.page-faq {
  --faq-aside-w: 236px;
  --faq-gap: clamp(20px, 3.4vw, 46px);
  --faq-anchor: calc(var(--wy-header-h) + 26px);
  background: var(--wy-ink);
  color: var(--wy-text);
  font-family: var(--wy-font);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-top: calc(var(--wy-header-h) + 34px);
  padding-bottom: clamp(24px, 4vw, 44px);
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: -30% -15% auto -15%;
  height: 460px;
  background:
    radial-gradient(58% 62% at 18% 0%, rgba(45, 226, 230, 0.17), transparent 72%),
    radial-gradient(46% 52% at 84% 6%, rgba(232, 74, 138, 0.15), transparent 72%),
    radial-gradient(40% 40% at 60% 30%, rgba(245, 185, 66, 0.08), transparent 70%);
  pointer-events: none;
}
.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
}
.page-faq .wy-breadcrumb {
  margin-bottom: 18px;
}
.page-faq .faq-hero__title {
  font-family: var(--wy-font-head);
  font-size: clamp(28px, 6.4vw, 54px);
  line-height: 1.16;
  letter-spacing: 0.04em;
  font-weight: 800;
  color: var(--wy-fog);
  margin: 10px 0 16px;
  max-width: 15em;
}
.page-faq .faq-hero__lead {
  max-width: 62ch;
  color: var(--wy-text-dim);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  margin: 0 0 26px;
}
.page-faq .faq-hero__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.page-faq .faq-hero__fact {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 18px;
  border-radius: var(--wy-radius);
  background: linear-gradient(150deg, rgba(19, 32, 57, 0.92), rgba(14, 25, 48, 0.6));
  box-shadow: inset 0 0 0 1px var(--wy-line);
  min-width: 132px;
  transition: transform var(--wy-t) var(--wy-ease), box-shadow var(--wy-t) var(--wy-ease);
}
.page-faq .faq-hero__fact:hover {
  transform: translateY(-2px);
  box-shadow: inset 0 0 0 1px var(--wy-line-strong), 0 8px 22px rgba(0, 0, 0, 0.35);
}
.page-faq .faq-hero__fact-num {
  font-family: var(--wy-font-num);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--wy-gold);
  line-height: 1.1;
}
.page-faq .faq-hero__fact:nth-child(2) .faq-hero__fact-num {
  color: var(--wy-cyan);
}
.page-faq .faq-hero__fact:nth-child(3) .faq-hero__fact-num {
  color: var(--wy-cyan-soft);
}
.page-faq .faq-hero__fact-unit {
  font-size: 13px;
  margin-left: 3px;
  color: var(--wy-text-dim);
}
.page-faq .faq-hero__fact-label {
  font-size: 13px;
  color: var(--wy-text-mute);
  letter-spacing: 0.02em;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: var(--faq-gap);
  padding-top: 6px;
}

/* 分类索引 */
.page-faq .faq-aside {
  min-width: 0;
}
.page-faq .faq-aside__title {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--wy-text-mute);
  text-transform: uppercase;
  font-family: var(--wy-font-num);
}
.page-faq .faq-aside__list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0 0 4px;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}
.page-faq .faq-aside__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 9px 14px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--wy-text-dim);
  background: var(--wy-surface);
  box-shadow: inset 0 0 0 1px var(--wy-line);
  font-size: 14px;
  transition: color var(--wy-t) var(--wy-ease), box-shadow var(--wy-t) var(--wy-ease),
    background var(--wy-t) var(--wy-ease);
}
.page-faq .faq-aside__num {
  font-family: var(--wy-font-num);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--wy-cyan);
}
.page-faq .faq-aside__link:hover {
  color: var(--wy-fog);
  background: var(--wy-surface-2);
  box-shadow: inset 0 0 0 1px var(--wy-line-strong);
}
.page-faq .faq-aside__link:focus-visible {
  outline: 2px solid var(--wy-cyan);
  outline-offset: 2px;
  color: var(--wy-fog);
}
.page-faq .faq-aside__note {
  padding: 16px;
  border-radius: var(--wy-radius);
  background: linear-gradient(160deg, rgba(245, 185, 66, 0.09), rgba(14, 25, 48, 0.7));
  box-shadow: inset 0 0 0 1px rgba(245, 185, 66, 0.22);
}
.page-faq .faq-aside__note p {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--wy-text-dim);
}

/* ---------- 章节 ---------- */
.page-faq .faq-main {
  min-width: 0;
}
.page-faq .faq-block {
  scroll-margin-top: var(--faq-anchor);
  padding-top: clamp(26px, 4vw, 40px);
}
.page-faq .faq-block:first-child {
  padding-top: 4px;
}
.page-faq .faq-block + .faq-block {
  margin-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--wy-line);
}
.page-faq .faq-block__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 10px;
}
.page-faq .faq-block__num {
  font-family: var(--wy-font-num);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--wy-cyan);
  padding-bottom: 2px;
  border-bottom: 2px solid var(--wy-cyan);
}
.page-faq .faq-block h2 {
  margin: 0;
  font-family: var(--wy-font-head);
  font-size: clamp(21px, 3.4vw, 30px);
  letter-spacing: 0.04em;
  line-height: 1.3;
  font-weight: 800;
  color: var(--wy-fog);
}
.page-faq .faq-block__intro {
  margin: 0 0 20px;
  color: var(--wy-text-dim);
  font-size: 15px;
  line-height: 1.8;
  max-width: 64ch;
}
.page-faq .faq-block__intro a,
.page-faq .faq-q__answer a {
  color: var(--wy-cyan-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(45, 226, 230, 0.45);
  transition: color var(--wy-t) var(--wy-ease), border-color var(--wy-t) var(--wy-ease);
}
.page-faq .faq-block__intro a:hover,
.page-faq .faq-q__answer a:hover {
  color: var(--wy-gold);
  border-bottom-color: var(--wy-gold);
}
.page-faq .faq-block__intro a:focus-visible,
.page-faq .faq-q__answer a:focus-visible {
  outline: 2px solid var(--wy-cyan);
  outline-offset: 2px;
}

/* ---------- 步骤条 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
}
.page-faq .faq-steps__item {
  position: relative;
  padding-left: 48px;
  padding-bottom: 22px;
}
.page-faq .faq-steps__item:last-child {
  padding-bottom: 4px;
}
.page-faq .faq-steps__item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 30px;
  bottom: 4px;
  width: 2px;
  background: linear-gradient(180deg, rgba(45, 226, 230, 0.85), rgba(45, 226, 230, 0.06));
}
.page-faq .faq-steps__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-family: var(--wy-font-num);
  font-size: 13px;
  font-weight: 700;
  color: var(--wy-ink);
  background: var(--wy-cyan);
  box-shadow: 0 0 0 4px rgba(45, 226, 230, 0.12);
}
.page-faq .faq-steps__title {
  margin: 2px 0 4px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--wy-fog);
}
.page-faq .faq-steps__item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--wy-text-dim);
}

/* ---------- 图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 26px;
  border-radius: var(--wy-radius-lg);
  overflow: hidden;
  background: var(--wy-surface-2);
  box-shadow: inset 0 0 0 1px var(--wy-line);
}
.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-faq .faq-figure figcaption {
  padding: 10px 16px 12px;
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--wy-text-mute);
  background: linear-gradient(180deg, rgba(10, 18, 32, 0), rgba(10, 18, 32, 0.5));
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-q {
  margin-bottom: 10px;
  border-radius: var(--wy-radius);
  background: linear-gradient(150deg, rgba(19, 32, 57, 0.86), rgba(14, 25, 48, 0.62));
  box-shadow: inset 0 0 0 1px var(--wy-line);
  transition: box-shadow var(--wy-t) var(--wy-ease), background var(--wy-t) var(--wy-ease);
}
.page-faq .faq-q:hover {
  box-shadow: inset 0 0 0 1px var(--wy-line-strong);
}
.page-faq .faq-q[open] {
  background: linear-gradient(150deg, rgba(19, 32, 57, 0.96), rgba(16, 28, 51, 0.8));
  box-shadow: inset 0 0 0 1px rgba(45, 226, 230, 0.3);
}
.page-faq .faq-q > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 15px 18px;
  border-radius: var(--wy-radius);
  color: var(--wy-fog);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  transition: color var(--wy-t) var(--wy-ease);
}
.page-faq .faq-q > summary::-webkit-details-marker {
  display: none;
}
.page-faq .faq-q > summary:focus-visible {
  outline: 2px solid var(--wy-cyan);
  outline-offset: -2px;
}
.page-faq .faq-q__text {
  flex: 1 1 auto;
  min-width: 0;
}
.page-faq .faq-q__mark {
  flex: 0 0 auto;
  position: relative;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border-radius: 6px;
  background: rgba(45, 226, 230, 0.12);
  box-shadow: inset 0 0 0 1px rgba(45, 226, 230, 0.35);
  transition: transform var(--wy-t) var(--wy-ease), background var(--wy-t) var(--wy-ease);
}
.page-faq .faq-q__mark::before,
.page-faq .faq-q__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--wy-cyan);
  transform: translate(-50%, -50%);
  transition: opacity var(--wy-t) var(--wy-ease);
}
.page-faq .faq-q__mark::before {
  width: 10px;
  height: 2px;
}
.page-faq .faq-q__mark::after {
  width: 2px;
  height: 10px;
}
.page-faq .faq-q[open] .faq-q__mark::after {
  opacity: 0;
}
.page-faq .faq-q[open] .faq-q__mark {
  background: rgba(245, 185, 66, 0.16);
  box-shadow: inset 0 0 0 1px rgba(245, 185, 66, 0.5);
}
.page-faq .faq-q[open] .faq-q__mark::before {
  background: var(--wy-gold);
}
.page-faq .faq-q__answer {
  padding: 0 18px 16px;
  border-top: 1px solid var(--wy-line);
  margin-top: 2px;
  padding-top: 12px;
}
.page-faq .faq-q__answer p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--wy-text-dim);
}

/* ---------- 联系块 ---------- */
.page-faq .faq-block--support .faq-contact {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}
.page-faq .faq-contact__item {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 13px 16px;
  border-radius: var(--wy-radius);
  background: linear-gradient(140deg, rgba(245, 185, 66, 0.1), rgba(14, 25, 48, 0.72));
  box-shadow: inset 0 0 0 1px rgba(245, 185, 66, 0.24);
}
.page-faq .faq-contact__label {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--wy-text-mute);
  font-family: var(--wy-font-num);
  text-transform: uppercase;
}
.page-faq .faq-contact__value {
  font-size: 15px;
  line-height: 1.6;
  color: var(--wy-fog);
  word-break: break-word;
}
.page-faq .faq-contact__note {
  margin: 0 0 20px;
  padding-left: 14px;
  border-left: 3px solid var(--wy-cyan);
  font-size: 14px;
  line-height: 1.8;
  color: var(--wy-text-dim);
  max-width: 62ch;
}
.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 中屏 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-block--support .faq-contact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-faq .faq-contact__item:last-child {
    grid-column: 1 / -1;
  }
  .page-faq .faq-aside__note {
    display: flex;
    align-items: flex-start;
    gap: 14px;
  }
  .page-faq .faq-aside__note p {
    margin: 0;
  }
}

/* ---------- 宽屏：左侧 sticky 索引 ---------- */
@media (min-width: 1024px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-aside-w) minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-aside {
    position: sticky;
    top: var(--faq-anchor);
    display: block;
  }
  .page-faq .faq-aside__list {
    display: block;
    overflow: visible;
    margin-bottom: 20px;
    border-left: 1px solid var(--wy-line);
    padding: 0;
  }
  .page-faq .faq-aside__list > li {
    margin-bottom: 2px;
  }
  .page-faq .faq-aside__link {
    display: flex;
    width: 100%;
    border-radius: 0 var(--wy-radius-sm) var(--wy-radius-sm) 0;
    background: transparent;
    box-shadow: none;
    padding: 9px 12px 9px 14px;
    margin-left: -1px;
    border-left: 2px solid transparent;
    font-size: 14px;
  }
  .page-faq .faq-aside__link:hover {
    background: rgba(45, 226, 230, 0.08);
    box-shadow: none;
  }
  .page-faq .faq-aside__link:focus-visible {
    outline-offset: -2px;
  }
  .page-faq .faq-aside__note {
    display: block;
  }
  .page-faq .faq-aside__note p {
    margin-top: 10px;
  }
  .page-faq .faq-steps__item {
    padding-left: 56px;
  }
  .page-faq .faq-steps__num {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }
  .page-faq .faq-steps__item:not(:last-child)::before {
    left: 15px;
    top: 34px;
  }
  .page-faq .faq-q > summary {
    padding: 17px 22px;
    font-size: 15.5px;
  }
  .page-faq .faq-q__answer {
    padding: 14px 22px 18px;
  }
  .page-faq .faq-block--support .faq-contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .faq-contact__item:last-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-hero__fact,
  .page-faq .faq-aside__link,
  .page-faq .faq-q,
  .page-faq .faq-q__mark {
    transition: none;
  }
  .page-faq .faq-hero__fact:hover {
    transform: none;
  }
}
<<<END>>>