.page-faq {
  background-color: var(--c-cream);
  background-image:
    linear-gradient(to right, rgba(18, 38, 58, .045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(18, 38, 58, .045) 1px, transparent 1px);
  background-size: 64px 64px;
  color: var(--c-navy);
  font-family: var(--font-body);
  overflow-x: clip;
}

.page-faq .breadcrumb {
  padding-top: 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
}

.page-faq .crumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--c-mist);
}

.page-faq .crumb-item + .crumb-item::before {
  content: "/";
  margin-right: 6px;
  color: var(--c-line);
}

.page-faq .crumb-item a {
  color: var(--c-navy);
  text-decoration: none;
  border-bottom: 1px solid var(--c-line);
}

.page-faq .crumb-item a:hover {
  color: var(--c-red);
  border-bottom-color: var(--c-red);
}

/* ---------- 页头 ---------- */

.page-faq .faq-top {
  padding-bottom: 40px;
}

.page-faq .faq-head-grid {
  display: grid;
  gap: 28px;
  padding-top: 24px;
}

.page-faq .faq-kicker {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-red);
}

.page-faq .faq-kicker::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 2px;
  margin-right: 10px;
  vertical-align: 4px;
  background: var(--c-red);
}

.page-faq .faq-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--c-navy);
}

.page-faq .faq-lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: 17px;
  line-height: 28px;
  color: var(--c-navy);
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--c-line);
}

.page-faq .faq-jump-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--c-mist);
}

.page-faq .faq-jump-link {
  padding: 5px 11px;
  border: 1px solid var(--c-line);
  background: var(--c-paper);
  color: var(--c-navy);
  font-size: 13px;
  text-decoration: none;
  transition: border-color 120ms var(--ease), color 120ms var(--ease);
}

.page-faq .faq-jump-link:hover,
.page-faq .faq-jump-link:focus-visible {
  border-color: var(--c-red);
  color: var(--c-red);
}

.page-faq .faq-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--c-line);
}

.page-faq .faq-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 10px;
  border-left: 2px solid var(--c-amber);
}

.page-faq .faq-meta-num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--c-red);
}

.page-faq .faq-meta-label {
  font-size: 12px;
  line-height: 18px;
  color: var(--c-mist);
}

.page-faq .faq-figure {
  position: relative;
  margin: 0;
  padding: 10px;
  border: 1px solid var(--c-line);
  background-color: var(--c-paper);
  background-image: linear-gradient(145deg, rgba(232, 69, 44, .12), rgba(217, 154, 43, .14) 52%, rgba(201, 216, 197, .34));
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--c-line);
}

.page-faq .media-caption {
  margin-top: 10px;
  font-size: 12px;
  line-height: 18px;
  color: var(--c-mist);
}

/* ---------- 章节通用 ---------- */

.page-faq .faq-sec-head {
  position: relative;
  padding-bottom: 22px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--c-line);
  overflow: hidden;
}

.page-faq .faq-sec-num {
  position: absolute;
  top: -14px;
  right: 0;
  font-family: var(--font-mono);
  font-size: clamp(52px, 13vw, 124px);
  font-weight: 700;
  line-height: .8;
  color: rgba(232, 69, 44, .13);
  pointer-events: none;
}

.page-faq .faq-sec-kicker {
  position: relative;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--c-amber);
}

.page-faq .faq-sec-title {
  position: relative;
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(23px, 4.6vw, 36px);
  line-height: 1.2;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--c-navy);
}

.page-faq .faq-sec-note {
  position: relative;
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 26px;
  color: var(--c-mist);
}

/* ---------- 新手起步 ---------- */

.page-faq .faq-start {
  padding-block: 44px 48px;
  border-top: 3px solid var(--c-red);
  border-bottom: 1px solid rgba(18, 38, 58, .18);
  background-color: var(--c-navy);
  background-image:
    linear-gradient(150deg, rgba(232, 69, 44, .26), rgba(232, 69, 44, 0) 58%),
    linear-gradient(to right, rgba(246, 241, 231, .06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(246, 241, 231, .06) 1px, transparent 1px);
  background-size: auto, 48px 48px, 48px 48px;
  color: var(--c-cream);
}

.page-faq .faq-start .faq-sec-head {
  border-bottom-color: rgba(246, 241, 231, .22);
}

.page-faq .faq-start .faq-sec-num {
  color: rgba(246, 241, 231, .14);
}

.page-faq .faq-start .faq-sec-kicker {
  color: var(--c-amber);
}

.page-faq .faq-start .faq-sec-title {
  color: var(--c-cream);
}

.page-faq .faq-start .faq-sec-note {
  color: rgba(246, 241, 231, .74);
}

.page-faq .faq-steps {
  display: grid;
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  padding-top: 14px;
  border-top: 1px solid rgba(246, 241, 231, .24);
}

.page-faq .faq-step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: var(--c-amber);
}

.page-faq .faq-step-title {
  margin: 10px 0 8px;
  font-family: var(--font-head);
  font-size: 18px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--c-cream);
}

.page-faq .faq-step-text {
  margin: 0;
  font-size: 15px;
  line-height: 26px;
  color: rgba(246, 241, 231, .8);
}

.page-faq .faq-start-cta {
  margin: 30px 0 0;
}

/* ---------- 使用指南 ---------- */

.page-faq .faq-guide {
  padding-block: 46px 50px;
}

.page-faq .faq-guide-grid {
  display: grid;
  gap: 22px;
}

.page-faq .faq-track {
  padding: 16px 14px 18px;
  background: var(--c-navy);
  border-top: 3px solid var(--c-red);
  color: var(--c-cream);
}

.page-faq .faq-track-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--c-amber);
}

.page-faq .faq-track-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
}

.page-faq .faq-track-link {
  display: flex;
  flex: 0 0 auto;
  align-items: baseline;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid rgba(246, 241, 231, .28);
  color: var(--c-cream);
  font-size: 14px;
  text-decoration: none;
  transition: background-color 120ms var(--ease), border-color 120ms var(--ease), color 120ms var(--ease);
}

.page-faq .faq-track-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-amber);
}

.page-faq .faq-track-link:hover,
.page-faq .faq-track-link:focus-visible {
  background: var(--c-red);
  border-color: var(--c-red);
  color: var(--c-paper);
}

.page-faq .faq-track-link:hover .faq-track-num,
.page-faq .faq-track-link:focus-visible .faq-track-num {
  color: var(--c-paper);
}

.page-faq .faq-track-foot {
  margin: 14px 0 0;
  font-size: 12px;
  line-height: 20px;
  color: rgba(246, 241, 231, .62);
}

.page-faq .faq-track-foot a {
  color: var(--c-amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 154, 43, .6);
}

.page-faq .faq-groups {
  display: grid;
  gap: 26px;
}

.page-faq .faq-group {
  scroll-margin-top: 24px;
}

.page-faq .faq-group-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 0 0 10px;
  border-bottom: 2px solid var(--c-navy);
}

.page-faq .faq-group-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--c-red);
}

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-head);
  font-size: 19px;
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--c-navy);
}

/* ---------- 折叠问答 ---------- */

.page-faq .faq-acc {
  border-bottom: 1px solid var(--c-line);
}

.page-faq .faq-q {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  line-height: inherit;
}

.page-faq .accordion-trigger {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  width: 100%;
  padding: 15px 2px 15px 0;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-head);
  font-size: 16px;
  line-height: 1.55;
  font-weight: 700;
  color: var(--c-navy);
  transition: color 120ms var(--ease);
}

.page-faq .accordion-trigger:hover,
.page-faq .accordion-trigger:focus-visible {
  color: var(--c-red);
}

.page-faq .accordion-trigger:focus-visible {
  outline: 2px solid var(--c-red);
  outline-offset: 2px;
}

.page-faq .faq-q-text {
  flex: 1 1 auto;
}

.page-faq .faq-sign {
  position: relative;
  flex: 0 0 auto;
  width: 14px;
  height: 14px;
  margin-top: 6px;
}

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

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

.page-faq .accordion-trigger[aria-expanded="true"] .faq-sign::after {
  transform: rotate(0deg);
}

.page-faq .accordion-panel {
  padding: 0 0 18px;
}

.page-faq .accordion-panel[hidden] {
  display: none;
}

.page-faq .accordion-panel p {
  margin: 0;
  padding-left: 14px;
  border-left: 2px solid var(--c-sage);
  font-size: 15px;
  line-height: 26px;
  color: var(--c-navy);
}

.page-faq .accordion-panel a {
  color: var(--c-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 69, 44, .4);
}

.page-faq .accordion-panel a:hover {
  border-bottom-color: var(--c-red);
}

/* ---------- 反馈流程 ---------- */

.page-faq .faq-feedback {
  padding-block: 46px 50px;
  background-color: var(--c-paper);
  border-top: 1px solid var(--c-line);
  border-bottom: 1px solid var(--c-line);
  background-image: linear-gradient(to bottom, rgba(201, 216, 197, .3), rgba(255, 253, 248, 0) 46%);
}

.page-faq .faq-flow {
  display: grid;
  gap: 26px;
}

.page-faq .faq-flow-steps {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-flow-step {
  display: flex;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--c-line);
}

.page-faq .faq-flow-step:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-flow-num {
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--c-paper);
  background: var(--c-navy);
}

.page-faq .faq-flow-title {
  margin: 2px 0 6px;
  font-family: var(--font-head);
  font-size: 16px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--c-navy);
}

.page-faq .faq-flow-step p {
  margin: 0;
  font-size: 14px;
  line-height: 24px;
  color: var(--c-mist);
}

.page-faq .faq-flow-cta {
  margin: 22px 0 0;
}

.page-faq .faq-flow-figure {
  margin: 0;
  padding: 8px;
  border: 1px solid var(--c-line);
  background: var(--c-cream);
}

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

.page-faq .faq-flow-figure .media-caption {
  margin: 8px 2px 2px;
  font-size: 12px;
  line-height: 18px;
  color: var(--c-mist);
}

.page-faq .faq-template-card {
  margin-top: 28px;
  padding: 18px 16px 20px;
  background: var(--c-ink);
  border-left: 4px solid var(--c-amber);
}

.page-faq .faq-template-title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--c-amber);
}

.page-faq .faq-template {
  margin: 0;
  padding: 14px;
  overflow-x: auto;
  background: rgba(246, 241, 231, .07);
  border: 1px solid rgba(246, 241, 231, .18);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--c-cream);
  white-space: pre-wrap;
  word-break: break-word;
}

.page-faq .faq-template-note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 22px;
  color: rgba(246, 241, 231, .72);
}

/* ---------- 版本对照问答 ---------- */

.page-faq .faq-versions {
  padding-block: 46px 44px;
}

.page-faq .faq-version-list {
  border-top: 1px solid var(--c-line);
}

.page-faq .faq-versions-note {
  margin: 22px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--c-sage);
  background: var(--c-paper);
  font-size: 14px;
  line-height: 24px;
  color: var(--c-navy);
}

.page-faq .faq-versions-note a {
  color: var(--c-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 69, 44, .4);
}

/* ---------- 家庭栏目 ---------- */

.page-faq .faq-family {
  padding-block: 44px 46px;
  background-color: var(--c-cream);
  background-image: linear-gradient(135deg, rgba(217, 154, 43, .16), rgba(246, 241, 231, 0) 58%);
  border-top: 1px solid var(--c-line);
}

.page-faq .faq-family-grid {
  display: grid;
  gap: 14px;
}

.page-faq .faq-family-item {
  padding: 18px 16px 20px;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-top: 3px solid var(--c-amber);
}

.page-faq .faq-family-title {
  margin: 12px 0 8px;
  font-family: var(--font-head);
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--c-navy);
}

.page-faq .faq-family-item p {
  margin: 0;
  font-size: 14px;
  line-height: 25px;
  color: var(--c-mist);
}

.page-faq .faq-family-path {
  margin-top: 24px;
  padding: 18px 16px 20px;
  background: var(--c-navy);
  color: var(--c-cream);
}

.page-faq .faq-family-path-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--c-amber);
}

.page-faq .faq-family-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: fam;
  display: grid;
  gap: 10px;
}

.page-faq .faq-family-steps li {
  position: relative;
  padding-left: 30px;
  font-size: 14px;
  line-height: 24px;
  color: rgba(246, 241, 231, .84);
  counter-increment: fam;
}

.page-faq .faq-family-steps li::before {
  content: counter(fam, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-red);
}

.page-faq .faq-family-steps a {
  color: var(--c-amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 154, 43, .55);
}

/* ---------- 客服渠道 ---------- */

.page-faq .faq-support {
  padding-block: 44px 56px;
}

.page-faq .faq-channels {
  display: grid;
  gap: 14px;
}

.page-faq .faq-channel {
  padding: 18px 16px 20px;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-left: 3px solid var(--c-red);
}

.page-faq .faq-channel-label {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--c-mist);
}

.page-faq .faq-channel-value {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-navy);
  word-break: break-word;
}

.page-faq .faq-channel-note {
  margin: 0;
  font-size: 13px;
  line-height: 22px;
  color: var(--c-mist);
}

.page-faq .faq-support-more {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 24px;
  color: var(--c-navy);
}

.page-faq .faq-support-more a {
  color: var(--c-red);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 69, 44, .4);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-faq .faq-meta {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

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

  .page-faq .faq-channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-flow {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
    gap: 30px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-head-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 46px;
    align-items: start;
    padding-top: 30px;
  }

  .page-faq .faq-guide-grid {
    grid-template-columns: 232px minmax(0, 1fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-track {
    position: sticky;
    top: 24px;
    padding: 20px 16px 22px;
  }

  .page-faq .faq-track-list {
    flex-direction: column;
    overflow-x: visible;
    gap: 2px;
  }

  .page-faq .faq-track-link {
    border: 0;
    border-left: 2px solid transparent;
    padding: 9px 10px;
  }

  .page-faq .faq-track-link:hover,
  .page-faq .faq-track-link:focus-visible {
    background: rgba(232, 69, 44, .16);
    border-left-color: var(--c-red);
    color: var(--c-cream);
  }

  .page-faq .faq-track-link:hover .faq-track-num,
  .page-faq .faq-track-link:focus-visible .faq-track-num {
    color: var(--c-amber);
  }

  .page-faq .faq-sec-num {
    top: -26px;
  }

  .page-faq .faq-start,
  .page-faq .faq-guide,
  .page-faq .faq-feedback,
  .page-faq .faq-versions,
  .page-faq .faq-family,
  .page-faq .faq-support {
    padding-block: 58px 62px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-jump-link,
  .page-faq .faq-track-link,
  .page-faq .accordion-trigger,
  .page-faq .faq-sign::before,
  .page-faq .faq-sign::after {
    transition: none;
  }
}