.page-faq {
  --faq-rail: 230px;
  --faq-cyan-line: rgba(36, 224, 230, 0.45);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 20px 0 clamp(28px, 5vw, 54px);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(circle at 84% 8%, rgba(36, 224, 230, 0.13), transparent 46%),
    radial-gradient(circle at 96% 78%, rgba(255, 77, 141, 0.09), transparent 40%),
    linear-gradient(180deg, rgba(11, 39, 64, 0.62), rgba(6, 24, 38, 0));
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(90deg, var(--line-faint) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, var(--line-faint) 0 1px, transparent 1px 96px);
  opacity: 0.34;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 78%);
}

.page-faq .faq-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 24px;
  margin-top: 18px;
}

.page-faq .faq-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.15rem, 7.2vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: 0.01em;
  margin: 14px 0 0;
  color: var(--ink);
}

.page-faq .faq-hero__text {
  margin: 16px 0 0;
  max-width: 34em;
  color: var(--ink-soft);
  line-height: 1.85;
  font-size: 15.5px;
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid var(--line-faint);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--steel);
}

/* 控制台面板 */
.page-faq .faq-console {
  position: relative;
  padding: clamp(16px, 3vw, 26px);
  border: 1px solid var(--glass-brd);
  border-radius: var(--radius);
}

.page-faq .faq-console::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 58%;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.page-faq .faq-console__bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--steel);
}

.page-faq .faq-console__stamp {
  margin-left: auto;
  color: var(--mint);
}

.page-faq .faq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 16px 0 18px;
}

.page-faq .faq-filter {
  display: inline-block;
  padding: 6px 10px;
  border: 1px solid var(--line-soft);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-filter:hover,
.page-faq .faq-filter:focus-visible {
  color: var(--cyan);
  border-color: var(--faq-cyan-line);
  background: var(--cyan-soft);
}

.page-faq .faq-console__label {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--steel);
}

.page-faq .faq-quick {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-faint);
}

.page-faq .faq-quick a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 2px;
  border-bottom: 1px solid var(--line-faint);
  color: var(--ink);
  font-size: 14.5px;
  line-height: 1.6;
  text-decoration: none;
  transition: color var(--dur) var(--ease), padding-left var(--dur) var(--ease);
}

.page-faq .faq-quick a:hover,
.page-faq .faq-quick a:focus-visible {
  color: var(--cyan);
  padding-left: 6px;
}

.page-faq .faq-quick__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: 0.08em;
}

.page-faq .faq-hero__media {
  margin-top: clamp(24px, 4vw, 40px);
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: clamp(140px, 24vw, 280px);
  object-fit: cover;
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
  filter: saturate(1.05) brightness(0.92);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: 26px;
  padding: clamp(26px, 5vw, 56px) 0 clamp(40px, 7vw, 80px);
}

.page-faq .faq-rail__head {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-faq .faq-rail__list {
  list-style: none;
  margin: 0;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-rail__list li {
  flex: none;
}

.page-faq .faq-rail__list a {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 12px;
  border: 1px solid var(--line-soft);
  color: var(--ink-soft);
  font-size: 13.5px;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-rail__list a:hover,
.page-faq .faq-rail__list a:focus-visible {
  color: var(--cyan);
  border-color: var(--faq-cyan-line);
  background: var(--cyan-soft);
}

.page-faq .faq-rail__num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--cyan);
}

.page-faq .faq-rail__note {
  display: none;
}

/* ---------- 问答区块 ---------- */
.page-faq .faq-block {
  scroll-margin-top: 92px;
  margin-bottom: clamp(34px, 6vw, 62px);
}

.page-faq .faq-block:last-of-type {
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-faq .faq-block__head {
  position: relative;
  padding-top: 18px;
  margin-bottom: 10px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-block__head::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 54px;
  height: 1px;
  background: var(--cyan);
}

.page-faq .faq-block__index {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .faq-block__title {
  margin: 8px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.15rem);
  line-height: 1.12;
  color: var(--ink);
}

.page-faq .faq-block__desc {
  margin: 0 0 12px;
  max-width: 62ch;
  color: var(--steel);
  font-size: 14px;
  line-height: 1.75;
}

/* 手风琴 */
.page-faq .qa {
  border-bottom: 1px solid var(--line-faint);
}

.page-faq .qa summary {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 15px 2px;
  cursor: pointer;
  list-style: none;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.6;
  font-weight: 600;
  transition: color var(--dur) var(--ease);
}

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

.page-faq .qa summary::marker {
  content: "";
}

.page-faq .qa summary:hover {
  color: var(--cyan);
}

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-faq .qa__num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

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

.page-faq .qa__sign {
  flex: none;
  align-self: center;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 1px solid var(--line-soft);
  color: var(--steel);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .qa[open] > summary .qa__sign {
  transform: rotate(45deg);
  color: var(--cyan);
  border-color: var(--faq-cyan-line);
}

.page-faq .qa[open] > summary .qa__num {
  color: var(--cyan);
}

.page-faq .qa__body {
  padding: 0 2px 20px 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.85;
}

.page-faq .qa__body p {
  margin: 0 0 12px;
  max-width: 68ch;
}

.page-faq .qa__body p:last-child {
  margin-bottom: 0;
}

.page-faq .qa__body a {
  color: var(--mint);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-cyan-line);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

.page-faq .qa__path {
  display: inline-block;
  padding-left: 10px;
  border-left: 2px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--mint);
}

/* 权益档位列表 */
.page-faq .faq-tiers {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line-faint);
  border: 1px solid var(--line-soft);
}

.page-faq .faq-tiers li {
  background: var(--panel);
  padding: 11px 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-faq .faq-tiers .mono {
  display: inline-block;
  min-width: 8.6em;
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.04em;
}

/* 五步指引 */
.page-faq .faq-guide {
  display: grid;
  gap: 22px;
  margin: 6px 0 16px;
}

.page-faq .faq-steps {
  list-style: none;
  counter-reset: faqstep;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-steps li {
  position: relative;
  counter-increment: faqstep;
  padding-left: 46px;
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  padding: 2px 5px;
  border: 1px solid var(--faq-cyan-line);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
  line-height: 1.4;
}

.page-faq .faq-steps strong {
  display: block;
  color: var(--ink);
  font-size: 15px;
  margin-bottom: 3px;
}

.page-faq .faq-steps span {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.75;
}

.page-faq .faq-figure {
  margin: 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line-soft);
  filter: saturate(1.02) brightness(0.94);
}

.page-faq .faq-figure figcaption {
  margin-top: 8px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

/* 联系方式块 */
.page-faq .faq-contact {
  display: grid;
  gap: 1px;
  margin: 18px 0 0;
  background: var(--line-faint);
  border: 1px solid var(--line-soft);
}

.page-faq .faq-contact__cell {
  background: var(--panel);
  padding: 14px 16px;
}

.page-faq .faq-contact dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-faq .faq-contact dd {
  margin: 7px 0 0;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink);
  word-break: break-word;
}

/* 相关入口 */
.page-faq .faq-next {
  display: grid;
  gap: 10px;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .faq-next a {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--line-soft);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.6;
  text-decoration: none;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-next a .mono {
  display: block;
  margin-bottom: 4px;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .faq-next a:hover,
.page-faq .faq-next a:focus-visible {
  color: var(--mint);
  border-color: var(--faq-cyan-line);
  background: var(--cyan-soft);
  transform: translateX(2px);
}

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

  .page-faq .faq-next {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .qa__num {
    padding-top: 2px;
  }
}

@media (min-width: 860px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
    gap: clamp(24px, 4vw, 52px);
  }

  .page-faq .faq-guide {
    grid-template-columns: minmax(0, 1fr) minmax(0, 260px);
    align-items: start;
    gap: clamp(20px, 3vw, 34px);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 28px;
    align-self: start;
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding-bottom: 0;
    border-top: 1px solid var(--line-soft);
  }

  .page-faq .faq-rail__list li {
    border-bottom: 1px solid var(--line-faint);
  }

  .page-faq .faq-rail__list a {
    display: flex;
    width: 100%;
    white-space: normal;
    padding: 11px 12px 11px 14px;
    border: 0;
    border-left: 2px solid transparent;
  }

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

  .page-faq .faq-rail__note {
    display: block;
    margin-top: 18px;
    padding: 14px 14px 16px;
    border: 1px solid var(--line-soft);
    background: var(--glass-bg);
  }

  .page-faq .faq-rail__note-title {
    margin: 0 0 6px;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.16em;
    color: var(--steel);
  }

  .page-faq .faq-rail__note-mono {
    margin: 0 0 8px;
    font-family: var(--font-mono);
    font-size: 12.5px;
    color: var(--mint);
  }

  .page-faq .faq-rail__note-text {
    margin: 0;
    font-size: 12.5px;
    line-height: 1.7;
    color: var(--steel);
  }

  .page-faq .qa__body {
    padding-left: 40px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-filter,
  .page-faq .faq-quick a,
  .page-faq .faq-rail__list a,
  .page-faq .qa summary,
  .page-faq .qa__sign,
  .page-faq .faq-next a {
    transition: none;
  }

  .page-faq .qa[open] > summary .qa__sign {
    transform: none;
    color: var(--cyan);
  }

  .page-faq .faq-quick a:hover,
  .page-faq .faq-next a:hover {
    transform: none;
    padding-left: 2px;
  }
}
<<<END>>>