.page-faq {
  --faq-gap: clamp(1rem, 3vw, 1.75rem);
  --faq-line: 1px solid var(--line);
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumbs {
  padding: 1.25rem 0 0;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 5vw, 3rem) 0 clamp(2.5rem, 7vw, 4.5rem);
  background: linear-gradient(165deg, var(--pitch-900), var(--pitch-950) 72%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: -10%;
  right: -10%;
  bottom: -50%;
  height: 78%;
  background: var(--pitch-800);
  opacity: 0.62;
  transform: skewY(-6deg);
  transform-origin: left bottom;
  pointer-events: none;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-faq .faq-hero__text .lede {
  max-width: 34em;
}

.page-faq .faq-hero__panel {
  padding: 1.25rem 1.25rem 1rem;
  border: var(--faq-line);
  border-radius: var(--r-lg);
  background: rgba(16, 38, 31, 0.72);
}

.page-faq .faq-hero__paneltag {
  margin: 0 0 0.9rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan-400);
}

.page-faq .faq-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.page-faq .faq-facts li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed var(--line);
  font-size: 0.875rem;
}

.page-faq .faq-facts li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-facts__k {
  color: var(--text-dim);
}

.page-faq .faq-facts__v {
  color: var(--cyan-200);
  font-size: 0.875rem;
}

/* ---------- 三步速览 ---------- */
.page-faq .faq-sub {
  margin: 0.75rem 0 0;
  max-width: 42em;
  color: var(--text-dim);
  line-height: 1.75;
}

.page-faq .faq-quick {
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--faq-gap);
}

.page-faq .faq-quickcard {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.5rem 1.35rem;
  border: var(--faq-line);
  border-radius: var(--r-lg);
  background: var(--pitch-800);
  color: inherit;
  text-decoration: none;
  transition: transform var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}

.page-faq .faq-quickcard:hover {
  transform: translateY(-2px);
  border-color: var(--cyan-400);
  background: var(--pitch-700);
  box-shadow: 0 14px 30px rgba(2, 16, 12, 0.5);
}

.page-faq .faq-quickcard:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
  transform: translateY(-2px);
  background: var(--pitch-700);
}

.page-faq .faq-quickcard__index {
  align-self: flex-start;
  padding: 0.22rem 0.75rem;
  border-radius: var(--r-pill);
  border: 1px solid rgba(52, 226, 208, 0.45);
  background: rgba(52, 226, 208, 0.12);
  color: var(--cyan-400);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.page-faq .faq-quickcard__title {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: 1.125rem;
  color: var(--paper-050);
}

.page-faq .faq-quickcard__desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-faq .faq-quick__visual {
  margin: 0;
  border: var(--faq-line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--pitch-900);
}

.page-faq .faq-quick__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-faq .faq-quick__visual figcaption {
  padding: 0.85rem 1.1rem 1rem;
  border-top: var(--faq-line);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 详细步骤 ---------- */
.page-faq .faq-steps-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem;
}

.page-faq .faq-branch {
  flex: 0 0 auto;
  width: 120px;
  height: 64px;
  color: var(--cyan-400);
  opacity: 0.72;
}

.page-faq .faq-steps {
  list-style: none;
  margin: clamp(1.75rem, 4vw, 2.75rem) 0 0;
  padding: 0;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  padding: clamp(1.5rem, 4vw, 2.25rem) 0;
  border-top: var(--faq-line);
}

.page-faq .faq-step:last-child {
  border-bottom: var(--faq-line);
}

.page-faq .faq-step__rail {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.page-faq .faq-step__index {
  flex: 0 0 auto;
  padding: 0.25rem 0.8rem;
  border: var(--faq-line);
  border-radius: var(--r-pill);
  background: var(--pitch-800);
  color: var(--cyan-400);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
}

.page-faq .faq-step__line {
  flex: 1 1 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--moss-600), transparent);
}

.page-faq .faq-step__title {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.01em;
  font-size: 1.375rem;
  color: var(--paper-050);
}

.page-faq .faq-step__body p {
  margin: 0 0 1rem;
  max-width: 34em;
  line-height: 1.78;
  color: var(--text);
}

.page-faq .faq-branches {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
  max-width: 38em;
}

.page-faq .faq-branches li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.4rem 0.75rem;
  padding: 0.65rem 0.9rem;
  border-radius: var(--r-md);
  border-left: 2px solid var(--moss-600);
  background: var(--pitch-800);
  font-size: 0.9375rem;
  line-height: 1.7;
  transition: border-color var(--dur) var(--ease);
}

.page-faq .faq-branches li:hover {
  border-left-color: var(--cyan-400);
}

.page-faq .faq-branches__k {
  color: var(--cyan-200);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
}

.page-faq .faq-branches__t {
  color: var(--text-dim);
}

.page-faq .faq-branches li.is-alert {
  border-left-color: var(--ember-500);
}

.page-faq .faq-branches li.is-alert .faq-branches__k {
  color: var(--ember-300);
}

/* ---------- 导出清单说明 ---------- */
.page-faq .faq-export {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  padding: clamp(1.5rem, 5vw, 3rem);
  border-radius: var(--r-lg);
  background: var(--paper-050);
  color: var(--ink-1000);
}

.page-faq .faq-export .eyebrow {
  color: #0a5b50;
}

.page-faq .faq-export h2 {
  margin: 0.4rem 0 0.9rem;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  color: var(--ink-1000);
}

.page-faq .faq-export__text > p {
  margin: 0 0 1.35rem;
  max-width: 34em;
  line-height: 1.8;
  color: rgba(2, 16, 12, 0.78);
}

.page-faq .faq-fields {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.page-faq .faq-fields th,
.page-faq .faq-fields td {
  text-align: left;
  vertical-align: top;
  padding: 0.7rem 0.6rem;
  border-bottom: 1px solid rgba(2, 16, 12, 0.16);
  line-height: 1.7;
}

.page-faq .faq-fields th {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: #0a5b50;
}

.page-faq .faq-fields td:first-child {
  width: 6.5rem;
  font-family: var(--font-mono);
  color: var(--ink-1000);
}

.page-faq .faq-fields td:last-child {
  color: rgba(2, 16, 12, 0.78);
}

.page-faq .faq-export__figure {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid rgba(2, 16, 12, 0.15);
  background: var(--pitch-900);
}

.page-faq .faq-export__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

/* ---------- 常见问题 ---------- */
.page-faq .faq-list {
  margin-top: clamp(1.5rem, 4vw, 2.25rem);
  display: grid;
  gap: 0.75rem;
}

.page-faq .faq-q {
  border: var(--faq-line);
  border-radius: var(--r-md);
  background: var(--pitch-800);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-faq .faq-q:hover {
  border-color: var(--moss-600);
  background: var(--pitch-700);
}

.page-faq .faq-q[open] {
  border-color: var(--cyan-400);
}

.page-faq .faq-q__q {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper-050);
}

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

.page-faq .faq-q__q::before {
  content: "";
  flex: 0 0 auto;
  width: 0.55rem;
  height: 0.55rem;
  margin-top: 0.52rem;
  border-radius: 50%;
  border: 1px solid var(--cyan-400);
  background: transparent;
  transition: background-color var(--dur) var(--ease);
}

.page-faq .faq-q[open] .faq-q__q::before {
  background: var(--cyan-400);
}

.page-faq .faq-q__q:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: -2px;
}

.page-faq .faq-q__a {
  padding: 0 1.15rem 1.15rem 2.45rem;
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-faq .faq-q__a p {
  margin: 0;
  max-width: 36em;
}

/* ---------- 仍未解决 ---------- */
.page-faq .faq-help__card {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 5vw, 3rem);
  border: var(--faq-line);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, var(--pitch-800), var(--pitch-900));
}

.page-faq .faq-help__card::after {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -65%;
  width: 62%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 90, 43, 0.24), transparent 68%);
  pointer-events: none;
}

.page-faq .faq-help__card > * {
  position: relative;
  z-index: 1;
}

.page-faq .faq-help__card h2 {
  margin: 0.4rem 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(1.375rem, 3.2vw, 1.75rem);
  color: var(--paper-050);
}

.page-faq .faq-help__lede {
  margin: 0;
  max-width: 40em;
  line-height: 1.8;
  color: var(--text);
}

.page-faq .faq-help__channels {
  margin: 1.5rem 0 1.75rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-faq .faq-help__channels dt {
  margin-bottom: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--ash-400);
}

.page-faq .faq-help__channels dd {
  margin: 0;
  font-size: 1rem;
  color: var(--cyan-200);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-help__channels {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-quick__visual {
    grid-column: 1 / -1;
  }
}

@media (min-width: 800px) {
  .page-faq .faq-step {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-faq .faq-step__rail {
    flex-direction: column;
    align-items: flex-start;
    align-self: start;
  }

  .page-faq .faq-step__line {
    flex: 0 0 auto;
    width: 1px;
    height: 3.5rem;
    background: linear-gradient(180deg, var(--moss-600), transparent);
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.82fr);
    align-items: end;
  }

  .page-faq .faq-export {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr)) minmax(0, 0.9fr);
    align-items: stretch;
  }

  .page-faq .faq-quick__visual {
    grid-column: 4;
  }
}
<<<END>>>