.page-faq {
  --faq-body-ink: rgba(24, 32, 51, .80);
  --faq-body-ink-soft: rgba(24, 32, 51, .64);
  --faq-panel: #FFFFFF;
  background: var(--c-paper);
  color: var(--c-ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

.page-faq h1,
.page-faq h2,
.page-faq h3 {
  font-family: var(--font-head);
  font-weight: 800;
  letter-spacing: -.005em;
}

.page-faq h2 {
  font-size: clamp(1.6rem, 4.2vw, 2.45rem);
  line-height: 1.12;
  margin: .32em 0 .5em;
  color: var(--c-ink);
}

.page-faq h3 {
  font-size: clamp(1.05rem, 2.2vw, 1.22rem);
  line-height: 1.28;
  margin: 0 0 .45em;
  color: var(--c-ink);
}

.page-faq p {
  margin: 0 0 1em;
  color: var(--faq-body-ink);
  line-height: 1.8;
}

.page-faq .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-num);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--faq-body-ink-soft);
  margin: 0;
}

.page-faq .faq-hero .eyebrow,
.page-faq .on-dark .eyebrow {
  color: var(--c-mist);
}

.page-faq .link {
  color: var(--c-deep);
  text-decoration: underline;
  text-decoration-color: rgba(24, 32, 51, .30);
  text-underline-offset: 3px;
  transition: color var(--dur) var(--ease), text-decoration-color var(--dur) var(--ease);
}

.page-faq .link:hover {
  color: var(--c-gold);
  text-decoration-color: var(--c-gold);
}

.page-faq .on-dark p {
  color: rgba(232, 238, 247, .78);
}

.page-faq .on-dark h2,
.page-faq .on-dark h3 {
  color: var(--c-white);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(104px, 13vw, 152px) 0 clamp(44px, 6vw, 76px);
  color: var(--c-white);
  background:
    radial-gradient(820px 420px at 8% -12%, rgba(240, 162, 60, .18), transparent 62%),
    radial-gradient(700px 400px at 94% 4%, rgba(124, 92, 255, .22), transparent 64%),
    linear-gradient(178deg, var(--c-deep) 0%, var(--c-deep-soft) 58%, #0C1A33 100%);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(157, 176, 201, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(157, 176, 201, .07) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), rgba(0, 0, 0, 0) 88%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, .95), rgba(0, 0, 0, 0) 88%);
  pointer-events: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  top: 22%;
  width: 46%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(90, 215, 207, .55), transparent);
  transform: rotate(-14deg);
  pointer-events: none;
}

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

.page-faq .faq-hero .breadcrumb {
  font-family: var(--font-num);
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--c-mist);
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-faq .faq-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-hero .breadcrumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(157, 176, 201, .5);
}

.page-faq .faq-hero .breadcrumb a {
  color: var(--c-mist);
  text-decoration: none;
}

.page-faq .faq-hero .breadcrumb a:hover {
  color: var(--c-amber);
}

.page-faq .faq-hero .breadcrumb [aria-current="page"] {
  color: var(--c-amber);
}

.page-faq .faq-hero h1 {
  font-size: clamp(2.05rem, 6.6vw, 4.15rem);
  line-height: 1.04;
  letter-spacing: -.012em;
  margin: .34em 0 .5em;
  max-width: 17ch;
  color: var(--c-white);
}

.page-faq .faq-hero .lede {
  max-width: 62ch;
  font-size: clamp(1rem, 2vw, 1.08rem);
  color: rgba(232, 238, 247, .84);
}

.page-faq .faq-hero-note {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .875rem;
  color: var(--c-mist);
  margin: 0;
}

.page-faq .faq-hero-note .dot {
  flex: none;
}

.page-faq .faq-hero-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: clamp(30px, 4.5vw, 52px);
}

.page-faq .hero-index-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 16px 18px;
  text-decoration: none;
  color: var(--c-white);
  background: rgba(18, 36, 67, .66);
  border: 1px solid var(--line-dark);
  border-top: 2px solid rgba(240, 162, 60, .55);
  clip-path: var(--clip-cut);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur-slow) var(--ease);
}

.page-faq .hero-index-item:hover {
  background: rgba(18, 36, 67, .95);
  border-top-color: var(--c-gold);
  transform: translateY(-3px);
}

.page-faq .hero-index-num {
  font-family: var(--font-num);
  font-size: .75rem;
  letter-spacing: .1em;
  color: var(--c-gold);
}

.page-faq .hero-index-title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.16rem;
  line-height: 1.2;
}

.page-faq .hero-index-sub {
  font-family: var(--font-num);
  font-size: .7rem;
  letter-spacing: .04em;
  color: var(--c-mist);
}

/* ---------- 问题总览 ---------- */
.page-faq .faq-overview {
  padding: var(--section-y) 0 clamp(32px, 4.5vw, 56px);
}

.page-faq .faq-overview-head {
  max-width: 68ch;
  margin-bottom: clamp(24px, 3.4vw, 40px);
}

.page-faq .faq-overview-lede {
  margin: 0;
  font-size: .97rem;
}

.page-faq .faq-overview-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-faq .overview-card {
  display: flex;
  gap: 14px;
  padding: 20px 18px;
  background: var(--faq-panel);
  border: 1px solid var(--line-light);
  border-left: 3px solid var(--c-violet);
  clip-path: var(--clip-cut);
  transition: border-left-color var(--dur) var(--ease), transform var(--dur-slow) var(--ease);
}

.page-faq .overview-card:hover {
  border-left-color: var(--c-gold);
  transform: translateY(-2px);
}

.page-faq .overview-icon {
  flex: none;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: var(--c-deep);
  background: rgba(90, 215, 207, .16);
  clip-path: var(--clip-corner);
}

.page-faq .overview-body p {
  font-size: .9rem;
  margin-bottom: .7em;
}

.page-faq .overview-body .link {
  font-size: .86rem;
  font-weight: 500;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  padding-top: clamp(20px, 3vw, 32px);
  padding-bottom: var(--section-y);
}

.page-faq .faq-rail {
  margin-bottom: clamp(24px, 3.4vw, 34px);
}

.page-faq .faq-rail-title {
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--faq-body-ink-soft);
  margin: 0 0 12px;
}

.page-faq .faq-rail-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-rail-link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 12px;
  font-size: .8125rem;
  color: var(--c-ink);
  text-decoration: none;
  background: rgba(255, 255, 255, .62);
  border: 1px solid var(--line-light);
  border-left: 2px solid var(--c-gold);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-faq .faq-rail-link:hover,
.page-faq .faq-rail-link:focus-visible {
  background: var(--c-white);
  border-left-color: var(--c-cyan);
  color: var(--c-deep);
}

.page-faq .faq-rail-num {
  font-family: var(--font-num);
  font-size: .68rem;
  letter-spacing: .08em;
  color: var(--faq-body-ink-soft);
}

.page-faq .faq-section {
  padding-top: clamp(30px, 4.4vw, 48px);
  border-top: 1px solid var(--line-light);
}

.page-faq .faq-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-faq .faq-section-head {
  max-width: 68ch;
  margin-bottom: clamp(20px, 2.8vw, 30px);
}

.page-faq .faq-section-lede {
  margin: 0;
  font-size: .96rem;
}

.page-faq .faq-section-tail {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  font-size: .875rem;
  color: var(--faq-body-ink-soft);
}

/* ---------- 步骤卡 ---------- */
.page-faq .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .step {
  position: relative;
  background: var(--faq-panel);
  border: 1px solid var(--line-light);
  clip-path: var(--clip-cut);
  transition: border-color var(--dur) var(--ease);
}

.page-faq .step:focus-within,
.page-faq .step:hover {
  border-color: var(--line-dark-strong);
}

.page-faq .step-check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .step-check-label {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px 10px;
  cursor: pointer;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.3;
  color: var(--c-ink);
}

.page-faq .step-num {
  flex: none;
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--c-gold);
}

.page-faq .step-title {
  flex: 1 1 auto;
}

.page-faq .step-mark {
  flex: none;
  position: relative;
  width: 18px;
  height: 18px;
  border: 1px solid rgba(24, 32, 51, .34);
  border-radius: 3px;
  background: #FFF;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .step-check:checked + .step-check-label .step-mark {
  background: var(--c-gold);
  border-color: var(--c-gold);
}

.page-faq .step-check:checked + .step-check-label .step-mark::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 4px;
  height: 9px;
  border-right: 2px solid var(--c-deep);
  border-bottom: 2px solid var(--c-deep);
  transform: rotate(42deg);
}

.page-faq .step-check:checked + .step-check-label .step-title {
  text-decoration: line-through;
  text-decoration-color: rgba(24, 32, 51, .38);
  color: var(--faq-body-ink-soft);
}

.page-faq .step-check:focus-visible + .step-check-label {
  outline: 2px solid var(--c-cyan);
  outline-offset: -2px;
}

.page-faq .step-text {
  margin: 0;
  padding: 0 16px 16px 42px;
  font-size: .91rem;
  line-height: 1.76;
  color: var(--faq-body-ink);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: clamp(26px, 4vw, 44px) 0;
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: var(--clip-cut-lg);
  background: var(--c-hull);
}

.page-faq .faq-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .04em;
  color: var(--faq-body-ink-soft);
}

/* ---------- 归档卡 ---------- */
.page-faq .faq-archive-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: clamp(18px, 2.6vw, 26px);
  background: linear-gradient(150deg, var(--c-hull) 0%, var(--c-deep) 100%);
  clip-path: var(--clip-cut-lg);
  overflow: hidden;
}

.page-faq .faq-archive-body {
  padding: clamp(22px, 3.4vw, 34px);
  color: var(--c-white);
}

.page-faq .faq-archive-body h3 {
  color: var(--c-white);
  margin: .7em 0 .6em;
  font-size: clamp(1.14rem, 2.6vw, 1.42rem);
}

.page-faq .archive-points {
  list-style: none;
  margin: 0 0 1.4em;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .archive-points li {
  position: relative;
  padding-left: 16px;
  font-size: .9rem;
  line-height: 1.72;
  color: rgba(232, 238, 247, .80);
}

.page-faq .archive-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 6px;
  height: 6px;
  background: var(--c-cyan);
  transform: rotate(45deg);
}

.page-faq .archive-points strong {
  color: var(--c-amber);
  font-weight: 600;
}

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

.page-faq .faq-archive-media {
  margin: 0;
  align-self: stretch;
}

.page-faq .faq-archive-media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 210px;
  object-fit: cover;
}

/* ---------- 折叠问答 ---------- */
.page-faq .faq-answers {
  padding: var(--section-y) 0;
  background:
    radial-gradient(680px 340px at 88% 0%, rgba(124, 92, 255, .18), transparent 62%),
    linear-gradient(180deg, #0C1A33 0%, var(--c-deep) 100%);
}

.page-faq .faq-answers-head {
  max-width: 64ch;
  margin-bottom: clamp(22px, 3.2vw, 36px);
}

.page-faq .faq-accordion {
  border-top: 1px solid var(--line-dark);
}

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

.page-faq .faq-q {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 500;
}

.page-faq .faq-accordion .accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  padding: 18px 4px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.04rem;
  line-height: 1.35;
  color: var(--c-white);
  transition: color var(--dur) var(--ease);
}

.page-faq .faq-accordion .accordion-trigger:hover {
  color: var(--c-amber);
}

.page-faq .faq-accordion .accordion-trigger:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 2px;
}

.page-faq .faq-accordion .accordion-icon {
  position: relative;
  flex: none;
  width: 13px;
  height: 13px;
}

.page-faq .faq-accordion .accordion-icon::before,
.page-faq .faq-accordion .accordion-icon::after {
  content: "";
  position: absolute;
  background: var(--c-gold);
  transition: transform var(--dur-slow) var(--ease), opacity var(--dur-slow) var(--ease);
}

.page-faq .faq-accordion .accordion-icon::before {
  left: 0;
  top: 6px;
  width: 13px;
  height: 1.5px;
}

.page-faq .faq-accordion .accordion-icon::after {
  top: 0;
  left: 6px;
  width: 1.5px;
  height: 13px;
}

.page-faq .faq-accordion .accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  transform: scaleY(0);
  opacity: 0;
}

.page-faq .faq-accordion .accordion-panel-inner {
  padding: 0 4px 20px;
}

.page-faq .faq-accordion .accordion-panel-inner p {
  margin: 0;
  font-size: .92rem;
  line-height: 1.8;
  color: rgba(232, 238, 247, .78);
  max-width: 72ch;
}

.page-faq .faq-accordion .accordion-panel-inner .link {
  color: var(--c-cyan);
  text-decoration-color: rgba(90, 215, 207, .45);
}

.page-faq .faq-accordion .accordion-panel-inner .link:hover {
  color: var(--c-amber);
  text-decoration-color: var(--c-amber);
}

/* ---------- 支持 ---------- */
.page-faq .faq-support {
  padding: var(--section-y) 0;
  background: var(--c-paper);
}

.page-faq .faq-support-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 40px);
  align-items: start;
}

.page-faq .faq-support-copy {
  max-width: 60ch;
}

.page-faq .faq-support-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-support-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 14px;
  font-size: .9rem;
  line-height: 1.6;
  color: var(--faq-body-ink);
  background: var(--faq-panel);
  border: 1px solid var(--line-light);
  border-left: 2px solid var(--c-coral);
  clip-path: var(--clip-cut);
}

.page-faq .support-list-num {
  flex: none;
  font-family: var(--font-num);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--c-coral);
}

.page-faq .faq-support-card {
  padding: clamp(20px, 3vw, 30px);
  background: var(--c-white);
  border: 1px solid var(--line-light);
  border-top: 3px solid var(--c-gold);
  clip-path: var(--clip-cut-lg);
}

.page-faq .support-card-label {
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--faq-body-ink-soft);
  margin: 0 0 6px;
}

.page-faq .support-card-value {
  font-family: var(--font-num);
  font-size: clamp(.95rem, 2.4vw, 1.14rem);
  font-weight: 500;
  color: var(--c-deep);
  margin: 0 0 14px;
  word-break: break-all;
}

.page-faq .support-copy {
  margin-bottom: 18px;
}

.page-faq .faq-support-card .rule {
  border: 0;
  border-top: 1px solid var(--line-light);
  margin: 0 0 16px;
}

.page-faq .support-dl {
  margin: 0 0 18px;
  display: grid;
  gap: 12px;
}

.page-faq .support-dl-row {
  display: grid;
  gap: 2px;
}

.page-faq .support-dl-row dt {
  font-family: var(--font-num);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--faq-body-ink-soft);
}

.page-faq .support-dl-row dd {
  margin: 0;
  font-size: .9rem;
  line-height: 1.6;
  color: var(--c-ink);
  word-break: break-word;
}

.page-faq .support-link {
  width: 100%;
  justify-content: center;
}

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

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

@media (min-width: 900px) {
  .page-faq .faq-hero-index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-archive-card {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

  .page-faq .faq-support-inner {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: clamp(28px, 4vw, 56px);
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-body {
    display: grid;
    grid-template-columns: 196px minmax(0, 1fr);
    gap: clamp(30px, 4vw, 60px);
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 108px;
    margin-bottom: 0;
  }

  .page-faq .faq-rail-nav {
    display: grid;
    gap: 0;
    border-left: 1px solid var(--line-light);
  }

  .page-faq .faq-rail-link {
    display: flex;
    align-items: baseline;
    padding: 11px 12px;
    background: transparent;
    border: 0;
    border-left: 2px solid transparent;
    margin-left: -1px;
    font-size: .845rem;
    color: var(--faq-body-ink);
  }

  .page-faq .faq-rail-link:hover,
  .page-faq .faq-rail-link:focus-visible {
    background: rgba(255, 255, 255, .7);
    border-left-color: var(--c-gold);
    color: var(--c-deep);
  }

  .page-faq .step-text {
    padding-left: 46px;
    max-width: 78ch;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero h1 {
    max-width: 19ch;
  }

  .page-faq .faq-archive-body {
    padding: 40px 44px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}
<<<END>>>