.page-faq {
  --faq-rail-w: 268px;
  --faq-ink-soft: #9AA6C8;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(24px, 5vw, 56px) 0 clamp(36px, 6vw, 76px);
}

.page-faq .crumbs {
  margin-bottom: clamp(20px, 4vw, 34px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: center;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.025em;
  margin: 14px 0 18px;
  color: var(--ink);
}

.page-faq .faq-hero .lead {
  max-width: 40ch;
  color: var(--ink-2);
}

.page-faq .faq-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}

.page-faq .faq-hero__meta .chip {
  font-size: 13px;
}

.page-faq .faq-hero__visual {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-panel);
  overflow: hidden;
  border: 1px solid var(--stroke);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
}

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

.page-faq .faq-hero__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(158deg, rgba(43, 232, 200, 0.2), transparent 46%, rgba(124, 92, 255, 0.24));
  pointer-events: none;
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(34px, 5vw, 64px);
  }
}

/* ---------- 主体布局 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
}

@media (min-width: 1024px) {
  .page-faq .faq-layout {
    grid-template-columns: var(--faq-rail-w) minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-rail__title {
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--ink-2);
  margin: 0 0 12px;
}

.page-faq .faq-rail__list {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-rail__list::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-rail__link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--stroke);
  background: var(--glass);
  color: var(--ink-2);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.22s var(--ease-out), border-color 0.22s var(--ease-out),
    background 0.22s var(--ease-out);
}

.page-faq .faq-rail__link .num {
  font-size: 12px;
  color: var(--cyan);
}

.page-faq .faq-rail__link:hover,
.page-faq .faq-rail__link:focus-visible {
  color: var(--ink);
  border-color: rgba(43, 232, 200, 0.5);
  background: rgba(43, 232, 200, 0.08);
}

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

.page-faq .faq-rail__note {
  margin: 16px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-faq .faq-rail__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(43, 232, 200, 0.4);
}

@media (min-width: 1024px) {
  .page-faq .faq-rail {
    position: sticky;
    top: 108px;
  }

  .page-faq .faq-rail__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-rail__link {
    border: 0;
    border-radius: 10px;
    background: transparent;
    padding: 11px 8px 11px 0;
    white-space: normal;
    line-height: 1.5;
  }

  .page-faq .faq-rail__link:hover,
  .page-faq .faq-rail__link:focus-visible {
    background: transparent;
    border-color: transparent;
  }

  .page-faq .faq-rail__tick {
    display: block;
    flex: none;
    width: 2px;
    height: 14px;
    border-radius: 2px;
    background: var(--line);
    transition: height 0.24s var(--ease-out), background 0.24s var(--ease-out);
  }

  .page-faq .faq-rail__link:hover .faq-rail__tick,
  .page-faq .faq-rail__link:focus-visible .faq-rail__tick {
    height: 28px;
    background: var(--cyan);
  }
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: 96px;
  padding-bottom: clamp(24px, 4vw, 40px);
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(16px, 3vw, 28px);
}

.page-faq .faq-group__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--line);
  margin-bottom: 2px;
}

.page-faq .faq-group__index {
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-faq .faq-group__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(19px, 3vw, 26px);
  letter-spacing: -0.01em;
  line-height: 1.32;
  margin: 0;
  color: var(--ink);
}

.page-faq .faq-group:target .faq-group__title {
  color: var(--cyan);
}

/* ---------- 组内图文 ---------- */
.page-faq .faq-inset {
  display: grid;
  gap: 18px;
  margin: 22px 0 8px;
  padding: 18px;
  border-radius: var(--radius-soft);
  border: 1px solid var(--stroke);
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.14), rgba(43, 232, 200, 0.08));
}

.page-faq .faq-inset__media {
  border-radius: 12px;
  overflow: hidden;
  background: var(--panel);
}

.page-faq .faq-inset__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-inset__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  color: var(--gold);
  margin: 0 0 8px;
}

.page-faq .faq-inset__copy p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-2);
}

@media (min-width: 720px) {
  .page-faq .faq-inset {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    align-items: center;
    gap: 24px;
    padding: 20px;
  }
}

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

.page-faq .faq-item > summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: start;
  gap: 14px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  transition: color 0.2s var(--ease-out);
}

.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: 6px;
}

.page-faq .faq-item__no {
  font-size: 12.5px;
  color: var(--ink-2);
  padding-top: 5px;
  letter-spacing: 0.06em;
}

.page-faq .faq-item__q {
  font-size: clamp(15.5px, 2.2vw, 17.5px);
  font-weight: 600;
  line-height: 1.56;
  color: var(--ink);
  transition: color 0.2s var(--ease-out);
}

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

.page-faq .faq-item__icon {
  position: relative;
  flex: none;
  width: 26px;
  height: 26px;
  margin-top: 2px;
  border-radius: 50%;
  border: 1px solid var(--stroke);
  transition: transform 0.28s var(--ease-out), border-color 0.28s var(--ease-out),
    background 0.28s var(--ease-out);
}

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

.page-faq .faq-item__icon::before {
  width: 11px;
  height: 1.5px;
}

.page-faq .faq-item__icon::after {
  width: 1.5px;
  height: 11px;
  transition: transform 0.28s var(--ease-out), opacity 0.28s var(--ease-out);
}

.page-faq .faq-item[open] .faq-item__icon {
  transform: rotate(180deg);
  border-color: var(--cyan);
  background: rgba(43, 232, 200, 0.12);
}

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

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

.page-faq .faq-item__body {
  padding: 0 0 22px;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--ink-2);
  max-width: 64ch;
}

.page-faq .faq-item__body p {
  margin: 0;
}

.page-faq .faq-item[open] .faq-item__body {
  animation: faq-reveal 0.34s var(--ease-out) both;
}

@keyframes faq-reveal {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (min-width: 640px) {
  .page-faq .faq-item__body {
    padding-left: 46px;
  }
}

.page-faq .hl {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
}

/* ---------- 底部联系 ---------- */
.page-faq .faq-connect__panel {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding: clamp(26px, 4vw, 48px);
  border-radius: var(--radius-panel);
  border: 1px solid rgba(43, 232, 200, 0.28);
  background:
    radial-gradient(120% 140% at 8% 0%, rgba(43, 232, 200, 0.16), transparent 58%),
    linear-gradient(150deg, var(--panel-2), var(--panel));
  box-shadow: var(--shadow-panel);
}

.page-faq .faq-connect__copy h2 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(21px, 3.4vw, 32px);
  line-height: 1.28;
  letter-spacing: -0.015em;
  margin: 12px 0 14px;
  color: var(--ink);
}

.page-faq .faq-connect__copy > p {
  margin: 0;
  max-width: 44ch;
  color: var(--ink-2);
  line-height: 1.8;
}

.page-faq .faq-connect__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  justify-content: center;
}

.page-faq .faq-connect__actions .contact-line {
  font-family: var(--font-num);
  font-size: 15px;
  color: var(--ink);
  margin: 0;
  word-break: break-word;
}

.page-faq .faq-connect__actions .contact-key {
  font-family: var(--font-body);
  display: inline-block;
  min-width: 5.5em;
  color: var(--ink-2);
  font-size: 13.5px;
}

.page-faq .faq-connect__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.page-faq .faq-connect__tip {
  margin: 0;
  font-size: 13px;
  color: var(--ink-2);
  opacity: 0.6;
  transition: opacity 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}

.page-faq .faq-connect__actions:hover .faq-connect__tip {
  opacity: 1;
  transform: translateY(-2px);
}

@media (min-width: 880px) {
  .page-faq .faq-connect__panel {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-faq .faq-connect__actions {
    border-left: 1px solid var(--stroke);
    padding-left: clamp(20px, 3vw, 36px);
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item[open] .faq-item__body {
    animation: none;
  }

  .page-faq .faq-item__icon,
  .page-faq .faq-rail__tick,
  .page-faq .faq-connect__tip {
    transition: none;
  }
}
</style>
<<<END>>>
</main>