.page-faq {
  background: var(--cream);
  color: var(--graphite);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 6vw, 56px) 0 clamp(34px, 6vw, 72px);
  background:
    linear-gradient(160deg, rgba(44, 85, 128, 0.42) 0%, rgba(11, 26, 43, 0) 58%),
    var(--ink-900);
  color: var(--cream);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -30%;
  right: -18%;
  width: 76%;
  height: 170%;
  background: repeating-linear-gradient(
    18deg,
    rgba(216, 169, 76, 0.16) 0 2px,
    transparent 2px 26px
  );
  pointer-events: none;
}

.page-faq .faq-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(26px, 5vw, 48px);
}

.page-faq .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5em;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--silver);
}

.page-faq .breadcrumb a {
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--t), border-color var(--t);
}

.page-faq .breadcrumb a:hover,
.page-faq .breadcrumb a:focus-visible {
  color: var(--copper-light);
  border-bottom-color: currentColor;
}

.page-faq .eyebrow {
  margin: 22px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper-light);
}

.page-faq .faq-hero h1 {
  margin: 14px 0 0;
  font-family: var(--font-head);
  font-size: clamp(30px, 5.6vw, 58px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-faq .faq-lead {
  margin: 20px 0 0;
  max-width: 34em;
  font-family: var(--font-body);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: rgba(246, 239, 226, 0.84);
}

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

.page-faq .faq-meta li {
  padding-right: 16px;
  margin-right: 16px;
  border-right: 1px solid rgba(157, 169, 182, 0.45);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--copper-light);
}

.page-faq .faq-meta li:last-child {
  padding-right: 0;
  margin-right: 0;
  border-right: 0;
}

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

.page-faq .faq-hero-media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: var(--line) solid var(--copper);
  box-shadow: 8px 8px 0 rgba(176, 132, 47, 0.55);
}

.page-faq .media-caption {
  display: block;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--silver);
}

/* ---------- 主体：索引 + 问答 ---------- */
.page-faq .faq-body {
  padding: clamp(34px, 6vw, 76px) 0 clamp(44px, 7vw, 92px);
}

.page-faq .faq-layout {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-faq .faq-index {
  border: var(--line) solid var(--ink-900);
  background: var(--sand);
  padding: 20px 18px 18px;
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-700);
}

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

.page-faq .faq-index-link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: baseline;
  padding: 10px 8px 10px 12px;
  border-left: 4px solid transparent;
  color: var(--ink-900);
  text-decoration: none;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  transition: border-color var(--t), background var(--t), color var(--t);
}

.page-faq .faq-index-link:hover,
.page-faq .faq-index-link:focus-visible {
  border-left-color: var(--cinnabar);
  background: var(--cream);
}

.page-faq .faq-index-link:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 2px;
}

.page-faq .faq-index-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--copper);
}

.page-faq .faq-index-count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-500);
}

.page-faq .faq-index-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(11, 26, 43, 0.2);
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.7;
  color: var(--graphite);
}

/* ---------- 问答组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: calc(var(--header-h) + 20px);
  margin-bottom: clamp(30px, 5vw, 56px);
}

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

.page-faq .faq-group-head {
  display: grid;
  gap: 8px;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: var(--line) solid var(--ink-900);
}

.page-faq .index-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--copper);
}

.page-faq .faq-group-head h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--ink-900);
}

.page-faq .faq-group-head p {
  margin: 0;
  max-width: 38em;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

/* ---------- 展开块 ---------- */
.page-faq .faq-item {
  margin-bottom: 14px;
  border: var(--line) solid var(--ink-900);
  background: var(--cream);
  transition: border-color var(--t), box-shadow var(--t);
}

.page-faq .faq-item:hover {
  border-color: var(--ink-500);
}

.page-faq .faq-item[open] {
  border-color: var(--copper);
  box-shadow: 6px 6px 0 rgba(11, 26, 43, 0.85);
}

.page-faq .faq-item > summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: start;
  padding: 15px 16px;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-head);
  font-size: clamp(15px, 1.8vw, 17px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--ink-900);
  transition: color var(--t);
}

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

.page-faq .faq-item > summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--copper);
}

.page-faq .faq-item[open] > summary::after {
  content: "−";
  color: var(--cinnabar);
}

.page-faq .faq-item > summary:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 2px;
}

.page-faq .faq-q-num {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--copper);
}

.page-faq .faq-a {
  border-top: var(--line) solid var(--copper);
  background: var(--sand);
  padding: 16px 18px 18px;
}

.page-faq .faq-a p {
  margin: 0;
  max-width: 40em;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.9;
  color: var(--graphite);
}

.page-faq .faq-a p + p {
  margin-top: 0.8em;
}

.page-faq .faq-a a {
  color: var(--ink-700);
  text-decoration: none;
  border-bottom: 2px solid var(--copper);
  transition: color var(--t), border-color var(--t);
}

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

/* ---------- 内嵌图 ---------- */
.page-faq .faq-figure {
  margin: 26px 0 0;
  padding: 12px;
  border: var(--line) solid var(--ink-900);
  background: var(--cream);
  box-shadow: var(--shadow-hard);
}

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

.page-faq .faq-figure .media-caption {
  color: var(--ink-500);
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-support {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--cream);
  border-top: var(--line) solid var(--copper);
}

.page-faq .faq-support::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: repeating-linear-gradient(
    18deg,
    var(--copper) 0 12px,
    transparent 12px 28px
  );
  opacity: 0.55;
}

.page-faq .faq-support-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  padding: clamp(32px, 5vw, 60px) 0 clamp(36px, 5vw, 64px);
}

.page-faq .faq-support .eyebrow {
  margin: 0;
  color: var(--copper-light);
}

.page-faq .faq-support h2 {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--cream);
}

.page-faq .faq-support-desc {
  margin: 14px 0 0;
  max-width: 32em;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.85;
  color: rgba(246, 239, 226, 0.78);
}

.page-faq .faq-support-cta {
  margin-top: 20px;
}

.page-faq .faq-channels {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .faq-channel {
  display: grid;
  gap: 4px;
  padding: 16px 16px 16px 18px;
  border-left: 3px solid var(--copper);
  background: rgba(19, 48, 78, 0.72);
}

.page-faq .faq-channel-icon {
  color: var(--copper-light);
  line-height: 0;
  margin-bottom: 4px;
}

.page-faq .faq-channel-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--silver);
}

.page-faq .faq-channel-value {
  font-family: var(--font-head);
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--cream);
  word-break: break-word;
}

.page-faq .faq-channel-note {
  font-family: var(--font-body);
  font-size: 13px;
  line-height: 1.7;
  color: rgba(246, 239, 226, 0.7);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-channels {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: end;
  }

  .page-faq .faq-support-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: center;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-layout {
    grid-template-columns: 272px minmax(0, 1fr);
    align-items: start;
  }

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

  .page-faq .faq-a {
    padding: 18px 24px 20px;
  }

  .page-faq .faq-item > summary {
    padding: 16px 20px;
  }
}

@media (max-width: 420px) {
  .page-faq .faq-meta li {
    padding-right: 12px;
    margin-right: 12px;
    font-size: 10px;
  }

  .page-faq .faq-item > summary {
    gap: 8px;
    padding: 14px 12px;
  }

  .page-faq .faq-a {
    padding: 14px 14px 16px;
  }
}
<<<END>>>