/* =========================================
   QUALIFICAÇÃO TÉRMICA — página mãe (editorial longo)
   ========================================= */

.qz {
  padding-top: var(--nav-height, 72px);
  background: var(--color-bg);
}

/* ── Hero ── */
.qz-hero {
  background: var(--color-ink);
  padding: 4.5rem 2rem;
}

.qz-hero-inner {
  max-width: 900px;
  margin: 0 auto;
}

.qz-hero-kicker {
  font-size: 0.8rem;
  color: var(--color-accent-soft);
  margin: 0 0 1rem;
}

.qz-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.14;
  color: #fff;
  margin: 0 0 1.5rem;
}
.qz-hero h1 span { color: var(--color-accent-soft); }

.qz-lead {
  font-family: var(--font-body);
  font-size: 1.08rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.86);
  margin: 0 0 2.25rem;
}

.qz-hero-btn {
  display: inline-flex;
  align-items: center;
  padding: 0.95rem 2.25rem;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-btn);
  transition: background 0.2s, transform 0.15s;
}
.qz-hero-btn:hover { background: var(--color-accent-dark); transform: translateY(-2px); }

/* ── Corpo editorial ── */
.qz-body {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem 2rem 2rem;
}

.qz-block {
  padding: 3rem 0;
  border-bottom: 1px solid var(--color-border);
  scroll-margin-top: calc(var(--nav-height, 72px) + 1rem);
}

.qz-block h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--color-ink);
  margin: 0 0 1.25rem;
}

.qz-block > p {
  font-family: var(--font-body);
  font-size: 1.02rem;
  line-height: 1.8;
  color: var(--color-body);
  margin: 0 0 1.25rem;
  max-width: 74ch;
}
.qz-block > p:last-child { margin-bottom: 0; }

/* ── Lista de equipamentos ── */
.qz-equip {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem 1.5rem;
}

.qz-equip li {
  position: relative;
  padding-left: 1.75rem;
  font-family: var(--font-body);
  font-size: 0.96rem;
  line-height: 1.55;
  color: var(--color-body);
}
.qz-equip li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* ── Etapas QI / QO / QD ── */
.qz-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.qz-step {
  background: var(--color-surface-soft);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-accent);
  border-radius: var(--radius-card);
  padding: 1.75rem 1.5rem;
}

.qz-step-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.6rem;
}

.qz-step h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--color-ink);
  margin: 0 0 0.7rem;
}

.qz-step p {
  font-family: var(--font-body);
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--color-body);
  margin: 0;
}

/* ── Fluxo de passos numerados (Passo 1 → N) ── */
.qz-flow {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.75rem;
  counter-reset: qzflow;
}

.qz-flow-step {
  position: relative;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  background: var(--color-surface-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 1.4rem 1.5rem;
}

.qz-flow-step::before {
  counter-increment: qzflow;
  content: counter(qzflow);
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  background: var(--color-ink);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
}

.qz-flow-step h3 {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--color-ink);
  margin: 0.2rem 0 0.45rem;
}

.qz-flow-step p {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--color-body);
  margin: 0;
}

/* ── Tabela Característica × Benefício ── */
.qz-table {
  margin-top: 1.75rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: hidden;
}

.qz-table-head {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  background: var(--color-ink);
}

.qz-th {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  padding: 0.95rem 1.25rem;
}
.qz-th:first-child { border-right: 1px solid rgba(255, 255, 255, 0.15); }

.qz-row {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  border-top: 1px solid var(--color-border);
}
.qz-row:nth-child(even) { background: var(--color-surface-soft); }

.qz-feat {
  font-family: var(--font-body);
  font-size: 0.94rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-ink);
  padding: 1rem 1.25rem;
  border-right: 1px solid var(--color-border);
}

.qz-benefit {
  font-family: var(--font-body);
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--color-body);
  padding: 1rem 1.25rem;
}

/* ── Normas ── */
.qz-norms {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem;
}

.qz-norm {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: 8px;
  padding: 0.85rem 1.1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--color-body);
}
.qz-norm strong {
  color: var(--color-ink);
  font-weight: 700;
}

/* ── FAQ ── */
.qz-faq {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.qz-faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
}
.qz-faq-item[open] { border-color: var(--color-border-strong); }

.qz-faq-q {
  position: relative;
  padding: 1.1rem 3rem 1.1rem 1.4rem;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
}
.qz-faq-q::-webkit-details-marker { display: none; }
.qz-faq-q::after {
  content: '+';
  position: absolute;
  right: 1.3rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-accent);
  font-size: 1.4rem;
  font-weight: 400;
  transition: transform 0.25s;
}
.qz-faq-item[open] .qz-faq-q::after { transform: translateY(-50%) rotate(45deg); }

.qz-faq-a {
  padding: 0 1.4rem 1.3rem;
}
.qz-faq-a p {
  font-family: var(--font-body);
  font-size: 0.96rem;
  line-height: 1.72;
  color: var(--color-body);
  margin: 0;
}

/* ── CTA final ── */
.qz-cta {
  text-align: center;
  padding: 3.5rem 2rem 4.5rem;
}
.qz-cta-btn {
  display: inline-flex;
  align-items: center;
  padding: 1rem 2.5rem;
  background: var(--color-ink);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.97rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-btn);
  transition: background 0.2s, transform 0.15s;
}
.qz-cta-btn:hover { background: var(--color-ink-soft); transform: translateY(-2px); }

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 800px) {
  .qz-steps { grid-template-columns: 1fr; }
  .qz-equip { grid-template-columns: 1fr; }
  .qz-norms { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .qz-hero { padding: 3.25rem 1.25rem; }
  .qz-body { padding: 0 1.25rem 1rem; }
  .qz-hero-btn, .qz-cta-btn { width: 100%; justify-content: center; }

  /* Tabela empilha */
  .qz-table-head { display: none; }
  .qz-row { grid-template-columns: 1fr; border-left: 3px solid var(--color-accent); }
  .qz-feat { border-right: none; padding-bottom: 0.3rem; }
  .qz-benefit { padding-top: 0.3rem; }
}