.page-faq {
  --faq-hair: rgba(244, 237, 226, .13);
  --faq-panel: rgba(23, 20, 38, .78);
  --faq-copy: rgba(243, 239, 232, .70);
}

/* ---------- 面包屑与首屏 ---------- */
.page-faq .crumbs {
  padding-top: 22px;
}

.page-faq .faq-hero {
  position: relative;
  isolation: isolate;
  padding-top: 26px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -140px;
  width: 640px;
  height: 640px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(122, 60, 255, .22), transparent 62%);
  pointer-events: none;
  z-index: -1;
}

.page-faq .faq-hero-grid {
  align-items: center;
  gap: 34px;
}

.page-faq .faq-hero-copy .eyebrow {
  color: var(--cyan-400);
}

.page-faq .faq-hero-copy .lede {
  max-width: 46ch;
  margin: 16px 0 0;
  color: var(--faq-copy);
}

.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 纯 CSS 诊断视觉 ---------- */
.page-faq .faq-stage {
  position: relative;
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  aspect-ratio: 1 / 1;
  border-radius: var(--r-lg);
  border: 1px solid var(--faq-hair);
  overflow: hidden;
  background:
    radial-gradient(circle at 72% 26%, rgba(255, 106, 31, .30), transparent 56%),
    radial-gradient(circle at 26% 74%, rgba(122, 60, 255, .36), transparent 58%),
    linear-gradient(150deg, #191533 0%, #0C0A16 100%);
  box-shadow: 0 30px 60px -40px rgba(0, 0, 0, .95);
}

.page-faq .faq-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(47, 227, 214, .32);
}

.page-faq .faq-ring--a { inset: 13%; }
.page-faq .faq-ring--b { inset: 28%; border-color: rgba(255, 194, 75, .42); }
.page-faq .faq-ring--c { inset: 41%; border-color: rgba(255, 106, 31, .5); }

.page-faq .faq-streak {
  position: absolute;
  height: 2px;
  border-radius: 2px;
}

.page-faq .faq-streak--a {
  top: 34%;
  left: -12%;
  width: 124%;
  transform: rotate(-14deg);
  background: linear-gradient(90deg, transparent, var(--cyan-400), transparent);
}

.page-faq .faq-streak--b {
  top: 63%;
  left: -12%;
  width: 132%;
  transform: rotate(9deg);
  opacity: .85;
  background: linear-gradient(90deg, transparent, var(--orange-500), transparent);
}

.page-faq .faq-node {
  position: absolute;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--gold-400);
  box-shadow: 0 0 18px rgba(255, 194, 75, .9);
}

.page-faq .faq-node--a { top: 23%; left: 33%; }

.page-faq .faq-node--b {
  right: 29%;
  bottom: 25%;
  background: var(--cyan-400);
  box-shadow: 0 0 18px rgba(47, 227, 214, .9);
}

.page-faq .faq-scan {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    180deg,
    rgba(244, 237, 226, .055) 0 1px,
    transparent 1px 54px
  );
  animation: faq-scan-move 9s linear infinite;
}

@keyframes faq-scan-move {
  from { transform: translateY(0); }
  to { transform: translateY(54px); }
}

/* ---------- 数据条 ---------- */
.page-faq .faq-stats {
  margin-top: 50px;
  border-top: 1px solid var(--faq-hair);
  border-bottom: 1px solid var(--faq-hair);
  padding: 20px 0;
}

.page-faq .faq-stats .stat-num {
  color: var(--gold-400);
}

/* ---------- 章节头 ---------- */
.page-faq .faq-sec-head {
  max-width: 60ch;
  margin-bottom: 28px;
}

.page-faq .faq-sec-head .section-title {
  margin: 10px 0 12px;
}

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

/* ---------- 三步自查 ---------- */
.page-faq .faq-quick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .faq-quick-item {
  position: relative;
  padding: 26px 24px 28px;
  border-left: 2px solid transparent;
  transition: border-color .2s var(--ease), transform .2s var(--ease);
}

.page-faq .faq-quick-item:hover {
  border-left-color: var(--orange-500);
  transform: translateY(-4px);
}

.page-faq .faq-quick-index {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  letter-spacing: .08em;
  line-height: 1;
  margin-bottom: 14px;
  color: var(--orange-500);
}

.page-faq .faq-quick-item h3 {
  margin: 0 0 10px;
  font-size: 19px;
  line-height: 1.5;
  color: var(--text-paper);
}

.page-faq .faq-quick-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-copy);
}

/* ---------- 视觉带 ---------- */
.page-faq .faq-band {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  border: 1px solid var(--faq-hair);
  overflow: hidden;
}

.page-faq .faq-band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  filter: saturate(.92) contrast(1.06);
}

.page-faq .faq-band::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 48%;
  background: linear-gradient(to top, rgba(10, 9, 18, .94), transparent);
  pointer-events: none;
}

.page-faq .faq-band figcaption {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 16px;
  z-index: 1;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-paper);
}

/* ---------- 筛选条 ---------- */
.page-faq .faq-filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
}

.page-faq .faq-filter .filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  font-family: var(--font-sans);
  font-size: 14px;
  border-radius: var(--r-pill);
  border: 1px solid var(--faq-hair);
  background: var(--faq-panel);
  color: var(--faq-copy);
  cursor: pointer;
  transition: background .18s var(--ease), border-color .18s var(--ease), color .18s var(--ease);
}

.page-faq .faq-filter .filter-btn:hover {
  border-color: var(--cyan-400);
  color: var(--text-paper);
}

.page-faq .faq-filter .filter-btn.is-active {
  background: var(--orange-500);
  border-color: var(--orange-500);
  color: #14121C;
  font-weight: 600;
}

.page-faq .faq-filter .filter-count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  opacity: .78;
}

.page-faq .faq-filter .filter-status {
  margin: 0 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--faq-copy);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-items {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-faq .faq-item {
  position: relative;
  padding: 24px 24px 26px;
  overflow: hidden;
}

.page-faq .faq-item::after {
  content: "";
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 2px;
  border-radius: 2px;
  opacity: .5;
  background: linear-gradient(90deg, var(--orange-500), rgba(122, 60, 255, .7), transparent);
}

.page-faq .faq-item h3 {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0 0 10px;
  font-size: 19px;
  line-height: 1.5;
  color: var(--text-paper);
}

.page-faq .faq-item h3::before {
  content: "";
  flex: none;
  width: 10px;
  height: 10px;
  margin-top: 9px;
  border-radius: 3px;
  background: linear-gradient(135deg, var(--orange-500), var(--violet-500));
  box-shadow: 0 0 12px rgba(255, 106, 31, .55);
}

.page-faq .faq-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-copy);
}

/* ---------- 兜底帮助 ---------- */
.page-faq .faq-help-board {
  padding: 0;
  overflow: hidden;
}

.page-faq .faq-help-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.page-faq .faq-help-copy {
  padding: 32px 26px 34px;
}

.page-faq .faq-help-copy .section-title {
  margin: 10px 0 14px;
}

.page-faq .faq-help-text {
  margin: 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-copy);
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-contact-list li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 15px;
  color: var(--text-paper);
  word-break: break-all;
}

.page-faq .faq-contact-list .mono-label {
  flex: none;
  min-width: 44px;
  color: var(--cyan-400);
}

.page-faq .faq-help-figure {
  margin: 0;
  border-top: 1px solid var(--faq-hair);
}

.page-faq .faq-help-figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
  filter: saturate(.92) contrast(1.06);
}

/* ---------- 中等宽度 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-items {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px 20px;
  }

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

  .page-faq .faq-quick-item:nth-child(2) {
    transform: translateY(22px);
  }

  .page-faq .faq-quick-item:nth-child(2):hover {
    transform: translateY(18px);
  }

  .page-faq .faq-help-copy {
    padding: 38px 36px 40px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-faq .faq-hero-grid {
    gap: 48px;
  }

  .page-faq .faq-stage {
    margin-left: auto;
    margin-right: 0;
  }

  .page-faq .faq-help-grid {
    grid-template-columns: 1.05fr .95fr;
    align-items: stretch;
  }

  .page-faq .faq-help-figure {
    border-top: 0;
    border-left: 1px solid var(--faq-hair);
  }
}

/* ---------- 降级动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-scan {
    animation: none;
  }

  .page-faq .faq-quick-item,
  .page-faq .faq-quick-item:hover {
    transform: none;
    transition: none;
  }
}
<<<END>>>