.page-faq {
  --faq-line: var(--grid);
  --faq-pad: clamp(18px, 4vw, 32px);
  background: var(--ink-900);
  color: var(--text);
  font-family: var(--font-sans);
}

.page-faq a {
  color: var(--cyan-500);
  text-decoration: none;
}

.page-faq a:hover {
  color: var(--cyan-300);
}

.page-faq .faq-crumbs-bar {
  padding-top: clamp(20px, 4vw, 40px);
}

.page-faq .faq-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-crumbs a {
  color: var(--muted);
}

.page-faq .faq-crumbs a:hover {
  color: var(--cyan-500);
}

.page-faq .faq-crumbs .bsp-crumbs__sep {
  color: var(--grid);
}

.page-faq .faq-crumbs [aria-current="page"] {
  color: var(--text);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(26px, 5vw, 48px);
  padding-top: clamp(20px, 4vw, 36px);
  padding-bottom: clamp(32px, 6vw, 72px);
}

.page-faq .faq-hero__title {
  margin: 14px 0 18px;
  font-size: clamp(30px, 6.4vw, 56px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-faq .faq-hl {
  color: var(--cyan-500);
  display: inline-block;
}

.page-faq .faq-hero__lead {
  max-width: 36em;
  color: var(--text);
  opacity: 0.88;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__figure {
  position: relative;
  margin: 0;
  background: var(--ink-800);
  border: 1px solid var(--faq-line);
  box-shadow: 8px 8px 0 rgba(5, 19, 15, 0.75), 14px 14px 0 rgba(43, 245, 200, 0.14);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
  overflow: hidden;
}

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

.page-faq .faq-hero__figure figcaption {
  padding: 12px 16px;
  border-top: 1px solid var(--faq-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

/* ---------- 面板区 ---------- */
.page-faq .faq-board {
  padding-block: clamp(16px, 3vw, 32px) clamp(36px, 7vw, 88px);
}

.page-faq .faq-board__grid {
  display: grid;
  gap: clamp(28px, 5vw, 44px);
}

.page-faq .faq-board__head {
  margin-bottom: clamp(18px, 3vw, 26px);
}

.page-faq .faq-board__head h2 {
  margin: 12px 0 0;
  font-size: clamp(24px, 4.4vw, 34px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.015em;
}

/* ---------- 分段控件 ---------- */
.page-faq .faq-tabs__list {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  border-bottom: 1px solid var(--faq-line);
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-tabs__tab {
  flex: 0 0 auto;
  appearance: none;
  -webkit-appearance: none;
  margin: 0;
  padding: 13px 16px 15px;
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-faq .faq-tabs__tab:hover {
  color: var(--text);
}

.page-faq .faq-tabs__tab[aria-selected="true"] {
  color: var(--text);
  border-bottom-color: var(--orange-400);
}

.page-faq .faq-tabs__tab:focus-visible {
  outline: 2px solid var(--cyan-500);
  outline-offset: -2px;
}

.page-faq .faq-tabs__panels {
  margin-top: 4px;
}

.page-faq .faq-panel {
  padding-top: clamp(18px, 3vw, 26px);
}

.page-faq .faq-panel:focus-visible {
  outline: 2px solid var(--cyan-500);
  outline-offset: 6px;
}

.page-faq .faq-panel__intro {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 问答项 ---------- */
.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-item__head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 18px 0;
  list-style: none;
  cursor: pointer;
}

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

.page-faq .faq-item__head:hover .faq-item__q {
  color: var(--cyan-300);
}

.page-faq .faq-item__head:focus-visible {
  outline: 2px solid var(--cyan-500);
  outline-offset: 3px;
}

.page-faq .faq-item__no {
  flex: 0 0 auto;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--cyan-500);
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: 0.005em;
  color: var(--text);
  transition: color 0.2s ease;
}

.page-faq .faq-item__mark {
  position: relative;
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 1px solid var(--grid);
  transition: transform 0.24s ease, border-color 0.24s ease;
}

.page-faq .faq-item__mark::before,
.page-faq .faq-item__mark::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--cyan-500);
  transform: translate(-50%, -50%);
}

.page-faq .faq-item__mark::before {
  width: 9px;
  height: 1.5px;
}

.page-faq .faq-item__mark::after {
  width: 1.5px;
  height: 9px;
}

.page-faq .faq-item[open] .faq-item__mark {
  transform: rotate(45deg);
  border-color: var(--cyan-500);
}

.page-faq .faq-item__a {
  margin: 0 0 22px 8px;
  padding: 4px 0 4px 18px;
  border-left: 1px solid var(--grid);
  background-image:
    linear-gradient(0deg, rgba(40, 64, 58, 0.55) 1px, transparent 1px),
    linear-gradient(90deg, rgba(40, 64, 58, 0.55) 1px, transparent 1px);
  background-size: 20px 20px;
  background-position: 0 0;
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
  opacity: 0.92;
}

.page-faq .faq-steps {
  counter-reset: faqstep;
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  position: relative;
  padding-left: 30px;
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--text);
  opacity: 0.9;
}

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

.page-faq .faq-steps li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 3px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--cyan-500);
}

/* ---------- 同步路径图 ---------- */
.page-faq .faq-sync {
  margin: 22px 0 4px;
  border: 1px solid var(--faq-line);
  background: var(--ink-800);
  box-shadow: 6px 6px 0 rgba(5, 19, 15, 0.7);
}

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

.page-faq .faq-sync figcaption {
  padding: 11px 14px;
  border-top: 1px solid var(--faq-line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 右侧快捷入口 ---------- */
.page-faq .faq-quick {
  position: relative;
  background: var(--paper);
  color: var(--ink-900);
  padding: 22px 20px 18px;
  box-shadow: 6px 6px 0 var(--ink-700), 12px 12px 0 rgba(43, 245, 200, 0.16);
}

.page-faq .faq-quick__label {
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(5, 19, 15, 0.18);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-700);
}

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

.page-faq .faq-quick__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 2px;
  border-bottom: 1px solid rgba(5, 19, 15, 0.12);
  color: var(--ink-900);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
}

.page-faq .faq-quick__list a::after {
  content: "→";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--orange-400);
  transition: transform 0.18s ease;
}

.page-faq .faq-quick__list a:hover {
  color: var(--ink-900);
}

.page-faq .faq-quick__list a:hover::after {
  transform: translateX(4px);
}

.page-faq .faq-quick__list li:last-child a {
  border-bottom: 0;
}

.page-faq .faq-quick__note {
  margin: 12px 0 0;
  font-size: 12px;
  line-height: 1.65;
  color: var(--ink-700);
}

/* ---------- 还是没解决 ---------- */
.page-faq .faq-help {
  scroll-margin-top: calc(var(--bsp-header-h) + 16px);
}

.page-faq .faq-help__panel {
  position: relative;
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--faq-line);
  padding: clamp(26px, 5vw, 56px);
}

.page-faq .faq-help__panel::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 180px;
  height: 180px;
  background: linear-gradient(225deg, var(--cyan-500) 0%, var(--cyan-500) 48%, transparent 48%);
  opacity: 0.13;
  pointer-events: none;
}

.page-faq .faq-help__panel h2 {
  position: relative;
  margin: 12px 0 clamp(22px, 4vw, 34px);
  font-size: clamp(22px, 4vw, 32px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.015em;
  max-width: 22em;
}

.page-faq .faq-help__grid {
  position: relative;
  display: grid;
  gap: clamp(24px, 4vw, 40px);
}

.page-faq .faq-help__list {
  counter-reset: helpstep;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-help__list li {
  counter-increment: helpstep;
  position: relative;
  padding-left: 40px;
  margin-bottom: 20px;
}

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

.page-faq .faq-help__list li::before {
  content: counter(helpstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--orange-400);
}

.page-faq .faq-help__list strong {
  display: block;
  margin-bottom: 5px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-faq .faq-help__list span {
  display: block;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-help__contact {
  background: var(--ink-700);
  border-top: 3px solid var(--orange-400);
  padding: 22px 20px;
}

.page-faq .faq-help__contact-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-300);
}

.page-faq .faq-help__defs {
  margin: 0 0 14px;
  padding: 0;
}

.page-faq .faq-help__defs > div {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(147, 169, 160, 0.22);
}

.page-faq .faq-help__defs dt {
  flex: 0 0 auto;
  min-width: 5em;
  font-size: 13px;
  color: var(--muted);
}

.page-faq .faq-help__defs dd {
  flex: 1 1 auto;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  word-break: break-all;
  color: var(--text);
}

.page-faq .faq-help__note {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 顺手看一眼 ---------- */
.page-faq .faq-next {
  scroll-margin-top: calc(var(--bsp-header-h) + 16px);
  padding-bottom: clamp(48px, 8vw, 96px);
}

.page-faq .faq-next h2 {
  margin: 12px 0 0;
  font-size: clamp(22px, 4vw, 32px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.015em;
}

.page-faq .faq-next__grid {
  display: grid;
  gap: 16px;
  margin-top: clamp(20px, 4vw, 30px);
}

.page-faq .faq-next__card {
  display: block;
  padding: 22px 20px 24px;
  background: var(--ink-800);
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--cyan-500);
  color: var(--text);
  transition: transform 0.2s ease, border-left-color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-next__card:hover {
  color: var(--text);
  background: var(--ink-700);
  border-left-color: var(--orange-400);
  transform: translateY(-3px);
}

.page-faq .faq-next__tag {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan-500);
}

.page-faq .faq-next__title {
  display: block;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 8px;
}

.page-faq .faq-next__desc {
  display: block;
  font-size: 13px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-next__grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .page-faq .faq-help__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-board__grid {
    grid-template-columns: minmax(0, 1fr) 292px;
    align-items: start;
  }

  .page-faq .faq-board__aside {
    position: sticky;
    top: calc(var(--bsp-header-h) + 24px);
  }

  .page-faq .faq-item__q {
    font-size: 17px;
  }

  .page-faq .faq-next__card:nth-child(2) {
    margin-top: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item__mark,
  .page-faq .faq-quick__list a::after,
  .page-faq .faq-next__card {
    transition: none;
  }

  .page-faq .faq-next__card:hover {
    transform: none;
  }
}
<<<END>>>