.page-faq {
  --faq-panel: rgba(255, 255, 255, 0.72);
  --faq-panel-line: rgba(15, 36, 64, 0.12);
  --faq-gap: clamp(16px, 2.4vw, 28px);
}

/* ---------- 面包屑间距 ---------- */
.page-faq .breadcrumb {
  padding-top: 18px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(24px, 4.5vw, 52px) clamp(20px, 3vw, 36px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -26% -6% auto 18%;
  height: 540px;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(58% 66% at 72% 22%, rgba(201, 154, 62, 0.26), transparent 70%),
    radial-gradient(52% 62% at 18% 62%, rgba(15, 36, 64, 0.14), transparent 74%);
}

.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--faq-gap);
}

.page-faq .faq-hero-main .section-lead {
  max-width: 62ch;
}

.page-faq .faq-hero-media {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  background: linear-gradient(150deg, rgba(15, 36, 64, 0.9), rgba(27, 53, 90, 0.76) 52%, rgba(201, 154, 62, 0.42));
}

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

/* ---------- 首屏指标 ---------- */
.page-faq .faq-stats {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  margin-top: clamp(22px, 3vw, 34px);
}

.page-faq .faq-stats .stat-frame {
  padding: 14px 16px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--faq-panel);
  display: grid;
  gap: 6px;
}

.page-faq .faq-stats .stat-figure {
  font-family: var(--font-num);
  font-size: clamp(30px, 4.4vw, 44px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink-900);
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
}

.page-faq .faq-stats .stat-unit {
  font-size: 0.42em;
  letter-spacing: 0.02em;
  color: var(--gold-500);
}

.page-faq .faq-stats .stat-label {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--gray-500);
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-main-section {
  padding-block: clamp(28px, 4vw, 48px) clamp(20px, 3vw, 36px);
}

.page-faq .faq-layout {
  display: grid;
  gap: var(--faq-gap);
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index {
  padding: 16px 16px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  background: var(--glass-40);
  backdrop-filter: blur(10px);
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  padding-left: 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gray-500);
}

.page-faq .faq-index .index-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-faq .faq-index .index-nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-left: 2px solid transparent;
  border-radius: var(--radius-s);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-700);
  text-decoration: none;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-faq .faq-index .nav-num {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-500);
}

.page-faq .faq-index .index-nav-link.is-active {
  border-left-color: var(--gold-500);
  background: rgba(201, 154, 62, 0.14);
  color: var(--ink-900);
  font-weight: 700;
}

.page-faq .faq-index-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray-500);
}

@media (hover: hover) {
  .page-faq .faq-index .index-nav-link:hover {
    background: rgba(15, 36, 64, 0.06);
    color: var(--ink-900);
  }
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 22px);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(38px, 5vw, 60px);
}

.page-faq .faq-group-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-strong);
}

.page-faq .faq-group-num {
  font-family: var(--font-num);
  font-size: 12.5px;
  letter-spacing: 0.16em;
  color: var(--gold-500);
}

.page-faq .faq-group-title {
  margin: 0;
  font-size: clamp(21px, 2.6vw, 28px);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}

.page-faq .faq-group-lead {
  margin: 12px 0 18px;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* ---------- 手风琴 ---------- */
.page-faq .accordion {
  display: grid;
}

.page-faq .accordion-item {
  border: 1px solid var(--faq-panel-line);
  border-radius: var(--radius-m);
  background: var(--faq-panel);
  transition: border-color 0.28s var(--ease), background 0.28s var(--ease);
}

.page-faq .accordion-item + .accordion-item {
  margin-top: 10px;
}

.page-faq .accordion-item:focus-within,
.page-faq .accordion-item:hover {
  border-color: rgba(201, 154, 62, 0.55);
}

.page-faq .faq-q {
  margin: 0;
  font-size: 1rem;
  font-weight: 400;
}

.page-faq .accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  border: 0;
  background: none;
  font-family: var(--font-head);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
  text-align: left;
  color: var(--ink-900);
  cursor: pointer;
  border-radius: var(--radius-m);
}

.page-faq .accordion-trigger:focus-visible {
  outline: 2px solid var(--gold-500);
  outline-offset: 2px;
}

.page-faq .accordion-index {
  flex: none;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--gold-500);
  padding-top: 2px;
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .accordion-icon {
  position: relative;
  flex: none;
  width: 20px;
  height: 20px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.page-faq .accordion-icon::before,
.page-faq .accordion-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 1.5px;
  background: var(--gold-500);
  transform: translate(-50%, -50%);
  transition: transform 0.28s var(--ease), opacity 0.28s var(--ease);
}

.page-faq .accordion-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.page-faq .accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(90deg) scaleX(0.2);
}

.page-faq .accordion-panel {
  padding: 0 18px 18px 42px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-faq .accordion-panel[hidden] {
  display: none;
}

.page-faq .accordion-panel p {
  margin: 0;
  max-width: 64ch;
}

/* ---------- 中段缓冲带 ---------- */
.page-faq .faq-band {
  display: grid;
  gap: 18px;
  align-items: center;
  margin: clamp(34px, 5vw, 56px) 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold-500);
  border-radius: var(--radius-m);
  background: linear-gradient(135deg, rgba(232, 230, 225, 0.6), rgba(247, 244, 238, 0.9));
}

.page-faq .faq-band-media {
  margin: 0;
  border-radius: var(--radius-m);
  overflow: hidden;
  background: linear-gradient(140deg, rgba(15, 36, 64, 0.18), rgba(201, 154, 62, 0.24));
}

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

.page-faq .faq-band-kicker {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--cinnabar-600);
}

.page-faq .faq-band-text p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.page-faq .faq-band-text .link-arrow {
  font-weight: 700;
  color: var(--ink-700);
}

/* ---------- 联系提示区 ---------- */
.page-faq .faq-help-section {
  padding-block: clamp(24px, 4vw, 48px) clamp(40px, 6vw, 76px);
}

.page-faq .faq-help {
  display: grid;
  gap: 24px;
  padding: clamp(22px, 3.4vw, 40px);
  border-radius: var(--radius-l);
  color: var(--paper-50);
  background:
    radial-gradient(70% 120% at 88% 0%, rgba(201, 154, 62, 0.34), transparent 62%),
    linear-gradient(150deg, #0F2440, #1B355A 62%, #16304F);
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-help .section-kicker {
  color: var(--gold-200);
}

.page-faq .faq-help-title {
  margin: 10px 0 12px;
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-faq .faq-help-text {
  margin: 0;
  max-width: 52ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: rgba(247, 244, 238, 0.82);
}

.page-faq .faq-help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-help .btn--ghost {
  color: var(--gold-200);
  border-color: rgba(240, 217, 168, 0.55);
  background: transparent;
}

.page-faq .faq-help-cards {
  display: grid;
  gap: 10px;
}

.page-faq .faq-help-card {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid rgba(240, 217, 168, 0.28);
  border-radius: var(--radius-m);
  background: rgba(255, 255, 255, 0.06);
  text-decoration: none;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-faq .faq-help-card-title {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--gold-200);
}

.page-faq .faq-help-card-value {
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
  word-break: break-word;
}

@media (hover: hover) {
  .page-faq .faq-help-card:hover {
    border-color: var(--gold-500);
    background: rgba(255, 255, 255, 0.11);
    transform: translateY(-2px);
  }
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-band {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    padding: 22px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: center;
    gap: clamp(28px, 3.6vw, 52px);
  }

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: center;
  }
}

/* ---------- 桌面：左索引 + 右正文 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(32px, 4vw, 56px);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-faq .faq-body {
    min-width: 0;
  }
}

/* ---------- 窄屏收束 ---------- */
@media (max-width: 560px) {
  .page-faq .faq-index .index-nav-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-index .index-nav-link {
    padding: 9px 10px;
    font-size: 14px;
  }

  .page-faq .accordion-trigger {
    padding: 14px 14px;
    font-size: 15.5px;
    align-items: flex-start;
  }

  .page-faq .accordion-panel {
    padding: 0 14px 16px 38px;
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .accordion-icon::before,
  .page-faq .accordion-icon::after,
  .page-faq .accordion-item,
  .page-faq .faq-help-card,
  .page-faq .faq-index .index-nav-link {
    transition: none;
  }
}