;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

#mercado .mercado-impact-card strong {
  display: block;
  margin-bottom: 8px;
  color: #f8fafc;
  font-size: 1.05rem;
}

#mercado .mercado-impact-card p {
  margin: 0;
  color: #dbeafe;
  line-height: 1.65;
}

#mercado .mercado-board {
  margin-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 16px;
}

#mercado .mercado-panel {
  border: 1px solid rgba(56, 189, 248, 0.22);
  border-radius: 20px;
  padding: 20px;
  background: rgba(2, 6, 23, 0.6);
}

#mercado .mercado-panel h3 {
  margin-top: 0;
  color: #7dd3fc;
}

#mercado .mercado-panel p {
  color: #dbeafe;
  line-height: 1.7;
}

#mercado .mercado-panel ul {
  margin-bottom: 0;
  padding-left: 20px;
}

#mercado .mercado-panel li {
  margin: 8px 0;
  color: #dbeafe;
  line-height: 1.6;
}

#mercado .mercado-panel-success {
  border-color: rgba(34, 197, 94, 0.28);
  background:
    radial-gradient(circle at top right, rgba(34, 197, 94, 0.1), transparent 34%),
    rgba(5, 46, 36, 0.2);
}

#mercado .mercado-panel-warning {
  border-color: rgba(247, 201, 72, 0.28);
  background:
    radial-gradient(circle at top right, rgba(247, 201, 72, 0.1), transparent 34%),
    rgba(120, 80, 10, 0.1);
}

#mercado .mercado-checklist {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

#mercado .mercado-check {
  position: relative;
  padding: 16px 16px 16px 48px;
  border: 1px solid rgba(34, 197, 94, 0.22);
  border-radius: 16px;
  background:
    radial-gradient(circle at top right, rgba(34, 197, 94, 0.08), transparent 38%),
    rgba(15, 23, 42, 0.58);
  color: #dbeafe;
  line-height: 1.65;
}

#mercado .mercado-check::before {
  content: "✓";
  position: absolute;
  left: 16px;
  top: 16px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.14);
  color: #22c55e;
  font-weight: 900;
}

#mercado .mercado-check strong {
  color: #f8fafc;
}

#mercado .mercado-rule {
  margin-top: 22px;
  border: 1px solid rgba(34, 197, 94, 0.34);
  border-radius: 20px;
  padding: 20px;
  background:
    radial-gradient(circle at top right, rgba(34, 197, 94, 0.13), transparent 34%),
    linear-gradient(180deg, rgba(5, 46, 36, 0.46), rgba(3, 30, 27, 0.58));
}

#mercado .mercado-rule strong {
  display: block;
  margin-bottom: 8px;
  color: #bbf7d0;
  font-size: 1rem;
}

#mercado .mercado-rule p {
  margin: 0;
  color: #eafff2;
  line-height: 1.75;
}

@media (max-width: 1080px) {
  #mercado .mercado-impact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  #mercado.mercado-pro {
    padding: 22px !important;
  }

  #mercado .mercado-impact-grid,
  #mercado .mercado-board,
  #mercado .mercado-checklist {
    grid-template-columns: 1fr;
  }

  #mercado .mercado-title {
    font-size: clamp(1.9rem, 9vw, 3rem);
  }

  #mercado .mercado-lead,
  #mercado .mercado-impact-card p,
  #mercado .mercado-panel p,
  #mercado .mercado-rule p {
    font-size: 0.98rem;
    line-height: 1.7;
  }
}