.page-faq {
  --faq-gold-line: rgba(201, 162, 39, 0.3);
  --faq-gold-veil: rgba(201, 162, 39, 0.08);
  --faq-shadow: 0 18px 54px rgba(2, 8, 20, 0.35);
  background: var(--page-bg);
}

/* ---------- Hero 封面展区 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: 48px 0 24px;
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 18%, rgba(30, 61, 92, 0.75), transparent 46%),
    linear-gradient(180deg, #0C2240 0%, var(--page-bg) 100%);
  border-bottom: 1px solid var(--border);
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.14;
  pointer-events: none;
}
.page-faq .faq-hero__grid {
  display: grid;
  gap: 28px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.page-faq .faq-hero__crumbs {
  margin: 0 0 24px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.page-faq .faq-hero__crumbs a {
  color: var(--text-mid);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.page-faq .faq-hero__crumbs a:hover {
  color: var(--gold-light);
}
.page-faq .faq-hero__crumb-sep {
  margin: 0 10px;
  color: var(--border);
}
.page-faq .faq-hero .eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--gold-light);
}
.page-faq .faq-hero .eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold);
  flex-shrink: 0;
}
.page-faq .faq-hero__title {
  margin: 20px 0 18px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(40px, 9vw, 72px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--text-high);
}
.page-faq .faq-hero__title-accent {
  font-style: normal;
  color: var(--gold-light);
}
.page-faq .faq-hero__lead {
  max-width: 34em;
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-mid);
}
.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-mid);
}
.page-faq .faq-hero__figure {
  margin: 0 auto;
  position: relative;
  max-width: 320px;
  z-index: 1;
}
.page-faq .faq-hero__img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--faq-shadow);
}
.page-faq .faq-hero__figure::after {
  content: "";
  position: absolute;
  inset: 14px -14px -14px 14px;
  border: 1px solid var(--faq-gold-line);
  border-radius: var(--radius-lg);
  z-index: -1;
}

/* ---------- 快速索引 ---------- */
.page-faq .faq-index {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 40px;
  position: relative;
  z-index: 1;
}
.page-faq .faq-index__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 14px;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-high);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), background 0.2s var(--ease);
}
.page-faq .faq-index__item:hover {
  border-color: var(--gold);
  background: #142F4C;
  transform: translateY(-2px);
}
.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
  flex-shrink: 0;
}

/* ---------- 章节通用 ---------- */
.page-faq .faq-section {
  padding: 64px 0 72px;
  border-bottom: 1px solid var(--border);
}
.page-faq .faq-section--alt {
  background:
    radial-gradient(circle at 90% 8%, var(--faq-gold-veil), transparent 34%),
    linear-gradient(180deg, var(--surface-alt) 0%, var(--page-bg) 100%);
}
.page-faq .faq-section__head {
  margin-bottom: 36px;
}
.page-faq .faq-section__tag {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.page-faq .faq-section__head h2 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 30px;
  line-height: 1.2;
  color: var(--text-high);
}
.page-faq .faq-section__desc {
  max-width: 36em;
  margin: 0;
  color: var(--text-mid);
  line-height: 1.7;
  font-size: 15px;
}
.page-faq .faq-section .mono-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
}
.page-faq .faq-section .diagonal-badge {
  display: inline-block;
  padding: 5px 12px;
  transform: skewX(-12deg);
  background: rgba(201, 162, 39, 0.12);
  border: 1px solid var(--faq-gold-line);
  border-radius: var(--radius-sm);
  color: var(--gold-light);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
}

/* ---------- 折叠面板 ---------- */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.page-faq .faq-panel {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.page-faq .faq-panel:hover {
  border-color: var(--faq-gold-line);
}
.page-faq .faq-panel[open] {
  border-color: rgba(201, 162, 39, 0.55);
  box-shadow: var(--faq-shadow);
}
.page-faq .faq-panel summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 18px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.page-faq .faq-panel summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-panel__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--gold);
  background: rgba(201, 162, 39, 0.08);
  border: 1px solid var(--faq-gold-line);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  white-space: nowrap;
}
.page-faq .faq-panel__title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text-high);
}
.page-faq .faq-panel__body {
  padding: 0 20px 22px;
  color: var(--text-mid);
  font-size: 15px;
  line-height: 1.8;
}
.page-faq .faq-panel__body p {
  margin: 0 0 10px;
}
.page-faq .faq-panel__body p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-panel__body a {
  color: var(--gold-light);
}
.page-faq .faq-panel__icon {
  position: relative;
  width: 26px;
  height: 26px;
  border: 1px solid var(--border);
  border-radius: 50%;
  flex-shrink: 0;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}
.page-faq .faq-panel__icon::before,
.page-faq .faq-panel__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--gold);
  transform: translate(-50%, -50%);
}
.page-faq .faq-panel__icon::before {
  width: 10px;
  height: 2px;
}
.page-faq .faq-panel__icon::after {
  width: 2px;
  height: 10px;
}
.page-faq .faq-panel[open] .faq-panel__icon {
  transform: rotate(45deg);
  border-color: var(--gold);
}

/* ---------- 导出流程 ---------- */
.page-faq .faq-export__flow {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin: 0 0 32px;
  padding: 16px 14px;
  background: rgba(16, 42, 68, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}
.page-faq .faq-export__step {
  display: flex;
  align-items: center;
  gap: 8px;
}
.page-faq .faq-export__step-num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--gold);
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(201, 162, 39, 0.1);
  border: 1px solid var(--faq-gold-line);
  border-radius: var(--radius-sm);
}
.page-faq .faq-export__step-label {
  font-size: 14px;
  color: var(--text-high);
  white-space: nowrap;
}
.page-faq .faq-export__arrow {
  color: var(--gold);
  font-size: 16px;
  font-family: var(--font-mono);
  padding: 0 2px;
}

/* ---------- 导出区左右分栏 ---------- */
.page-faq .faq-export__split {
  display: grid;
  gap: 32px;
}
.page-faq .faq-export__figure {
  margin: 0;
}
.page-faq .faq-export__figure img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  box-shadow: var(--faq-shadow);
}
.page-faq .faq-export__aside .figure-caption {
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-mid);
}
.page-faq .faq-export__aside .figure-caption::before {
  content: "— ";
  color: var(--gold);
}

/* ---------- 命令块 ---------- */
.page-faq .faq-cmd {
  margin-top: 20px;
  padding: 18px 20px;
  background: #091628;
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-sm);
  overflow-x: auto;
}
.page-faq .faq-cmd__head {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-mid);
}
.page-faq .faq-cmd code {
  display: block;
  padding: 2px 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: var(--gold-light);
  white-space: nowrap;
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-contact {
  padding: 64px 0 72px;
  background:
    radial-gradient(circle at 12% 20%, rgba(201, 162, 39, 0.12), transparent 30%),
    linear-gradient(135deg, var(--wine) 0%, #5A2330 100%);
  border-bottom: 1px solid var(--border);
}
.page-faq .faq-contact .mono-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold-light);
}
.page-faq .faq-contact__grid {
  display: grid;
  gap: 36px;
}
.page-faq .faq-contact__title {
  margin: 14px 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 32px;
  line-height: 1.2;
  color: #F2EBDD;
}
.page-faq .faq-contact__info p {
  margin: 0 0 24px;
  color: rgba(232, 232, 232, 0.82);
  font-size: 15px;
  line-height: 1.8;
  max-width: 30em;
}
.page-faq .faq-contact .btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: var(--radius-pill);
  background: var(--gold);
  color: #0A1B32;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}
.page-faq .faq-contact .btn-gold:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
}
.page-faq .faq-contact__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.page-faq .faq-contact__card {
  background: rgba(10, 27, 50, 0.35);
  border: 1px solid rgba(232, 232, 232, 0.18);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  backdrop-filter: blur(4px);
}
.page-faq .faq-contact__card-label {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(229, 193, 78, 0.92);
}
.page-faq .faq-contact__card-value {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: #F2EBDD;
  line-height: 1.5;
  word-break: break-all;
}
.page-faq .faq-contact__note {
  margin: 24px 0 0;
  font-size: 13px;
  color: rgba(232, 232, 232, 0.7);
  line-height: 1.7;
}
.page-faq .faq-contact__bottom {
  margin-top: 40px;
  text-align: center;
}
.page-faq .faq-top {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border: 1px solid rgba(229, 193, 78, 0.6);
  border-radius: var(--radius-pill);
  color: var(--gold-light);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  gap: 8px;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.page-faq .faq-top:hover {
  background: var(--gold);
  color: var(--page-bg);
}

/* ---------- 标签与文字补充 ---------- */
.page-faq .tag-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-mid);
  background: var(--panel-bg);
}
.page-faq .tag-dot.is-live::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
  animation: faq-pulse 2s infinite;
}
.page-faq .faq-hero__meta .mono-label,
.page-faq .faq-contact .mono-label {
  color: var(--gold-light);
}

@keyframes faq-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(211, 47, 47, 0.45);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(211, 47, 47, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(211, 47, 47, 0);
  }
}

/* ---------- 媒体查询：平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-index {
    grid-template-columns: repeat(4, 1fr);
  }
  .page-faq .faq-contact__cards {
    grid-template-columns: 1fr 1fr;
  }
  .page-faq .faq-export__arrow {
    padding: 0 10px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    padding: 72px 0 32px;
  }
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
  }
  .page-faq .faq-hero__figure {
    max-width: 460px;
    justify-self: end;
    margin-right: 0;
  }
  .page-faq .faq-section {
    padding: 88px 0 96px;
  }
  .page-faq .faq-section__head {
    max-width: 720px;
  }
  .page-faq .faq-section__head h2 {
    font-size: 40px;
  }
  .page-faq .faq-export__split {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
    align-items: start;
  }
  .page-faq .faq-export__aside {
    position: sticky;
    top: calc(var(--header-clearance) + 24px);
  }
  .page-faq .faq-contact {
    padding: 80px 0 88px;
  }
  .page-faq .faq-contact__grid {
    grid-template-columns: 0.75fr 1.25fr;
    gap: 56px;
    align-items: center;
  }
  .page-faq .faq-contact__title {
    font-size: 38px;
  }
}