.page-faq {
  --g-cut: 18px;
  --g-track: clamp(15px, 3.4vw, 30px);
  position: relative;
  padding-bottom: clamp(52px, 9vw, 104px);
  overflow-x: clip;
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible,
.page-faq button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- 首屏 ---------- */
.page-faq .g-hero {
  position: relative;
  padding: clamp(14px, 2.4vw, 24px) 0 clamp(30px, 5vw, 56px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(53, 242, 208, .14), transparent 62%),
    radial-gradient(90% 80% at 4% 96%, rgba(255, 154, 60, .1), transparent 64%);
}

.page-faq .g-hero::after {
  content: "";
  position: absolute;
  top: -40px;
  right: -120px;
  width: 340px;
  height: 340px;
  background: repeating-linear-gradient(
    115deg,
    rgba(53, 242, 208, .12) 0 1px,
    transparent 1px 16px
  );
  transform: rotate(6deg);
  pointer-events: none;
}

.page-faq .breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 clamp(16px, 3vw, 26px);
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: .04em;
}

.page-faq .breadcrumb__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(143, 167, 158, .6);
}

.page-faq .g-hero__grid {
  display: grid;
  gap: clamp(22px, 3.6vw, 42px);
  align-items: start;
}

.page-faq h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.2vw, 54px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.015em;
  color: var(--text);
}

.page-faq .g-hero__sub {
  margin: clamp(14px, 2vw, 20px) 0 0;
  max-width: 46em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .g-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

.page-faq .g-ready {
  position: relative;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--cyan);
  background: linear-gradient(160deg, var(--ink-800), rgba(7, 31, 26, .94));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--g-cut)), calc(100% - var(--g-cut)) 100%, 0 100%);
}

.page-faq .g-ready__title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--cyan);
}

.page-faq .g-ready__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .g-ready__list li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-faq .g-ready__list .num {
  font-size: 12px;
  color: var(--orange);
  letter-spacing: .08em;
  padding-top: 3px;
}

.page-faq .g-ready__foot {
  margin: 16px 0 0;
  padding-top: 13px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--muted);
}

/* ---------- 主框架 ---------- */
.page-faq .g-shell {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  padding-top: clamp(24px, 4vw, 44px);
  border-top: 1px solid var(--line-soft);
}

.page-faq .g-index__title {
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .g-index__groups {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 10px;
  scrollbar-width: thin;
}

.page-faq .g-index__group {
  flex: 0 0 auto;
  min-width: 186px;
}

.page-faq .g-index__label {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--orange);
}

.page-faq .g-index__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 4px;
}

.page-faq .g-index__link {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 8px 10px;
  border-left: 2px solid transparent;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color var(--t) var(--ease), background var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-faq .g-index__link .num {
  font-size: 12px;
  color: rgba(53, 242, 208, .7);
}

.page-faq .g-index__link:hover,
.page-faq .g-index__link:focus-visible {
  color: var(--text);
  background: rgba(53, 242, 208, .08);
  border-left-color: var(--cyan);
}

.page-faq .g-body {
  min-width: 0;
}

/* ---------- 内容卡 ---------- */
.page-faq .g-sec {
  position: relative;
  margin-bottom: clamp(18px, 3vw, 30px);
  padding: clamp(18px, 3.4vw, 34px);
  border: 1px solid var(--line-soft);
  background: linear-gradient(155deg, rgba(12, 43, 36, .96), rgba(7, 31, 26, .99) 68%);
  clip-path: polygon(0 0, calc(100% - var(--g-cut)) 0, 100% var(--g-cut), 100% 100%, 0 100%);
  scroll-margin-top: calc(var(--bar-h) + 20px);
}

.page-faq .g-sec--qa {
  background: linear-gradient(155deg, rgba(27, 27, 58, .92), rgba(7, 31, 26, .99) 62%);
  border-color: rgba(53, 242, 208, .18);
}

.page-faq .g-sec__tag {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan);
}

.page-faq .g-sec__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(23px, 3.6vw, 34px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-faq .g-sec__lede {
  margin: 12px 0 0;
  max-width: 44em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .g-sec__text {
  margin: 16px 0 18px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--muted);
}

.page-faq .g-note {
  margin: 18px 0 0;
  padding: 12px 14px 12px 16px;
  border-left: 2px solid var(--orange);
  background: rgba(74, 30, 43, .34);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text);
}

/* ---------- 图片 ---------- */
.page-faq .g-figure {
  margin: clamp(16px, 2.6vw, 24px) 0 clamp(18px, 3vw, 26px);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
}

.page-faq .g-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.72) contrast(1.04);
  transition: transform var(--t-slow) var(--ease);
}

.page-faq .g-figure:hover img {
  transform: scale(1.02);
}

.page-faq .g-figure figcaption {
  padding: 9px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
  background: rgba(7, 31, 26, .8);
}

/* ---------- 步骤 ---------- */
.page-faq .g-steps {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .g-step {
  position: relative;
  padding-left: 46px;
  padding-bottom: 20px;
}

.page-faq .g-step::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 32px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(53, 242, 208, .5), rgba(53, 242, 208, .06));
}

.page-faq .g-step:last-child {
  padding-bottom: 0;
}

.page-faq .g-step:last-child::before {
  display: none;
}

.page-faq .g-step__num {
  position: absolute;
  left: 0;
  top: 0;
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  background: var(--cyan);
  transform: rotate(45deg);
  transition: background var(--t) var(--ease), box-shadow var(--t) var(--ease);
}

.page-faq .g-step__num span {
  transform: rotate(-45deg);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--ink-900);
}

.page-faq .g-step:hover .g-step__num {
  background: var(--orange);
  box-shadow: 0 0 0 5px rgba(255, 154, 60, .12);
}

.page-faq .g-step__title {
  margin: 3px 0 5px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.page-faq .g-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .g-steps--tight .g-step {
  padding-bottom: 17px;
}

/* ---------- 阅读设置分栏 ---------- */
.page-faq .g-split {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
  margin-top: clamp(16px, 2.6vw, 24px);
}

.page-faq .g-checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-faq .g-check {
  position: relative;
  padding: 12px 14px 12px 40px;
  border: 1px solid var(--line-soft);
  background: rgba(12, 43, 36, .5);
  transition: border-color var(--t) var(--ease), background var(--t) var(--ease);
}

.page-faq .g-check::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 16px;
  width: 13px;
  height: 7px;
  border-left: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(-45deg);
}

.page-faq .g-check:hover {
  border-color: var(--line-strong);
  background: rgba(12, 43, 36, .74);
}

.page-faq .g-check__title {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-faq .g-check__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .g-figure--tall {
  margin: 0;
  align-self: start;
}

.page-faq .g-figure--tall img {
  aspect-ratio: 4 / 5;
}

/* ---------- 设备横滚 ---------- */
.page-faq .g-devices {
  margin-bottom: clamp(18px, 3vw, 30px);
  padding: clamp(18px, 3.2vw, 28px) 0 clamp(10px, 2vw, 16px);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(27, 27, 58, .45), transparent 88%);
  scroll-margin-top: calc(var(--bar-h) + 20px);
}

.page-faq .g-devices__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  margin-bottom: 16px;
}

.page-faq .g-devices__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
}

.page-faq .g-devices__hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--orange);
}

.page-faq .g-devices__track {
  display: flex;
  gap: 14px;
  margin: 0;
  padding: 0 0 10px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}

.page-faq .g-device {
  flex: 0 0 min(268px, 76vw);
  scroll-snap-align: start;
  padding: 16px 16px 18px;
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--line-strong);
  background: rgba(7, 31, 26, .86);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: border-color var(--t) var(--ease), transform var(--t) var(--ease);
}

.page-faq .g-device:hover {
  border-color: var(--line-strong);
  transform: translateY(-3px);
}

.page-faq .g-device__name {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-faq .g-device__meta {
  margin: 0;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 6px 10px;
  font-size: 13.5px;
  line-height: 1.6;
}

.page-faq .g-device__meta dt {
  color: rgba(143, 167, 158, .85);
  font-size: 12px;
  letter-spacing: .1em;
  padding-top: 2px;
}

.page-faq .g-device__meta dd {
  margin: 0;
  color: var(--text);
}

.page-faq .g-device__tip {
  margin: 14px 0 0;
  padding-top: 11px;
  border-top: 1px dashed var(--line-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 栏目路径 ---------- */
.page-faq .g-paths {
  display: grid;
  gap: 12px;
  margin-top: clamp(16px, 2.6vw, 24px);
}

.page-faq .g-path {
  padding: 15px 16px;
  border-left: 2px solid var(--line-strong);
  background: rgba(12, 43, 36, .48);
  transition: background var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-faq .g-path:hover {
  background: rgba(12, 43, 36, .78);
  border-left-color: var(--orange);
}

.page-faq .g-path__label {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--orange);
}

.page-faq .g-path__text {
  margin: 0 0 10px;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text);
}

.page-faq .g-path__link {
  display: inline-block;
  font-size: 13.5px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 242, 208, .4);
  transition: border-color var(--t) var(--ease), color var(--t) var(--ease);
}

.page-faq .g-path__link:hover,
.page-faq .g-path__link:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 公告标签 ---------- */
.page-faq .g-tags {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .g-tag {
  display: grid;
  gap: 4px;
  padding: 13px 15px;
  border: 1px solid var(--line-soft);
  border-left: 3px solid var(--wine);
  background: rgba(74, 30, 43, .3);
  transition: border-left-color var(--t) var(--ease), background var(--t) var(--ease);
}

.page-faq .g-tag:hover {
  border-left-color: var(--orange);
  background: rgba(74, 30, 43, .48);
}

.page-faq .g-tag__name {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--text);
}

.page-faq .g-tag__text {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 问答 ---------- */
.page-faq .g-qa {
  margin-top: clamp(16px, 2.6vw, 24px);
  border-top: 1px solid var(--line-soft);
}

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

.page-faq .g-qa__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 2px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text);
  transition: color var(--t) var(--ease);
}

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

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

.page-faq .g-qa__icon {
  flex: 0 0 auto;
  position: relative;
  width: 16px;
  height: 16px;
  border: 1px solid var(--line-strong);
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-faq .g-qa__icon::before,
.page-faq .g-qa__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--cyan);
  transform: translate(-50%, -50%);
}

.page-faq .g-qa__icon::before {
  width: 8px;
  height: 1px;
}

.page-faq .g-qa__icon::after {
  width: 1px;
  height: 8px;
  transition: opacity var(--t) var(--ease);
}

.page-faq .g-qa__item[open] .g-qa__icon {
  transform: rotate(90deg);
  border-color: var(--orange);
}

.page-faq .g-qa__item[open] .g-qa__icon::after {
  opacity: 0;
}

.page-faq .g-qa__a {
  padding: 0 2px 18px;
}

.page-faq .g-qa__a p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 结尾 ---------- */
.page-faq .g-tail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px 20px;
  margin-top: clamp(18px, 3vw, 28px);
  padding: 16px 18px;
  border: 1px solid rgba(255, 154, 60, .32);
  background: linear-gradient(120deg, rgba(255, 154, 60, .1), transparent 70%);
}

.page-faq .g-tail__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-faq .g-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 880px) {
  .page-faq .g-hero__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, .82fr);
  }

  .page-faq .g-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 268px);
    align-items: start;
  }

  .page-faq .g-paths {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-faq .g-shell {
    grid-template-columns: minmax(0, 236px) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .g-index {
    position: sticky;
    top: calc(var(--bar-h) + 26px);
    padding-left: 18px;
    border-left: 1px solid var(--line-soft);
  }

  .page-faq .g-index__groups {
    display: block;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .g-index__group {
    min-width: 0;
    margin-bottom: 20px;
  }

  .page-faq .g-index__group:last-child {
    margin-bottom: 0;
  }

  .page-faq .g-tags {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: .01ms !important;
  }

  .page-faq .g-figure:hover img {
    transform: none;
  }
}
<<<END>>>