.page-faq {
  --faq-panel: #0E2A23;
  --faq-panel-2: #0A231D;
  --faq-rule: rgba(169, 199, 217, 0.16);
  --faq-rule-strong: rgba(198, 255, 61, 0.4);
  --faq-soft: rgba(198, 255, 61, 0.07);
  background: var(--kt-ink);
  color: var(--kt-cream);
  overflow-x: hidden;
}

.page-faq a {
  color: inherit;
}

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

/* 面包屑 */
.page-faq .faq-crumbs {
  padding-block: 18px 4px;
}

.page-faq .kt-crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  color: var(--kt-mist);
}

.page-faq .kt-crumb a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--kt-speed) var(--kt-ease);
}

.page-faq .kt-crumb a:hover {
  border-bottom-color: var(--kt-lime);
}

.page-faq .kt-crumb[aria-current="page"] {
  color: var(--kt-cream);
}

.page-faq .kt-crumbs__sep {
  color: var(--kt-stone);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  padding-block: clamp(24px, 4vw, 48px) clamp(36px, 6vw, 72px);
  background:
    radial-gradient(120% 90% at 88% 6%, rgba(198, 255, 61, 0.14), transparent 58%),
    radial-gradient(90% 80% at 4% 100%, rgba(255, 106, 42, 0.12), transparent 62%),
    linear-gradient(180deg, var(--kt-ink) 0%, #08211B 100%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--faq-rule-strong), transparent);
}

.page-faq .faq-hero__inner {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-faq .kt-eyebrow {
  margin: 0 0 14px;
  font-family: var(--kt-font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--kt-lime);
}

.page-faq .faq-hero__title {
  margin: 0 0 20px;
  font-size: clamp(2.4rem, 7.2vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.page-faq .faq-hero__title-sub {
  display: block;
  margin-top: 8px;
  font-size: clamp(1.4rem, 3.4vw, 2.2rem);
  color: var(--kt-mist);
  letter-spacing: -0.01em;
}

.page-faq .faq-hero__text {
  max-width: 38em;
  margin: 0 0 26px;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(242, 234, 217, 0.86);
}

.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-chips .kt-chip {
  text-decoration: none;
  transition: transform var(--kt-speed) var(--kt-ease), border-color var(--kt-speed) var(--kt-ease);
}

.page-faq .faq-chips .kt-chip:hover {
  transform: translateY(-2px);
  border-color: var(--kt-lime);
}

.page-faq .faq-hero__media {
  position: relative;
  margin: 0;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  border: 1px solid var(--faq-rule);
  background: linear-gradient(140deg, var(--kt-night), var(--kt-moss));
}

.page-faq .faq-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  opacity: 0.92;
}

.page-faq .faq-hero__badge {
  position: absolute;
  left: 0;
  bottom: 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 18px;
  background: rgba(6, 27, 23, 0.88);
  border-top: 1px solid var(--faq-rule-strong);
  border-right: 1px solid var(--faq-rule-strong);
  font-size: 12px;
  color: var(--kt-mist);
  max-width: 88%;
}

.page-faq .faq-hero__badge .kt-num {
  font-family: var(--kt-font-mono);
  font-weight: 700;
  font-size: 26px;
  color: var(--kt-gold);
  line-height: 1;
}

.page-faq .faq-hero__unit {
  font-size: 14px;
  margin-left: 2px;
}

/* 通用区块头 */
.page-faq .faq-section {
  padding-block: clamp(40px, 6vw, 72px);
}

.page-faq .faq-section--quick {
  background: linear-gradient(180deg, #08211B, var(--kt-ink));
}

.page-faq .faq-section__head {
  max-width: 46em;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-faq .faq-section__head h2 {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-faq .faq-section__desc {
  margin: 0;
  color: var(--kt-mist);
  line-height: 1.8;
}

/* 快速入口 */
.page-faq .faq-quick {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.page-faq .faq-quick__item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 20px;
  background: var(--faq-panel);
  border: 1px solid var(--faq-rule);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: transform var(--kt-speed) var(--kt-ease), border-color var(--kt-speed) var(--kt-ease);
}

.page-faq .faq-quick__item:hover {
  transform: translateY(-3px);
  border-color: var(--faq-rule-strong);
}

.page-faq .faq-quick__idx {
  font-family: var(--kt-font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--kt-orange);
}

.page-faq .faq-quick__title {
  margin: 0;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.page-faq .faq-quick__text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(242, 234, 217, 0.78);
}

.page-faq .faq-quick__item .kt-btn {
  align-self: flex-start;
  margin-top: auto;
  text-decoration: none;
}

/* 主体两栏 */
.page-faq .faq-body {
  padding-block: clamp(40px, 6vw, 80px);
  background:
    linear-gradient(180deg, var(--kt-ink), #051714 40%, var(--kt-ink));
}

.page-faq .faq-body__inner {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

/* 左侧目录 */
.page-faq .faq-toc {
  align-self: start;
  padding: 20px;
  border: 1px solid var(--faq-rule);
  background: linear-gradient(160deg, var(--faq-panel-2), rgba(11, 30, 58, 0.5));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
}

.page-faq .faq-toc__list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-toc__item a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  white-space: nowrap;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--kt-mist);
  border: 1px solid var(--faq-rule);
  border-left: 2px solid transparent;
  transition: color var(--kt-speed) var(--kt-ease), border-color var(--kt-speed) var(--kt-ease), background var(--kt-speed) var(--kt-ease);
}

.page-faq .faq-toc__item a:hover,
.page-faq .faq-toc__item a:focus-visible {
  color: var(--kt-cream);
  background: var(--faq-soft);
  border-left-color: var(--kt-lime);
}

.page-faq .faq-toc__item .kt-num {
  font-family: var(--kt-font-mono);
  font-size: 12px;
  color: var(--kt-orange);
}

.page-faq .faq-toc__foot {
  padding-top: 16px;
  border-top: 1px solid var(--faq-rule);
}

.page-faq .faq-toc__hint {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--kt-mist);
}

.page-faq .faq-toc__link {
  font-size: 13px;
  color: var(--kt-lime);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .faq-toc__link:hover {
  border-bottom-color: var(--kt-lime);
}

/* 问题分组 */
.page-faq .faq-panels {
  display: grid;
  gap: clamp(32px, 4vw, 52px);
  min-width: 0;
}

.page-faq .faq-group {
  scroll-margin-top: 96px;
}

.page-faq .faq-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--faq-rule);
  margin-bottom: 12px;
}

.page-faq .faq-group__icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: none;
  font-size: 15px;
  color: var(--kt-ink);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
}

.page-faq .faq-group__icon--account { background: var(--kt-lime); }
.page-faq .faq-group__icon--subscribe { background: var(--kt-gold); }
.page-faq .faq-group__icon--library { background: var(--kt-mist); }
.page-faq .faq-group__icon--screen { background: var(--kt-orange); }
.page-faq .faq-group__icon--fix { background: var(--kt-clay); color: var(--kt-cream); }

.page-faq .faq-group__title {
  margin: 0;
  font-size: clamp(1.35rem, 2.6vw, 1.85rem);
  letter-spacing: -0.02em;
  font-weight: 800;
}

.page-faq .faq-group__lead {
  margin: 0 0 18px;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--kt-mist);
}

/* 手风琴 */
.page-faq .faq-item {
  border: 1px solid var(--faq-rule);
  border-left: 2px solid transparent;
  background: rgba(18, 61, 50, 0.35);
  margin-bottom: 10px;
  transition: border-color var(--kt-speed) var(--kt-ease), background var(--kt-speed) var(--kt-ease);
}

.page-faq .faq-item:hover {
  border-color: var(--faq-rule-strong);
}

.page-faq .faq-item[open] {
  border-left-color: var(--kt-lime);
  background: rgba(18, 61, 50, 0.55);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 16px;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  line-height: 1.55;
}

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

.page-faq .faq-item__idx {
  flex: none;
  font-family: var(--kt-font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--kt-lime);
  padding-top: 3px;
}

.page-faq .faq-item__q {
  flex: 1;
  min-width: 0;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.page-faq .faq-item summary::after {
  content: "+";
  flex: none;
  font-family: var(--kt-font-mono);
  font-size: 18px;
  line-height: 1.1;
  color: var(--kt-mist);
  transition: transform var(--kt-speed) var(--kt-ease), color var(--kt-speed) var(--kt-ease);
}

.page-faq .faq-item[open] summary::after {
  content: "−";
  color: var(--kt-lime);
}

.page-faq .faq-item__a {
  padding: 0 16px 18px 44px;
  background: linear-gradient(100deg, var(--faq-soft), transparent 62%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}

.page-faq .faq-item__a p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(242, 234, 217, 0.84);
}

/* 大屏区块配图 */
.page-faq .faq-figure {
  margin: 0 0 18px;
  border: 1px solid var(--faq-rule);
  background: linear-gradient(140deg, var(--kt-night), var(--faq-panel-2));
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  overflow: hidden;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 14 / 9;
  object-fit: cover;
  opacity: 0.9;
}

.page-faq .faq-figure__cap {
  padding: 10px 16px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--kt-mist);
  border-top: 1px solid var(--faq-rule);
}

/* 联系区 */
.page-faq .faq-contact {
  padding: clamp(22px, 3.4vw, 34px);
  background:
    radial-gradient(100% 120% at 92% 0%, rgba(198, 255, 61, 0.16), transparent 58%),
    linear-gradient(160deg, var(--kt-moss), var(--kt-night));
  border: 1px solid var(--faq-rule-strong);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  scroll-margin-top: 96px;
}

.page-faq .faq-contact__grid {
  display: grid;
  gap: 24px;
}

.page-faq .faq-contact__title {
  margin: 0 0 10px;
  font-size: clamp(1.3rem, 2.8vw, 1.9rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-faq .faq-contact__text {
  margin: 0 0 18px;
  font-size: 0.95rem;
  line-height: 1.75;
  color: rgba(242, 234, 217, 0.82);
}

.page-faq .faq-contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-faq .faq-contact__actions .kt-btn {
  text-decoration: none;
}

.page-faq .faq-contact__status {
  margin: 10px 0 0;
  min-height: 1em;
  font-size: 12px;
  color: var(--kt-lime);
}

.page-faq .faq-contact__list {
  margin: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-contact__row {
  display: grid;
  gap: 2px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--faq-rule);
}

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

.page-faq .faq-contact__key {
  font-family: var(--kt-font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--kt-gold);
}

.page-faq .faq-contact__val {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--kt-cream);
  word-break: break-word;
}

.page-faq .faq-contact__note {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--faq-rule);
  font-size: 13px;
  line-height: 1.7;
  color: var(--kt-mist);
}

.page-faq .faq-contact__note a {
  color: var(--kt-lime);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.page-faq .faq-contact__note a:hover {
  border-bottom-color: var(--kt-lime);
}

/* 平板及以上 */
@media (min-width: 720px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .page-faq .faq-contact__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 32px;
  }

  .page-faq .faq-item summary {
    padding: 18px 20px;
  }

  .page-faq .faq-item__a {
    padding: 0 20px 20px 50px;
  }
}

/* 桌面：目录常驻 + 内容区 */
@media (min-width: 1000px) {
  .page-faq .faq-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-faq .faq-hero__media {
    align-self: start;
  }

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

  .page-faq .faq-body__inner {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    align-items: start;
  }

  .page-faq .faq-toc {
    position: sticky;
    top: 96px;
  }

  .page-faq .faq-toc__list {
    flex-direction: column;
    overflow: visible;
  }

  .page-faq .faq-toc__item a {
    display: flex;
    width: 100%;
    white-space: normal;
    border-left-width: 2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick__item,
  .page-faq .faq-chips .kt-chip {
    transition: none;
  }

  .page-faq .faq-quick__item:hover {
    transform: none;
  }
}
<<<END>>>