.page-faq {
  --faq-glow: rgba(53, 224, 224, 0.16);
  --faq-panel-bg: rgba(20, 28, 51, 0.92);
}

/* ---------- 面包屑与首屏 ---------- */

.page-faq .breadcrumbs {
  padding-top: clamp(1.25rem, 3vw, 2rem);
}

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 2.25rem) 0 clamp(2rem, 5vw, 3rem);
  border-bottom: 1.5px solid var(--line-soft);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -18%;
  bottom: -55%;
  width: 62%;
  height: 300px;
  background: radial-gradient(ellipse at 65% 35%, var(--faq-glow), transparent 68%);
  pointer-events: none;
}

.page-faq .faq-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.75rem, 5vw, 3rem);
  align-items: end;
}

.page-faq .faq-hero h1 {
  margin: 0.5rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 7.5vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--star-white);
}

.page-faq .faq-hero .lede {
  margin: 1rem 0 0;
  max-width: 34em;
  color: var(--mist-gray);
  font-size: var(--step-18);
  line-height: 1.9;
}

.page-faq .faq-quick {
  border: 1.5px solid var(--line-purple);
  border-radius: var(--radius);
  background: var(--orbit-slate);
  padding: 1.15rem 1.25rem 1.25rem;
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-quick__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: 0.08em;
  color: var(--mist-gray);
}

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

.page-faq .faq-quick__item {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  padding: 0.65rem 0;
  border-bottom: 1px dashed var(--line-soft);
}

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

.page-faq .faq-quick__num {
  flex: none;
  min-width: 4.5rem;
  font-family: var(--font-mono);
  font-size: var(--step-22);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--aurora-cyan);
}

.page-faq .faq-quick__label {
  font-size: var(--step-14);
  line-height: 1.7;
  color: var(--mist-gray);
}

/* ---------- 帮助分层 ---------- */

.page-faq .faq-levels__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: center;
}

.page-faq .faq-levels__figure,
.page-faq .faq-steps__figure {
  margin: 0;
  border: 1.5px solid var(--line-purple);
  border-radius: var(--radius);
  background: var(--nebula-navy);
  overflow: hidden;
}

.page-faq .faq-levels__figure img,
.page-faq .faq-steps__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-faq .faq-levels__figure figcaption,
.page-faq .faq-steps__figure figcaption {
  padding: 0.7rem 1rem 0.85rem;
  border-top: 1.5px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--mist-gray);
}

.page-faq .faq-levels__list {
  list-style: none;
  margin: clamp(1.75rem, 5vw, 2.75rem) 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-faq .faq-level {
  position: relative;
  padding: 1.15rem 1.2rem 1.35rem;
  border: 1.5px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--orbit-slate);
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.page-faq .faq-level:hover {
  transform: translateY(-4px);
  border-color: var(--aurora-cyan);
}

.page-faq .faq-level__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 0.9rem;
  font-family: var(--font-mono);
  font-size: var(--step-16);
  font-weight: 700;
  line-height: 1;
  color: var(--galaxy-purple);
  background: rgba(107, 75, 214, 0.12);
  border: 1.5px solid var(--line-purple);
  border-radius: var(--radius);
  transition: color 0.22s ease, border-color 0.22s ease, background-color 0.22s ease;
}

.page-faq .faq-level:hover .faq-level__num {
  color: var(--aurora-cyan);
  border-color: var(--aurora-cyan);
  background: rgba(53, 224, 224, 0.1);
}

.page-faq .faq-level__title {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: var(--step-22);
  font-weight: 700;
  color: var(--star-white);
}

.page-faq .faq-level__text {
  margin: 0;
  font-size: var(--step-14);
  line-height: 1.85;
  color: var(--mist-gray);
}

.page-faq .faq-level__meta {
  margin: 0.85rem 0 0;
  font-family: var(--font-mono);
  font-size: var(--step-12);
  letter-spacing: 0.05em;
  color: var(--dark-gold);
}

/* ---------- 记录与默认项 ---------- */

.page-faq .faq-steps__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: center;
}

.page-faq .faq-steps .section-sub {
  max-width: 36em;
  margin-top: 0.75rem;
  color: var(--mist-gray);
  font-size: var(--step-16);
  line-height: 1.9;
}

.page-faq .faq-steps__figure {
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-flow {
  list-style: none;
  margin: clamp(1.75rem, 5vw, 2.5rem) 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.page-faq .faq-flow__item {
  position: relative;
  padding: 1.2rem 1.25rem 1.35rem;
  border: 1.5px solid var(--line-purple);
  border-radius: var(--radius);
  background: var(--faq-panel-bg);
}

.page-faq .faq-flow__num {
  display: block;
  margin-bottom: 0.55rem;
  font-family: var(--font-mono);
  font-size: var(--step-28);
  font-weight: 700;
  line-height: 1;
  color: var(--aurora-cyan);
}

.page-faq .faq-flow__title {
  margin: 0 0 0.5rem;
  font-size: var(--step-18);
  font-weight: 700;
  line-height: 1.5;
  color: var(--star-white);
}

.page-faq .faq-flow__item p {
  margin: 0;
  font-size: var(--step-14);
  line-height: 1.85;
  color: var(--mist-gray);
}

.page-faq .faq-steps__foot {
  margin: clamp(1.5rem, 4vw, 2rem) 0 0;
  font-size: var(--step-14);
  line-height: 1.8;
  color: var(--mist-gray);
}

.page-faq .faq-steps__foot a {
  color: var(--aurora-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 问答与侧栏 ---------- */

.page-faq .faq-body {
  display: grid;
  gap: clamp(2rem, 5vw, 3rem);
  padding-top: clamp(2.5rem, 7vw, 4rem);
  padding-bottom: clamp(2.5rem, 7vw, 4rem);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(2rem, 5vw, 3rem);
}

.page-faq .faq-group__title {
  margin: 0 0 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1.5px solid var(--line-soft);
  font-family: var(--font-display);
  font-size: var(--step-28);
  font-weight: 700;
  line-height: 1.35;
  color: var(--star-white);
}

.page-faq .faq-group__num {
  margin-right: 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--step-14);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--mist-gray);
}

.page-faq .panel {
  border: 1.5px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--orbit-slate);
  transition: border-color 0.22s ease;
}

.page-faq .panel + .panel {
  margin-top: 0.75rem;
}

.page-faq .panel:hover,
.page-faq .panel:focus-within {
  border-color: var(--line-purple);
}

.page-faq .panel[data-open="true"] {
  border-color: rgba(53, 224, 224, 0.32);
}

.page-faq .panel__trigger {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  padding: 1rem 1.15rem;
  border: 0;
  background: transparent;
  color: var(--star-white);
  font-family: var(--font-body);
  font-size: var(--step-16);
  font-weight: 600;
  line-height: 1.65;
  text-align: left;
  cursor: pointer;
  transition: color 0.22s ease;
}

.page-faq .panel__trigger:hover {
  color: var(--aurora-cyan);
}

.page-faq .panel__trigger:focus-visible {
  outline: 1.5px solid var(--aurora-cyan);
  outline-offset: -3px;
  border-radius: var(--radius);
}

.page-faq .panel__trigger::after {
  content: "";
  flex: none;
  width: 0.6rem;
  height: 0.6rem;
  margin-top: 0.45rem;
  border-right: 1.5px solid var(--aurora-cyan);
  border-bottom: 1.5px solid var(--aurora-cyan);
  transform: rotate(45deg);
  transition: transform 0.25s ease;
}

.page-faq .panel[data-open="true"] .panel__trigger::after {
  transform: rotate(-135deg);
  margin-top: 0.75rem;
}

.page-faq .panel__body {
  padding: 0 1.15rem 1.2rem;
  color: var(--mist-gray);
  font-size: var(--step-16);
  line-height: 1.9;
}

.page-faq .panel__body p {
  margin: 0;
  max-width: 46em;
}

.page-faq .panel__body p + p {
  margin-top: 0.85rem;
}

.page-faq .panel__body a {
  color: var(--aurora-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .panel__body a:hover {
  color: var(--star-white);
}

.page-faq .panel[data-open="false"] .panel__body {
  display: none;
}

/* 侧栏 */

.page-faq .faq-rail__inner {
  display: grid;
  gap: 1.15rem;
}

.page-faq .rail-card {
  border: 1.5px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--orbit-slate);
  padding: 1.15rem 1.2rem 1.3rem;
}

.page-faq .rail-card--accent {
  border-color: var(--line-purple);
  box-shadow: var(--shadow-hard);
}

.page-faq .rail-card__title {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: var(--step-14);
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--mist-gray);
}

.page-faq .rail-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-faq .rail-list__link {
  position: relative;
  display: block;
  padding-left: 1rem;
  color: var(--star-white);
  font-size: var(--step-14);
  line-height: 1.65;
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-faq .rail-list__link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--galaxy-purple);
  transition: background-color 0.2s ease;
}

.page-faq .rail-list__link:hover,
.page-faq .rail-list__link:focus-visible {
  color: var(--aurora-cyan);
}

.page-faq .rail-list__link:hover::before,
.page-faq .rail-list__link:focus-visible::before {
  background: var(--aurora-cyan);
}

.page-faq .rail-contact__row {
  display: grid;
  gap: 0.15rem;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--line-soft);
}

.page-faq .rail-contact__row:last-child {
  border-bottom: 0;
}

.page-faq .rail-contact__label {
  font-size: var(--step-12);
  letter-spacing: 0.06em;
  color: var(--mist-gray);
}

.page-faq .rail-contact__value {
  font-family: var(--font-mono);
  font-size: var(--step-14);
  line-height: 1.6;
  color: var(--star-white);
  word-break: break-word;
}

.page-faq .rail-note {
  margin: 0.9rem 0 1rem;
  font-size: var(--step-12);
  line-height: 1.75;
  color: var(--mist-gray);
}

.page-faq .rail-card .btn {
  display: inline-flex;
  width: 100%;
  justify-content: center;
}

/* ---------- 自助与人工 ---------- */

.page-faq .faq-handoff__panel {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.25rem);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1.5px solid var(--line-purple);
  border-radius: var(--radius);
  background: var(--nebula-navy);
}

.page-faq .faq-handoff .section-sub {
  max-width: 44em;
  margin-top: 0.75rem;
  color: var(--mist-gray);
  font-size: var(--step-16);
  line-height: 1.9;
}

.page-faq .faq-handoff__stats {
  display: grid;
  gap: 1rem;
}

.page-faq .faq-handoff__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-faq .faq-levels__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }

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

  .page-faq .faq-steps__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.92fr);
  }

  .page-faq .faq-levels__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
  }

  .page-faq .faq-flow__item:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 50%;
    right: -1.05rem;
    width: 0.55rem;
    height: 0.55rem;
    border-top: 1.5px solid var(--aurora-cyan);
    border-right: 1.5px solid var(--aurora-cyan);
    transform: translateY(-50%) rotate(45deg);
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-rail__inner {
    position: sticky;
    top: 6rem;
  }

  .page-faq .faq-handoff__panel {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-handoff__actions {
    grid-column: 1 / -1;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-steps__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }
}
<<<END>>>