.page-faq {
  background: var(--ink);
  color: var(--bone);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq [id] {
  scroll-margin-top: 92px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--grid);
  padding: clamp(18px, 4vw, 30px) 0 clamp(34px, 6vw, 70px);
  background:
    radial-gradient(circle at 84% 8%, rgba(47, 123, 255, 0.22), transparent 56%),
    radial-gradient(circle at 6% 92%, rgba(23, 232, 138, 0.16), transparent 54%),
    var(--ink);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -12%;
  right: -12%;
  bottom: -58px;
  height: 118px;
  background: repeating-linear-gradient(90deg, var(--grid) 0 1px, transparent 1px 28px);
  transform: rotate(-4deg);
  opacity: 0.5;
  pointer-events: none;
}

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

.page-faq .faq-hero .breadcrumbs {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-faq .faq-hero .breadcrumbs a {
  color: var(--signal);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumbs a:hover,
.page-faq .faq-hero .breadcrumbs a:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(20px, 4vw, 40px);
  margin-top: clamp(14px, 3vw, 24px);
}

.page-faq .faq-hero__copy h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.2vw, 58px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  margin: 10px 0 0;
  color: var(--bone);
}

.page-faq .faq-hero__lead {
  margin: 16px 0 0;
  max-width: 40em;
  font-size: clamp(14.5px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--mist);
}

.page-faq .faq-hero__media {
  margin: 0;
  border: 1px solid var(--grid);
  background: var(--slate);
  clip-path: polygon(0 0, 100% 0, 100% 88%, 86% 100%, 0 100%);
}

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

/* 主题筛选 chips */
.page-faq .chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-faq .chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border: 1px solid var(--grid);
  border-radius: var(--radius);
  background: rgba(28, 36, 34, 0.7);
  color: var(--mist);
  font-size: 13px;
  line-height: 1.4;
  text-decoration: none;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.page-faq .chip:hover,
.page-faq .chip:focus-visible {
  color: var(--on-acid);
  background: var(--acid);
  border-color: var(--acid);
  outline: none;
}

/* ---------- 主体网格 ---------- */
.page-faq .faq-shell {
  padding-top: clamp(26px, 5vw, 54px);
  padding-bottom: clamp(34px, 6vw, 68px);
}

.page-faq .faq-groups {
  display: flex;
  flex-direction: column;
  gap: clamp(26px, 4vw, 46px);
  min-width: 0;
}

/* ---------- 分组 ---------- */
.page-faq .faq-group {
  min-width: 0;
}

.page-faq .faq-group:nth-of-type(1) { --qa-accent: var(--race); }
.page-faq .faq-group:nth-of-type(2) { --qa-accent: var(--acid); }
.page-faq .faq-group:nth-of-type(3) { --qa-accent: var(--signal); }
.page-faq .faq-group:nth-of-type(4) { --qa-accent: var(--flame); }
.page-faq .faq-group:nth-of-type(5) { --qa-accent: var(--clay); }

.page-faq .faq-group__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--grid);
}

.page-faq .faq-group__num {
  align-self: start;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  padding: 2px 6px;
  border: 1px solid currentColor;
  color: var(--qa-accent, var(--race));
}

.page-faq .faq-group h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3.4vw, 30px);
  line-height: 1.25;
  color: var(--bone);
}

.page-faq .faq-group__note {
  grid-column: 2;
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 折叠问答 ---------- */
.page-faq .qa {
  margin-top: 10px;
  border: 1px solid var(--grid);
  border-left: 3px solid var(--qa-accent, var(--race));
  border-radius: var(--radius);
  background: rgba(28, 36, 34, 0.55);
  transition: background-color 180ms ease;
}

.page-faq .qa[open] {
  background: var(--slate);
}

.page-faq .qa__q {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.55;
  color: var(--bone);
}

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

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

.page-faq .qa__idx {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--qa-accent, var(--race));
}

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

.page-faq .qa__icon {
  position: relative;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
  align-self: center;
}

.page-faq .qa__icon::before,
.page-faq .qa__icon::after {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
  background: var(--qa-accent, var(--race));
  transition: transform 180ms ease;
}

.page-faq .qa__icon::after {
  transform: rotate(90deg);
}

.page-faq .qa[open] .qa__icon::after {
  transform: rotate(0deg);
}

.page-faq .qa__a {
  padding: 0 16px 16px 16px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
}

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

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

.page-faq .qa__a a:hover,
.page-faq .qa__a a:focus-visible {
  color: var(--acid);
}

.page-faq .faq-group__link {
  margin: 12px 0 0;
  font-size: 13.5px;
}

.page-faq .faq-group__link a {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--grid);
  color: var(--signal);
  text-decoration: none;
  transition: color 160ms ease, border-color 160ms ease;
}

.page-faq .faq-group__link a::after {
  content: " →";
  font-family: var(--font-mono);
}

.page-faq .faq-group__link a:hover,
.page-faq .faq-group__link a:focus-visible {
  color: var(--acid);
  border-color: var(--acid);
}

/* ---------- 侧边快速入口 ---------- */
.page-faq .faq-rail {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}

.page-faq .rail-panel {
  border: 1px solid var(--grid);
  border-radius: var(--radius);
  background: rgba(28, 36, 34, 0.72);
  padding: 16px;
}

.page-faq .rail-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--acid);
}

.page-faq .rail-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .rail-links li + li {
  border-top: 1px solid var(--grid);
}

.page-faq .rail-links a {
  display: block;
  padding: 10px 0;
  color: var(--bone);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 160ms ease, transform 160ms ease;
}

.page-faq .rail-links a span {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  color: var(--mist);
}

.page-faq .rail-links a:hover,
.page-faq .rail-links a:focus-visible {
  color: var(--acid);
  transform: translateX(3px);
  outline: none;
}

.page-faq .faq-rail__figure {
  margin: 0;
  border: 1px solid var(--grid);
  background: var(--slate);
}

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

.page-faq .rail-panel--note {
  border-color: var(--moss);
  background: rgba(47, 107, 79, 0.22);
}

.page-faq .rail-panel--note .rail-kicker {
  color: var(--race);
}

.page-faq .rail-note-text {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--bone);
}

.page-faq .rail-cta {
  display: inline-block;
  padding: 8px 14px;
  border-radius: var(--radius);
  background: var(--race);
  color: var(--on-race);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease;
}

.page-faq .rail-cta:hover,
.page-faq .rail-cta:focus-visible {
  background: var(--acid);
  color: var(--on-acid);
  outline: none;
}

/* ---------- 联系分组（米白分区） ---------- */
.page-faq .faq-contact {
  background: var(--bone);
  color: var(--ink);
  padding: clamp(30px, 5vw, 60px) 0;
  border-top: 1px solid var(--grid);
}

.page-faq .faq-group__head--light {
  border-bottom-color: rgba(11, 15, 14, 0.22);
}

.page-faq .faq-group__head--light .faq-group__num {
  color: var(--moss);
}

.page-faq .faq-group__head--light h2 {
  color: var(--ink);
}

.page-faq .faq-group__head--light .faq-group__note {
  color: var(--grid);
}

.page-faq .qa--light {
  border: 1px solid rgba(11, 15, 14, 0.18);
  border-left: 3px solid var(--moss);
  background: rgba(255, 255, 255, 0.5);
}

.page-faq .qa--light[open] {
  background: #ffffff;
}

.page-faq .qa--light .qa__q {
  color: var(--ink);
}

.page-faq .qa--light .qa__q:focus-visible {
  outline: 2px solid var(--moss);
  outline-offset: -2px;
}

.page-faq .qa--light .qa__idx {
  color: var(--moss);
}

.page-faq .qa--light .qa__icon::before,
.page-faq .qa--light .qa__icon::after {
  background: var(--moss);
}

.page-faq .qa--light .qa__a {
  color: var(--grid);
}

.page-faq .qa--light .qa__a a {
  color: var(--moss);
}

.page-faq .qa--light .qa__a a:hover,
.page-faq .qa--light .qa__a a:focus-visible {
  color: var(--ink);
}

.page-faq .contact-grid {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
}

.page-faq .contact-cell {
  border: 1px solid rgba(11, 15, 14, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.45);
  padding: 14px 16px;
}

.page-faq .contact-cell dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--moss);
  margin-bottom: 6px;
}

.page-faq .contact-cell dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink);
  word-break: break-word;
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-contact__more {
  margin: 18px 0 0;
  font-size: 14px;
}

.page-faq .faq-contact__more a {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--moss);
  color: var(--moss);
  text-decoration: none;
}

.page-faq .faq-contact__more a::after {
  content: " →";
  font-family: var(--font-mono);
}

.page-faq .faq-contact__more a:hover,
.page-faq .faq-contact__more a:focus-visible {
  color: var(--ink);
  border-color: var(--ink);
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-faq .contact-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .qa__a {
    padding-left: 44px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-shell .grid-12 {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: start;
    gap: clamp(20px, 3vw, 40px);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .chip,
  .page-faq .qa,
  .page-faq .qa__icon::before,
  .page-faq .qa__icon::after,
  .page-faq .rail-links a,
  .page-faq .rail-cta {
    transition: none;
  }

  .page-faq .rail-links a:hover,
  .page-faq .rail-links a:focus-visible {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>