.page-faq {
  --faq-top: 68px;
  background: var(--white);
  color: var(--graphite);
  font-family: var(--font-body);
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--navy);
  color: var(--white);
  padding: clamp(22px, 5vw, 48px) var(--gutter) clamp(34px, 7vw, 84px);
}

.page-faq .faq-hero__cut,
.page-faq .faq-hero__seam {
  display: none;
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-faq .faq-hero__cut {
  z-index: -3;
  background: linear-gradient(150deg, var(--ice) 0%, var(--shell) 100%);
}

.page-faq .faq-hero__seam {
  z-index: -2;
  background: var(--orange);
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(10px, 2vw, 18px);
  max-width: 1120px;
  margin: 0 auto;
}

.page-faq .faq-hero .breadcrumbs,
.page-faq .faq-hero .breadcrumbs__item,
.page-faq .faq-hero .breadcrumbs__link,
.page-faq .faq-hero .breadcrumbs__sep {
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
}

.page-faq .faq-hero .breadcrumbs__link {
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.page-faq .faq-hero .breadcrumbs__link:hover,
.page-faq .faq-hero .breadcrumbs__link:focus-visible {
  color: var(--white);
  border-bottom-color: var(--orange);
}

.page-faq .faq-hero .eyebrow {
  margin: 0;
  color: var(--orange);
  font-family: var(--font-narrow);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 12px;
}

.page-faq .faq-hero__title {
  margin: 0;
  font-size: clamp(28px, 6.4vw, 54px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--white);
}

.page-faq .faq-hero__lede {
  margin: 0;
  max-width: 52ch;
  font-size: clamp(15px, 2.1vw, 17px);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.86);
}

/* ---------- Jump bar ---------- */
.page-faq .faq-jump {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--white);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 10px 26px -20px rgba(11, 42, 111, 0.7);
}

.page-faq .faq-jump__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 10px var(--gutter);
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-jump__list::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-jump__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--navy);
  font-size: 14px;
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-faq .faq-jump__link:hover,
.page-faq .faq-jump__link:focus-visible {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.page-faq .faq-jump__num {
  font-size: 12px;
  color: var(--orange);
}

.page-faq .faq-jump__link:hover .faq-jump__num,
.page-faq .faq-jump__link:focus-visible .faq-jump__num {
  color: var(--orange);
}

/* ---------- Groups ---------- */
.page-faq .faq-group {
  padding: clamp(34px, 6vw, 72px) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: var(--faq-top);
}

.page-faq .faq-group--contact {
  background: var(--shell);
  border-bottom: 0;
}

.page-faq .faq-group__head {
  display: grid;
  gap: 4px;
  margin: 0 0 clamp(18px, 3vw, 30px);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--navy);
}

.page-faq .faq-group__head .eyebrow {
  margin: 0;
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-faq .faq-group__head .section-head__zh {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.page-faq .faq-group__head .section-head__en {
  margin: 0;
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray);
}

/* ---------- Figures ---------- */
.page-faq .faq-figure {
  margin: 0 0 clamp(20px, 3vw, 34px);
  border: 1px solid var(--line);
  background: var(--shell);
  position: relative;
}

.page-faq .faq-figure::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 52px;
  height: 3px;
  background: var(--orange);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
  background: var(--white);
}

/* ---------- Q&A ---------- */
.page-faq .qa-list {
  border-top: 1px solid var(--line);
}

.page-faq .qa {
  border-bottom: 1px solid var(--line);
  background: var(--white);
  transition: background 0.2s ease;
}

.page-faq .qa[open] {
  background: var(--ice);
}

.page-faq .qa__q {
  position: relative;
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) minmax(0, 1fr);
  gap: 2px 10px;
  align-items: start;
  padding: 14px 30px 14px 12px;
  cursor: pointer;
  list-style: none;
}

.page-faq .qa__q::-webkit-details-marker {
  display: none;
}

.page-faq .qa__q:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: -2px;
}

.page-faq .qa__idx {
  font-size: 12px;
  line-height: 1.9;
  color: var(--orange);
}

.page-faq .qa__zh {
  font-size: clamp(15px, 2vw, 17px);
  font-weight: 700;
  line-height: 1.6;
  color: var(--navy);
}

.page-faq .qa__en {
  font-family: var(--font-narrow);
  font-size: clamp(11px, 1.5vw, 13px);
  line-height: 1.9;
  letter-spacing: 0.015em;
  color: var(--gray);
}

.page-faq .qa__sign {
  position: absolute;
  right: 8px;
  top: 16px;
  width: 14px;
  height: 14px;
}

.page-faq .qa__sign::before,
.page-faq .qa__sign::after {
  content: "";
  position: absolute;
  background: var(--blue);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.page-faq .qa__sign::before {
  left: 0;
  right: 0;
  top: 6px;
  height: 2px;
}

.page-faq .qa__sign::after {
  top: 0;
  bottom: 0;
  left: 6px;
  width: 2px;
}

.page-faq .qa[open] .qa__sign::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .qa__a {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2px 10px;
  padding: 0 30px 18px 46px;
  animation: faq-reveal 0.24s ease both;
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .qa__col p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-faq .qa__col--en p {
  font-size: 13.5px;
  color: var(--gray);
}

.page-faq .qa__col a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(27, 79, 216, 0.35);
}

.page-faq .qa__col a:hover,
.page-faq .qa__col a:focus-visible {
  border-bottom-color: var(--orange);
}

.page-faq .qa-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .qa-steps li {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  font-size: 14.5px;
  line-height: 1.75;
}

.page-faq .qa__col--en .qa-steps li {
  font-size: 13.5px;
  color: var(--gray);
}

.page-faq .qa-step__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  margin-top: 4px;
  font-size: 11px;
  color: var(--navy);
  border: 1px solid var(--line);
  background: var(--white);
}

.page-faq kbd {
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.4;
  padding: 1px 5px;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: var(--radius);
  background: var(--white);
  color: var(--navy);
  white-space: nowrap;
}

/* ---------- Quick keys band ---------- */
.page-faq .faq-tips {
  background: var(--navy);
  color: var(--white);
  padding: clamp(18px, 3vw, 26px) 0;
  border-top: 3px solid var(--orange);
}

.page-faq .faq-tips__inner {
  display: grid;
  gap: 12px;
}

.page-faq .faq-tips__label {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--white);
}

.page-faq .faq-tips__label .u-en {
  font-family: var(--font-narrow);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: rgba(255, 255, 255, 0.55);
  margin-left: 8px;
}

.page-faq .faq-tips__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-tips__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.8);
}

.page-faq .faq-tips kbd {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.4);
}

.page-faq .faq-tips__desc {
  margin-left: 6px;
  color: rgba(255, 255, 255, 0.66);
}

/* ---------- Contact ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-faq .faq-contact__intro {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-contact__intro .eyebrow {
  margin: 0;
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-faq .faq-contact__title {
  margin: 0;
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--navy);
}

.page-faq .faq-contact__lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--graphite);
}

.page-faq .faq-contact__lede a {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid rgba(27, 79, 216, 0.35);
}

.page-faq .faq-contact__lede a:hover,
.page-faq .faq-contact__lede a:focus-visible {
  border-bottom-color: var(--orange);
}

.page-faq .faq-contact__card {
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  background: var(--white);
  padding: clamp(16px, 3vw, 28px);
}

.page-faq .faq-contact__list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-contact__item {
  display: grid;
  gap: 2px;
}

.page-faq .faq-contact__label {
  font-family: var(--font-narrow);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
}

.page-faq .faq-contact__value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--navy);
  word-break: break-word;
}

.page-faq .faq-contact__note {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--gray);
}

/* ---------- Desktop ---------- */
@media (min-width: 880px) {
  .page-faq {
    --faq-top: 76px;
  }

  .page-faq .faq-hero__cut {
    display: block;
    clip-path: polygon(78% 0, 100% 0, 100% 100%, 52% 100%);
  }

  .page-faq .faq-hero__seam {
    display: block;
    clip-path: polygon(78.2% 0, 78.7% 0, 52.7% 100%, 52.2% 100%);
  }

  .page-faq .faq-hero__inner {
    max-width: 68%;
    margin-left: 0;
    padding-right: 4%;
  }

  .page-faq .faq-jump__list {
    gap: 10px;
    padding: 12px var(--gutter);
  }

  .page-faq .faq-jump__link {
    padding: 9px 18px;
    font-size: 14.5px;
  }

  .page-faq .faq-group__head {
    grid-template-columns: minmax(0, auto) minmax(0, 1fr);
    align-items: baseline;
    column-gap: 16px;
  }

  .page-faq .faq-group__head .eyebrow {
    grid-column: 1 / -1;
  }

  .page-faq .faq-group__head .section-head__en {
    justify-self: end;
    text-align: right;
  }

  .page-faq .qa__q {
    grid-template-columns: 32px minmax(0, 1fr) minmax(0, 1fr);
    gap: 4px 20px;
    padding: 20px 44px 20px 16px;
  }

  .page-faq .qa__a {
    gap: 4px 40px;
    padding: 0 44px 26px 68px;
  }

  .page-faq .qa__col p,
  .page-faq .qa-steps li {
    font-size: 15px;
  }

  .page-faq .qa__col--en p,
  .page-faq .qa__col--en .qa-steps li {
    font-size: 13.5px;
  }

  .page-faq .qa__sign {
    right: 16px;
    top: 22px;
  }

  .page-faq .faq-tips__inner {
    grid-template-columns: minmax(0, auto) minmax(0, 1fr);
    align-items: center;
    column-gap: 32px;
  }

  .page-faq .faq-tips__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    align-items: start;
    column-gap: clamp(28px, 4vw, 64px);
  }
}

@media (min-width: 1200px) {
  .page-faq .qa__a {
    padding-right: 120px;
  }

  .page-faq .faq-figure {
    max-width: 980px;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .qa__a {
    animation: none;
  }

  .page-faq .qa__sign::before,
  .page-faq .qa__sign::after,
  .page-faq .faq-jump__link,
  .page-faq .qa {
    transition: none;
  }
}