.qa-hero {
  overflow: hidden;
  padding: 6rem 0 5rem;
  background:
    radial-gradient(circle at 10% 15%, rgba(255, 214, 107, 0.24), transparent 28%),
    radial-gradient(circle at 88% 22%, rgba(239, 125, 101, 0.14), transparent 30%),
    linear-gradient(180deg, #f8fffb 0%, var(--paper) 100%);
}

.qa-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 48px;
  align-items: center;
}

.qa-hero-copy h1 {
  max-width: 760px;
  margin-bottom: 1.5rem;
  font-size: clamp(2.6rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: 0;
}

.qa-hero-copy p {
  max-width: 680px;
  margin-bottom: 2.5rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
  line-height: 1.9;
}

.qa-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.qa-summary {
  display: grid;
  gap: 14px;
  padding: 20px;
  border: 1px solid rgba(8, 118, 107, 0.15);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.qa-summary div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.qa-summary strong {
  color: var(--teal-dark);
  font-family: 'Plus Jakarta Sans', 'Noto Sans TC', sans-serif;
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  line-height: 1;
}

.qa-summary span {
  color: var(--muted);
  font-weight: 800;
  text-align: right;
}

.qa-heading h2 {
  margin-bottom: 0.75rem;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
  letter-spacing: 0;
}

.qa-heading p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.qa-list {
  display: grid;
  gap: 18px;
}

.qa-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 34px rgba(24, 49, 58, 0.06);
}

.qa-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: var(--mint);
  color: var(--teal-dark);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
}

.qa-item h3 {
  margin-bottom: 0.65rem;
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  line-height: 1.35;
}

.qa-item p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.9;
}

.footer-brand-name {
  display: inline-block;
  margin-bottom: 1rem;
  color: #ffffff;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.45rem;
  font-weight: 800;
}

.footer-tagline {
  max-width: 420px;
}

.site-footer .footer-bottom {
  justify-content: flex-end;
}

@media (max-width: 900px) {
  .qa-hero-inner {
    grid-template-columns: 1fr;
  }

  .qa-summary {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .qa-summary div {
    flex-direction: column;
    align-items: flex-start;
  }

  .qa-summary span {
    text-align: left;
  }
}

@media (max-width: 768px) {
  .qa-hero {
    padding: 4.5rem 0 4rem;
  }

  .qa-hero-actions,
  .qa-hero-actions .button {
    width: 100%;
  }

  .qa-summary {
    grid-template-columns: 1fr;
  }

  .qa-item {
    grid-template-columns: 1fr;
    padding: 22px;
  }
}