.page-faq {
  --faq-hair: rgba(147, 169, 161, .22);
  --faq-rail: 240px;
  --g-accent: var(--cyan);
  display: block;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(900px 420px at 88% -8%, rgba(35, 224, 206, .12), transparent 65%),
    radial-gradient(720px 400px at -8% 34%, rgba(59, 42, 107, .32), transparent 72%),
    var(--ink);
}

.page-faq img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 26px 0 10px;
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: 26px;
  margin-top: 20px;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(31px, 5.6vw, 54px);
  line-height: 1.06;
  margin: 14px 0 16px;
  max-width: 19ch;
}

.page-faq .faq-hero .section-lede {
  max-width: 40ch;
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-strip {
  list-style: none;
  margin: 28px 0 0;
  padding: 16px 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 30px;
  border-top: 1px solid var(--faq-hair);
}

.page-faq .faq-strip li {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-faq .faq-strip .stat-num {
  font-family: var(--font-mono);
  font-size: 30px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--lime);
}

.page-faq .faq-strip .stat-label {
  font-size: 13px;
  color: var(--muted);
}

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

.page-faq .faq-hero-figure .figure-media {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--cy-20);
  background: var(--panel);
}

.page-faq .faq-hero-figure .figure-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(5, 19, 15, 0) 48%, rgba(5, 19, 15, .6) 100%);
}

.page-faq .figure-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-faq .figure-media--wide {
  aspect-ratio: 7 / 4;
}

.page-faq .figure-media--tall {
  aspect-ratio: 4 / 3;
}

/* ---------- 主体分栏 ---------- */
.page-faq .faq-main {
  padding: 44px 0 72px;
}

.page-faq .faq-layout {
  display: grid;
  gap: 30px;
}

/* 左侧目录 */
.page-faq .faq-index {
  border: 1px solid var(--faq-hair);
  border-radius: 18px;
  padding: 18px 16px;
  background: linear-gradient(160deg, rgba(18, 59, 51, .78), rgba(12, 38, 32, .58));
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--muted);
}

.page-faq .faq-index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-index-list a {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: 10px;
  text-decoration: none;
  color: var(--text);
  font-size: 15px;
  line-height: 1.4;
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.page-faq .faq-index-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.page-faq .faq-index-list a:hover,
.page-faq .faq-index-list a:focus-visible {
  background: var(--cy-12);
  color: var(--cyan);
}

.page-faq .faq-layout:has(#group-access:target) .faq-index-list a[href="#group-access"],
.page-faq .faq-layout:has(#group-data:target) .faq-index-list a[href="#group-data"],
.page-faq .faq-layout:has(#group-venue:target) .faq-index-list a[href="#group-venue"],
.page-faq .faq-layout:has(#group-subscribe:target) .faq-index-list a[href="#group-subscribe"],
.page-faq .faq-layout:has(#group-help:target) .faq-index-list a[href="#group-help"] {
  background: var(--cy-12);
  color: var(--cyan);
  box-shadow: inset 3px 0 0 var(--cyan);
}

.page-faq .faq-index-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--faq-hair);
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* 移动端分组 chips */
.page-faq .faq-chips {
  display: flex;
  gap: 8px;
  margin-bottom: 30px;
  padding-bottom: 4px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-chips .chip {
  display: inline-flex;
  align-items: center;
  flex: none;
  text-decoration: none;
  white-space: nowrap;
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  --g-accent: var(--cyan);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-faq .faq-group + .faq-group {
  margin-top: 56px;
}

.page-faq .faq-group--data {
  --g-accent: var(--lime);
}

.page-faq .faq-group--venue {
  --g-accent: var(--orange);
}

.page-faq .faq-group--subscribe {
  --g-accent: #7C6BE0;
}

.page-faq .faq-group--help {
  --g-accent: #D9487A;
}

.page-faq .faq-group-head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding-bottom: 15px;
  background-image: linear-gradient(90deg, var(--g-accent) 0 72px, rgba(147, 169, 161, .28) 72px 100%);
  background-repeat: no-repeat;
  background-position: left bottom;
  background-size: 100% 4px;
}

.page-faq .faq-group-num {
  font-family: var(--font-mono);
  font-size: 38px;
  line-height: .85;
  letter-spacing: -0.04em;
  color: var(--g-accent);
}

.page-faq .faq-group-title {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(22px, 3vw, 30px);
  margin: 4px 0 8px;
}

.page-faq .faq-group-lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
  max-width: 46ch;
}

.page-faq .faq-group-list {
  margin-top: 8px;
}

/* ---------- 问答项 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-item > summary {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) 18px;
  gap: 12px;
  align-items: start;
  padding: 17px 4px;
  min-height: 44px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: 8px;
}

.page-faq .faq-q-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  padding-top: 5px;
}

.page-faq .faq-q-text {
  font-family: var(--font-head);
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 16.5px;
  line-height: 1.5;
  color: var(--text);
  transition: color 180ms ease;
}

.page-faq .faq-item > summary:hover .faq-q-text {
  color: var(--g-accent);
}

.page-faq .faq-mark {
  position: relative;
  width: 18px;
  height: 18px;
  margin-top: 4px;
}

.page-faq .faq-mark::before,
.page-faq .faq-mark::after {
  content: "";
  position: absolute;
  background: var(--g-accent);
  border-radius: 2px;
  transition: transform 240ms cubic-bezier(.2, .8, .2, 1);
}

.page-faq .faq-mark::before {
  left: 0;
  top: 8px;
  width: 18px;
  height: 2px;
}

.page-faq .faq-mark::after {
  left: 8px;
  top: 0;
  width: 2px;
  height: 18px;
}

.page-faq .faq-item[open] .faq-mark::before {
  transform: rotate(180deg);
}

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

.page-faq .faq-answer {
  padding: 0 4px 18px 42px;
}

.page-faq .faq-answer-tag {
  margin: 0 0 10px;
}

.page-faq .faq-answer p {
  margin: 0 0 10px;
  font-size: 16px;
  line-height: 1.72;
  color: #C6D8D2;
  max-width: 40em;
}

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

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

.page-faq .faq-answer a:hover {
  color: var(--lime);
}

.page-faq .faq-item[open] .faq-answer {
  animation: faq-answer-in 260ms cubic-bezier(.2, .8, .2, 1) both;
}

@keyframes faq-answer-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- 订阅分组的两列 ---------- */
.page-faq .faq-group-split {
  display: grid;
  gap: 26px;
  margin-top: 8px;
}

.page-faq .faq-group-split .faq-group-list {
  margin-top: 0;
}

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

.page-faq .faq-aside-figure .figure-media {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(124, 107, 224, .38);
  background: linear-gradient(160deg, rgba(59, 42, 107, .55), rgba(12, 38, 32, .6));
}

/* ---------- 客服卡片 ---------- */
.page-faq .faq-contact-card {
  margin-top: 30px;
  padding: 20px 22px 22px;
  border-radius: 18px;
  border: 1px solid rgba(255, 107, 44, .38);
  background: linear-gradient(150deg, rgba(255, 107, 44, .16), rgba(12, 38, 32, .55));
}

.page-faq .faq-contact-card p {
  margin: 0 0 6px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
}

.page-faq .faq-contact-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-faq .faq-contact-card .faq-contact-note {
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--muted);
}

.page-faq .faq-contact-card .btn {
  margin-top: 14px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding-top: 36px;
  }

  .page-faq .faq-group-num {
    font-size: 48px;
  }

  .page-faq .faq-answer {
    padding-left: 46px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-group-split {
    grid-template-columns: minmax(0, 1fr) 250px;
    align-items: start;
  }

  .page-faq .faq-aside-figure {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: 48px;
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: 54px;
    align-items: start;
  }

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

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

  .page-faq .faq-group + .faq-group {
    margin-top: 68px;
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-rail-wide,
  .page-faq .faq-layout {
    --faq-rail: 268px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item[open] .faq-answer {
    animation: none;
  }

  .page-faq .faq-mark::before,
  .page-faq .faq-mark::after,
  .page-faq .faq-q-text,
  .page-faq .faq-index-list a {
    transition: none;
  }
}
<<<END>>>