.page-faq {
  --faq-line: rgba(0, 229, 192, 0.22);
  --faq-soft: rgba(0, 229, 192, 0.06);
  --faq-card: rgba(13, 42, 36, 0.72);
  color: var(--paper);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .bw-breadcrumb {
  padding-top: clamp(16px, 3vw, 28px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding-block: clamp(20px, 4vw, 36px) clamp(32px, 5vw, 56px);
  position: relative;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), rgba(0, 229, 192, 0) 70%);
  opacity: 0.45;
}

.page-faq .faq-hero__copy {
  max-width: 40ch;
}

.page-faq .faq-hero__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(30px, 6.2vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-hero__lede {
  margin: 16px 0 0;
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--mist);
}

.page-faq .faq-hero__facts-num {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--amber);
  margin-right: 4px;
}

.page-faq .faq-hero__figure {
  margin: 0;
  position: relative;
  border: 1px solid var(--grid);
  border-radius: clamp(14px, 3vw, 24px);
  overflow: hidden;
  background: var(--ink-2);
}

.page-faq .faq-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 12 / 7;
}

.page-faq .faq-hero__figure figcaption {
  padding: 12px 16px;
  font-size: 12.5px;
  color: var(--mist);
  border-top: 1px solid var(--grid);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

@media (min-width: 880px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }
  .page-faq .faq-hero__figure {
    transform: rotate(-1.4deg);
  }
}

/* ---------- 两栏骨架 ---------- */
.page-faq .faq-layout {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(32px, 5vw, 56px);
}

.page-faq .faq-toc {
  border: 1px solid var(--grid);
  border-radius: 14px;
  padding: 16px 16px 14px;
  background: var(--faq-card);
}

.page-faq .faq-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
}

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

.page-faq .faq-toc__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 6px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.page-faq .faq-toc__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--amber);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  background: var(--faq-soft);
  border-left-color: var(--cyan);
  color: var(--cyan-2);
  outline: none;
}

.page-faq .faq-toc__link.is-active {
  background: rgba(0, 229, 192, 0.1);
  border-left-color: var(--cyan);
  color: var(--cyan-2);
}

.page-faq .faq-toc__hint {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--grid);
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
}

@media (min-width: 920px) {
  .page-faq .faq-layout {
    grid-template-columns: 232px minmax(0, 1fr);
    align-items: start;
  }
  .page-faq .faq-toc {
    position: sticky;
    top: 104px;
  }
}

/* ---------- 章节公共 ---------- */
.page-faq .bw-section + .bw-section {
  margin-top: clamp(40px, 6vw, 76px);
  padding-top: clamp(28px, 4vw, 44px);
  border-top: 1px solid rgba(18, 60, 50, 0.9);
}

.page-faq .bw-section__title {
  color: var(--paper);
}

/* ---------- 01 入口 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--grid);
  border-radius: 14px;
  background: var(--faq-card);
  transition: border-color 200ms ease, transform 200ms ease;
}

.page-faq .faq-step:hover {
  border-color: var(--edge);
  transform: translateY(-2px);
}

.page-faq .faq-step__num {
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--cyan);
  padding-top: 3px;
}

.page-faq .faq-step__title {
  margin: 0;
  font-size: 16.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-step__text {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

@media (min-width: 640px) {
  .page-faq .faq-steps--two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.page-faq .faq-panel {
  margin-top: 18px;
  padding: 20px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0, 229, 192, 0.07), rgba(13, 42, 36, 0.6));
}

.page-faq .faq-panel__title {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: -0.01em;
}

.page-faq .faq-panel__foot {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-check-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-faq .faq-check-list li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
}

.page-faq .faq-check-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 9px;
  width: 9px;
  height: 9px;
  border-left: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(-45deg);
}

/* ---------- 02 核对 ---------- */
.page-faq .faq-check {
  display: grid;
  gap: 26px;
  margin-top: 20px;
}

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

.page-faq .faq-flow__item {
  position: relative;
  padding: 0 0 26px 56px;
}

.page-faq .faq-flow__item::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 38px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan), rgba(0, 229, 192, 0.05));
}

.page-faq .faq-flow__item:last-child {
  padding-bottom: 0;
}

.page-faq .faq-flow__item:last-child::before {
  display: none;
}

.page-faq .faq-flow__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--cyan);
  background: var(--ink);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 12.5px;
}

.page-faq .faq-flow__title {
  margin: 4px 0 0;
  font-size: 16.5px;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: -0.01em;
}

.page-faq .faq-flow__text {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-side-figure {
  margin: 0;
  align-self: start;
  border: 1px solid var(--grid);
  border-radius: 18px;
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-faq .faq-side-figure figcaption {
  padding: 12px 14px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--mist);
  border-top: 1px solid var(--grid);
}

@media (min-width: 800px) {
  .page-faq .faq-check {
    grid-template-columns: minmax(0, 1fr) 286px;
    align-items: start;
  }
}

/* ---------- 03 收藏 ---------- */
.page-faq .faq-collect {
  margin-top: 20px;
}

.page-faq .faq-collect .bw-card {
  border-top: 2px solid var(--cyan);
}

.page-faq .faq-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
  margin-top: 20px;
}

.page-faq .faq-links__hint {
  font-size: 13px;
  color: var(--mist);
}

/* ---------- 04 反馈 ---------- */
.page-faq .faq-types {
  margin-top: 20px;
}

.page-faq .faq-type {
  position: relative;
  padding: 18px 18px 18px 20px;
  border: 1px solid var(--grid);
  border-radius: 14px;
  background: var(--faq-card);
}

.page-faq .faq-type__dot {
  position: absolute;
  top: 20px;
  right: 18px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.page-faq .faq-type__dot--cyan {
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(0, 229, 192, 0.7);
}

.page-faq .faq-type__dot--amber {
  background: var(--amber);
  box-shadow: 0 0 10px rgba(242, 169, 59, 0.6);
}

.page-faq .faq-type__dot--red {
  background: var(--red);
  box-shadow: 0 0 10px rgba(255, 77, 94, 0.55);
}

.page-faq .faq-type__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .faq-type__text {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-prep {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.page-faq .faq-console {
  display: grid;
  gap: 1px;
  border: 1px solid var(--grid);
  border-radius: 14px;
  overflow: hidden;
  background: var(--grid);
}

.page-faq .faq-console__cell {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  background: var(--ink-2);
}

.page-faq .faq-console__cell .bw-console__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-console__cell .bw-console__value {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-faq .faq-console__cell .bw-footer__copybtn {
  justify-self: start;
  margin-top: 2px;
}

.page-faq .faq-console__cell .bw-console__hint {
  font-size: 12px;
  color: var(--mist);
}

@media (min-width: 780px) {
  .page-faq .faq-prep {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
  }
}

/* ---------- 05 版本 ---------- */
.page-faq .faq-versions {
  display: grid;
  gap: 1px;
  margin-top: 20px;
  border: 1px solid var(--grid);
  border-radius: 16px;
  overflow: hidden;
  background: var(--grid);
}

.page-faq .faq-version {
  padding: 20px;
  background: var(--ink-2);
}

.page-faq .faq-version:nth-child(2) {
  background: linear-gradient(160deg, rgba(0, 229, 192, 0.08), rgba(13, 42, 36, 0.95));
}

.page-faq .faq-version__tag {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-faq .faq-version__title {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--paper);
  letter-spacing: -0.01em;
}

.page-faq .faq-version__text {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .faq-version__use {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--grid);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--cyan-2);
}

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

/* ---------- 06 常见问题 ---------- */
.page-faq .faq-qa {
  margin-top: 18px;
}

.page-faq .faq-qa__group {
  margin: 22px 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-faq .faq-qa__group:first-child {
  margin-top: 0;
}

.page-faq .faq-q {
  border: 1px solid var(--grid);
  border-radius: 12px;
  background: var(--faq-card);
  overflow: hidden;
}

.page-faq .faq-q + .faq-q {
  margin-top: 10px;
}

.page-faq .faq-q > summary {
  position: relative;
  padding: 15px 46px 15px 34px;
  cursor: pointer;
  list-style: none;
  font-size: 14.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
  transition: color 160ms ease, background 160ms ease;
}

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

.page-faq .faq-q > summary::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 22px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--amber);
}

.page-faq .faq-q > summary::after {
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--cyan);
}

.page-faq .faq-q[open] > summary {
  color: var(--cyan-2);
  border-bottom: 1px solid var(--grid);
  background: rgba(0, 229, 192, 0.06);
}

.page-faq .faq-q[open] > summary::after {
  content: "−";
}

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

.page-faq .faq-q__a {
  margin: 0;
  padding: 14px 18px 16px 34px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-qa__foot {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

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

.page-faq .faq-qa__foot a:hover {
  color: var(--cyan-2);
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-step,
  .page-faq .faq-toc__link,
  .page-faq .faq-q > summary {
    transition: none;
  }
  .page-faq .faq-step:hover {
    transform: none;
  }
  .page-faq .faq-hero__figure {
    transform: none;
  }
}
<<<END>>>