.page-faq {
  --faq-cut: 22px;
  color: var(--ink);
  background: var(--mist);
  -webkit-font-smoothing: antialiased;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  margin: 0;
}

.page-faq p {
  margin: 0;
}

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

.page-faq .section {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
}

/* ---------- 封面 ---------- */
.page-faq .faq-cover {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--deep);
  color: var(--on-dark);
  padding: clamp(1.25rem, 4vw, 2.25rem) 0 clamp(1.5rem, 4vw, 2.5rem);
}

.page-faq .faq-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    repeating-linear-gradient(115deg, transparent 0 46px, rgba(47, 124, 255, .14) 46px 47px, transparent 47px 132px),
    repeating-linear-gradient(115deg, transparent 0 214px, rgba(242, 80, 44, .16) 214px 215px, transparent 215px 336px);
  opacity: .85;
}

.page-faq .faq-cover::after {
  content: "";
  position: absolute;
  right: -20%;
  top: -32%;
  z-index: -1;
  width: 64%;
  aspect-ratio: 1;
  background: radial-gradient(circle at center, rgba(36, 27, 58, .92), transparent 68%);
  pointer-events: none;
}

.page-faq .faq-cover .breadcrumb {
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  font-size: .8rem;
  color: var(--on-dark-soft);
}

.page-faq .faq-cover .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-cover .breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
}

.page-faq .faq-cover .breadcrumb li:not(:last-child)::after {
  content: "/";
  color: rgba(247, 249, 246, .34);
}

.page-faq .faq-cover .breadcrumb a {
  color: var(--on-dark);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 124, 255, .55);
}

.page-faq .faq-cover .breadcrumb a:hover {
  border-color: var(--orange);
}

.page-faq .faq-cover__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}

.page-faq .faq-cover__text .eyebrow {
  color: var(--orange);
}

.page-faq .faq-cover h1 {
  margin-top: .55rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.1rem, 6.2vw, 4.15rem);
  line-height: 1.03;
  letter-spacing: -.012em;
  text-wrap: balance;
}

.page-faq .faq-cover__hl {
  color: var(--orange);
}

.page-faq .faq-cover .lede {
  max-width: 40rem;
  margin-top: 1.1rem;
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2vw, 1.14rem);
  line-height: 1.85;
  color: var(--on-dark);
}

.page-faq .faq-cover__note {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-top: 1.25rem;
  padding: .5rem .95rem;
  font-size: .82rem;
  line-height: 1.5;
  color: var(--paper);
  background: rgba(47, 124, 255, .14);
  border: 1px solid rgba(47, 124, 255, .55);
  border-radius: 999px;
}

.page-faq .faq-cover__dot {
  width: .45rem;
  height: .45rem;
  flex: none;
  border-radius: 50%;
  background: var(--green);
}

.page-faq .faq-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.5rem;
}

.page-faq .faq-cover__figure {
  margin: 0;
}

.page-faq .faq-frame {
  position: relative;
  overflow: hidden;
  background: rgba(247, 249, 246, .06);
  border: 1px solid rgba(247, 249, 246, .2);
  border-radius: var(--radius);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--faq-cut)), calc(100% - var(--faq-cut)) 100%, 0 100%);
}

.page-faq .faq-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 12 / 7;
  object-fit: cover;
}

.page-faq .faq-caption {
  margin-top: .7rem;
  font-family: var(--font-serif);
  font-size: .8rem;
  line-height: 1.65;
  color: var(--on-dark-soft);
}

.page-faq .faq-cover__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: clamp(1.75rem, 4vw, 2.75rem);
  border-top: 1px solid rgba(247, 249, 246, .16);
}

.page-faq .faq-cover__stat {
  padding: 1rem .9rem 1.15rem;
  border-right: 1px solid rgba(247, 249, 246, .12);
}

.page-faq .faq-cover__stat:nth-child(2n) {
  border-right: 0;
}

.page-faq .faq-cover__stat .num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.15rem, 2.4vw, 1.6rem);
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--orange);
  word-break: keep-all;
}

.page-faq .faq-cover__stat .label {
  display: block;
  margin-top: .35rem;
  font-size: .78rem;
  line-height: 1.55;
  color: var(--on-dark-soft);
}

/* ---------- 章节头 ---------- */
.page-faq .faq-head {
  display: grid;
  gap: .55rem;
  max-width: 46rem;
  margin-bottom: clamp(1.5rem, 3.5vw, 2.25rem);
}

.page-faq .section-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.65rem, 3.4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -.005em;
  color: var(--deep);
}

.page-faq .faq-head__lede {
  font-size: .96rem;
  line-height: 1.8;
  color: #33443f;
}

/* ---------- 标签页索引 ---------- */
.page-faq .faq-tabs {
  display: grid;
  gap: 1.4rem;
}

.page-faq .faq-tabs__list {
  display: flex;
  gap: .6rem;
  overflow-x: auto;
  padding-bottom: .45rem;
  scrollbar-width: thin;
}

.page-faq .faq-tabs__btn {
  flex: 0 0 auto;
  display: grid;
  gap: .22rem;
  min-width: 9.5rem;
  padding: .85rem 1rem;
  text-align: left;
  font: inherit;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
}

.page-faq .faq-tabs__btn:hover {
  border-color: var(--blue);
  transform: translateY(-1px);
}

.page-faq .faq-tabs__btn:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 2px;
}

.page-faq .faq-tabs__btn[aria-selected="true"] {
  background: var(--indigo);
  color: var(--paper);
  border-color: var(--indigo);
  border-left-color: var(--orange);
}

.page-faq .faq-tab__num {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--blue);
}

.page-faq .faq-tabs__btn[aria-selected="true"] .faq-tab__num {
  color: var(--orange);
}

.page-faq .faq-tab__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .01em;
}

.page-faq .faq-tab__desc {
  font-size: .78rem;
  line-height: 1.5;
  color: #4b5a56;
}

.page-faq .faq-tabs__btn[aria-selected="true"] .faq-tab__desc {
  color: var(--on-dark-soft);
}

.page-faq .faq-tabs__panels {
  display: grid;
  gap: 1.1rem;
  min-width: 0;
}

.page-faq .faq-panel {
  padding: clamp(1.1rem, 3vw, 1.9rem);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  clip-path: polygon(0 0, calc(100% - var(--faq-cut)) 0, 100% var(--faq-cut), 100% 100%, 0 100%);
}

.page-faq .faq-item + .faq-item {
  margin-top: 1.35rem;
  padding-top: 1.35rem;
  border-top: 1px dashed var(--line);
}

.page-faq .faq-item__head .tag {
  display: inline-block;
  margin-bottom: .5rem;
}

.page-faq .faq-item h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.08rem, 2.2vw, 1.32rem);
  line-height: 1.3;
  color: var(--deep);
}

.page-faq .faq-steps {
  counter-reset: faqstep;
  display: grid;
  gap: .65rem;
  margin: .95rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps > li {
  position: relative;
  padding-left: 2.1rem;
  font-size: .94rem;
  line-height: 1.78;
  color: #2b3a36;
}

.page-faq .faq-steps > li::before {
  counter-increment: faqstep;
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .2rem;
  width: 1.55rem;
  height: 1.55rem;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--blue);
  background: rgba(47, 124, 255, .07);
  border: 1px solid rgba(47, 124, 255, .45);
  border-radius: 50%;
}

.page-faq .faq-path {
  display: inline-block;
  padding: .05em .4em;
  font-family: var(--font-mono);
  font-size: .85em;
  color: var(--deep);
  background: rgba(11, 46, 42, .07);
  border-radius: 5px;
  word-break: break-all;
}

.page-faq .faq-item__result {
  margin-top: .95rem;
  padding-left: .85rem;
  border-left: 3px solid var(--orange);
  font-size: .9rem;
  line-height: 1.75;
  color: #33443f;
}

.page-faq .faq-ledger {
  display: grid;
  gap: .6rem;
  margin-top: 1rem;
  padding: .9rem 1rem 1rem;
  background: rgba(90, 31, 46, .055);
  border: 1px solid rgba(90, 31, 46, .26);
  border-radius: var(--radius-sm);
}

.page-faq .faq-ledger__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .02em;
  color: var(--wine);
}

.page-faq .faq-ledger__row {
  display: grid;
  gap: .2rem;
  font-size: .88rem;
  line-height: 1.65;
  color: #2b3a36;
}

.page-faq .faq-ledger__key {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .04em;
  color: var(--wine);
}

.page-faq .faq-rights {
  display: grid;
  gap: .55rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-rights > li {
  position: relative;
  padding-left: 1.3rem;
  font-size: .92rem;
  line-height: 1.75;
  color: #2b3a36;
}

.page-faq .faq-rights > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62rem;
  width: .5rem;
  height: .5rem;
  background: var(--green);
  border-radius: 2px;
  transform: rotate(45deg);
}

/* ---------- 苹果设备路径 ---------- */
.page-faq .faq-apple {
  position: relative;
  overflow: hidden;
  background: var(--indigo);
  color: var(--on-dark);
}

.page-faq .faq-apple::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(90deg, transparent 0 118px, rgba(242, 80, 44, .1) 118px 119px);
}

.page-faq .faq-apple .container {
  position: relative;
}

.page-faq .faq-apple .eyebrow {
  color: var(--orange);
}

.page-faq .faq-apple .section-title {
  color: var(--paper);
}

.page-faq .faq-apple__grid {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.75rem);
}

.page-faq .faq-apple__lede {
  margin-top: .85rem;
  font-size: .96rem;
  line-height: 1.85;
  color: var(--on-dark);
}

.page-faq .faq-route {
  display: block;
  width: 100%;
  max-width: 20rem;
  height: auto;
  margin: 1.4rem 0 0;
}

.page-faq .faq-apple__figure {
  margin: 1.4rem 0 0;
}

.page-faq .faq-check {
  display: grid;
  gap: .75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-check__item {
  position: relative;
}

.page-faq .faq-check__input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .faq-check__label {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .85rem;
  padding: .95rem 1.05rem;
  background: rgba(247, 249, 246, .07);
  border: 1px solid rgba(247, 249, 246, .17);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .22s var(--ease), border-color .22s var(--ease);
}

.page-faq .faq-check__label:hover {
  border-color: rgba(47, 124, 255, .65);
}

.page-faq .faq-check__input:focus-visible + .faq-check__label {
  outline: 3px solid var(--blue);
  outline-offset: 2px;
}

.page-faq .faq-check__input:checked + .faq-check__label {
  background: rgba(31, 158, 131, .16);
  border-color: rgba(31, 158, 131, .55);
}

.page-faq .faq-check__num {
  font-family: var(--font-mono);
  font-size: .8rem;
  line-height: 1.6;
  color: var(--orange);
}

.page-faq .faq-check__text {
  display: grid;
  gap: .32rem;
  font-size: .9rem;
  line-height: 1.72;
  color: var(--on-dark);
}

.page-faq .faq-check__text strong {
  font-weight: 600;
  font-size: .98rem;
  color: var(--paper);
}

.page-faq .faq-apple .faq-path {
  color: var(--paper);
  background: rgba(247, 249, 246, .14);
}

.page-faq .faq-apple .faq-caption {
  color: var(--on-dark-soft);
}

/* ---------- 数据时间轴 ---------- */
.page-faq .faq-timeline {
  position: relative;
  display: grid;
  gap: 1.5rem;
  margin: 0;
  padding: 0 0 0 1.5rem;
  list-style: none;
}

.page-faq .faq-timeline::before {
  content: "";
  position: absolute;
  left: .34rem;
  top: .5rem;
  bottom: .5rem;
  width: 2px;
  background: linear-gradient(var(--orange), rgba(242, 80, 44, .12));
}

.page-faq .faq-timeline > li {
  position: relative;
}

.page-faq .faq-timeline > li::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: .42rem;
  width: .68rem;
  height: .68rem;
  background: var(--deep);
  border: 2px solid var(--orange);
  border-radius: 2px;
  transform: rotate(45deg);
}

.page-faq .faq-timeline__when {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .08em;
  color: var(--blue);
}

.page-faq .faq-timeline__title {
  margin-top: .28rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  line-height: 1.35;
  color: var(--deep);
}

.page-faq .faq-timeline__desc {
  margin-top: .3rem;
  font-size: .92rem;
  line-height: 1.78;
  color: #33443f;
}

/* ---------- 手风琴 ---------- */
.page-faq .faq-accordion {
  display: grid;
  gap: .7rem;
}

.page-faq .faq-acc {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.page-faq .faq-acc > summary {
  position: relative;
  padding: .95rem 3rem .95rem 1.1rem;
  font-size: .98rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--deep);
  cursor: pointer;
  list-style: none;
}

.page-faq .faq-acc > summary::-webkit-details-marker {
  display: none;
}

.page-faq .faq-acc > summary::after {
  content: "+";
  position: absolute;
  right: 1.05rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  color: var(--blue);
}

.page-faq .faq-acc[open] > summary::after {
  content: "–";
  color: var(--orange);
}

.page-faq .faq-acc > summary:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: -3px;
}

.page-faq .faq-acc__body {
  padding: 0 1.1rem 1.05rem;
  font-size: .92rem;
  line-height: 1.8;
  color: #33443f;
}

/* ---------- 联系前准备 ---------- */
.page-faq .faq-ready__grid {
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-faq .faq-ready__lede {
  margin-top: .85rem;
  font-size: .96rem;
  line-height: 1.8;
  color: #33443f;
}

.page-faq .faq-ready__list {
  display: grid;
  gap: .7rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-ready__list > li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .8rem;
  padding: .85rem .95rem;
  font-size: .92rem;
  line-height: 1.72;
  color: #2b3a36;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.page-faq .faq-ready__list strong {
  color: var(--deep);
}

.page-faq .faq-ready__no {
  font-family: var(--font-mono);
  font-size: .78rem;
  line-height: 1.9;
  color: var(--orange);
}

.page-faq .faq-ready__foot {
  margin-top: 1.1rem;
  font-size: .9rem;
  line-height: 1.8;
  color: #33443f;
}

.page-faq .faq-ready__foot a {
  color: var(--deep);
  text-decoration: underline;
  text-decoration-color: var(--blue);
  text-underline-offset: 3px;
}

.page-faq .faq-contact {
  padding: clamp(1.15rem, 3vw, 1.75rem);
  border-top: 4px solid var(--wine);
  clip-path: polygon(0 0, 100% 0, 100% 100%, var(--faq-cut) 100%, 0 calc(100% - var(--faq-cut)));
}

.page-faq .faq-contact__label {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--wine);
}

.page-faq .faq-contact__mail {
  margin-top: .5rem;
  font-family: var(--font-mono);
  font-size: clamp(.92rem, 2.2vw, 1.05rem);
  line-height: 1.5;
  color: var(--deep);
  word-break: break-all;
}

.page-faq .faq-contact__copy {
  margin-top: .9rem;
}

.page-faq .faq-contact__status {
  display: inline-block;
  min-height: 1em;
  margin-left: .55rem;
  font-size: .8rem;
  color: var(--green);
}

.page-faq .faq-contact__row {
  display: grid;
  gap: .12rem;
  margin-top: 1rem;
  padding-top: .9rem;
  border-top: 1px solid var(--line);
}

.page-faq .faq-contact__key {
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--edge);
}

.page-faq .faq-contact__val {
  font-size: .95rem;
  line-height: 1.6;
  color: var(--ink);
}

.page-faq .faq-contact__val.num {
  font-family: var(--font-mono);
}

.page-faq .faq-contact__note {
  margin-top: 1rem;
  padding-top: .9rem;
  border-top: 1px dashed var(--line);
  font-size: .82rem;
  line-height: 1.75;
  color: #4b5a56;
}

/* ---------- 相关去处 ---------- */
.page-faq .faq-next-section {
  background: rgba(11, 46, 42, .05);
  border-top: 1px solid var(--line);
}

.page-faq .faq-next {
  display: grid;
  gap: .7rem;
}

.page-faq .faq-next__link {
  display: grid;
  gap: .3rem;
  padding: 1rem 1.1rem;
  color: var(--ink);
  text-decoration: none;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  transition: border-color .22s var(--ease), transform .22s var(--ease);
}

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

.page-faq .faq-next__link:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 2px;
}

.page-faq .faq-next__link .num {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-faq .faq-next__link strong {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--deep);
}

.page-faq .faq-next__link .desc {
  font-size: .82rem;
  line-height: 1.62;
  color: #4b5a56;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-timeline {
    padding-left: 1.75rem;
  }

  .page-faq .faq-timeline > li::before {
    left: -1.75rem;
  }

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

  .page-faq .faq-ledger__row {
    grid-template-columns: 6.5rem minmax(0, 1fr);
    gap: .8rem;
    align-items: start;
  }
}

@media (min-width: 760px) {
  .page-faq .faq-cover__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-cover__stat {
    border-right: 1px solid rgba(247, 249, 246, .12);
  }

  .page-faq .faq-cover__stat:nth-child(2n) {
    border-right: 1px solid rgba(247, 249, 246, .12);
  }

  .page-faq .faq-cover__stat:last-child {
    border-right: 0;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-cover__grid {
    grid-template-columns: 1.25fr .85fr;
    align-items: end;
  }

  .page-faq .faq-ready__grid {
    grid-template-columns: 1.18fr .82fr;
    align-items: start;
  }
}

@media (min-width: 940px) {
  .page-faq .faq-tabs {
    grid-template-columns: minmax(220px, 290px) minmax(0, 1fr);
    gap: clamp(1.5rem, 3vw, 2.75rem);
    align-items: start;
  }

  .page-faq .faq-tabs__list {
    position: sticky;
    top: calc(var(--header-h) + 1rem);
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-tabs__btn {
    width: 100%;
    min-width: 0;
  }

  .page-faq .faq-apple__grid {
    grid-template-columns: .88fr 1.12fr;
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-next {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.7rem 2.5rem;
    padding-left: 2rem;
  }

  .page-faq .faq-timeline::before {
    left: .34rem;
  }

  .page-faq .faq-timeline > li::before {
    left: -2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tabs__btn,
  .page-faq .faq-check__label,
  .page-faq .faq-next__link {
    transition: none;
  }

  .page-faq .faq-tabs__btn:hover,
  .page-faq .faq-next__link:hover {
    transform: none;
  }
}
<<<END>>>