.page-faq {
  --faq-line-soft: rgba(27, 74, 62, 0.55);
  --faq-paper-text: var(--ink);
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-faq .faq-crumb {
  padding-top: 18px;
}

/* ---------- 首屏状态台 ---------- */
.page-faq .faq-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  padding-block: 28px 40px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(30px, 8vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper-hi);
  margin: 14px 0 0;
  text-shadow: 2px 2px 0 var(--edge);
}

.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: 17px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.86;
}

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

.page-faq .faq-hero__jump {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
  padding: 18px 18px 12px;
}

.page-faq .faq-hero__jump-title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--cyan);
}

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

.page-faq .faq-jump a {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 6px;
  border-bottom: 1px dashed var(--faq-line-soft);
  color: var(--paper);
  text-decoration: none;
  font-size: 15px;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

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

.page-faq .faq-jump a .mono {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-faq .faq-jump a:hover,
.page-faq .faq-jump a:focus-visible {
  color: var(--cyan);
  padding-left: 12px;
}

/* ---------- 区块节奏 ---------- */
.page-faq .faq-block {
  padding-block: 44px;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-figure {
  margin: 24px 0 0;
}

/* ---------- 配置对照表 ---------- */
.page-faq .cfg-scroll {
  margin-top: 20px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow-card);
}

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

.page-faq .cfg-table {
  width: 100%;
  min-width: 860px;
  border-collapse: separate;
  border-spacing: 0;
  color: var(--faq-paper-text);
  font-size: 13px;
}

.page-faq .cfg-table thead th {
  background: var(--ink-3);
  color: var(--paper-hi);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  font-weight: 700;
  text-align: left;
  padding: 13px 16px;
  white-space: nowrap;
  border-bottom: 1px solid var(--edge);
}

.page-faq .cfg-table tbody th {
  position: sticky;
  left: 0;
  z-index: 2;
  background: var(--paper-hi);
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 14px;
  text-align: left;
  padding: 15px 16px;
  white-space: nowrap;
  border-bottom: 1px solid var(--paper-line);
  border-right: 1px solid var(--paper-line);
}

.page-faq .cfg-table tbody td {
  padding: 15px 16px;
  white-space: nowrap;
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  border-bottom: 1px solid var(--paper-line);
  border-right: 1px solid var(--paper-line);
  background: var(--paper);
}

.page-faq .cfg-table tbody tr:nth-child(even) td {
  background: var(--paper-hi);
}

.page-faq .cfg-table tbody td:last-child,
.page-faq .cfg-table thead th:last-child {
  border-right: 0;
}

.page-faq .cfg-table tbody tr:last-child th,
.page-faq .cfg-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-faq .cfg-note {
  margin: 18px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.78;
}

/* ---------- 排查步骤 ---------- */
.page-faq .ts-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 28px;
}

.page-faq .ts-visual {
  display: grid;
  gap: 14px;
}

.page-faq .ts-branch {
  width: 100%;
  max-width: 260px;
  height: auto;
}

.page-faq .ts-visual__cap {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-faq .ts-steps {
  display: grid;
  gap: 14px;
}

.page-faq .step {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
  padding: 18px 18px 16px;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-faq .step:hover {
  background: var(--ink-3);
}

.page-faq .step:has(.step__check:checked) {
  border-color: var(--cyan);
  background-image: linear-gradient(180deg, var(--cyan-soft), transparent 72%);
}

.page-faq .step__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-faq .step__num {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-faq .step__toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding: 4px 6px;
  border-radius: 2px;
}

.page-faq .step__ring {
  position: relative;
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 1px solid var(--muted);
  border-radius: 50%;
  flex: none;
}

.page-faq .step__toggle-done {
  display: none;
  color: var(--cyan);
}

.page-faq .step__check:checked ~ .step__head .step__ring {
  border-color: var(--cyan);
  background: var(--cyan);
}

.page-faq .step__check:checked ~ .step__head .step__ring::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1px;
  width: 4px;
  height: 8px;
  border: 2px solid var(--edge);
  border-top: 0;
  border-left: 0;
  transform: rotate(45deg);
}

.page-faq .step__check:checked ~ .step__head .step__toggle-idle {
  display: none;
}

.page-faq .step__check:checked ~ .step__head .step__toggle-done {
  display: inline;
}

.page-faq .step__check:focus-visible ~ .step__head .step__toggle {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .step__title {
  margin: 14px 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.4;
  color: var(--paper-hi);
}

.page-faq .step__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.82;
}

.page-faq .step__next {
  position: relative;
  margin: 12px 0 0;
  padding-left: 16px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-faq .step__next::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--orange);
}

/* ---------- 报错速查 ---------- */
.page-faq .err-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 26px;
}

.page-faq .err-index a {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--ink-2);
  color: var(--paper);
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-faq .err-index a:hover,
.page-faq .err-index a:focus-visible {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--edge);
}

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

.page-faq .err-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.page-faq .err-item__code {
  margin: 0;
  padding-left: 10px;
  border-left: 3px solid var(--magenta);
  font-size: 15px;
  letter-spacing: 0.08em;
  line-height: 1.4;
  color: var(--magenta);
}

.page-faq .err-item__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 17px;
  line-height: 1.45;
  color: var(--paper-hi);
}

.page-faq .err-item__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.78;
}

.page-faq .err-item__fix {
  margin: 10px 0 0;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--cyan);
}

/* ---------- 安装提示 ---------- */
.page-faq .inst-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 26px;
}

.page-faq .inst-card {
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  border-radius: var(--radius);
  background: var(--ink-2);
  padding: 20px 20px 18px;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-faq .inst-card:hover {
  background: var(--ink-3);
}

.page-faq .inst-card:nth-child(1) {
  border-top-color: var(--cyan);
}

.page-faq .inst-card:nth-child(2) {
  border-top-color: var(--yellow);
}

.page-faq .inst-card:nth-child(3) {
  border-top-color: var(--magenta);
}

.page-faq .inst-card__idx {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-faq .inst-card__title {
  margin: 10px 0 8px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  color: var(--paper-hi);
}

.page-faq .inst-card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.8;
}

.page-faq .inst-card__do {
  margin: 14px 0 0;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--yellow);
}

.page-faq .inst-note {
  margin: 22px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.78;
}

.page-faq .inst-note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .inst-note a:hover,
.page-faq .inst-note a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 补偿与礼包 ---------- */
.page-faq .gift-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-top: 26px;
}

.page-faq .gift-main__lead {
  margin: 0;
  max-width: 34em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--paper);
  opacity: 0.86;
}

.page-faq .gift-cond {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .gift-cond li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.82;
}

.page-faq .gift-cond li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 8px;
  height: 8px;
  background: var(--cyan);
  border-radius: 1px;
}

.page-faq .gift-main .btn {
  margin-top: 24px;
}

.page-faq .gift-track-box {
  border-radius: var(--radius);
}

.page-faq .gift-track-box__title {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cyan);
}

.page-faq .gift-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.page-faq .gift-track li {
  display: grid;
  gap: 10px;
}

.page-faq .gift-track__seg {
  display: block;
  height: 8px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--ink-3);
}

.page-faq .gift-track__seg.is-done {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-faq .gift-track__seg.is-current {
  background: var(--orange);
  border-color: var(--orange);
}

.page-faq .gift-track__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--muted);
  line-height: 1.5;
}

.page-faq .gift-track li.is-done .gift-track__label {
  color: var(--paper);
}

.page-faq .gift-track li.is-current .gift-track__label {
  color: var(--orange);
}

.page-faq .gift-track-box__note {
  margin: 20px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.72;
}

/* ---------- 提问方式 ---------- */
.page-faq .ask-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  margin-top: 26px;
}

.page-faq .ask-list {
  list-style: none;
  counter-reset: ask;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-faq .ask-list li {
  position: relative;
  counter-increment: ask;
  padding-left: 46px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.86;
}

.page-faq .ask-list li::before {
  content: counter(ask, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 1px 7px;
}

.page-faq .ask-aside {
  border-radius: var(--radius);
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .ask-aside__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--paper);
  opacity: 0.82;
}

.page-faq .ask-aside .btn {
  justify-self: start;
}

/* ---------- 出口区 ---------- */
.page-faq .faq-next {
  padding-block: 44px 56px;
}

.page-faq .faq-next__title {
  margin: 0 0 22px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 4.4vw, 26px);
  line-height: 1.35;
  color: var(--paper-hi);
}

.page-faq .faq-next__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .faq-next__item {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-faq .faq-next__item:hover,
.page-faq .faq-next__item:focus-visible {
  border-color: var(--cyan);
  background: var(--ink-3);
  transform: translateY(-2px);
}

.page-faq .faq-next__idx {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-faq .faq-next__label {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 18px;
  color: var(--paper-hi);
}

.page-faq .faq-next__desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--paper);
  opacity: 0.72;
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-next__item,
  .page-faq .faq-jump a,
  .page-faq .step,
  .page-faq .inst-card,
  .page-faq .err-index a {
    transition: none;
  }

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

/* ---------- 中等屏 ---------- */
@media (min-width: 700px) {
  .page-faq .inst-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .err-item {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
  }

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

/* ---------- 桌面屏 ---------- */
@media (min-width: 940px) {
  .page-faq .faq-crumb {
    padding-top: 26px;
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: start;
    padding-block: 56px 72px;
  }

  .page-faq .faq-hero__jump {
    margin-top: 62px;
  }

  .page-faq .faq-block {
    padding-block: 76px;
  }

  .page-faq .ts-layout {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: 52px;
    align-items: start;
    margin-top: 40px;
  }

  .page-faq .ts-visual {
    position: sticky;
    top: 96px;
  }

  .page-faq .gift-wrap {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .ask-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .faq-next {
    padding-block: 64px 88px;
  }
}