.page-faq {
  --faq-line: rgba(18, 25, 23, .12);
  --faq-gold-line: rgba(232, 180, 74, .38);
  --faq-soft: rgba(246, 241, 230, .68);
  --faq-ease: cubic-bezier(.2, .7, .2, 1);
}

.page-faq ul,
.page-faq ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

.page-faq [id] {
  scroll-margin-top: calc(var(--header-h) + 20px);
}

/* ---------- 眉标与标题 ---------- */
.page-faq .faq-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-faq .faq-eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--gold);
}

.page-faq .faq-eyebrow--dark {
  color: var(--pine);
}

.page-faq .faq-eyebrow--dark::before {
  background: var(--pine);
}

.page-faq .faq-h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.55rem, 3.6vw, 2.4rem);
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--ink-green);
}

.page-faq .faq-h2--cat {
  font-size: clamp(1.25rem, 2.6vw, 1.7rem);
  font-weight: 400;
}

.page-faq .faq-h2--light {
  color: var(--paper);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 4vw, 34px) 0 clamp(38px, 6vw, 76px);
  background: var(--ink-green);
  color: var(--paper);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 84% 10%, rgba(232, 180, 74, .20), transparent 58%),
    radial-gradient(85% 75% at 6% 100%, rgba(46, 107, 255, .18), transparent 62%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: var(--faq-gold-line);
}

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

.page-faq .faq-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--faq-soft);
}

.page-faq .faq-crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(246, 241, 230, .35);
}

.page-faq .faq-crumbs a {
  color: var(--gold-soft);
  text-decoration: none;
}

.page-faq .faq-crumbs a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-crumbs a:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 3px;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 52px);
  margin-top: clamp(20px, 4vw, 44px);
}

.page-faq .faq-hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(2.5rem, 7vw, 5.2rem);
  line-height: 1.02;
  letter-spacing: -.045em;
  color: var(--paper);
}

.page-faq .faq-hero__title strong {
  font-weight: 700;
  color: var(--gold-soft);
}

.page-faq .faq-hero__text {
  max-width: 34em;
  margin: clamp(18px, 3vw, 26px) 0 0;
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.78;
  color: var(--faq-soft);
}

/* ---------- 查询框 ---------- */
.page-faq .faq-search {
  display: grid;
  gap: 8px;
  max-width: 560px;
  margin-top: clamp(22px, 3.5vw, 34px);
  padding: 14px 16px 12px;
  border: 1px solid var(--faq-gold-line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .09);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.page-faq .faq-search__label {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-soft);
}

.page-faq .faq-search__input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.4;
  transition: border-color var(--dur) var(--faq-ease);
}

.page-faq .faq-search__input::placeholder {
  color: rgba(18, 25, 23, .42);
}

.page-faq .faq-search__input:hover {
  border-color: var(--silver);
}

.page-faq .faq-search__input:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
}

.page-faq .faq-search__hint {
  margin: 0;
  font-size: .7rem;
  letter-spacing: .06em;
  color: rgba(246, 241, 230, .58);
}

/* ---------- 首屏视觉 ---------- */
.page-faq .faq-hero__visual {
  display: grid;
  place-items: center;
  min-height: 200px;
}

.page-faq .faq-orbit {
  position: relative;
  display: grid;
  place-items: center;
  width: min(300px, 78%);
  aspect-ratio: 1;
}

.page-faq .faq-orbit__ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--faq-gold-line);
}

.page-faq .faq-orbit__ring--a {
  inset: 0;
}

.page-faq .faq-orbit__ring--b {
  inset: 14%;
  border-color: rgba(198, 209, 212, .22);
}

.page-faq .faq-phone {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: center;
  width: 42%;
  aspect-ratio: 9 / 19.5;
  padding: 16px 12px;
  border: 1.5px solid var(--gold);
  border-radius: 14px;
  background: linear-gradient(158deg, rgba(255, 255, 255, .16), rgba(255, 255, 255, .02));
  box-shadow: 0 0 44px rgba(232, 180, 74, .22);
}

.page-faq .faq-phone__dot {
  width: 22px;
  height: 3px;
  border-radius: 2px;
  background: var(--gold);
  justify-self: center;
  margin-bottom: 4px;
}

.page-faq .faq-phone__line {
  height: 4px;
  border-radius: 2px;
  background: rgba(246, 241, 230, .46);
}

.page-faq .faq-phone__line--mid {
  width: 72%;
}

.page-faq .faq-phone__line--short {
  width: 44%;
  background: rgba(232, 180, 74, .62);
}

/* ---------- 快捷路径 ---------- */
.page-faq .faq-quick-sec {
  padding: clamp(40px, 7vw, 84px) 0 clamp(12px, 2vw, 24px);
  background: var(--paper);
}

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

.page-faq .faq-quick {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3.5vw, 34px);
}

.page-faq .faq-quick__card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 18px 16px;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: var(--white);
  transition: transform var(--dur) var(--faq-ease), border-color var(--dur) var(--faq-ease), box-shadow var(--dur) var(--faq-ease);
}

.page-faq .faq-quick__card:hover,
.page-faq .faq-quick__card:focus-within {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: 0 10px 26px rgba(14, 46, 37, .08);
}

.page-faq .faq-quick__num {
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--pine);
}

.page-faq .faq-quick__card h3 {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--ink-green);
}

.page-faq .faq-quick__card p {
  margin: 0;
  font-size: .875rem;
  line-height: 1.72;
  color: var(--ink-mute);
}

.page-faq .faq-quick__card a {
  align-self: flex-start;
  margin-top: auto;
  padding-bottom: 2px;
  font-size: .82rem;
  color: var(--indigo);
  text-decoration: none;
  border-bottom: 1px solid rgba(27, 63, 160, .34);
  transition: border-color var(--dur) var(--faq-ease);
}

.page-faq .faq-quick__card a:hover {
  border-bottom-color: var(--indigo);
}

.page-faq .faq-quick__card a:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 3px;
}

/* ---------- 主体双栏 ---------- */
.page-faq .faq-body-sec {
  padding: clamp(30px, 5vw, 56px) 0 clamp(48px, 7vw, 96px);
  background: var(--paper);
}

.page-faq .faq-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

/* 目录 */
.page-faq .faq-toc {
  padding: 14px 14px 12px;
  border: 1px solid var(--faq-line);
  border-left: 2px solid var(--gold);
  border-radius: var(--radius);
  background: var(--sand);
}

.page-faq .faq-toc__title {
  margin: 0 0 10px;
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.page-faq .faq-toc__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 2px;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-toc__list li {
  flex: 0 0 auto;
}

.page-faq .faq-toc__list a {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 2px solid transparent;
  color: var(--ink);
  font-size: .86rem;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--faq-ease), border-color var(--dur) var(--faq-ease), background-color var(--dur) var(--faq-ease);
}

.page-faq .faq-toc__list a .mono {
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--ink-mute);
}

.page-faq .faq-toc__list a:hover,
.page-faq .faq-toc__list a:focus-visible {
  border-bottom-color: var(--gold);
  background: rgba(255, 255, 255, .66);
  color: var(--pine);
}

.page-faq .faq-toc__list a:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
}

/* ---------- 分类与问答 ---------- */
.page-faq .faq-cat {
  margin-bottom: clamp(30px, 4.5vw, 52px);
}

.page-faq .faq-cat__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-gold-line);
}

.page-faq .faq-cat__num {
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--pine);
}

.page-faq .faq-cat__count {
  margin-left: auto;
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--ink-mute);
}

.page-faq .faq-item {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-item summary {
  position: relative;
  display: block;
  padding: 16px 36px 16px 0;
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.62;
  color: var(--ink);
  transition: color var(--dur) var(--faq-ease);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  top: 14px;
  right: 2px;
  font-family: var(--font-mono);
  font-size: 1.15rem;
  line-height: 1;
  color: var(--pine);
}

.page-faq .faq-item[open] summary::after {
  content: "−";
}

.page-faq .faq-item summary::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), rgba(232, 180, 74, 0));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 320ms var(--faq-ease);
}

.page-faq .faq-item[open] summary::before {
  transform: scaleX(1);
}

.page-faq .faq-item summary:hover,
.page-faq .faq-item[open] summary {
  color: var(--pine);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
}

.page-faq .faq-item__a {
  padding: 0 0 18px;
  max-width: 38em;
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.82;
  color: var(--ink-mute);
}

.page-faq .faq-item__a a {
  color: var(--indigo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-item__a a:hover {
  color: var(--pine);
}

.page-faq .faq-item__a a:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 3px;
}

/* ---------- 指南 ---------- */
.page-faq .faq-guide {
  margin-top: clamp(14px, 2vw, 20px);
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: var(--sand);
}

.page-faq .faq-guide__intro {
  max-width: 36em;
  margin: 14px 0 0;
  font-size: .98rem;
  line-height: 1.8;
  color: var(--ink-mute);
}

.page-faq .faq-guide__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(22px, 3.5vw, 34px);
  align-items: start;
}

.page-faq .faq-steps {
  display: grid;
  gap: clamp(18px, 2.6vw, 28px);
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-faq .faq-step__num {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(2.6rem, 6.6vw, 4.6rem);
  line-height: .88;
  letter-spacing: -.05em;
  color: var(--pine);
}

.page-faq .faq-step h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-green);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.78;
  color: var(--ink-mute);
}

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

.page-faq .faq-figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius);
  background: var(--paper);
}

.page-faq .faq-figure__cap {
  margin-top: 10px;
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--ink-mute);
}

/* ---------- 账号与设备 ---------- */
.page-faq .faq-devices {
  margin-top: clamp(36px, 5vw, 64px);
}

.page-faq .faq-devices__intro {
  max-width: 36em;
  margin: 14px 0 0;
  font-size: .98rem;
  line-height: 1.8;
  color: var(--ink-mute);
}

.page-faq .faq-devices__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0 clamp(24px, 4vw, 44px);
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .faq-dev {
  padding: 18px 0 18px 16px;
  border-left: 1px solid var(--faq-gold-line);
  border-bottom: 1px solid var(--faq-line);
  transition: border-left-color var(--dur) var(--faq-ease);
}

.page-faq .faq-dev:hover {
  border-left-color: var(--gold);
}

.page-faq .faq-dev h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-green);
}

.page-faq .faq-dev p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
  color: var(--ink-mute);
}

.page-faq .faq-dev a {
  color: var(--indigo);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-dev a:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 3px;
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-help {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(36px, 5vw, 64px);
  padding: clamp(26px, 4vw, 48px);
  border-radius: var(--radius);
  background: var(--ink-green);
  color: var(--paper);
}

.page-faq .faq-help__intro {
  max-width: 34em;
  margin: 14px 0 0;
  font-size: .96rem;
  line-height: 1.8;
  color: var(--faq-soft);
}

.page-faq .faq-contact {
  display: grid;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-faq .faq-contact__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid var(--faq-gold-line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .07);
  transition: border-color var(--dur) var(--faq-ease), background-color var(--dur) var(--faq-ease);
}

.page-faq .faq-contact__row:hover {
  border-color: var(--gold);
  background: rgba(255, 255, 255, .1);
}

.page-faq .faq-contact__label {
  font-size: .68rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-soft);
}

.page-faq .faq-contact__value {
  font-family: var(--font-mono);
  font-size: .92rem;
  letter-spacing: .02em;
  color: var(--white);
  word-break: break-all;
}

.page-faq .faq-copy {
  margin-left: auto;
  padding: 6px 11px;
  border: 1px solid var(--faq-gold-line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--gold-soft);
  font-family: var(--font-body);
  font-size: .74rem;
  line-height: 1.4;
  cursor: pointer;
  transition: color var(--dur) var(--faq-ease), border-color var(--dur) var(--faq-ease);
}

.page-faq .faq-copy:hover {
  color: var(--white);
  border-color: var(--gold);
}

.page-faq .faq-copy:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 2px;
}

.page-faq .faq-help__note {
  margin: 16px 0 0;
  font-size: .8rem;
  line-height: 1.7;
  color: rgba(246, 241, 230, .54);
}

.page-faq .faq-help__link {
  display: inline-block;
  margin-top: 16px;
  padding: 11px 20px;
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  color: var(--gold-soft);
  font-size: .86rem;
  text-decoration: none;
  transition: background-color var(--dur) var(--faq-ease), color var(--dur) var(--faq-ease);
}

.page-faq .faq-help__link:hover {
  background: var(--gold);
  color: var(--ink-green);
}

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

.page-faq .faq-figure--help img {
  border-color: var(--faq-gold-line);
  background: rgba(255, 255, 255, .06);
}

.page-faq .faq-figure--help .faq-figure__cap {
  color: rgba(246, 241, 230, .54);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-faq .faq-hero__visual {
    min-height: 320px;
  }

  .page-faq .faq-guide__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    align-items: center;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(28px, 4vw, 52px);
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--header-h) + 18px);
    padding: 18px 16px;
  }

  .page-faq .faq-toc__list {
    display: block;
    overflow: visible;
  }

  .page-faq .faq-toc__list li + li {
    margin-top: 2px;
  }

  .page-faq .faq-toc__list a {
    border-bottom: none;
    border-left: 2px solid transparent;
    white-space: normal;
  }

  .page-faq .faq-toc__list a:hover,
  .page-faq .faq-toc__list a:focus-visible {
    border-left-color: var(--gold);
    border-bottom-color: transparent;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-quick__card:nth-child(2) {
    margin-top: 32px;
  }

  .page-faq .faq-quick__card:nth-child(3) {
    margin-top: 64px;
  }

  .page-faq .faq-quick__card:nth-child(4) {
    margin-top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick__card,
  .page-faq .faq-item summary::before,
  .page-faq .faq-item summary::after {
    transition: none;
  }

  .page-faq .faq-quick__card:hover,
  .page-faq .faq-quick__card:focus-within {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>