.page-faq .faq-crumbs {
  padding: 18px 0 6px;
}

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 20px 0 clamp(36px, 6vw, 64px);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    115deg,
    rgba(200, 150, 62, 0.07) 0 2px,
    rgba(200, 150, 62, 0) 2px 11px
  );
}

.page-faq .faq-hero-inner {
  position: relative;
  display: grid;
  gap: 30px;
}

.page-faq .faq-hero-copy h1 {
  margin: 12px 0 0;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(30px, 5.4vw, 58px);
  line-height: 1.16;
  letter-spacing: 0.01em;
  color: var(--ink);
}

.page-faq .faq-lead {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-facts {
  background: var(--navy);
  color: var(--paper);
  border-top: 3px solid var(--gold);
  padding: 26px 24px 26px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-faq .facts-title {
  margin: 0 0 18px;
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--gold-hi);
}

.page-faq .faq-facts ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .fact-item {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(246, 239, 226, 0.16);
}

.page-faq .fact-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .fact-num {
  flex: 0 0 auto;
  min-width: 3.1em;
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
  color: var(--gold-hi);
}

.page-faq .fact-label {
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(246, 239, 226, 0.78);
}

/* ---------- 快速上手 ---------- */

.page-faq .faq-quick {
  padding: clamp(30px, 5vw, 58px) 0 clamp(18px, 3vw, 30px);
}

.page-faq .faq-quick-figure {
  margin: 26px 0 30px;
}

.page-faq .quick-steps {
  display: grid;
  gap: 16px;
}

.page-faq .quick-step {
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  padding: 24px 22px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

.page-faq .quick-step-num {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(44px, 6vw, 70px);
  line-height: 0.85;
  letter-spacing: -0.02em;
  color: var(--gold);
}

.page-faq .quick-step-title {
  margin: 4px 0 0;
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.4;
  color: var(--ink);
}

.page-faq .quick-step-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .quick-step-foot {
  margin: 4px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--celadon);
  font-size: 13px;
  line-height: 1.7;
  color: var(--celadon);
}

.page-faq .step-check {
  margin-top: auto;
  padding-top: 12px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--muted);
  cursor: pointer;
}

.page-faq .step-check input {
  appearance: none;
  -webkit-appearance: none;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin: 0;
  border: 1.5px solid var(--line-gold);
  background: var(--paper);
  cursor: pointer;
  transition: background var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.page-faq .step-check input:hover {
  border-color: var(--gold);
}

.page-faq .step-check input:checked {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
  box-shadow: inset 0 0 0 3px var(--paper);
}

.page-faq .step-check input:checked + span {
  color: var(--cinnabar);
}

/* ---------- 问答主区与右侧进度条 ---------- */

.page-faq .qa-layout {
  padding: clamp(16px, 3vw, 32px) 0 clamp(44px, 7vw, 80px);
  display: grid;
  gap: 36px;
}

.page-faq .qa-rail {
  display: none;
}

.page-faq .slash-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 20px;
}

.page-faq .slash-divider::before {
  content: "";
  flex: 0 0 30px;
  height: 16px;
  background: var(--gold);
  clip-path: polygon(0 100%, 34% 0, 100% 0, 66% 100%);
}

.page-faq .slash-divider::after {
  content: "";
  flex: 1 1 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--line-gold), rgba(200, 150, 62, 0));
  transform: rotate(-1.4deg);
  transform-origin: left center;
}

.page-faq .qa-group + .qa-group {
  margin-top: clamp(34px, 5vw, 54px);
}

.page-faq .qa-group-title {
  margin: 0 0 8px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(21px, 2.6vw, 27px);
  line-height: 1.4;
  color: var(--ink);
}

.page-faq .qa-group-note {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .qa-group--sand {
  padding: 26px 20px 8px;
  background: var(--sand);
  border-left: 3px solid var(--celadon);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-faq .qa-group--support .qa-group-note {
  margin-bottom: 22px;
}

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

.page-faq .qa-item {
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .qa-item summary {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 17px 0;
  cursor: pointer;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 16.5px;
  line-height: 1.6;
  color: var(--ink);
  transition: color var(--ease);
}

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

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

.page-faq .qa-item summary::after {
  content: "+";
  flex: 0 0 auto;
  margin-left: auto;
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.4;
  color: var(--gold);
  transition: color var(--ease);
}

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

.page-faq .qa-dot {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-top: 9px;
  border-radius: 50%;
  border: 1.5px solid var(--gold);
  background: transparent;
  transition: background var(--ease), border-color var(--ease), box-shadow var(--ease);
}

.page-faq .qa-item[open] .qa-dot {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(200, 150, 62, 0.16);
}

.page-faq .qa-answer {
  padding: 0 0 20px 23px;
  max-width: 36em;
}

.page-faq .qa-answer p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .qa-answer p + p {
  margin-top: 8px;
}

.page-faq .qa-answer a {
  color: var(--cinnabar);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 联系支持 ---------- */

.page-faq .support-grid {
  display: grid;
  gap: 24px;
}

.page-faq .support-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
  counter-reset: sup;
}

.page-faq .support-item {
  position: relative;
  padding-left: 40px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .support-item::before {
  counter-increment: sup;
  content: counter(sup, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--gold);
  border: 1px solid var(--line-gold);
}

.page-faq .support-item strong {
  color: var(--ink);
  font-weight: 700;
}

.page-faq .support-channels {
  margin-top: 24px;
  padding: 20px 20px 18px;
  background: var(--celadon);
  color: var(--paper);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-faq .support-channels p {
  margin: 0 0 10px;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(246, 239, 226, 0.88);
}

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

.page-faq .support-channels a {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .support-channels .mono {
  font-size: 13.5px;
  color: var(--gold-hi);
  letter-spacing: 0.04em;
}

.page-faq .support-figure {
  margin: 0;
}

.page-faq .support-tail {
  margin: 26px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .support-tail a {
  color: var(--cinnabar);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 窄屏以上的排布 ---------- */

@media (min-width: 760px) {
  .page-faq .quick-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 820px) {
  .page-faq .support-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 36px;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
    gap: 46px;
  }

  .page-faq .faq-group--sand,
  .page-faq .qa-group--sand {
    padding: 34px 34px 12px;
  }

  .page-faq .qa-group-title {
    letter-spacing: 0.01em;
  }
}

@media (min-width: 1020px) {
  .page-faq .qa-layout {
    grid-template-columns: minmax(0, 1fr) 176px;
    gap: 56px;
    align-items: start;
  }

  .page-faq .qa-rail {
    display: block;
    position: sticky;
    top: 96px;
    padding: 8px 0 8px 22px;
    border-left: 1px solid var(--line-gold);
  }

  .page-faq .rail-track {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 42px;
  }

  .page-faq .rail-node {
    position: relative;
    font-size: 12.5px;
    line-height: 1.55;
    letter-spacing: 0.04em;
    color: var(--muted);
  }

  .page-faq .rail-node::before {
    content: "";
    position: absolute;
    left: -28px;
    top: 4px;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    border: 2px solid var(--gold);
    background: var(--paper);
  }

  .page-faq .rail-node::after {
    content: "";
    position: absolute;
    left: -23px;
    top: 18px;
    bottom: -42px;
    width: 1px;
    background: var(--line-gold);
  }

  .page-faq .rail-node:last-child::after {
    display: none;
  }

  .page-faq .rail-num {
    display: block;
    margin-bottom: 2px;
    font-family: var(--mono);
    font-size: 15px;
    font-weight: 700;
    color: var(--gold);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .step-check input,
  .page-faq .qa-dot,
  .page-faq .qa-item summary,
  .page-faq .qa-item summary::after {
    transition: none;
  }

  .page-faq .slash-divider::after {
    transform: none;
  }
}
<<<END>>>