.page-faq {
  --faq-line: rgba(34, 49, 79, 0.85);
  --faq-soft: rgba(242, 231, 213, 0.72);
  --faq-dim: rgba(242, 231, 213, 0.5);
  background: var(--ink);
  color: var(--paper);
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-faq [id] {
  scroll-margin-top: 88px;
}

/* ---------- 首屏 ---------- */
.page-faq .tut-hero {
  position: relative;
  overflow: hidden;
  padding: 22px 0 48px;
  border-bottom: 1px solid var(--faq-line);
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(123, 92, 255, 0.24), transparent 62%),
    radial-gradient(95% 80% at 4% 12%, rgba(0, 227, 180, 0.13), transparent 68%);
}

.page-faq .tut-hero::after {
  content: "";
  position: absolute;
  left: -12%;
  right: -12%;
  bottom: 6%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--violet), transparent);
  opacity: 0.5;
  transform: rotate(-8deg);
  pointer-events: none;
}

.page-faq .tut-hero__inner {
  position: relative;
  z-index: 1;
}

.page-faq .tut-hero__grid {
  display: grid;
  gap: 26px;
  margin-top: 20px;
}

.page-faq .tut-hero__copy .eyebrow {
  color: var(--cyan);
  margin: 0 0 12px;
}

.page-faq h1.display {
  margin: 0;
  font-size: clamp(32px, 8vw, 62px);
  line-height: 0.98;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .tut-hero__lead {
  margin: 16px 0 0;
  max-width: 36em;
  color: var(--faq-soft);
  font-size: 16px;
  line-height: 1.8;
}

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

.page-faq .tut-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
}

.page-faq .tut-facts > div {
  border: 1px solid var(--faq-line);
  border-radius: 14px;
  background: rgba(16, 26, 46, 0.75);
  padding: 12px 10px;
}

.page-faq .tut-facts dt {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--slate);
}

.page-faq .tut-facts dd {
  margin: 8px 0 0;
  display: flex;
  align-items: baseline;
  gap: 3px;
}

.page-faq .tut-facts__num {
  font-size: 22px;
  color: var(--amber);
  line-height: 1;
}

.page-faq .tut-facts__unit {
  font-size: 12px;
  color: var(--faq-dim);
}

/* ---------- 路径图示 ---------- */
.page-faq .tut-route__head {
  margin-bottom: 22px;
}

.page-faq .route-map {
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  padding: 18px 16px 20px;
  background: linear-gradient(160deg, rgba(16, 26, 46, 0.95), rgba(7, 11, 24, 0.92));
}

.page-faq .route-map__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq .route-map__label {
  fill: var(--paper);
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.04em;
}

.page-faq .route-map__legend {
  display: grid;
  gap: 8px;
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-faq .route-map__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--faq-line);
  border-radius: var(--pill);
  color: var(--paper);
  text-decoration: none;
  font-size: 14px;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .route-map__link .mono {
  color: var(--cyan);
  font-size: 12px;
}

.page-faq .route-map__link:hover,
.page-faq .route-map__link:focus-visible {
  border-color: var(--cyan);
  background: rgba(0, 227, 180, 0.08);
}

.page-faq .tut-route__figure {
  margin: 22px 0 0;
}

.page-faq .tut-route__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius);
  object-fit: cover;
}

.page-faq .media-frame__caption {
  color: var(--faq-dim);
  font-size: 13px;
  line-height: 1.7;
}

/* ---------- 折叠面板主体 ---------- */
.page-faq .tut-steps {
  padding-top: 40px;
}

.page-faq .tut-steps__layout {
  display: grid;
  gap: 28px;
}

.page-faq .tut-steps__main > .section__head {
  margin-bottom: 22px;
}

.page-faq .acc {
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: rgba(16, 26, 46, 0.72);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color 0.24s var(--ease), box-shadow 0.24s var(--ease);
}

.page-faq .acc[open] {
  border-color: rgba(0, 227, 180, 0.45);
  box-shadow: 0 0 0 1px rgba(0, 227, 180, 0.1);
}

.page-faq .acc__summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .acc__summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -4px;
}

.page-faq .acc__num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-faq .acc__title {
  margin: 0;
  font-size: 16px;
  line-height: 1.4;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .acc__sign {
  position: relative;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--faq-line);
  flex: none;
  transition: border-color 0.2s var(--ease);
}

.page-faq .acc__sign::before,
.page-faq .acc__sign::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 1.5px;
  background: var(--paper);
  transform: translate(-50%, -50%);
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .acc__sign::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

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

.page-faq .acc[open] .acc__sign::before {
  background: var(--cyan);
}

.page-faq .acc[open] .acc__sign::after {
  transform: translate(-50%, -50%) rotate(90deg) scaleX(0);
}

.page-faq .acc__body {
  padding: 16px 16px 20px;
  border-top: 1px solid rgba(34, 49, 79, 0.7);
  animation: faq-panel-in 0.24s var(--ease) both;
}

@keyframes faq-panel-in {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-faq .acc__intro {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--faq-soft);
}

/* ---------- 步骤列表 ---------- */
.page-faq .steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .steps__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding-left: 12px;
  border-left: 2px solid rgba(0, 227, 180, 0.32);
}

.page-faq .steps__num {
  font-size: 12px;
  color: var(--cyan);
  padding-top: 3px;
  letter-spacing: 0.06em;
}

.page-faq .steps__lead {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
  line-height: 1.6;
}

.page-faq .steps__note {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--faq-soft);
}

/* ---------- 备用路线索引 ---------- */
.page-faq .index-grid {
  display: grid;
  gap: 10px;
}

.page-faq .index-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 14px;
  border: 1px solid var(--faq-line);
  border-radius: 16px;
  background: rgba(7, 11, 24, 0.5);
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .index-row:hover,
.page-faq .index-row:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-faq .index-row__num {
  font-size: 12px;
  color: var(--cyan);
  padding-top: 3px;
  letter-spacing: 0.08em;
}

.page-faq .faq-row__body {
  display: block;
  min-width: 0;
}

.page-faq .faq-row__title {
  display: block;
  font-size: 15px;
  font-weight: 700;
}

.page-faq .faq-row__text {
  display: block;
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--faq-soft);
}

/* ---------- 示例块 ---------- */
.page-faq .faq-example {
  margin: 18px 0;
  border-radius: 16px;
}

.page-faq .faq-example__title {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--ink-2);
}

.page-faq .faq-example__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-2);
}

/* ---------- 报错排查 ---------- */
.page-faq .fix-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .fix-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
}

.page-faq .fix-list__num {
  font-size: 12px;
  color: var(--red);
  padding-top: 3px;
  letter-spacing: 0.08em;
}

.page-faq .fix-list__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .fix-list__text {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--faq-soft);
}

.page-faq .fix-hint {
  color: var(--red);
  font-weight: 700;
}

/* ---------- 求助 ---------- */
.page-faq .help-grid {
  display: grid;
  gap: 12px;
  margin-bottom: 18px;
}

.page-faq .help-card {
  border-radius: 16px;
  padding: 16px;
}

.page-faq .help-card__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-2);
  opacity: 0.7;
}

.page-faq .help-card__value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink-2);
  word-break: break-word;
}

.page-faq .help-card__note {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-2);
  opacity: 0.78;
}

.page-faq .help-lead {
  margin: 0 0 10px;
  font-size: 15px;
  color: var(--paper);
}

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

.page-faq .help-tips li {
  position: relative;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--faq-soft);
}

.page-faq .help-tips li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
}

.page-faq .acc__body a:not(.index-row):not(.btn) {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .note {
  margin-top: 16px;
  color: var(--faq-dim);
  font-size: 13px;
  line-height: 1.75;
}

/* ---------- 侧栏 ---------- */
.page-faq .tut-steps__aside {
  display: grid;
  gap: 14px;
}

.page-faq .tut-index {
  display: grid;
  gap: 4px;
  padding: 14px;
  border: 1px solid var(--faq-line);
  border-radius: 16px;
  background: rgba(16, 26, 46, 0.82);
}

.page-faq .tut-index__title {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--slate);
}

.page-faq .section-index__link {
  display: block;
  padding: 8px 10px;
  border-radius: 10px;
  border-left: 2px solid transparent;
  color: var(--faq-soft);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.5;
  transition: color 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .section-index__link:hover {
  color: var(--paper);
  background: rgba(0, 227, 180, 0.07);
}

.page-faq .section-index__link[aria-current="true"] {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: rgba(0, 227, 180, 0.1);
}

.page-faq .tut-aside-card {
  padding: 16px;
  border: 1px solid var(--faq-line);
  border-radius: 16px;
  background: linear-gradient(150deg, rgba(123, 92, 255, 0.16), rgba(16, 26, 46, 0.85));
}

.page-faq .tut-aside-card__title {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .tut-aside-card__text {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 1.75;
  color: var(--faq-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-faq .tut-hero {
    padding: 26px 0 56px;
  }

  .page-faq .route-map {
    padding: 22px 22px 24px;
  }

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

  .page-faq .route-map__link {
    justify-content: center;
    padding: 11px 12px;
  }

  .page-faq .acc__summary {
    padding: 18px 20px;
  }

  .page-faq .acc__title {
    font-size: 18px;
  }

  .page-faq .acc__body {
    padding: 18px 20px 24px;
  }

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

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

@media (min-width: 900px) {
  .page-faq .tut-hero__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: end;
    gap: 40px;
  }

  .page-faq .tut-facts > div {
    padding: 14px 12px;
  }

  .page-faq .tut-facts__num {
    font-size: 26px;
  }

  .page-faq .tut-route__figure {
    margin-top: 26px;
  }

  .page-faq .tut-steps__layout {
    grid-template-columns: minmax(0, 1fr) 272px;
    align-items: start;
    gap: 36px;
  }

  .page-faq .tut-steps__aside {
    position: sticky;
    top: 78px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .acc__body {
    animation: none;
  }

  .page-faq .index-row:hover,
  .page-faq .index-row:focus-visible {
    transform: none;
  }

  .page-faq .tut-hero::after {
    opacity: 0.35;
  }
}
<<<END>>>