.page-faq {
  --faq-soft: rgba(155, 244, 236, 0.08);
  --faq-line: rgba(155, 244, 236, 0.18);
  color: var(--glass);
  font-family: var(--font-body);
  line-height: 1.75;
  padding-bottom: clamp(3rem, 6vw, 6rem);
  background:
    radial-gradient(120% 62% at 92% -8%, rgba(25, 211, 197, 0.15), transparent 62%),
    radial-gradient(90% 52% at 2% 4%, rgba(242, 184, 75, 0.1), transparent 60%);
}

.page-faq * {
  box-sizing: border-box;
}

.page-faq .breadcrumbs {
  margin: 0 0 clamp(1.25rem, 3vw, 2rem);
  font-size: var(--step-caption);
}

.page-faq .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  list-style: none;
  margin: 0;
  padding: 0;
  color: rgba(244, 251, 253, 0.6);
}

.page-faq .breadcrumbs li + li::before {
  content: "/";
  margin-right: 0.45rem;
  color: rgba(244, 251, 253, 0.32);
}

.page-faq .breadcrumbs a {
  color: var(--cyan-200);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  color: var(--cyan-500);
  border-bottom-color: var(--cyan-500);
}

.page-faq .section {
  padding-block: clamp(2.5rem, 6vw, 5rem);
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-head);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0;
}

.page-faq h2 {
  font-size: var(--step-h2);
}

.page-faq h3 {
  font-size: 1.1rem;
}

.page-faq p {
  margin: 0;
}

.page-faq .eyebrow {
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  color: var(--cyan-500);
}

.page-faq .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: clamp(0.5rem, 2vw, 1.5rem);
}

.page-faq .faq-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.75rem);
  align-items: start;
}

.page-faq h1 {
  font-size: var(--step-h1);
  font-weight: 900;
  max-width: 18ch;
  background: linear-gradient(96deg, var(--glass) 22%, var(--cyan-200) 78%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-faq .faq-hero__intro {
  margin-top: 1.25rem;
  max-width: 46ch;
  font-size: 1rem;
  color: rgba(244, 251, 253, 0.82);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.page-faq .faq-status {
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-lg);
  padding: 1.4rem 1.35rem;
  background: rgba(8, 33, 59, 0.55);
  backdrop-filter: blur(10px);
}

.page-faq .faq-status__batch {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: var(--gold-500);
  color: var(--ink);
  font-size: 0.76rem;
  font-weight: 600;
}

.page-faq .faq-status__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.page-faq .faq-status__list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--faq-soft);
  font-size: 0.88rem;
}

.page-faq .faq-status__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-status__k {
  color: rgba(244, 251, 253, 0.6);
}

.page-faq .faq-status__v {
  color: var(--cyan-200);
  font-size: 0.82rem;
  text-align: right;
}

.page-faq .faq-status__note {
  margin-top: 1rem;
  font-size: 0.82rem;
  color: rgba(244, 251, 253, 0.62);
}

/* ---------- 快速路径 ---------- */
.page-faq .faq-path__head {
  max-width: 60ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-faq .faq-path__lead {
  margin-top: 0.9rem;
  color: rgba(244, 251, 253, 0.78);
}

.page-faq .faq-path__figure {
  margin: 0 0 clamp(1.75rem, 4vw, 2.75rem);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--faq-line);
}

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

.page-faq .faq-path__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.1rem;
}

.page-faq .faq-step {
  position: relative;
  padding: 1.7rem 1.25rem 1.4rem;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-lg);
  background: linear-gradient(158deg, rgba(15, 58, 95, 0.94), rgba(8, 33, 59, 0.96));
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-step:hover {
  border-color: var(--faq-line);
}

.page-faq .faq-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.7rem;
  height: 2.7rem;
  margin-bottom: 1.05rem;
  border-radius: 999px;
  background: var(--gold-500);
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 600;
}

.page-faq .faq-step h3 {
  margin-bottom: 0.6rem;
}

.page-faq .faq-step p {
  font-size: 0.92rem;
  color: rgba(244, 251, 253, 0.78);
}

/* ---------- 目录 ---------- */
.page-faq .faq-index__head {
  max-width: 58ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-faq .faq-index__lead {
  margin-top: 0.9rem;
  color: rgba(244, 251, 253, 0.78);
}

.page-faq .faq-index__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.1rem;
}

.page-faq .faq-group {
  padding: 1.5rem 1.3rem;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  background: rgba(15, 58, 95, 0.5);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-group:hover,
.page-faq .faq-group:focus-within {
  border-color: rgba(25, 211, 197, 0.55);
  transform: translateY(-2px);
}

.page-faq .faq-group__num {
  display: block;
  font-size: 0.78rem;
  color: var(--gold-500);
  margin-bottom: 0.6rem;
}

.page-faq .faq-group h3 {
  margin-bottom: 0.5rem;
}

.page-faq .faq-group p {
  font-size: 0.9rem;
  color: rgba(244, 251, 253, 0.72);
}

.page-faq .faq-group__links {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.page-faq .faq-group__links a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.88rem;
  color: var(--cyan-200);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-group__links a::before {
  content: "→";
  color: var(--cyan-500);
  font-size: 0.8rem;
}

.page-faq .faq-group__links a:hover,
.page-faq .faq-group__links a:focus-visible {
  color: var(--cyan-500);
  border-bottom-color: var(--cyan-500);
}

/* ---------- 下载与收藏 ---------- */
.page-faq .faq-download__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 2.75rem);
  align-items: start;
}

.page-faq .faq-download h2 {
  margin-bottom: 0.9rem;
}

.page-faq .faq-download__lead {
  color: rgba(244, 251, 253, 0.78);
  margin-bottom: 2rem;
  max-width: 52ch;
}

.page-faq .faq-download h3 {
  margin-bottom: 1rem;
  padding-left: 0.85rem;
  border-left: 3px solid var(--cyan-500);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0 0 2.25rem;
  padding: 0;
  counter-reset: faqstep;
  display: grid;
  gap: 0.85rem;
}

.page-faq .faq-steps li {
  counter-increment: faqstep;
  position: relative;
  padding: 1.1rem 1.2rem 1.1rem 3.5rem;
  border: 1px solid var(--faq-soft);
  border-radius: var(--radius-md);
  background: rgba(8, 33, 59, 0.62);
}

.page-faq .faq-steps li::before {
  content: "0" counter(faqstep);
  position: absolute;
  left: 1.1rem;
  top: 1.05rem;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--gold-500);
}

.page-faq .faq-steps strong {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-head);
  font-size: 0.98rem;
  color: var(--glass);
}

.page-faq .faq-steps p {
  font-size: 0.9rem;
  color: rgba(244, 251, 253, 0.74);
}

.page-faq .faq-modes {
  list-style: none;
  margin: 1rem 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-faq .faq-modes li {
  padding: 1.05rem 1.2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--faq-soft);
  background: linear-gradient(140deg, rgba(25, 211, 197, 0.1), rgba(8, 33, 59, 0.5));
}

.page-faq .faq-modes__tag {
  display: inline-block;
  margin-bottom: 0.5rem;
  padding: 0.18rem 0.55rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(25, 211, 197, 0.5);
  font-size: 0.74rem;
  color: var(--cyan-200);
}

.page-faq .faq-modes p {
  font-size: 0.9rem;
  color: rgba(244, 251, 253, 0.76);
}

.page-faq .faq-download__tip {
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--gold-500);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(242, 184, 75, 0.1);
  font-size: 0.9rem;
  color: var(--gold-200);
}

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

.page-faq .faq-download__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--faq-line);
}

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

.page-faq .faq-download__note {
  padding: 1.3rem 1.25rem;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  background: rgba(8, 33, 59, 0.6);
}

.page-faq .faq-download__note-tag {
  display: inline-block;
  margin: 0 0 0.7rem;
  font-size: 0.76rem;
  color: var(--cyan-200);
}

.page-faq .faq-download__note p {
  font-size: 0.88rem;
  color: rgba(244, 251, 253, 0.76);
  margin-bottom: 1rem;
}

/* ---------- 苹果设备 ---------- */
.page-faq .faq-apple {
  position: relative;
}

.page-faq .faq-apple__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: start;
}

.page-faq .faq-apple__copy h2 {
  margin-bottom: 1rem;
}

.page-faq .faq-apple__copy p {
  color: rgba(244, 251, 253, 0.78);
  font-size: 0.95rem;
  max-width: 50ch;
}

.page-faq .faq-apple__copy p + p {
  margin-top: 0.9rem;
}

.page-faq .faq-apple__checks {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-faq .faq-apple__checks li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  padding: 1.1rem 1.2rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--faq-soft);
  background: rgba(15, 58, 95, 0.45);
}

.page-faq .faq-apple__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.3rem;
  height: 2.3rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(25, 211, 197, 0.55);
  color: var(--cyan-200);
  font-size: 0.78rem;
}

.page-faq .faq-apple__checks h3 {
  margin-bottom: 0.4rem;
  font-size: 1rem;
}

.page-faq .faq-apple__checks p {
  font-size: 0.88rem;
  color: rgba(244, 251, 253, 0.74);
}

/* ---------- 故障排查 ---------- */
.page-faq .faq-issues__head {
  max-width: 58ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.page-faq .faq-issues__lead {
  margin-top: 0.9rem;
  color: rgba(244, 251, 253, 0.78);
}

.page-faq .faq-acc {
  display: grid;
  gap: 0.75rem;
}

.page-faq .faq-acc__item {
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-md);
  background: rgba(8, 33, 59, 0.72);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-faq .faq-acc__item[open] {
  border-color: rgba(25, 211, 197, 0.5);
  background: rgba(15, 58, 95, 0.7);
}

.page-faq .faq-acc__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  background: linear-gradient(100deg, rgba(155, 244, 236, 0.08), rgba(155, 244, 236, 0));
  transition: background-color var(--dur) var(--ease);
}

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

.page-faq .faq-acc__item summary:hover {
  background: rgba(25, 211, 197, 0.12);
}

.page-faq .faq-acc__item summary:focus-visible {
  outline: 2px solid var(--cyan-500);
  outline-offset: -2px;
}

.page-faq .faq-acc__item summary h3 {
  font-size: 1rem;
  color: var(--glass);
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .faq-acc__tag {
  flex: 0 0 auto;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(242, 184, 75, 0.5);
  color: var(--gold-200);
  font-size: 0.7rem;
}

.page-faq .faq-acc__item summary::after {
  content: "";
  flex: 0 0 auto;
  width: 0.55rem;
  height: 0.55rem;
  border-right: 2px solid var(--cyan-500);
  border-bottom: 2px solid var(--cyan-500);
  transform: rotate(45deg);
  transition: transform var(--dur) var(--ease);
}

.page-faq .faq-acc__item[open] summary::after {
  transform: rotate(-135deg);
}

.page-faq .faq-acc__body {
  padding: 0.25rem 1.15rem 1.25rem;
  border-top: 1px solid var(--faq-soft);
}

.page-faq .faq-acc__body p {
  margin-top: 0.9rem;
  font-size: 0.9rem;
  color: rgba(244, 251, 253, 0.76);
}

.page-faq .faq-acc__body ol {
  margin: 0.75rem 0 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.45rem;
  font-size: 0.9rem;
  color: rgba(244, 251, 253, 0.78);
}

.page-faq .faq-acc__body li::marker {
  color: var(--cyan-500);
  font-family: var(--font-mono);
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-support__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: start;
}

.page-faq .faq-support__copy h2 {
  margin-bottom: 1rem;
}

.page-faq .faq-support__copy > p {
  color: rgba(244, 251, 253, 0.78);
  max-width: 50ch;
}

.page-faq .faq-support__prep {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-faq .faq-support__prep li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.9rem;
  align-items: start;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--faq-soft);
  background: rgba(8, 33, 59, 0.55);
}

.page-faq .faq-support__prep .mono {
  color: var(--gold-500);
  font-size: 0.82rem;
}

.page-faq .faq-support__prep p {
  font-size: 0.9rem;
  color: rgba(244, 251, 253, 0.76);
}

.page-faq .faq-support__prep strong {
  color: var(--cyan-200);
  font-weight: 600;
}

.page-faq .faq-support__card {
  padding: 1.5rem 1.35rem;
  border: 1px solid var(--faq-line);
  border-radius: var(--radius-lg);
  background: rgba(8, 33, 59, 0.6);
  backdrop-filter: blur(10px);
}

.page-faq .faq-support__hours {
  display: inline-block;
  margin: 0 0 1.1rem;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  background: rgba(25, 211, 197, 0.16);
  color: var(--cyan-200);
  font-size: 0.74rem;
}

.page-faq .faq-support__list {
  margin: 0 0 1.1rem;
  display: grid;
  gap: 0.9rem;
}

.page-faq .faq-support__list dt {
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: rgba(244, 251, 253, 0.55);
  margin-bottom: 0.25rem;
}

.page-faq .faq-support__list dd {
  margin: 0;
  font-size: 0.86rem;
  color: var(--glass);
  overflow-wrap: anywhere;
}

.page-faq .faq-support__hint {
  font-size: 0.84rem;
  color: rgba(244, 251, 253, 0.66);
  margin-bottom: 1.2rem;
}

/* ---------- 页尾延伸 ---------- */
.page-faq .faq-next {
  display: grid;
  gap: 1rem;
  padding: clamp(1.4rem, 3vw, 2rem);
  border-radius: var(--radius-lg);
  border: 1px solid var(--faq-line);
  background: linear-gradient(120deg, rgba(242, 184, 75, 0.12), rgba(25, 211, 197, 0.12));
}

.page-faq .faq-next p {
  font-size: 0.94rem;
  color: rgba(244, 251, 253, 0.82);
  max-width: 62ch;
}

.page-faq .faq-next__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

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

  .page-faq .faq-acc__item summary {
    padding: 1.15rem 1.4rem;
  }

  .page-faq .faq-next {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}

@media (min-width: 880px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }

  .page-faq .faq-status {
    margin-top: 0.5rem;
  }

  .page-faq .faq-path__steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.5rem;
    position: relative;
  }

  .page-faq .faq-path__steps::before {
    content: "";
    position: absolute;
    left: 7%;
    right: 7%;
    top: 2.55rem;
    height: 2px;
    background: linear-gradient(90deg, rgba(25, 211, 197, 0), var(--cyan-500) 18%, var(--gold-500) 52%, var(--cyan-500) 84%, rgba(25, 211, 197, 0));
    opacity: 0.55;
    pointer-events: none;
  }

  .page-faq .faq-path__steps > li:nth-child(2) {
    margin-top: 1.6rem;
  }

  .page-faq .faq-path__steps > li:nth-child(3) {
    margin-top: 0.8rem;
  }

  .page-faq .faq-group:nth-child(even) {
    margin-top: 1.8rem;
  }

  .page-faq .faq-download__grid,
  .page-faq .faq-support__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(2rem, 4vw, 3rem);
  }

  .page-faq .faq-download__aside {
    margin-top: 3.5rem;
  }

  .page-faq .faq-apple__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(2rem, 4vw, 3.5rem);
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-index__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.4rem;
  }

  .page-faq .faq-group {
    padding: 1.75rem 1.6rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-group,
  .page-faq .faq-step,
  .page-faq .faq-acc__item summary::after {
    transition: none;
  }

  .page-faq .faq-group:hover,
  .page-faq .faq-group:focus-within {
    transform: none;
  }
}