.page-faq {
  --faq-gap: 26px;
  --faq-node-pad: 20px;
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-faq .breadcrumb {
  padding-top: 20px;
  padding-bottom: 6px;
  font-size: 13px;
  color: var(--muted);
}
.page-faq .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
}
.page-faq .breadcrumb a:hover {
  color: var(--sun);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: 14px;
}
.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: center;
}
.page-faq .faq-hero__copy h1 {
  margin: 10px 0 0;
  font-size: clamp(30px, 7.4vw, 52px);
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -0.02em;
  transform: skewX(-2deg);
  color: var(--text);
}
.page-faq .faq-hero__lead {
  margin: 18px 0 0;
  max-width: 40em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-faq .faq-hero__actions {
  margin-top: 24px;
}
.page-faq .faq-hero__facts {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-faq .faq-hero__facts li {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 14px;
  color: var(--text-dim);
}

.page-faq .faq-hero__visual {
  position: relative;
  min-height: 300px;
  padding: 34px 22px;
  display: grid;
  place-content: center;
  gap: 6px;
  text-align: center;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 44%, rgba(255, 176, 32, 0.4), rgba(255, 75, 43, 0.13) 42%, transparent 72%),
    repeating-conic-gradient(from 0deg at 50% 44%, rgba(255, 176, 32, 0.13) 0deg 1.6deg, transparent 1.6deg 13deg),
    var(--panel);
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}
.page-faq .faq-hero__num {
  margin: 0;
  font-size: clamp(96px, 26vw, 168px);
  line-height: 0.82;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  color: var(--sun);
  transform: skewX(-2deg);
  text-shadow: 0 0 60px rgba(255, 138, 61, 0.6);
}
.page-faq .faq-hero__numcap {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

/* ---------- 通用小标题 ---------- */
.page-faq .faq-lead {
  margin: 14px 0 0;
  max-width: 42em;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 步骤链 ---------- */
.page-faq .faq-walk {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-top: 30px;
}
.page-faq .faq-chain {
  list-style: none;
  margin: 0;
  padding: 0;
}
.page-faq .faq-chain__node {
  position: relative;
  padding: var(--faq-node-pad) var(--faq-node-pad) var(--faq-node-pad) 74px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
}
.page-faq .faq-chain__node + .faq-chain__node {
  margin-top: 18px;
}
.page-faq .faq-chain__node::before {
  content: "";
  position: absolute;
  left: 36px;
  top: 74px;
  bottom: -22px;
  width: 2px;
  background: linear-gradient(180deg, var(--sun), rgba(255, 75, 43, 0.12));
}
.page-faq .faq-chain__node:last-child::before {
  display: none;
}
.page-faq .faq-chain__num {
  position: absolute;
  left: 20px;
  top: var(--faq-node-pad);
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--sun), var(--amber));
  color: var(--text-on-sun);
  font-size: 17px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  box-shadow: 0 8px 18px -8px rgba(255, 138, 61, 0.95);
}
.page-faq .faq-chain__node h3 {
  margin: 0;
  font-size: 19px;
  line-height: 1.4;
  color: var(--text);
}
.page-faq .faq-chain__node p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-faq .faq-chain__land {
  display: inline-block;
  padding: 6px 10px;
  border: 1px dashed rgba(43, 210, 196, 0.55);
  border-radius: var(--radius-sm);
  font-size: 13px !important;
  color: var(--cyan) !important;
  background: rgba(43, 210, 196, 0.07);
}
.page-faq .faq-walk__figure {
  margin: 0;
}
.page-faq .faq-chain--wide .faq-chain__node {
  padding-left: 74px;
}

/* ---------- 设备对比表 ---------- */
.page-faq .faq-table-wrap {
  margin-top: 28px;
  overflow-x: auto;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--space);
  box-shadow: var(--shadow-panel);
  -webkit-overflow-scrolling: touch;
}
.page-faq .faq-table {
  width: 100%;
  min-width: 660px;
  border-collapse: collapse;
}
.page-faq .faq-table thead th {
  padding: 14px 16px;
  text-align: left;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--cyan);
  background: rgba(43, 210, 196, 0.14);
  border-bottom: 2px solid var(--line);
  white-space: nowrap;
}
.page-faq .faq-table tbody th,
.page-faq .faq-table tbody td {
  padding: 16px;
  text-align: left;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.page-faq .faq-table tbody th {
  color: var(--text);
  font-weight: 700;
}
.page-faq .faq-table tbody tr:nth-child(odd) {
  background: rgba(255, 255, 255, 0.03);
}
.page-faq .faq-table tbody tr:hover,
.page-faq .faq-table tbody tr:focus-within {
  background: rgba(255, 176, 32, 0.1);
}
.page-faq .faq-table tbody tr:last-child th,
.page-faq .faq-table tbody tr:last-child td {
  border-bottom: none;
}
.page-faq .faq-table__sub {
  display: inline-block;
  margin-top: 4px;
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
}

/* ---------- 平板端 ---------- */
.page-faq .faq-tablet__grid {
  margin-top: 28px;
  align-items: start;
}
.page-faq .faq-orient {
  display: grid;
  gap: 18px;
}
.page-faq .faq-orient__demo {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 20px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
}
.page-faq .faq-orient__screen {
  flex: 1 1 180px;
  display: grid;
  place-items: center;
  padding: 12px;
  border: 2px solid rgba(255, 176, 32, 0.55);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 176, 32, 0.14), rgba(255, 75, 43, 0.06));
  color: var(--text);
  font-size: 13px;
  text-align: center;
}
.page-faq .faq-orient__screen--land {
  aspect-ratio: 16 / 10;
}
.page-faq .faq-orient__screen--port {
  aspect-ratio: 3 / 4;
  flex-basis: 130px;
}
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--space);
  padding: 8px 18px;
}
.page-faq .faq-steps li {
  position: relative;
  padding: 12px 0 12px 30px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
  border-bottom: 1px dashed var(--line);
}
.page-faq .faq-steps li:last-child {
  border-bottom: none;
}
.page-faq .faq-steps li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 20px;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--sun);
}

/* ---------- 版本核对 ---------- */
.page-faq .faq-version {
  margin-top: 28px;
  padding: 26px 24px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(160deg, rgba(255, 176, 32, 0.16), rgba(11, 18, 38, 0.94) 58%),
    var(--space);
  box-shadow: var(--shadow-panel);
}
.page-faq .faq-version__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
.page-faq .faq-version__list li {
  padding: 16px 18px;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(11, 18, 38, 0.72);
}
.page-faq .faq-version__spot {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}
.page-faq .faq-version__val {
  display: block;
  margin-top: 6px;
  font-size: 26px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--sun);
}
.page-faq .faq-version__list p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}
.page-faq .faq-version__note {
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ---------- 反馈清单 ---------- */
.page-faq .faq-checklist {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.page-faq .faq-check {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  height: 100%;
  padding: 16px;
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
  cursor: pointer;
  transition: border-color 0.2s var(--ease-out), background 0.2s var(--ease-out);
}
.page-faq .faq-check:hover {
  border-color: rgba(255, 176, 32, 0.6);
}
.page-faq .faq-check input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  flex: none;
  width: 22px;
  height: 22px;
  margin: 2px 0 0;
  display: grid;
  place-items: center;
  border: 2px solid var(--line);
  border-radius: 6px;
  background: var(--space);
  cursor: pointer;
  transition: background 0.18s var(--ease-out), border-color 0.18s var(--ease-out);
}
.page-faq .faq-check input[type="checkbox"]::after {
  content: "";
  width: 11px;
  height: 6px;
  margin-top: -3px;
  border-left: 3px solid var(--text-on-sun);
  border-bottom: 3px solid var(--text-on-sun);
  transform: rotate(-45deg) scale(0);
  transition: transform 0.16s var(--ease-out);
}
.page-faq .faq-check input[type="checkbox"]:checked {
  background: linear-gradient(135deg, var(--sun), var(--amber));
  border-color: var(--amber);
}
.page-faq .faq-check input[type="checkbox"]:checked::after {
  transform: rotate(-45deg) scale(1);
}
.page-faq .faq-check input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}
.page-faq .faq-check strong {
  display: block;
  font-size: 15px;
  color: var(--text);
}
.page-faq .faq-check__why {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}
.page-faq .faq-check:has(input:checked) {
  border-color: var(--sun);
  background: rgba(255, 176, 32, 0.08);
}
.page-faq .faq-send {
  margin-top: 24px;
  padding: 18px 20px;
  border-left: 4px solid var(--sun);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 176, 32, 0.08);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-dim);
}
.page-faq .faq-send a {
  color: var(--sun);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 去向卡片 ---------- */
.page-faq .faq-next__grid {
  margin-top: 28px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
.page-faq .faq-next__card {
  position: relative;
  display: block;
  padding: 22px 20px 20px;
  border: 2px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-panel);
  text-decoration: none;
  transition: transform 0.22s var(--ease-out), border-color 0.22s var(--ease-out);
}
.page-faq .faq-next__card:hover,
.page-faq .faq-next__card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--sun);
}
.page-faq .faq-next__card h3 {
  margin: 14px 0 0;
  font-size: 20px;
  color: var(--text);
}
.page-faq .faq-next__card p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}
.page-faq .faq-next__go {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
  font-weight: 700;
  color: var(--sun);
}
.page-faq .faq-next__card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-faq .faq-hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-faq .faq-checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-faq .faq-next__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-faq .faq-version__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 44px;
  }
  .page-faq .faq-hero__visual {
    min-height: 360px;
  }
  .page-faq .faq-walk {
    grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
    gap: 36px;
    align-items: start;
  }
  .page-faq .faq-next__grid {
    gap: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-check,
  .page-faq .faq-check input[type="checkbox"],
  .page-faq .faq-check input[type="checkbox"]::after,
  .page-faq .faq-next__card {
    transition: none;
  }
  .page-faq .faq-next__card:hover,
  .page-faq .faq-next__card:focus-visible {
    transform: none;
  }
}