.page-faq {
  --faq-side-max: 46ch;
  --faq-rule: var(--line-soft);
  background:
    radial-gradient(1100px 460px at 86% -6%, rgba(31, 191, 107, .14), transparent 68%),
    radial-gradient(760px 380px at 4% 14%, rgba(71, 215, 224, .07), transparent 70%);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: clamp(22px, 5vw, 56px) 0 clamp(10px, 2vw, 22px);
}

.page-faq .faq-hero .crumb {
  margin-bottom: clamp(16px, 3vw, 28px);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: end;
}

.page-faq .faq-hero__copy h1 {
  font-family: var(--font-head);
  font-size: clamp(34px, 7.2vw, 60px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.012em;
  color: var(--chalk);
  margin: 12px 0 16px;
  max-width: 18ch;
}

.page-faq .faq-hero__copy .lead {
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.78;
  color: rgba(245, 247, 244, .78);
  max-width: 56ch;
  margin: 0;
}

.page-faq .faq-hero__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 11;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(5, 9, 15, .9), rgba(11, 26, 43, .65));
}

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

.page-faq .faq-hero__media .frame__cap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--mist);
  background: linear-gradient(0deg, rgba(5, 9, 15, .86), rgba(5, 9, 15, 0));
}

/* ---------- 问题索引 ---------- */
.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-faq .faq-jump__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: rgba(5, 9, 15, .35);
  color: var(--chalk);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  transition: border-color var(--t), background-color var(--t), transform var(--t);
}

.page-faq .faq-jump__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--turf);
}

.page-faq .faq-jump__item:hover,
.page-faq .faq-jump__item:focus-visible {
  border-color: var(--turf);
  background: rgba(31, 191, 107, .12);
  transform: translateY(-1px);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  padding-top: clamp(36px, 6vw, 76px);
  padding-bottom: clamp(36px, 6vw, 76px);
  scroll-margin-top: 24px;
}

.page-faq .faq-group__grid {
  display: grid;
  gap: clamp(22px, 3vw, 46px);
}

.page-faq .faq-group__side .eyebrow {
  margin-bottom: 10px;
}

.page-faq .faq-group__side h2 {
  font-family: var(--font-head);
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.008em;
  color: var(--chalk);
  margin: 0 0 14px;
}

.page-faq .faq-group__side > p {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--slate);
}

/* ---------- 手风琴问答 ---------- */
.page-faq .qa {
  border-top: 1px solid var(--faq-rule);
}

.page-faq .qa:last-of-type {
  border-bottom: 1px solid var(--faq-rule);
}

.page-faq .qa summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 0;
  margin: 0;
  list-style: none;
  cursor: pointer;
  font-size: clamp(16px, 1.85vw, 19px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--chalk);
  transition: color var(--t);
}

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

.page-faq .qa summary::before {
  content: "";
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-top: .48em;
  border-right: 1.5px solid var(--slate);
  border-bottom: 1.5px solid var(--slate);
  transform: rotate(-45deg);
  transition: transform var(--t), border-color var(--t);
}

.page-faq .qa[open] summary::before {
  transform: rotate(45deg);
  border-color: var(--turf);
}

.page-faq .qa summary:hover,
.page-faq .qa summary:focus-visible {
  color: var(--turf);
}

.page-faq .qa__a {
  padding: 0 0 22px 21px;
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(245, 247, 244, .8);
}

.page-faq .qa__a p {
  margin: 0 0 10px;
}

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

/* ---------- 周末筛选：示意图 ---------- */
.page-faq .faq-weekend__fig {
  position: relative;
  overflow: hidden;
  margin: clamp(20px, 3vw, 28px) 0 0;
  border: 1px solid var(--line);
  aspect-ratio: 10 / 7;
  background: linear-gradient(200deg, rgba(5, 9, 15, .92), rgba(11, 26, 43, .5));
}

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

.page-faq .faq-weekend__fig .frame__cap {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 7px 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--possession);
  background: rgba(5, 9, 15, .78);
}

.page-faq .faq-filter {
  margin-top: 22px;
  padding: 16px 14px;
  border: 1px solid var(--line-soft);
  background: rgba(5, 9, 15, .42);
}

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

.page-faq .fmap-line {
  stroke: var(--line);
  stroke-width: 1;
}

.page-faq .fmap-box {
  fill: rgba(5, 9, 15, .55);
  stroke: var(--line);
  stroke-width: 1;
}

.page-faq .fmap-box--out {
  fill: rgba(31, 191, 107, .14);
  stroke: var(--turf);
}

.page-faq .fmap-text {
  fill: var(--slate);
  font-family: var(--font-body);
  font-size: 13px;
  text-anchor: middle;
}

.page-faq .fmap-text--out {
  fill: var(--turf);
  font-weight: 700;
}

/* ---------- 战术白面板分组 ---------- */
.page-faq .band--chalk {
  background: var(--chalk);
}

.page-faq .band--chalk .faq-group__side .eyebrow {
  color: var(--turf-deep);
}

.page-faq .band--chalk .faq-group__side h2 {
  color: var(--ink);
}

.page-faq .band--chalk .faq-group__side > p {
  color: #4C5A66;
}

.page-faq .band--chalk .qa {
  border-color: rgba(11, 26, 43, .16);
}

.page-faq .band--chalk .qa summary {
  color: var(--ink);
}

.page-faq .band--chalk .qa summary::before {
  border-color: #6C7A86;
}

.page-faq .band--chalk .qa[open] summary::before {
  border-color: var(--turf-deep);
}

.page-faq .band--chalk .qa summary:hover,
.page-faq .band--chalk .qa summary:focus-visible {
  color: var(--turf-deep);
}

.page-faq .band--chalk .qa__a {
  color: #3C4A56;
}

.page-faq .band--chalk .qa__a .link {
  color: var(--turf-deep);
}

/* ---------- 客服收尾 ---------- */
.page-faq .faq-group--support {
  padding-bottom: clamp(48px, 7vw, 96px);
}

.page-faq .faq-support {
  padding: clamp(22px, 3.6vw, 44px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--turf);
  background: linear-gradient(135deg, rgba(31, 191, 107, .1), rgba(5, 9, 15, .6) 62%);
}

.page-faq .faq-support h2 {
  font-family: var(--font-head);
  font-size: clamp(24px, 3.6vw, 38px);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.008em;
  color: var(--chalk);
  margin: 12px 0 12px;
}

.page-faq .faq-support__lead {
  margin: 0;
  max-width: 56ch;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(245, 247, 244, .78);
}

.page-faq .faq-support__grid {
  display: grid;
  gap: 12px;
  margin-top: clamp(18px, 3vw, 28px);
}

.page-faq .faq-support__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: rgba(5, 9, 15, .5);
}

.page-faq .faq-support__key {
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--slate);
}

.page-faq .faq-support__val {
  font-family: var(--font-mono);
  font-size: clamp(14px, 1.7vw, 17px);
  color: var(--chalk);
  text-decoration: none;
  overflow-wrap: anywhere;
  border-bottom: 1px solid transparent;
  transition: color var(--t), border-color var(--t);
}

.page-faq .faq-support__val:hover,
.page-faq .faq-support__val:focus-visible {
  color: var(--turf);
  border-bottom-color: var(--turf);
}

.page-faq .faq-support__act {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 28px);
}

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

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    gap: clamp(30px, 4vw, 64px);
  }

  .page-faq .faq-hero__media {
    aspect-ratio: 2 / 1;
    transform: translateY(clamp(8px, 1.6vw, 22px));
  }

  .page-faq .faq-hero__copy h1 {
    max-width: 16ch;
  }

  .page-faq .faq-group__grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    gap: clamp(30px, 4vw, 72px);
  }

  .page-faq .faq-group__side > p {
    max-width: var(--faq-side-max);
  }

  .page-faq .faq-group__list {
    padding-top: 4px;
  }

  .page-faq .faq-weekend__fig {
    aspect-ratio: 10 / 7;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-group__grid {
    grid-template-columns: minmax(0, .74fr) minmax(0, 1.26fr);
  }
}
<<<END>>>

.page-faq {
  --possession: currentColor;
}