.page-faq {
  --faq-gap-lg: clamp(28px, 4vw, 64px);
  position: relative;
  background: var(--ink);
  color: var(--fog);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(96px, 12vw, 142px) 0 clamp(34px, 5vw, 54px);
  overflow: hidden;
}
.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -12%;
  width: min(720px, 92vw);
  height: min(720px, 92vw);
  background: radial-gradient(circle at 50% 50%, rgba(242, 184, 75, 0.2), rgba(242, 184, 75, 0.05) 46%, transparent 68%);
  pointer-events: none;
}
.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(242, 184, 75, 0.1) 58%, transparent);
  opacity: 0.7;
}
.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 20em;
  max-width: min(100%, 46rem);
}
.page-faq .faq-hero h1 {
  margin: 14px 0 18px;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(1.85rem, 4.6vw, 3.4rem);
  line-height: 1.16;
  letter-spacing: -0.01em;
  color: var(--fog);
  background: linear-gradient(96deg, var(--fog) 36%, var(--gold-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-faq .faq-hero .lede {
  max-width: 42em;
  margin: 0 0 22px;
  font-size: clamp(0.96rem, 1.1vw, 1.05rem);
  line-height: 1.8;
  color: rgba(244, 246, 250, 0.78);
}
.page-faq .faq-hero__note {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 0.82rem;
  color: var(--graphite);
}
.page-faq .faq-hero__note::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 4px rgba(92, 225, 194, 0.16);
  flex: none;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
  padding: clamp(32px, 5vw, 60px) 0 clamp(48px, 7vw, 86px);
}

/* ---------- 粘性目录 ---------- */
.page-faq .faq-toc {
  min-width: 0;
  padding: 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: rgba(13, 17, 28, 0.78);
}
.page-faq .faq-toc__title {
  margin: 0 0 10px;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--gold);
}
.page-faq .faq-toc__list {
  display: flex;
  gap: 6px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-faq .faq-toc__list li {
  flex: none;
}
.page-faq .faq-toc__link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 9px 12px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: var(--graphite);
  font-size: 0.86rem;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.22s var(--ease-out), background 0.22s var(--ease-out), border-color 0.22s var(--ease-out);
}
.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  color: var(--fog);
  background: rgba(242, 184, 75, 0.1);
  border-color: var(--line);
}
.page-faq .faq-toc__num {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--gold);
}
.page-faq .faq-toc__more {
  display: none;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px dashed var(--line-soft);
}
.page-faq .faq-toc__side {
  display: block;
  padding: 7px 0;
  color: var(--graphite);
  font-size: 0.84rem;
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}
.page-faq .faq-toc__side:hover,
.page-faq .faq-toc__side:focus-visible {
  color: var(--gold-light);
}

/* ---------- 筛选 ---------- */
.page-faq .faq-main {
  min-width: 0;
}
.page-faq .faq-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(16px, 2.4vw, 26px);
}
.page-faq .faq-filters .chip {
  font-size: 0.84rem;
}

/* ---------- 折叠面板 ---------- */
.page-faq .faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.page-faq .faq-item {
  position: relative;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: linear-gradient(155deg, rgba(20, 26, 41, 0.94), rgba(10, 13, 22, 0.94));
  overflow: hidden;
  transition: border-color 0.25s var(--ease-out);
}
.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--gold), rgba(242, 184, 75, 0));
  opacity: 0;
  transition: opacity 0.25s var(--ease-out);
}
.page-faq .faq-item[open] {
  border-color: rgba(242, 184, 75, 0.42);
}
.page-faq .faq-item[open]::before {
  opacity: 1;
}
.page-faq .faq-item--key {
  border-color: rgba(242, 184, 75, 0.52);
  background: linear-gradient(150deg, rgba(242, 184, 75, 0.15), rgba(13, 17, 28, 0.96) 58%);
  box-shadow: var(--shadow-float);
}
.page-faq .faq-item--key::before {
  opacity: 1;
}
.page-faq .faq-item--key .faq-num {
  color: var(--gold-light);
}
.page-faq .faq-sum {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 16px 16px;
  cursor: pointer;
  list-style: none;
  transition: background 0.2s var(--ease-out);
}
.page-faq .faq-sum::-webkit-details-marker {
  display: none;
}
.page-faq .faq-sum::marker {
  content: "";
}
.page-faq .faq-sum:hover {
  background: rgba(244, 246, 250, 0.035);
}
.page-faq .faq-sum:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}
.page-faq .faq-num {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gold);
}
.page-faq .faq-q {
  margin: 0;
  font-family: var(--font-sans);
  font-size: clamp(0.96rem, 1.2vw, 1.05rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--fog);
  overflow-wrap: anywhere;
}
.page-faq .faq-mark {
  position: relative;
  flex: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(242, 184, 75, 0.1);
  transition: background 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}
.page-faq .faq-mark::before,
.page-faq .faq-mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 11px;
  height: 1.5px;
  background: var(--gold);
  transform: translate(-50%, -50%);
  transition: transform 0.28s var(--ease-out), opacity 0.28s var(--ease-out);
}
.page-faq .faq-mark::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.page-faq .faq-item[open] .faq-mark {
  background: rgba(242, 184, 75, 0.24);
  border-color: var(--gold);
}
.page-faq .faq-item[open] .faq-mark::after {
  transform: translate(-50%, -50%) rotate(90deg) scaleX(0);
  opacity: 0;
}
.page-faq .faq-a {
  padding: 16px 16px 22px;
  border-top: 1px dashed var(--line-soft);
  font-size: 0.93rem;
  line-height: 1.8;
  color: rgba(244, 246, 250, 0.8);
}
.page-faq .faq-a p {
  margin: 0 0 12px;
}
.page-faq .faq-a p:last-child {
  margin-bottom: 0;
}
.page-faq .faq-a strong {
  color: var(--fog);
  font-weight: 700;
}
.page-faq .faq-a ul {
  margin: 0 0 12px;
  padding-left: 1.15em;
}
.page-faq .faq-a li {
  margin-bottom: 6px;
}
.page-faq .faq-figure {
  margin: 0 0 16px;
}

/* ---------- 费用表 ---------- */
.page-faq .fee-scroll {
  margin: 16px 0 14px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.page-faq .fee-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 0.85rem;
}
.page-faq .fee-table caption {
  caption-side: top;
  padding: 10px 14px;
  text-align: left;
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  color: var(--gold);
  background: rgba(242, 184, 75, 0.08);
}
.page-faq .fee-table th,
.page-faq .fee-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(244, 246, 250, 0.07);
  vertical-align: top;
}
.page-faq .fee-table thead th {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--graphite);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.page-faq .fee-table tbody th {
  font-weight: 600;
  color: var(--fog);
  white-space: nowrap;
}
.page-faq .fee-table tbody tr {
  transition: background 0.2s var(--ease-out);
}
.page-faq .fee-table tbody tr:hover {
  background: rgba(242, 184, 75, 0.09);
}
.page-faq .fee-table tbody tr:last-child th,
.page-faq .fee-table tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 无结果 ---------- */
.page-faq .filter-empty {
  margin: 18px 0 0;
  padding: 24px 20px;
  border: 1px dashed var(--line);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--graphite);
}
.page-faq .filter-empty a {
  color: var(--gold);
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-contact {
  padding: clamp(40px, 6vw, 76px) 0 clamp(52px, 8vw, 92px);
  background: linear-gradient(180deg, var(--ink-2), var(--ink));
  border-top: 1px solid var(--line-soft);
}
.page-faq .faq-contact__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 4vw, 48px);
  align-items: center;
}
.page-faq .faq-contact__media {
  min-width: 0;
}
.page-faq .faq-contact__body h2 {
  margin: 12px 0 14px;
  font-family: var(--font-sans);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 800;
  line-height: 1.3;
  color: var(--fog);
}
.page-faq .faq-contact__body > p {
  margin: 0 0 18px;
  font-size: 0.93rem;
  line-height: 1.8;
  color: rgba(244, 246, 250, 0.76);
}
.page-faq .contact-line {
  display: grid;
  grid-template-columns: 4.6em minmax(0, 1fr);
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(244, 246, 250, 0.1);
}
.page-faq .contact-line__k {
  font-size: 0.8rem;
  color: var(--graphite);
}
.page-faq .contact-line__v {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--fog);
  overflow-wrap: anywhere;
}
.page-faq .contact-line__v--mono {
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
  color: var(--gold-light);
}
.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 940px) {
  .page-faq .faq-body {
    grid-template-columns: 238px minmax(0, 1fr);
    gap: var(--faq-gap-lg);
  }
  .page-faq .faq-toc {
    position: sticky;
    top: 104px;
  }
  .page-faq .faq-toc__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }
  .page-faq .faq-toc__more {
    display: block;
  }
  .page-faq .faq-sum {
    padding: 18px 22px;
  }
  .page-faq .faq-a {
    padding: 18px 22px 26px;
  }
}

@media (min-width: 860px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: 0.88fr 1.12fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-toc__link,
  .page-faq .faq-mark,
  .page-faq .faq-mark::before,
  .page-faq .faq-mark::after,
  .page-faq .faq-item,
  .page-faq .fee-table tbody tr {
    transition: none;
  }
}
<<<END>>>