.page-faq {
  --faq-hair: rgba(16, 24, 40, 0.14);
  --faq-soft: rgba(16, 24, 40, 0.68);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: clip;
}

/* 首屏 */
.page-faq .faq-hero {
  padding: calc(var(--header-h) + 1.8rem) 0 clamp(2.2rem, 6vw, 3.6rem);
  background:
    radial-gradient(120% 85% at 100% 0%, var(--blue-soft) 0%, rgba(220, 231, 255, 0) 58%),
    radial-gradient(90% 70% at 0% 100%, var(--orange-soft) 0%, rgba(255, 227, 209, 0) 62%),
    var(--paper);
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(1.8rem, 4vw, 3rem);
  align-items: center;
}

.page-faq .faq-hero__copy .eyebrow {
  margin: 0.9rem 0 0;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7.2vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0.55rem 0 1rem;
  max-width: 15em;
}

.page-faq .faq-hero .lede {
  margin: 0;
  max-width: 34em;
  font-size: clamp(0.98rem, 2.4vw, 1.08rem);
  line-height: 1.75;
  color: var(--faq-soft);
}

.page-faq .faq-hero__quick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem 1.4rem;
  margin-top: 1.5rem;
}

.page-faq .faq-hero__art {
  margin: 0;
  position: relative;
}

.page-faq .faq-hero__art img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 2px solid var(--ink);
  border-radius: var(--radius-m);
  background: var(--blue-soft);
  box-shadow: var(--shadow-hard);
}

.page-faq .faq-hero__art .media__caption {
  display: block;
  margin-top: 0.9rem;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--grey);
}

/* 四类索引 */
.page-faq .faq-index {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 0.85rem;
  margin-top: clamp(2rem, 5vw, 3rem);
}

.page-faq .faq-index__item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem 0.95rem 1.15rem;
  border: 2px solid var(--ink);
  border-radius: var(--radius-m);
  text-decoration: none;
  color: var(--ink);
  background: var(--paper);
  box-shadow: 4px 4px 0 0 var(--ink);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-faq .faq-index__item:hover,
.page-faq .faq-index__item:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 0 var(--ink);
}

.page-faq .faq-index__kicker {
  font-family: var(--font-num);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  font-weight: 700;
  opacity: 0.82;
}

.page-faq .faq-index__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  line-height: 1.3;
}

.page-faq .faq-index__desc {
  font-size: 0.79rem;
  line-height: 1.5;
  opacity: 0.78;
}

.page-faq .faq-index__item--blue {
  background: var(--blue);
  color: var(--paper);
}

.page-faq .faq-index__item--orange {
  background: var(--orange);
  color: var(--paper);
}

.page-faq .faq-index__item--berry {
  background: var(--berry);
  color: var(--paper);
}

.page-faq .faq-index__item--mint {
  background: var(--mint);
  color: var(--ink);
}

.page-faq .faq-index__more {
  margin: 1.3rem 0 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.9rem;
  font-size: 0.9rem;
  color: var(--grey);
}

/* 问答分区 */
.page-faq .faq-block {
  --faq-accent: var(--blue);
  padding: clamp(2.4rem, 6vw, 4rem) 0;
  border-top: 1px solid var(--faq-hair);
}

.page-faq .faq-block--device {
  --faq-accent: var(--orange);
  background: linear-gradient(180deg, rgba(255, 227, 209, 0.55) 0%, rgba(255, 249, 240, 0) 100%);
}

.page-faq .faq-block--quota {
  --faq-accent: var(--berry);
  background: var(--blue-soft);
}

.page-faq .faq-block--schedule {
  --faq-accent: var(--mint);
}

.page-faq .faq-block--subscribe {
  --faq-accent: var(--blue);
  background: linear-gradient(180deg, rgba(255, 216, 77, 0.22) 0%, rgba(255, 249, 240, 0) 100%);
}

.page-faq .faq-block__grid {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.4rem);
}

.page-faq .faq-block__aside {
  position: relative;
  padding-top: 1.1rem;
}

.page-faq .faq-block__aside::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 4px;
  border-radius: 2px;
  background: var(--faq-accent);
}

.page-faq .faq-block__num {
  margin: 0;
  font-family: var(--font-num);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--faq-accent);
}

.page-faq .faq-block__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 4.4vw, 2.1rem);
  line-height: 1.18;
  margin: 0.3rem 0 0.4rem;
}

.page-faq .faq-block__note {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--grey);
}

.page-faq .faq-block__intro {
  margin: 0 0 1.1rem;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--faq-soft);
  max-width: 40em;
}

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

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border: 2px solid var(--ink);
  border-radius: var(--radius-m);
  background: var(--paper);
}

.page-faq .faq-figure .media__caption {
  display: block;
  margin-top: 0.7rem;
  font-size: 0.78rem;
  color: var(--grey);
}

/* 折叠问答 */
.page-faq .faq-item {
  position: relative;
  padding-left: 0.9rem;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1rem;
  bottom: 1rem;
  width: 3px;
  border-radius: 2px;
  background: var(--mint);
  opacity: 0;
  transition: opacity 0.22s var(--ease);
}

.page-faq .faq-item[data-open="true"]::before,
.page-faq .faq-item:has(.faq-item__trigger[aria-expanded="true"])::before {
  opacity: 1;
}

.page-faq .faq-item__heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.page-faq .faq-item__trigger {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  width: 100%;
  padding: 1rem 0;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--ink);
  transition: color 0.2s var(--ease);
}

.page-faq .faq-item__trigger:hover,
.page-faq .faq-item__trigger:focus-visible {
  color: var(--blue);
}

.page-faq .faq-item__n {
  flex: none;
  font-family: var(--font-num);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--grey);
  padding-top: 0.34rem;
}

.page-faq .faq-item__q {
  flex: 1 1 auto;
}

.page-faq .faq-item .disclosure__sign {
  flex: none;
  margin-top: 0.15rem;
}

.page-faq .faq-item__answer {
  margin: 0;
  padding: 0 0 1.15rem;
  max-width: 38em;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--faq-soft);
}

/* 联系区 */
.page-faq .faq-contact {
  padding: clamp(2.4rem, 6vw, 4rem) 0 0;
}

.page-faq .faq-contact__card {
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius-l);
  padding: clamp(1.5rem, 5vw, 3rem);
  box-shadow: var(--shadow-paper);
}

.page-faq .faq-contact__num {
  margin: 0;
  font-family: var(--font-num);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  color: var(--mint);
}

.page-faq .faq-contact__head h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.5rem, 4.6vw, 2.2rem);
  line-height: 1.2;
  margin: 0.5rem 0 0.7rem;
  max-width: 18em;
}

.page-faq .faq-contact__head p {
  margin: 0;
  max-width: 36em;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--paper-82);
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: 1.1rem;
  margin-top: 1.8rem;
}

.page-faq .faq-contact__item {
  padding: 1rem 1.05rem 1.15rem;
  border: 1px solid var(--paper-16);
  border-radius: var(--radius-m);
  background: rgba(255, 249, 240, 0.06);
}

.page-faq .faq-contact__label {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--paper-55);
}

.page-faq .faq-contact__value {
  margin: 0.4rem 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  line-height: 1.45;
  word-break: break-word;
}

.page-faq .faq-contact__copy {
  margin-top: 0.7rem;
}

.page-faq .faq-contact__copy[data-copied="true"] {
  color: var(--mint);
  border-color: var(--mint);
}

.page-faq .faq-contact__note {
  margin: 0.6rem 0 0;
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--paper-55);
}

.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.6rem;
}

.page-faq .faq-contact__actions .btn {
  flex: 0 1 auto;
}

.page-faq .faq-contact__actions .btn--ghost {
  color: var(--paper);
  border-color: var(--paper-55);
}

/* 收尾 */
.page-faq .faq-tail {
  padding: clamp(2.4rem, 6vw, 3.6rem) 0 clamp(3rem, 7vw, 4.5rem);
}

.page-faq .faq-tail__grid {
  display: grid;
  gap: 1.1rem;
}

.page-faq .faq-tail__col {
  padding: 1.3rem 1.2rem 1.5rem;
  border: 2px solid var(--ink);
  border-radius: var(--radius-m);
  background: var(--paper);
  box-shadow: 5px 5px 0 0 var(--ink);
}

.page-faq .faq-tail__col--alt {
  background: var(--orange-soft);
}

.page-faq .faq-tail__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  margin: 0 0 0.5rem;
}

.page-faq .faq-tail__col p {
  margin: 0 0 0.8rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--faq-soft);
}

@media (min-width: 760px) {
  .page-faq .faq-contact__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-tail__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.4rem;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: 1.12fr 0.88fr;
    align-items: center;
  }

  .page-faq .faq-index {
    gap: 1rem;
  }

  .page-faq .faq-block__grid {
    grid-template-columns: 4fr 7fr;
    gap: clamp(2rem, 5vw, 3.4rem);
    align-items: start;
  }

  .page-faq .faq-block__aside {
    position: sticky;
    top: calc(var(--header-h) + 1.6rem);
  }

  .page-faq .faq-item__trigger {
    font-size: 1.06rem;
    padding: 1.15rem 0;
  }
}
<<<END>>>