.page-faq {
  --faq-side: 236px;
  --faq-radius: 16px;
  --faq-accent: var(--neon-cyan);
  background: var(--deep-night);
  color: var(--warm-white);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(1.5rem, 4vw, 3rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  border-bottom: 1px solid var(--deep-line);
  background:
    radial-gradient(1100px 420px at 88% -10%, rgba(35, 230, 208, .10), transparent 60%),
    radial-gradient(760px 380px at 0% 110%, rgba(255, 106, 77, .08), transparent 62%);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: end;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6.4vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: .01em;
  color: var(--white);
  margin: .5rem 0 1rem;
  max-width: 20ch;
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 52ch;
  font-size: var(--fs-md);
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-hero__jump {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin: 1.5rem 0 0;
  padding: 0;
}

.page-faq .faq-hero__jump a {
  display: inline-block;
  padding: .4rem .9rem;
  border: 1px solid var(--deep-line);
  border-radius: 999px;
  font-size: var(--fs-xs);
  color: var(--warm-white);
  text-decoration: none;
  transition: border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-faq .faq-hero__jump a:hover,
.page-faq .faq-hero__jump a:focus-visible {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
}

.page-faq .faq-hero__media {
  margin: 0;
  border: 1px solid var(--deep-line);
  border-radius: 20px;
  overflow: hidden;
  background: var(--deep-step);
  aspect-ratio: 2 / 1;
}

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

/* ---------- 入口判断 ---------- */
.page-faq .faq-router {
  background:
    linear-gradient(180deg, rgba(13, 42, 70, .55), rgba(6, 26, 46, 0) 70%);
}

.page-faq .faq-router__head {
  max-width: 62ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-faq .faq-router__head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2;
  color: var(--white);
  margin: .4rem 0 .75rem;
}

.page-faq .faq-router__lead {
  margin: 0;
  color: var(--mist);
  font-size: var(--fs-sm);
  line-height: 1.85;
}

.page-faq .faq-flow__wrap {
  overflow-x: auto;
  padding-bottom: .5rem;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
  scrollbar-width: thin;
}

.page-faq .faq-flow__wrap::-webkit-scrollbar {
  height: 6px;
}

.page-faq .faq-flow__wrap::-webkit-scrollbar-thumb {
  background: var(--deep-line);
  border-radius: 999px;
}

.page-faq .faq-flow {
  display: block;
  width: 100%;
  min-width: 700px;
  height: auto;
}

.page-faq .faq-router__cards {
  gap: clamp(1rem, 2vw, 1.5rem);
}

.page-faq .faq-entry-card {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: 1.5rem;
  border-radius: var(--faq-radius);
  border: 1px solid var(--deep-line);
  border-top: 3px solid var(--faq-card-accent, var(--neon-cyan));
  background: var(--deep-step);
  transition: transform var(--t-mid) var(--ease), border-color var(--t-mid) var(--ease);
}

.page-faq .faq-entry-card--pitch { --faq-card-accent: var(--pitch); }
.page-faq .faq-entry-card--amber { --faq-card-accent: var(--amber); }
.page-faq .faq-entry-card--cyan { --faq-card-accent: var(--neon-cyan); }

.page-faq .faq-entry-card:hover {
  transform: translateY(-4px);
  border-color: var(--faq-card-accent, var(--neon-cyan));
}

.page-faq .faq-entry-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .12em;
  color: var(--faq-card-accent, var(--neon-cyan));
}

.page-faq .faq-entry-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  line-height: 1.25;
  color: var(--white);
}

.page-faq .faq-entry-card p {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-entry-card .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* ---------- 问答主体 ---------- */
.page-faq .faq-body__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

.page-faq .faq-index__title {
  margin: 0 0 .75rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .14em;
  color: var(--mist);
}

.page-faq .faq-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--deep-line);
}

.page-faq .faq-index__link {
  display: flex;
  align-items: baseline;
  gap: .55rem;
  margin-left: -1px;
  padding: .5rem 0 .5rem 1rem;
  border-left: 2px solid transparent;
  font-size: var(--fs-sm);
  color: var(--mist);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--neon-soft);
  border-left-color: var(--neon-cyan);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--deep-line);
  transition: color var(--t-fast) var(--ease);
}

.page-faq .faq-index__link:hover .faq-index__num,
.page-faq .faq-index__link:focus-visible .faq-index__num {
  color: var(--neon-cyan);
}

.page-faq .faq-group {
  scroll-margin-top: 104px;
  padding-top: clamp(1.25rem, 3vw, 2rem);
  border-top: 1px solid var(--deep-line);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(2.25rem, 5vw, 3.5rem);
}

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .5rem 1rem;
  align-items: center;
  margin-bottom: 1.25rem;
}

.page-faq .faq-group__num {
  flex: none;
  padding: .2rem .45rem;
  border-radius: 6px;
  background: var(--neon-cyan);
  color: var(--deep-night);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  line-height: 1.5;
}

.page-faq .faq-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.2vw, 1.9rem);
  line-height: 1.2;
  color: var(--white);
}

.page-faq .faq-group__note {
  grid-column: 2;
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 折叠条目 ---------- */
.page-faq .faq-item {
  position: relative;
  border: 1px solid var(--deep-line);
  border-radius: 14px;
  background: rgba(13, 42, 70, .5);
  overflow: hidden;
  transition: border-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.page-faq .faq-item + .faq-item {
  margin-top: .75rem;
}

.page-faq .faq-item:hover {
  border-color: var(--neon-soft);
}

.page-faq .faq-item[open] {
  border-color: var(--neon-cyan);
  transform: translateX(4px);
}

.page-faq .faq-item[open]::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--neon-cyan), var(--coral));
}

.page-faq .faq-item > summary {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.05rem 1.25rem 1.05rem 1.5rem;
  list-style: none;
  cursor: pointer;
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--warm-white);
  transition: color var(--t-fast) var(--ease);
}

.page-faq .faq-item > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-item > summary:hover {
  color: var(--neon-soft);
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
}

.page-faq .faq-item__sign {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  border: 1px solid var(--deep-line);
  border-radius: 50%;
  transition: border-color var(--t-fast) var(--ease);
}

.page-faq .faq-item__sign::before,
.page-faq .faq-item__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--neon-soft);
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__sign::before {
  width: 10px;
  height: 2px;
}

.page-faq .faq-item__sign::after {
  width: 2px;
  height: 10px;
  transition: transform var(--t-fast) var(--ease);
}

.page-faq .faq-item[open] .faq-item__sign {
  border-color: var(--neon-cyan);
}

.page-faq .faq-item[open] .faq-item__sign::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-faq .faq-answer {
  padding: 0 1.35rem 1.25rem 1.5rem;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--mist);
}

.page-faq .faq-answer p {
  margin: .6rem 0 0;
}

.page-faq .faq-answer p:first-child {
  margin-top: 0;
}

.page-faq .faq-answer .num {
  font-family: var(--font-mono);
  font-size: .95em;
  color: var(--warm-white);
  background: rgba(35, 230, 208, .12);
  border-radius: 5px;
  padding: 0 .35rem;
}

/* ---------- 问答区配图 ---------- */
.page-faq .faq-media {
  margin: 0 0 1.25rem;
  border-radius: var(--faq-radius);
  overflow: hidden;
  border: 1px solid var(--deep-line);
  border-left: 3px solid var(--pitch);
  background: var(--deep-step);
}

.page-faq .faq-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-faq .faq-media__cap {
  padding: .75rem 1rem;
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--mist);
  border-top: 1px solid var(--deep-line);
}

/* ---------- 联系区块 ---------- */
.page-faq .faq-contact {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border: 1px solid var(--deep-line);
  border-radius: var(--faq-radius);
  background: linear-gradient(135deg, rgba(35, 230, 208, .10), rgba(255, 106, 77, .07));
}

.page-faq .faq-contact__lead {
  margin: 0 0 1.25rem;
  max-width: 66ch;
  font-size: var(--fs-sm);
  line-height: 1.85;
  color: var(--warm-white);
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.page-faq .faq-contact__item {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  padding: .9rem 1rem;
  border: 1px solid var(--deep-line);
  border-radius: 12px;
  background: rgba(6, 26, 46, .6);
}

.page-faq .faq-contact__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  letter-spacing: .1em;
  color: var(--mist);
}

.page-faq .faq-contact__value {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--neon-soft);
  text-decoration: none;
  word-break: break-all;
  transition: color var(--t-fast) var(--ease);
}

.page-faq .faq-contact__value:hover,
.page-faq .faq-contact__value:focus-visible {
  color: var(--coral);
}

.page-faq .faq-contact__value--plain {
  color: var(--warm-white);
}

.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-body__grid {
    grid-template-columns: var(--faq-side) minmax(0, 1fr);
    gap: clamp(2.5rem, 5vw, 4rem);
  }

  .page-faq .faq-index {
    position: sticky;
    top: 104px;
  }
}

@media (max-width: 719px) {
  .page-faq .faq-hero__media {
    aspect-ratio: 16 / 9;
  }

  .page-faq .faq-flow {
    min-width: 620px;
  }

  .page-faq .faq-item > summary {
    padding: 1rem 1rem 1rem 1.25rem;
    font-size: var(--fs-sm);
  }

  .page-faq .faq-answer {
    padding: 0 1rem 1.15rem 1.25rem;
  }
}
<<<END>>>