.page-faq {
  --faq-card: #1B1B20;
  --faq-line-soft: rgba(42, 45, 51, 0.9);
  --faq-amber-soft: rgba(245, 166, 35, 0.16);
  --faq-ice-soft: rgba(58, 90, 120, 0.22);
}

.page-faq .hb-crumb {
  padding: 14px 0 0;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  margin-top: 14px;
  padding: 0 0 clamp(28px, 5vw, 52px);
  border-bottom: var(--hair);
  background:
    radial-gradient(115% 95% at 84% 0%, rgba(232, 69, 28, 0.24), transparent 62%),
    linear-gradient(178deg, var(--ink-2) 0%, var(--ink) 82%);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--faq-line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--faq-line-soft) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.28;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
  padding-top: clamp(26px, 5vw, 52px);
}

.page-faq .faq-hero__copy .hb-eyebrow {
  color: var(--amber);
  letter-spacing: 0.18em;
  font-size: 12px;
  margin: 0 0 14px;
}

.page-faq .faq-hero h1 {
  margin: 0;
  font-size: clamp(27px, 5.2vw, 46px);
  line-height: 1.16;
  letter-spacing: 0.04em;
  font-weight: 800;
  color: var(--mist);
}

.page-faq .faq-hero .hb-lead {
  margin: 16px 0 0;
  max-width: 42em;
  color: var(--mist-2);
  font-size: 16px;
  line-height: 1.75;
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  margin-top: 26px;
}

.page-faq .faq-fact {
  display: grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  gap: 0 4px;
  padding-left: 12px;
  border-left: 2px solid var(--flame);
}

.page-faq .faq-fact__num {
  font-family: var(--font-num);
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-fact__unit {
  font-size: 12px;
  color: var(--mist-2);
}

.page-faq .faq-fact__label {
  grid-column: 1 / -1;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--mist-3);
}

.page-faq .faq-hero__fig {
  margin: 0;
  border: var(--hair);
  background: var(--ink-3);
}

.page-faq .faq-hero__fig img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: contrast(1.06) saturate(1.05);
}

.page-faq .hb-figure__cap {
  display: block;
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--mist-3);
  border-top: var(--hair);
}

/* ---------- 双栏排查台 ---------- */
.page-faq .faq-console {
  display: grid;
  gap: 0;
  margin-top: clamp(24px, 4vw, 40px);
  border-top: var(--hair);
}

.page-faq .faq-dir {
  padding: 18px 0 8px;
  border-bottom: var(--hair);
}

.page-faq .faq-group {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--amber);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-faq .faq-group::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--amber);
  flex: 0 0 auto;
}

.page-faq .faq-group + .faq-dir__list {
  margin-bottom: 16px;
}

.page-faq .faq-dir__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-tab {
  display: block;
  width: 100%;
  min-height: 46px;
  padding: 12px 12px 12px 14px;
  border: 0;
  border-left: 3px solid transparent;
  background: transparent;
  color: var(--mist-2);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-tab:hover {
  background: var(--ink-2);
  color: var(--mist);
}

.page-faq .faq-tab:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -2px;
}

.page-faq .faq-tab[aria-selected="true"],
.page-faq .faq-tab.is-active {
  border-left-color: var(--flame);
  background: linear-gradient(90deg, rgba(232, 69, 28, 0.2), transparent 88%);
  color: var(--mist);
  font-weight: 600;
}

.page-faq .faq-panels {
  padding: 20px 0 clamp(36px, 6vw, 64px);
}

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

.page-faq .faq-panel {
  padding: clamp(18px, 3vw, 30px);
  background: var(--faq-card);
  border: var(--hair);
  border-left: 3px solid var(--flame);
}

.page-faq .faq-panel + .faq-panel {
  margin-top: 18px;
}

.page-faq .faq-panel__head {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .faq-panel__kicker {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--mist-3);
}

.page-faq .faq-panel__title {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 26px);
  line-height: 1.3;
  letter-spacing: 0.03em;
  color: var(--mist);
}

.page-faq .faq-panel__quick {
  margin: 12px 0 0;
  padding: 10px 12px;
  background: var(--faq-amber-soft);
  border-left: 2px solid var(--amber);
  font-size: 14px;
  line-height: 1.65;
  color: var(--mist);
}

.page-faq .faq-panel__body {
  margin-top: 16px;
}

.page-faq .faq-panel__body p {
  margin: 0 0 12px;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist-2);
}

/* ---------- 步骤 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-faq .faq-step {
  position: relative;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 22px;
}

.page-faq .faq-step:last-child {
  padding-bottom: 0;
}

.page-faq .faq-step:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 42px;
  bottom: 4px;
  width: 1px;
  background: var(--metal);
}

.page-faq .faq-step__no {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--metal);
  background: var(--ink-3);
  font-family: var(--font-num);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  color: var(--amber);
}

.page-faq .faq-step__t {
  margin: 6px 0 6px;
  font-size: 15px;
  line-height: 1.5;
  letter-spacing: 0.02em;
  color: var(--mist);
}

.page-faq .faq-step__body p {
  margin: 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-2);
}

/* ---------- 说明条 ---------- */
.page-faq .faq-note {
  margin: 20px 0 0;
  padding: 13px 15px;
  background: var(--faq-ice-soft);
  border-left: 2px solid var(--ice-line);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist-2);
}

.page-faq .faq-inline {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(245, 166, 35, 0.45);
}

.page-faq .faq-inline:hover {
  color: var(--flame-2);
  border-bottom-color: var(--flame-2);
}

.page-faq .faq-inline:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

/* ---------- 定义列表 ---------- */
.page-faq .faq-deflist {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
}

.page-faq .faq-def {
  padding: 14px 0;
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .faq-def:first-child {
  border-top: 1px solid var(--faq-line-soft);
}

.page-faq .faq-deflist--tight .faq-def {
  padding: 12px 0;
}

.page-faq .faq-def__t {
  margin: 0 0 6px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--mist);
}

.page-faq .faq-def p {
  margin: 0;
  max-width: 42em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist-2);
}

/* ---------- 适配表 ---------- */
.page-faq .faq-table {
  width: 100%;
  margin-top: 22px;
  border-collapse: collapse;
  font-family: var(--font-sans);
  font-size: 13.5px;
}

.page-faq .faq-table__cap {
  caption-side: top;
  text-align: left;
  padding: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--mist-3);
}

.page-faq .faq-table th,
.page-faq .faq-table td {
  padding: 11px 10px;
  text-align: left;
  border-bottom: 1px solid var(--faq-line-soft);
  line-height: 1.6;
  color: var(--mist-2);
}

.page-faq .faq-table thead th {
  color: var(--mist-3);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: 0.1em;
}

.page-faq .faq-table tbody th {
  color: var(--mist);
  font-weight: 600;
}

.page-faq .faq-table .is-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  text-align: right;
  color: var(--amber);
}

.page-faq .faq-table tbody tr:hover {
  background: var(--ink-4);
}

.page-faq .faq-check {
  color: var(--amber);
  margin-right: 6px;
}

/* ---------- 章节内配图 ---------- */
.page-faq .faq-figure {
  margin: 22px 0 0;
  border: var(--hair);
  background: var(--ink-3);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: contrast(1.05);
}

/* ---------- 相关入口 ---------- */
.page-faq .faq-more {
  display: grid;
  gap: 1px;
  margin: 0 0 clamp(32px, 6vw, 64px);
  background: var(--metal);
  border: var(--hair);
}

.page-faq .faq-more__item {
  position: relative;
  display: block;
  padding: 18px 48px 18px 18px;
  background: var(--ink-2);
  text-decoration: none;
  transition: background-color 0.18s ease;
}

.page-faq .faq-more__item:hover {
  background: var(--ink-4);
}

.page-faq .faq-more__item:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -2px;
}

.page-faq .faq-more__tag {
  display: block;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--amber);
  margin-bottom: 6px;
}

.page-faq .faq-more__title {
  display: block;
  font-size: 15px;
  line-height: 1.6;
  color: var(--mist);
}

.page-faq .faq-more__go {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-num);
  font-size: 18px;
  color: var(--flame);
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: clamp(32px, 4vw, 56px);
  }

  .page-faq .faq-console {
    grid-template-columns: 292px minmax(0, 1fr);
    gap: 0;
    border-top: var(--hair);
  }

  .page-faq .faq-dir {
    position: sticky;
    top: 16px;
    align-self: start;
    padding: 24px 24px 12px 0;
    border-bottom: 0;
    border-right: var(--hair);
    max-height: calc(100vh - 32px);
    overflow-y: auto;
  }

  .page-faq .faq-panels {
    padding: 24px 0 clamp(44px, 5vw, 72px) clamp(24px, 3vw, 40px);
  }

  .page-faq .faq-more {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-figure {
    max-width: 560px;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-hero__facts {
    gap: 22px 38px;
  }
}

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