.page-faq {
  --faq-line: rgba(7, 11, 20, 0.16);
  --faq-line-dark: rgba(246, 241, 231, 0.24);
  background: var(--paper);
  color: var(--indigo-900);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 26px 0 46px;
  background: var(--indigo-900);
  color: var(--paper);
  border-bottom: var(--frame);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -30%;
  width: 82%;
  height: 150%;
  background: var(--indigo-800);
  border-left: 3px solid var(--ink);
  transform: rotate(-12deg);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  display: grid;
  gap: 30px;
}

.page-faq .faq-hero .breadcrumb__list {
  margin-bottom: 18px;
}

.page-faq .faq-hero .breadcrumb__link,
.page-faq .faq-hero .breadcrumb__current,
.page-faq .faq-hero .breadcrumb__sep {
  color: var(--gold-soft);
}

.page-faq .faq-hero .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-hero__title {
  margin: 0 0 20px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 6.2vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  max-width: 34em;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--gold-soft);
}

.page-faq .faq-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: 24px;
  padding: 12px 16px;
  border: 2px solid var(--indigo-700);
  background: rgba(246, 241, 231, 0.06);
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
}

.page-faq .faq-status__dot {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--flag-green);
  box-shadow: 0 0 0 3px rgba(62, 138, 99, 0.28);
}

.page-faq .faq-status__text {
  flex: 1 1 14em;
}

.page-faq .faq-status__link {
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-bottom: 2px solid var(--gold);
  padding-bottom: 1px;
}

.page-faq .faq-status__link:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.page-faq .faq-hero__figure {
  margin: 0;
  border: var(--frame);
  box-shadow: var(--shadow-hard);
  background: var(--indigo-800);
  transform: rotate(-1.5deg);
}

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

.page-faq .faq-hero__figure .figure__caption {
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
  border-top: 2px solid var(--ink);
}

/* ---------- 分组跳转 ---------- */
.page-faq .faq-jump {
  background: var(--indigo-800);
  border-bottom: var(--frame);
  padding: 26px 0 30px;
}

.page-faq .faq-jump__label {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-jump__list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-jump__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 4px 12px 0;
  border-top: 1px solid var(--indigo-700);
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.4;
  transition: color 0.18s var(--ease);
}

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

.page-faq .faq-jump__num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 0.06em;
}

.page-faq .faq-jump__name {
  font-family: var(--font-display);
  font-weight: 700;
}

/* ---------- 问答分区 ---------- */
.page-faq .faq-band {
  padding: 52px 0 56px;
}

.page-faq .faq-band + .faq-band {
  border-top: var(--frame);
}

.page-faq .faq-band--paper {
  background: var(--paper);
  color: var(--indigo-900);
}

.page-faq .faq-band--dark {
  background: var(--indigo-900);
  color: var(--paper);
}

.page-faq .faq-band__head {
  margin-bottom: 30px;
}

.page-faq .faq-band__num {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 38px;
  line-height: 1;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-faq .faq-band__num::after {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  background: var(--gold);
}

.page-faq .faq-band__title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--indigo-900);
}

.page-faq .faq-band--dark .faq-band__title {
  color: var(--paper);
}

.page-faq .faq-band__lead {
  max-width: 42em;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--indigo-700);
}

.page-faq .faq-band--dark .faq-band__lead {
  color: var(--gold-soft);
}

/* ---------- 单条问答 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 0;
}

.page-faq .faq-item {
  border-top: 2px solid var(--faq-line);
}

.page-faq .faq-band--dark .faq-item {
  border-top-color: var(--faq-line-dark);
}

.page-faq .faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.12rem;
  line-height: 1.5;
  letter-spacing: -0.005em;
  color: var(--indigo-900);
  transition: color 0.18s var(--ease);
}

.page-faq .faq-band--dark .faq-item__q {
  color: var(--paper);
}

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

.page-faq .faq-item__q:hover {
  color: var(--flag-blue);
}

.page-faq .faq-band--dark .faq-item__q:hover {
  color: var(--gold);
}

.page-faq .faq-item__q:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-faq .faq-item__ring {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 3px;
  border: 2px solid var(--indigo-700);
  border-right-color: transparent;
  border-bottom-color: transparent;
  border-radius: 50%;
  transition: transform 0.28s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-item__ring::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  margin: -2.5px 0 0 -2.5px;
  border-radius: 50%;
  background: var(--gold);
}

.page-faq .faq-band--dark .faq-item__ring {
  border-color: var(--gold);
  border-right-color: transparent;
  border-bottom-color: transparent;
}

.page-faq .faq-item[open] .faq-item__ring {
  transform: rotate(90deg);
}

.page-faq .faq-item__a {
  padding: 0 0 24px;
}

.page-faq .faq-item__a-inner {
  padding: 18px 18px 18px 20px;
  background: rgba(14, 23, 48, 0.045);
  border-left: 3px solid var(--indigo-700);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--indigo-900);
}

.page-faq .faq-band--dark .faq-item__a-inner {
  background: rgba(246, 241, 231, 0.06);
  border-left-color: var(--gold);
  color: var(--gold-soft);
}

.page-faq .faq-item__a-inner p {
  margin: 0 0 12px;
}

.page-faq .faq-item__a-inner p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-item__a-inner a {
  color: var(--flag-blue);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-faq .faq-band--dark .faq-item__a-inner a {
  color: var(--gold);
}

.page-faq .faq-item__a-inner a:hover {
  color: var(--flag-red);
}

.page-faq .faq-band--dark .faq-item__a-inner a:hover {
  color: var(--paper);
}

/* ---------- 步骤与清单 ---------- */
.page-faq .faq-steps {
  display: grid;
  gap: 14px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.page-faq .faq-step__num {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  margin-top: 2px;
  border: 2px solid var(--indigo-700);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  color: var(--indigo-700);
}

.page-faq .faq-band--dark .faq-step__num {
  border-color: var(--gold);
  color: var(--gold);
}

.page-faq .faq-plain {
  display: grid;
  gap: 8px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-plain li {
  position: relative;
  padding-left: 18px;
}

.page-faq .faq-plain li::before {
  content: "";
  position: absolute;
  top: 0.78em;
  left: 0;
  width: 10px;
  height: 2px;
  background: var(--gold);
}

.page-faq .faq-band--paper .faq-plain li::before {
  background: var(--flag-red);
}

/* ---------- 示意图 ---------- */
.page-faq .faq-figure {
  margin: 34px 0 0;
  border: var(--frame);
  box-shadow: var(--shadow-hard);
  background: var(--indigo-800);
}

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

.page-faq .faq-figure .figure__caption {
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
  border-top: 2px solid var(--ink);
}

/* ---------- 结尾行动区 ---------- */
.page-faq .faq-cta {
  display: grid;
  gap: 20px;
  margin-top: 40px;
  padding: 26px 22px;
  border: var(--frame);
  box-shadow: var(--shadow-hard);
  background: var(--indigo-800);
  color: var(--paper);
}

.page-faq .faq-cta__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  line-height: 1.35;
  color: var(--paper);
}

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

.page-faq .faq-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-cta__actions .btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.page-faq .faq-cta__actions .btn--ghost {
  color: var(--gold-soft);
  border-color: var(--gold-soft);
}

.page-faq .faq-cta__actions .btn--ghost:hover {
  color: var(--indigo-900);
  background: var(--gold-soft);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero {
    padding: 34px 0 56px;
  }

  .page-faq .faq-hero__lead {
    font-size: 17px;
  }

  .page-faq .faq-jump__list {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-faq .faq-jump__link {
    padding-right: 16px;
  }

  .page-faq .faq-band {
    padding: 64px 0 68px;
  }

  .page-faq .faq-band__num {
    font-size: 48px;
  }

  .page-faq .faq-item__q {
    padding: 24px 0;
    font-size: 1.2rem;
  }

  .page-faq .faq-item__a-inner {
    padding: 20px 24px 20px 24px;
  }

  .page-faq .faq-cta {
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 30px 28px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 42px 0 70px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: 7fr 5fr;
    align-items: end;
    gap: 44px;
  }

  .page-faq .faq-hero__figure {
    transform: rotate(-2deg);
  }

  .page-faq .faq-jump {
    padding: 30px 0 34px;
  }

  .page-faq .faq-jump__list {
    grid-template-columns: repeat(6, 1fr);
  }

  .page-faq .faq-band {
    padding: 80px 0 84px;
  }

  .page-faq .faq-band__head {
    display: grid;
    grid-template-columns: 96px 1fr;
    column-gap: 28px;
    margin-bottom: 40px;
  }

  .page-faq .faq-band__num {
    grid-row: 1 / span 2;
    margin: 0;
    font-size: 58px;
  }

  .page-faq .faq-band__num::after {
    display: none;
  }

  .page-faq .faq-band__title {
    margin-bottom: 14px;
  }

  .page-faq .faq-band__lead {
    max-width: 38em;
  }

  .page-faq .faq-item__q {
    font-size: 1.3rem;
    padding: 26px 0;
  }

  .page-faq .faq-item__a {
    padding: 0 0 28px 36px;
  }

  .page-faq .faq-figure {
    margin-top: 44px;
  }

  .page-faq .faq-cta {
    margin-top: 56px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__ring,
  .page-faq .faq-jump__link,
  .page-faq .faq-item__q {
    transition: none;
  }

  .page-faq .faq-hero__figure {
    transform: none;
  }
}