.page-faq {
  --faq-index-w: 224px;
  --faq-panel: rgba(11, 39, 64, 0.5);
  --faq-answer: #cfe0ea;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(34px, 6vw, 78px) 0 clamp(28px, 4.5vw, 54px);
  overflow: hidden;
  background:
    radial-gradient(120% 150% at 88% 0%, rgba(59, 46, 143, 0.55) 0%, rgba(6, 26, 46, 0) 58%),
    linear-gradient(180deg, #071d33 0%, var(--deep) 100%);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  left: -6%;
  right: -6%;
  bottom: 16%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(47, 243, 208, 0.5) 40%, rgba(255, 122, 61, 0.45) 70%, transparent 100%);
  transform: rotate(-3.2deg);
  transform-origin: left center;
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  top: -32%;
  right: -12%;
  width: 46%;
  height: 170%;
  background: linear-gradient(115deg, rgba(47, 243, 208, 0.11) 0%, rgba(47, 243, 208, 0) 62%);
  transform: skewX(-14deg);
  pointer-events: none;
}

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

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  max-width: 20ch;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(31px, 6.2vw, 62px);
  line-height: 1.04;
  letter-spacing: -0.015em;
  color: var(--mist);
}

.page-faq .faq-hero .lead {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: clamp(14.5px, 1.7vw, 17.5px);
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-faq .faq-statline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  margin: 28px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-faq .faq-statline .num {
  color: var(--cyan);
  font-size: 14px;
  margin-right: 2px;
}

/* ---------- 主体骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  padding-top: clamp(28px, 5vw, 56px);
  padding-bottom: clamp(52px, 8vw, 104px);
}

.page-faq .faq-body {
  min-width: 0;
}

/* ---------- 场景索引 ---------- */
.page-faq .faq-index-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
}

.page-faq .faq-index-list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-faq .faq-index-list::-webkit-scrollbar {
  height: 4px;
}

.page-faq .faq-index-list::-webkit-scrollbar-thumb {
  background: var(--line);
}

.page-faq .faq-index-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: rgba(11, 39, 64, 0.42);
  color: var(--ink-dim);
  font-size: 13px;
  line-height: 1.2;
  white-space: nowrap;
  text-decoration: none;
  clip-path: var(--cut-sm);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .faq-index-num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  transition: color 0.2s var(--ease);
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  color: var(--mist);
  border-color: var(--cyan);
  background: rgba(47, 243, 208, 0.09);
}

.page-faq .faq-index-link:hover .faq-index-num,
.page-faq .faq-index-link:focus-visible .faq-index-num {
  color: var(--cyan);
}

.page-faq .faq-index-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 22px);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(36px, 6vw, 68px);
  padding-top: clamp(28px, 4vw, 46px);
  border-top: 1px solid var(--line);
}

.page-faq .faq-group-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 12px;
}

.page-faq .faq-group-num {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-right: 13px;
  border-right: 1px solid var(--line);
}

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3.2vw, 30px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--mist);
}

.page-faq .faq-group-lead {
  margin: 0 0 20px;
  max-width: 58ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--ink-dim);
}

.page-faq .faq-group-foot {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .faq-group-foot a,
.page-faq .faq-a a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 208, 0.4);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

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

/* ---------- 配图 ---------- */
.page-faq .faq-figure {
  margin: 0 0 22px;
  border: 1px solid var(--line);
  background: var(--hull);
  clip-path: var(--cut-md);
  overflow: hidden;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-faq .faq-figure figcaption {
  padding: 10px 14px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  line-height: 1.6;
  color: var(--steel);
}

/* ---------- 问答条目 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
}

.page-faq .faq-item {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(11, 39, 64, 0.66) 0%, rgba(11, 39, 64, 0.28) 100%);
  clip-path: var(--cut-md);
  transition: border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .faq-item:hover {
  border-color: rgba(47, 243, 208, 0.42);
}

.page-faq .faq-item[open] {
  border-color: rgba(47, 243, 208, 0.7);
  background: linear-gradient(180deg, rgba(11, 39, 64, 0.9) 0%, rgba(11, 39, 64, 0.5) 100%);
}

.page-faq .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px clamp(15px, 3vw, 24px);
  cursor: pointer;
  list-style: none;
  color: var(--mist);
  font-size: clamp(14.5px, 1.75vw, 16.5px);
  font-weight: 600;
  line-height: 1.55;
}

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

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

.page-faq .faq-q-num {
  flex: none;
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-q-toggle {
  position: relative;
  flex: none;
  width: 13px;
  height: 13px;
  margin-top: 6px;
}

.page-faq .faq-q-toggle::before,
.page-faq .faq-q-toggle::after {
  content: "";
  position: absolute;
  background: var(--steel);
  transition: transform 0.22s var(--ease), background 0.22s var(--ease);
}

.page-faq .faq-q-toggle::before {
  left: 0;
  right: 0;
  top: 5px;
  height: 2px;
}

.page-faq .faq-q-toggle::after {
  top: 0;
  bottom: 0;
  left: 5px;
  width: 2px;
}

.page-faq .faq-item[open] .faq-q-toggle::before {
  background: var(--cyan);
}

.page-faq .faq-item[open] .faq-q-toggle::after {
  transform: scaleY(0);
}

.page-faq .faq-a {
  padding: 14px clamp(15px, 3vw, 24px) 20px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.78;
  color: var(--faq-answer);
}

.page-faq .faq-a p {
  margin: 0;
  max-width: 62ch;
}

.page-faq .faq-steps {
  counter-reset: faqstep;
  display: grid;
  gap: 9px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 11px;
  align-items: start;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  display: grid;
  place-items: center;
  height: 20px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--deep);
  background: var(--cyan);
  clip-path: polygon(5px 0, 100% 0, 100% calc(100% - 5px), calc(100% - 5px) 100%, 0 100%, 0 5px);
}

/* ---------- 支援区 ---------- */
.page-faq .faq-support {
  display: grid;
  gap: 20px;
  padding: clamp(20px, 3.4vw, 32px);
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(59, 46, 143, 0.62) 0%, rgba(11, 39, 64, 0.92) 70%),
    var(--hull);
  clip-path: var(--cut-md);
}

.page-faq .faq-support p {
  margin: 0 0 9px;
  max-width: 62ch;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--ink-dim);
}

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

.page-faq .faq-support-mail {
  font-family: var(--font-mono);
  font-size: clamp(14.5px, 2.1vw, 19px);
  letter-spacing: 0.02em;
  color: var(--mint);
  word-break: break-all;
}

.page-faq .faq-support-side {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: end;
}

.page-faq .faq-totop {
  display: flex;
  justify-content: flex-end;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}

/* ---------- 桌面布局 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    column-gap: clamp(34px, 5vw, 76px);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
  }

  .page-faq .faq-index-list {
    flex-direction: column;
    gap: 3px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index-link {
    width: 100%;
    box-sizing: border-box;
    border-color: transparent;
    border-left: 2px solid var(--line);
    background: transparent;
  }

  .page-faq .faq-index-link:hover,
  .page-faq .faq-index-link:focus-visible {
    border-color: transparent;
    border-left-color: var(--cyan);
    background: rgba(47, 243, 208, 0.07);
  }

  .page-faq .faq-group--with-media {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 272px;
    grid-template-areas:
      "head media"
      "lead media"
      "list media";
    column-gap: clamp(24px, 3.5vw, 40px);
    align-items: start;
  }

  .page-faq .faq-group--with-media .faq-group-head {
    grid-area: head;
  }

  .page-faq .faq-group--with-media .faq-group-lead {
    grid-area: lead;
  }

  .page-faq .faq-group--with-media .faq-list {
    grid-area: list;
  }

  .page-faq .faq-group--with-media .faq-figure--side {
    grid-area: media;
    margin: 2px 0 0;
  }
}

@media (min-width: 720px) {
  .page-faq .faq-support {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }
}

/* ---------- 窄屏收尾 ---------- */
@media (max-width: 480px) {
  .page-faq .faq-statline {
    gap: 8px 18px;
    font-size: 11px;
  }

  .page-faq .faq-q {
    gap: 10px;
  }

  .page-faq .faq-a {
    padding-left: 15px;
    padding-right: 15px;
  }

  .page-faq .faq-support-side .btn {
    flex: 1 1 auto;
    text-align: center;
  }
}
<<<PAGE_CSS_END>>>
<<<END>>>