.page-faq {
  --faq-slice: 18px;
  background: var(--color-cream);
}

.page-faq__hero {
  background: var(--color-gray);
  padding-block: clamp(1.75rem, 4vw, 3.5rem) clamp(1.25rem, 3vw, 2.5rem);
  border-bottom: 2px solid var(--color-ink);
}

.page-faq__breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}

.page-faq__breadcrumb a {
  color: var(--color-blue);
  text-decoration: none;
}

.page-faq__breadcrumb a:hover {
  text-decoration: underline;
}

.page-faq__breadcrumb span:last-child {
  color: var(--color-text-gray);
}

.page-faq__hero-grid {
  display: grid;
  gap: 1.5rem;
}

.page-faq__hero-heading h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-head);
  font-size: clamp(1.85rem, 4.5vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-ink);
  letter-spacing: -0.02em;
}

.page-faq__hero-lead {
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  line-height: 1.7;
  color: var(--color-text-gray);
  max-width: 34em;
}

.page-faq__quick-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.page-faq__quick-card {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1.1rem 1rem;
  background: var(--color-orange);
  color: #fff;
  text-decoration: none;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  min-width: 0;
}

.page-faq__quick-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(17, 17, 17, 0.14);
}

.page-faq__quick-card--amber {
  background: var(--color-amber);
  color: var(--color-ink);
}

.page-faq__quick-card--navy {
  background: var(--color-navy);
}

.page-faq__quick-card--purple {
  background: var(--color-purple);
}

.page-faq__quick-card-num {
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 3vw, 1.55rem);
  font-weight: 700;
  line-height: 1;
}

.page-faq__quick-card-num em {
  font-style: normal;
  font-size: 0.75rem;
  margin-left: 0.2rem;
}

.page-faq__quick-card-label {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
}

.page-faq__quick-card-sub {
  font-size: 0.8rem;
  opacity: 0.85;
}

.page-faq__section-index {
  font-family: var(--font-mono);
  font-size: 0.85em;
  margin-right: 0.55em;
  color: var(--color-orange);
  letter-spacing: 0.05em;
}

.page-faq__faq-section {
  padding-block: clamp(2rem, 4vw, 3.5rem);
}

.page-faq__faq-section .section-block__title,
.page-faq__faq-section .section-block__subtitle,
.page-faq__export-section .section-block__title,
.page-faq__export-section .section-block__subtitle {
  color: var(--color-cream);
}

.page-faq__accordion {
  margin-top: 1.75rem;
}

.page-faq__faq-item {
  background: var(--color-cream);
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-left: 4px solid var(--color-orange);
  margin-bottom: 0.65rem;
  padding: 0 1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.page-faq__faq-item:nth-child(3n+2) {
  border-left-color: var(--color-purple);
}

.page-faq__faq-item:nth-child(3n+3) {
  border-left-color: var(--color-blue);
}

.page-faq__faq-item[open] {
  background: #FFFDF6;
}

.page-faq__faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.95rem 0;
  cursor: pointer;
}

.page-faq__faq-item summary::-webkit-details-marker {
  display: none;
}

.page-faq__faq-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1;
  letter-spacing: 0.06em;
  background: var(--color-green);
  color: var(--color-cream);
  padding: 0.3rem 0.45rem;
  border-radius: var(--radius);
  white-space: nowrap;
  flex-shrink: 0;
}

.page-faq__faq-item:nth-child(3n+2) .page-faq__faq-tag {
  background: var(--color-purple);
}

.page-faq__faq-item:nth-child(3n+3) .page-faq__faq-tag {
  background: var(--color-blue);
}

.page-faq__faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex: 1;
  min-width: 0;
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-ink);
}

.page-faq__faq-q::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-orange);
}

.page-faq__faq-item[open] .page-faq__faq-q::after {
  content: "–";
}

.page-faq__faq-item > p {
  margin: 0;
  padding: 0.8rem 0 1.05rem;
  border-top: 1px dashed var(--color-border-gray);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--color-text-gray);
}

.page-faq__steps-section {
  background: var(--color-cream);
  padding-block: clamp(2rem, 4vw, 3.5rem);
}

.page-faq__steps-wrap {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.75rem;
}

.page-faq__steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq__step {
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: 0.9rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--color-border-gray);
}

.page-faq__step:last-child {
  border-bottom: 0;
}

.page-faq__step-num {
  font-family: var(--font-mono);
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
  color: var(--color-orange);
  letter-spacing: -0.03em;
}

.page-faq__step-body h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
}

.page-faq__step-body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text-gray);
}

.page-faq__figure {
  margin: 0;
  align-self: start;
}

.page-faq__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-gray);
}

.page-faq__figure figcaption {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--color-text-gray);
  margin-top: 0.5rem;
}

.page-faq__export-section {
  padding-block: clamp(2rem, 4vw, 3.5rem);
}

.page-faq__export-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.75rem;
}

.page-faq__export-steps {
  display: grid;
  gap: 0.85rem;
}

.page-faq__export-card {
  background: var(--color-cream);
  padding: 1.15rem 1.25rem;
  clip-path: polygon(0 0, calc(100% - var(--faq-slice)) 0, 100% var(--faq-slice), 100% 100%, var(--faq-slice) 100%, 0 calc(100% - var(--faq-slice)));
  box-shadow: var(--shadow-card);
}

.page-faq__export-step {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--color-orange);
  color: #fff;
  padding: 0.25rem 0.55rem;
  margin-bottom: 0.55rem;
  border-radius: var(--radius);
}

.page-faq__export-card h3 {
  margin: 0 0 0.3rem;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-ink);
}

.page-faq__export-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--color-text-gray);
}

.page-faq__format-block {
  margin-top: 1.75rem;
  background: var(--color-cream);
  padding: 1.25rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow-x: auto;
}

.page-faq__format-title {
  margin: 0 0 0.75rem;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-ink);
}

.page-faq__format-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 0.86rem;
}

.page-faq__format-table th {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-align: left;
  background: var(--color-ink);
  color: var(--color-cream);
  padding: 0.55rem 0.65rem;
}

.page-faq__format-table td {
  border-bottom: 1px solid var(--color-border-gray);
  padding: 0.55rem 0.65rem;
  color: var(--color-text-gray);
}

.page-faq__format-table tr:last-child td {
  border-bottom: 0;
}

.page-faq__export-action {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
}

.page-faq__export-format-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: var(--color-gray);
  color: var(--color-ink);
  border: 1px solid var(--color-border-gray);
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius);
}

.page-faq__duo {
  background: var(--color-gray);
  padding-block: clamp(2rem, 4vw, 3.5rem);
}

.page-faq__duo-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.page-faq__duo-card {
  background: var(--color-cream);
  padding: 1.35rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  border-top: 4px solid var(--color-blue);
}

.page-faq__duo-card:last-child {
  border-top-color: var(--color-purple);
}

.page-faq__duo-head {
  margin-bottom: 0.8rem;
}

.page-faq__duo-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  background: var(--color-blue);
  color: #fff;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
}

.page-faq__duo-head--quarter .page-faq__duo-label {
  background: var(--color-purple);
}

.page-faq__duo-head h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
}

.page-faq__duo-card > p {
  margin: 0 0 0.9rem;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text-gray);
}

.page-faq__duo-index {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.page-faq__duo-index .index-bar__item {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-blue);
  text-decoration: none;
  border: 1px solid rgba(52, 152, 219, 0.4);
  padding: 0.4rem 0.6rem;
  line-height: 1;
  border-radius: var(--radius);
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq__duo-index .index-bar__item:hover {
  background: var(--color-blue);
  color: #fff;
}

.page-faq__quarter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.page-faq__quarter-tags .tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-decoration: none;
  padding: 0.4rem 0.6rem;
}

.page-faq__eval {
  background: var(--color-cream);
  padding-block: clamp(2rem, 4vw, 3.5rem);
}

.page-faq__eval-grid {
  margin-top: 1.75rem;
}

.page-faq__metric-card {
  background: var(--color-gray);
  border: 1px solid var(--color-border-gray);
  border-radius: var(--radius);
  padding: 1.25rem 1.1rem;
  box-shadow: var(--shadow-card);
}

.page-faq__metric-card .metric-bar {
  display: grid;
  grid-template-columns: 7.5rem 1fr 2.5rem;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--color-border-gray);
}

.page-faq__metric-card .metric-bar:last-child {
  border-bottom: 0;
}

.page-faq__metric-card .metric-bar__label {
  font-family: var(--font-head);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-ink);
}

.page-faq__metric-card .metric-bar__track {
  display: block;
  height: 0.55rem;
  background: var(--color-border-gray);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-faq__metric-card .metric-bar__fill {
  display: block;
  height: 100%;
  background: var(--color-orange);
}

.page-faq__metric-card .metric-bar:nth-child(2) .metric-bar__fill {
  background: var(--color-purple);
}

.page-faq__metric-card .metric-bar:nth-child(3) .metric-bar__fill {
  background: var(--color-blue);
}

.page-faq__metric-card .metric-bar:nth-child(4) .metric-bar__fill {
  background: var(--color-green-bright);
}

.page-faq__metric-card .metric-bar__value {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  text-align: right;
  color: var(--color-ink);
}

@media (min-width: 720px) {
  .page-faq__quick-links {
    grid-template-columns: repeat(4, 1fr);
  }

  .page-faq__steps-wrap {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .page-faq__export-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  .page-faq__duo-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-faq__metric-card {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    column-gap: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .page-faq__hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: end;
  }

  .page-faq__hero-heading {
    padding-right: 2rem;
  }

  .page-faq__export-grid {
    grid-template-columns: 0.62fr 0.38fr;
  }
}