.page-faq {
  --faq-card-pad: 1.15rem;
  --faq-radius: 0;
  color: var(--ink);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  padding: 1.75rem 0 2.75rem;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -35%;
  right: -12%;
  width: 64%;
  height: 175%;
  background: repeating-linear-gradient(
    104deg,
    rgba(242, 96, 26, 0.24) 0 12px,
    rgba(242, 96, 26, 0) 12px 48px
  );
  transform: skewX(-9deg);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--tiger) 0 38%, var(--cyan) 38% 52%, var(--sand) 52% 100%);
}

.page-faq .faq-hero .page-shell {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero .crumbs__link,
.page-faq .faq-hero .crumbs__sep,
.page-faq .faq-hero .crumbs__current {
  color: rgba(247, 243, 236, 0.72);
}

.page-faq .faq-hero .crumbs__link:hover {
  color: var(--cyan);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.5rem;
}

.page-faq .kicker {
  color: var(--tiger);
  font-weight: 800;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  text-transform: uppercase;
  margin: 0 0 0.5rem;
}

.page-faq .faq-hero h1 {
  font-size: clamp(1.95rem, 6.4vw, 3.5rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.015em;
  margin: 0 0 1rem;
  transform: skewX(-4deg);
  transform-origin: left center;
  padding-right: 0.5rem;
}

.page-faq .faq-hero__lede {
  max-width: 34em;
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(247, 243, 236, 0.84);
  margin: 0 0 1.5rem;
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-faq .faq-hero__side {
  border-left: 3px solid var(--tiger);
  padding: 0.2rem 0 0.2rem 1.1rem;
}

.page-faq .faq-hero__side-title {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--sand);
}

.page-faq .faq-hero__side p {
  margin: 0 0 0.85rem;
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(247, 243, 236, 0.8);
}

.page-faq .faq-hero__side-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.4rem;
}

.page-faq .faq-hero__side-list li {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--cyan);
  padding-left: 1rem;
  position: relative;
}

.page-faq .faq-hero__side-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.55rem;
  height: 2px;
  background: var(--cyan);
}

/* ---------- 通用分段 ---------- */
.page-faq .section {
  padding: 2.75rem 0;
}

.page-faq .section-head__note {
  max-width: 36em;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 分流入口 ---------- */
.page-faq .faq-router__grid {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.75rem;
}

.page-faq .faq-router__card {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: var(--faq-card-pad);
  background: var(--paper);
  border: 2px solid var(--line);
  box-shadow: var(--shadow-print);
  text-decoration: none;
  color: var(--ink);
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.page-faq .faq-router__card:hover,
.page-faq .faq-router__card:focus-visible {
  border-color: var(--tiger);
  transform: translateY(-2px);
  box-shadow: 7px 7px 0 rgba(231, 223, 210, 0.95);
}

.page-faq .faq-router__card .chip {
  align-self: flex-start;
}

.page-faq .faq-router__card h3 {
  margin: 0.15rem 0 0;
  font-size: 1.15rem;
  font-weight: 900;
  line-height: 1.35;
}

.page-faq .faq-router__card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-faq .faq-router__go {
  margin-top: auto;
  padding-top: 0.5rem;
  font-size: 0.86rem;
  font-weight: 800;
  color: var(--teal);
  letter-spacing: 0.02em;
}

.page-faq .faq-router__card:hover .faq-router__go {
  color: var(--tiger);
}

/* ---------- 七步清单 ---------- */
.page-faq .faq-figure {
  margin: 1.75rem 0 0;
  border: 2px solid var(--line);
  background: var(--paper);
  padding: 0.6rem;
}

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

.page-faq .faq-figure figcaption {
  padding: 0.55rem 0.2rem 0.1rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.page-faq .faq-steps__layout {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.75rem;
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  padding: 1rem 1rem 1rem 0.9rem;
  background: var(--paper);
  border: 2px solid var(--line);
  border-left: 6px solid var(--line);
  transition: border-color 0.18s ease, background 0.18s ease;
}

.page-faq .faq-step:hover {
  border-color: var(--tiger);
  background: #fbf7f1;
}

.page-faq .faq-step__num {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  font-size: 1.45rem;
  font-weight: 900;
  color: var(--tiger);
  border: 2px solid var(--tiger);
  transform: skewX(-6deg);
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-faq .faq-step:hover .faq-step__num {
  background: var(--sand);
  border-color: var(--sand);
  color: var(--ink);
}

.page-faq .faq-step__body h3 {
  margin: 0 0 0.35rem;
  font-size: 1.06rem;
  font-weight: 900;
  line-height: 1.4;
}

.page-faq .faq-step__body p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.74;
  color: var(--muted);
}

.page-faq .faq-step__pass {
  margin-top: 0.6rem !important;
  display: inline-block;
  padding: 0.28rem 0.6rem;
  font-size: 0.85rem !important;
  font-weight: 700;
  color: var(--teal) !important;
  background: rgba(18, 214, 196, 0.14);
  border-left: 3px solid var(--cyan);
}

.page-faq .faq-side {
  display: grid;
  gap: 0.8rem;
  align-content: start;
}

.page-faq .faq-note {
  padding: 0.85rem 1rem;
  background: var(--charcoal);
  color: var(--paper);
  border-left: 4px solid var(--tiger);
}

.page-faq .faq-note--cyan {
  border-left-color: var(--cyan);
}

.page-faq .faq-note--sand {
  border-left-color: var(--sand);
}

.page-faq .faq-note__title {
  margin: 0 0 0.3rem;
  font-size: 0.92rem;
  font-weight: 900;
  color: var(--paper);
}

.page-faq .faq-note p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.68;
  color: rgba(247, 243, 236, 0.78);
}

/* ---------- 四类情形对照 ---------- */
.page-faq .faq-scenes__layout {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.75rem;
}

.page-faq .faq-table-wrap {
  overflow-x: auto;
  border: 2px solid var(--line);
  background: var(--paper);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
}

.page-faq .faq-table__caption {
  text-align: left;
  padding: 0.7rem 1rem;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-table thead th {
  background: var(--ink);
  color: var(--paper);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-align: left;
  padding: 0.65rem 1rem;
}

.page-faq .faq-table tbody th,
.page-faq .faq-table tbody td {
  padding: 0.85rem 1rem;
  text-align: left;
  vertical-align: top;
  font-size: 0.92rem;
  line-height: 1.68;
  border-bottom: 1px solid var(--line);
}

.page-faq .faq-table tbody th {
  white-space: nowrap;
  font-weight: 900;
  color: var(--teal);
  border-left: 4px solid var(--cyan);
  background: rgba(18, 214, 196, 0.07);
}

.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 tbody td {
  color: var(--muted);
}

.page-faq .faq-scenes__figure {
  margin: 0;
  padding: 0.6rem;
  border: 2px solid var(--line);
  background: var(--paper);
  align-self: start;
}

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

.page-faq .faq-scenes__figure figcaption {
  padding: 0.55rem 0.2rem 0.1rem;
  font-size: 0.82rem;
  color: var(--muted);
}

/* ---------- 换手机重装（深青绿分区） ---------- */
.page-faq .faq-zone-teal {
  background: var(--teal);
  color: var(--paper);
  padding: 2.75rem 0;
  position: relative;
}

.page-faq .faq-zone-teal::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: repeating-linear-gradient(
    115deg,
    var(--tiger) 0 18px,
    transparent 18px 40px
  );
}

.page-faq .faq-teal__head {
  max-width: 40em;
}

.page-faq .kicker--light {
  color: var(--cyan);
}

.page-faq .faq-teal__head h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.45rem, 4.2vw, 2.25rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.01em;
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-faq .faq-teal__head p {
  margin: 0;
  font-size: 0.96rem;
  line-height: 1.78;
  color: rgba(247, 243, 236, 0.8);
}

.page-faq .faq-reinstall {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-faq .faq-reinstall li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
  padding: 0.9rem 1rem;
  background: rgba(20, 16, 14, 0.42);
  border: 1px solid rgba(231, 223, 210, 0.22);
}

.page-faq .faq-reinstall__num {
  font-size: 1.4rem;
  font-weight: 900;
  line-height: 1;
  color: var(--sand);
  letter-spacing: -0.02em;
  transform: skewX(-6deg);
}

.page-faq .faq-reinstall h3 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.4;
  color: var(--paper);
}

.page-faq .faq-reinstall p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(247, 243, 236, 0.72);
}

.page-faq .faq-teal__flag {
  margin: 1.25rem 0 0;
  padding: 0.8rem 1rem;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--paper);
  background: rgba(242, 96, 26, 0.16);
  border-left: 4px solid var(--tiger);
}

/* ---------- 机型差异 ---------- */
.page-faq .faq-device__grid {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.75rem;
}

.page-faq .faq-device__card {
  padding: var(--faq-card-pad);
  background: var(--paper);
  border: 2px solid var(--line);
  border-top: 4px solid var(--tiger);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

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

.page-faq .faq-device__card .chip {
  display: inline-block;
  margin-bottom: 0.5rem;
}

.page-faq .faq-device__card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.06rem;
  font-weight: 900;
  line-height: 1.4;
}

.page-faq .faq-device__card p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-faq .faq-device__how {
  margin-top: 1.25rem;
  padding: 1.1rem 1.15rem;
  background: #fbf7f1;
  border: 2px dashed var(--line);
}

.page-faq .faq-device__how-title {
  margin: 0 0 0.6rem;
  font-size: 1rem;
  font-weight: 900;
  color: var(--teal);
}

.page-faq .faq-device__how ol {
  margin: 0;
  padding-left: 1.25rem;
  display: grid;
  gap: 0.45rem;
  font-size: 0.93rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-faq .faq-device__how-link {
  margin: 1rem 0 0;
}

/* ---------- 求助 ---------- */
.page-faq .faq-ask__grid {
  display: grid;
  gap: 1.5rem;
}

.page-faq .faq-ask__main h2 {
  margin: 0 0 0.7rem;
  font-size: clamp(1.4rem, 4vw, 2rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.01em;
  transform: skewX(-3deg);
  transform-origin: left center;
}

.page-faq .faq-ask__main > p {
  margin: 0 0 1rem;
  max-width: 34em;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--muted);
}

.page-faq .faq-ask__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-faq .faq-ask__list li {
  padding: 0.65rem 0.85rem;
  font-size: 0.93rem;
  line-height: 1.7;
  color: var(--muted);
  background: var(--paper);
  border-left: 3px solid var(--sand);
}

.page-faq .faq-ask__list strong {
  color: var(--ink);
  font-weight: 800;
}

.page-faq .faq-ask__side {
  padding: 1.15rem;
  background: var(--indigo);
  color: var(--paper);
  border-top: 4px solid var(--tiger);
}

.page-faq .faq-ask__side-title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 900;
  color: var(--sand);
}

.page-faq .faq-ask__side p {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  line-height: 1.74;
  color: rgba(247, 243, 236, 0.82);
}

.page-faq .faq-ask__side .btn {
  display: inline-block;
}

.page-faq .faq-ask__side-note {
  margin: 1rem 0 0 !important;
  font-size: 0.84rem !important;
  color: rgba(247, 243, 236, 0.66) !important;
}

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

.page-faq .faq-ask__side-note a:hover {
  color: var(--sand);
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-qa {
  margin-top: 2rem;
  display: grid;
  gap: 0.65rem;
}

.page-faq .faq-qa__heading {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--ink);
}

.page-faq .faq-qa__item {
  border: 2px solid var(--line);
  background: var(--paper);
  transition: border-color 0.18s ease;
}

.page-faq .faq-qa__item[open] {
  border-color: var(--tiger);
}

.page-faq .faq-qa__q {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.9rem 1rem;
  font-size: 0.96rem;
  font-weight: 800;
  cursor: pointer;
  list-style: none;
  color: var(--ink);
}

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

.page-faq .faq-qa__q:hover {
  color: var(--tiger);
}

.page-faq .faq-qa__no {
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--sand);
  transform: skewX(-6deg);
  letter-spacing: -0.02em;
}

.page-faq .faq-qa__a {
  padding: 0 1rem 1rem 2.85rem;
  font-size: 0.92rem;
  line-height: 1.76;
  color: var(--muted);
}

.page-faq .faq-qa__a p {
  margin: 0;
}

.page-faq .faq-qa__a a {
  color: var(--teal);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-qa__a a:hover {
  color: var(--tiger);
}

/* ---------- 断点 ---------- */
@media (min-width: 768px) {
  .page-faq .faq-hero {
    padding: 2.25rem 0 3.5rem;
  }

  .page-faq .section {
    padding: 3.75rem 0;
  }

  .page-faq .faq-zone-teal {
    padding: 3.5rem 0;
  }

  .page-faq .faq-router__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 1rem;
  }

  .page-faq .faq-router__card:nth-child(1) {
    grid-column: span 7;
  }

  .page-faq .faq-router__card:nth-child(2) {
    grid-column: span 5;
  }

  .page-faq .faq-router__card:nth-child(3) {
    grid-column: span 4;
  }

  .page-faq .faq-router__card:nth-child(4) {
    grid-column: span 8;
  }

  .page-faq .faq-device__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-faq .faq-device__card:nth-child(1) {
    grid-column: span 5;
  }

  .page-faq .faq-device__card:nth-child(2) {
    grid-column: span 4;
  }

  .page-faq .faq-device__card:nth-child(3) {
    grid-column: span 3;
  }

  .page-faq .faq-ask__grid {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
    gap: 2rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: end;
    gap: 2.5rem;
  }
}

@media (min-width: 980px) {
  .page-faq .faq-steps__layout {
    grid-template-columns: minmax(0, 1fr) 268px;
    align-items: start;
    gap: 2rem;
  }

  .page-faq .faq-side {
    position: sticky;
    top: 1.5rem;
  }

  .page-faq .faq-step {
    padding: 1.15rem 1.25rem 1.15rem 1rem;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-scenes__layout {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
    gap: 1.75rem;
  }

  .page-faq .faq-qa__a {
    padding-left: 3.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-router__card,
  .page-faq .faq-step,
  .page-faq .faq-device__card {
    transition: none;
  }

  .page-faq .faq-router__card:hover,
  .page-faq .faq-device__card:hover {
    transform: none;
  }
}

```