.page-faq {
  padding-top: clamp(20px, 4vw, 40px);
  background:
    radial-gradient(120% 60% at 12% 0%, rgba(30, 58, 95, 0.55) 0%, rgba(11, 18, 32, 0) 62%),
    var(--ink-900);
}

.page-faq .breadcrumb {
  margin-bottom: clamp(16px, 3vw, 28px);
}

/* ---------- 框景首屏 ---------- */
.page-faq .faq-frame {
  position: relative;
  padding: clamp(26px, 5vw, 62px) clamp(20px, 4vw, 56px) clamp(24px, 4vw, 48px);
  background:
    linear-gradient(158deg, rgba(19, 28, 46, 0.96) 0%, rgba(11, 18, 32, 0.98) 68%),
    var(--ink-900);
  overflow: hidden;
}

.page-faq .faq-frame::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: clamp(90px, 22vw, 240px);
  height: 3px;
  background: linear-gradient(90deg, rgba(255, 197, 61, 0), var(--gold));
}

.page-faq .faq-kicker {
  margin: 0 0 clamp(14px, 2vw, 22px);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-faq .faq-title {
  margin: 0;
  max-width: 22ch;
  font-size: clamp(34px, 6.4vw, 76px);
  line-height: 1.12;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-title::after {
  content: "";
  display: block;
  width: clamp(46px, 8vw, 96px);
  height: 3px;
  margin-top: clamp(18px, 3vw, 30px);
  background: var(--gold);
}

.page-faq .faq-lead {
  margin: clamp(20px, 3vw, 32px) 0 0;
  max-width: 62ch;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.8;
  color: var(--steel);
}

.page-faq .faq-meta {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 4vw, 48px);
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: clamp(18px, 2.4vw, 24px) 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.page-faq .faq-meta__item {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-faq .faq-meta__k {
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 600;
  color: var(--gold);
  letter-spacing: -0.01em;
}

.page-faq .faq-meta__v {
  font-size: 13px;
  color: var(--steel);
}

/* ---------- 两栏问答索引 ---------- */
.page-faq .faq-body {
  margin-top: clamp(36px, 6vw, 76px);
  row-gap: clamp(24px, 4vw, 40px);
}

.page-faq .faq-side {
  align-self: start;
}

.page-faq .faq-side__label {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-faq .faq-tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}

.page-faq .faq-tab {
  flex: 0 0 auto;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 10px 14px;
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  color: var(--steel);
  font-family: inherit;
  font-size: 14px;
  white-space: nowrap;
  cursor: pointer;
  transition: color 0.24s var(--ease), border-color 0.24s var(--ease), background 0.24s var(--ease);
}

.page-faq .faq-tab:hover {
  color: var(--paper);
  background: rgba(30, 58, 95, 0.35);
}

.page-faq .faq-tab.is-active {
  color: var(--paper);
  border-bottom-color: var(--gold);
  background: rgba(30, 58, 95, 0.5);
}

.page-faq .faq-tab__num {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-faq .faq-side__note {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
  color: var(--steel);
}

.page-faq .faq-side__note a {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 问答面板 ---------- */
.page-faq .faq-panel {
  padding-bottom: clamp(28px, 5vw, 52px);
  outline: none;
}

.page-faq .faq-panel + .faq-panel {
  padding-top: clamp(28px, 5vw, 52px);
  border-top: 1px solid var(--line);
}

.page-faq .faq-panel .section-head__title {
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.3;
  font-weight: 300;
  color: var(--paper);
}

.page-faq .faq-panel__lead {
  margin: 0 0 clamp(16px, 2.4vw, 24px);
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

.page-faq .faq-list {
  display: grid;
  gap: 10px;
  margin-top: clamp(18px, 2.6vw, 26px);
}

.page-faq .faq-item {
  background: var(--ink-850);
  border-left: 2px solid var(--line);
  transition: background 0.24s var(--ease), border-color 0.24s var(--ease);
}

.page-faq .faq-item:hover {
  background: var(--ink-800);
}

.page-faq .faq-item[open] {
  background: var(--ink-800);
  border-left-color: var(--gold);
}

.page-faq .faq-q {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-q::after {
  content: "+";
  margin-left: auto;
  flex: none;
  font-size: 18px;
  line-height: 1;
  color: var(--gold);
}

.page-faq .faq-item[open] .faq-q::after {
  content: "\2013";
}

.page-faq .faq-q__num {
  flex: none;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--steel);
}

.page-faq .faq-q__text {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .faq-a {
  padding: 0 16px 18px 46px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

.page-faq .faq-a p {
  margin: 0;
  max-width: 66ch;
}

.page-faq .faq-a a {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item[open] .faq-a {
  animation: faq-reveal 0.3s var(--ease);
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: clamp(22px, 3.4vw, 34px) 0 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .faq-figure--tall img {
  max-width: 380px;
}

/* ---------- 结尾人工通道 ---------- */
.page-faq .faq-cta {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin: clamp(12px, 3vw, 24px) 0 clamp(56px, 8vw, 104px);
  padding: clamp(24px, 4vw, 46px);
  background: linear-gradient(118deg, var(--ink-800) 0%, var(--ink-900) 72%);
  border-top: 3px solid var(--gold);
}

.page-faq .faq-cta__index {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}

.page-faq .faq-cta__title {
  margin: 0 0 12px;
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-cta__desc {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--steel);
}

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

/* ---------- 桌面：斜切索引侧栏 ---------- */
@media (min-width: 981px) {
  .page-faq .faq-side {
    position: sticky;
    top: 108px;
    padding-right: clamp(16px, 2vw, 30px);
    border-right: 1px solid var(--line);
  }

  .page-faq .faq-tabs {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-tab {
    width: 100%;
    justify-content: flex-start;
    padding: 12px 14px;
    border-bottom: 0;
    border-left: 3px solid transparent;
    white-space: normal;
    text-align: left;
  }

  .page-faq .faq-tab.is-active {
    border-bottom-color: transparent;
    border-left-color: var(--gold);
    background: linear-gradient(90deg, rgba(30, 58, 95, 0.75), rgba(30, 58, 95, 0));
  }

  .page-faq .faq-cta {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: center;
  }

  .page-faq .faq-cta__actions {
    justify-content: flex-end;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item,
  .page-faq .faq-tab {
    transition: none;
  }

  .page-faq .faq-item[open] .faq-a {
    animation: none;
  }
}
<<<END>>>