.page-faq {
  --faq-rail: 236px;
  --faq-gap: clamp(24px, 4vw, 60px);
  --faq-line: rgba(36, 66, 62, 0.72);
  position: relative;
  padding: clamp(20px, 4vw, 40px) 0 clamp(56px, 8vw, 104px);
  color: var(--paper);
  font-family: var(--font-body);
  background:
    radial-gradient(1100px 520px at 86% -6%, rgba(34, 230, 211, 0.10), transparent 62%),
    radial-gradient(860px 440px at 2% 24%, rgba(245, 184, 65, 0.06), transparent 62%),
    linear-gradient(180deg, var(--night) 0%, #04100f 100%);
  overflow-x: clip;
}

.page-faq .breadcrumb {
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

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

.page-faq .breadcrumb a:hover {
  color: var(--cyan);
}

.page-faq .breadcrumb__item[aria-current="page"] {
  color: var(--cyan);
}

/* ---------- 首屏框景 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: clamp(26px, 4.4vw, 58px);
  border: 1px solid var(--edge);
  border-radius: var(--radius-xl);
  background: linear-gradient(158deg, rgba(13, 38, 36, 0.95), rgba(6, 19, 26, 0.94));
  box-shadow: var(--shadow-panel);
  overflow: hidden;
}

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

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 14px;
  border: 1px dashed rgba(36, 66, 62, 0.9);
  border-radius: calc(var(--radius-xl) - 12px);
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(36, 66, 62, 0.5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(36, 66, 62, 0.5) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(130% 95% at 90% 0%, #000 0%, transparent 66%);
  mask-image: radial-gradient(130% 95% at 90% 0%, #000 0%, transparent 66%);
  opacity: 0.55;
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--amber);
}

.page-faq .faq-hero h1 {
  margin: 16px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 7vw, 82px);
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-faq .faq-hero__lead {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: rgba(242, 247, 244, 0.82);
}

.page-faq .faq-hero__quick {
  display: grid;
  gap: 10px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-quick {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--edge);
  border-radius: var(--radius-pill);
  background: rgba(6, 19, 26, 0.6);
}

.page-faq .faq-quick__num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.page-faq .faq-quick__text {
  font-size: 14px;
  color: var(--paper);
}

.page-faq .faq-hero__cta {
  margin-top: 26px;
  align-self: flex-start;
}

/* ---------- 双栏骨架 ---------- */
.page-faq .faq-shell {
  display: grid;
  gap: var(--faq-gap);
  margin-top: clamp(30px, 5vw, 64px);
  align-items: start;
}

.page-faq .faq-toc {
  padding: 14px 16px;
  border: 1px solid var(--edge);
  border-radius: var(--radius-lg);
  background: rgba(13, 38, 36, 0.55);
}

.page-faq .faq-toc__title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-faq .faq-toc__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 4px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-toc__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-size: 13px;
  white-space: nowrap;
  color: rgba(242, 247, 244, 0.78);
  text-decoration: none;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .faq-toc__index {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  color: var(--cyan);
  border-color: rgba(34, 230, 211, 0.45);
  background: rgba(34, 230, 211, 0.08);
}

.page-faq .faq-toc__link:hover .faq-toc__index,
.page-faq .faq-toc__link:focus-visible .faq-toc__index {
  color: var(--cyan-soft);
}

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

/* ---------- 章节通用 ---------- */
.page-faq .faq-section {
  scroll-margin-top: calc(var(--bar-h) + 24px);
  padding-top: clamp(28px, 4vw, 44px);
}

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

.page-faq .faq-section + .faq-section {
  margin-top: clamp(30px, 4.5vw, 56px);
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-section__index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-section h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(25px, 3.6vw, 40px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .faq-section__lead {
  margin: 14px 0 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(242, 247, 244, 0.76);
}

/* ---------- 三步定位 ---------- */
.page-faq .step {
  margin-top: 12px;
  border: 1px solid var(--edge);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(13, 38, 36, 0.92), rgba(7, 28, 24, 0.86));
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .step:first-of-type {
  margin-top: 24px;
}

.page-faq .step[open] {
  border-color: rgba(34, 230, 211, 0.5);
  background: linear-gradient(180deg, rgba(15, 44, 42, 0.95), rgba(7, 28, 24, 0.9));
}

.page-faq .step__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .step__num {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(34, 230, 211, 0.4);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan);
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

.page-faq .step[open] .step__num {
  background: var(--cyan);
  color: #04100f;
  border-color: var(--cyan);
}

.page-faq .step__title {
  flex: 1 1 auto;
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .step__hint {
  display: none;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
  letter-spacing: 0.04em;
}

.page-faq .step__body {
  padding: 0 18px 18px 68px;
}

.page-faq .step__body p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 247, 244, 0.78);
}

.page-faq .step__judge {
  padding-left: 12px;
  border-left: 2px solid var(--amber);
  color: rgba(245, 184, 65, 0.92) !important;
}

/* ---------- 图片框 ---------- */
.page-faq .faq-figure {
  margin: clamp(22px, 3.5vw, 34px) 0 0;
  border: 1px solid var(--edge);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--panel);
}

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

.page-faq .faq-figure--phone {
  max-width: 340px;
  margin-left: auto;
  margin-right: auto;
}

.page-faq .faq-figure--wide {
  margin-top: clamp(20px, 3vw, 28px);
}

.page-faq .faq-figure__caption {
  padding: 12px 16px;
  border-top: 1px solid var(--edge);
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  letter-spacing: 0.03em;
  color: var(--mist);
}

/* ---------- 规则 ---------- */
.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.page-faq .rule {
  margin-top: 12px;
  border: 1px solid var(--edge);
  border-radius: var(--radius-lg);
  background: rgba(13, 38, 36, 0.72);
  transition: border-color 0.25s var(--ease);
}

.page-faq .rule[open] {
  border-color: rgba(34, 230, 211, 0.42);
}

.page-faq .rule__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .rule__topic {
  flex: 0 0 auto;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  background: rgba(34, 230, 211, 0.12);
  border: 1px solid rgba(34, 230, 211, 0.4);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan-soft);
}

.page-faq .rule__hint {
  flex: 1 1 auto;
  font-size: 13px;
  color: var(--mist);
}

.page-faq .rule__grid {
  display: grid;
  gap: 14px;
  padding: 0 18px 20px;
}

.page-faq .rule__cell {
  padding: 12px 14px;
  border: 1px solid rgba(36, 66, 62, 0.8);
  border-radius: var(--radius-md);
  background: rgba(6, 19, 26, 0.55);
}

.page-faq .rule__cell p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 247, 244, 0.78);
}

.page-faq .rule__label {
  margin-bottom: 8px !important;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--amber);
}

/* ---------- 第一周 ---------- */
.page-faq .week {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .week__card {
  padding: 20px 18px;
  border: 1px solid var(--edge);
  border-radius: var(--radius-lg);
  background: linear-gradient(175deg, rgba(13, 38, 36, 0.9), rgba(7, 28, 24, 0.86));
}

.page-faq .week__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-faq .week__card h3 {
  margin: 12px 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  line-height: 1.28;
  color: var(--paper);
}

.page-faq .week__card p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 247, 244, 0.76);
}

/* ---------- 版本回查 ---------- */
.page-faq .ver-steps {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  counter-reset: verstep;
}

.page-faq .ver-steps li {
  counter-increment: verstep;
  display: flex;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--edge);
  border-radius: var(--radius-md);
  background: rgba(13, 38, 36, 0.62);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 247, 244, 0.8);
}

.page-faq .ver-steps li::before {
  content: "0" counter(verstep);
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
  padding-top: 3px;
}

.page-faq .faq-version {
  display: inline-block;
  padding: 1px 8px;
  border: 1px solid rgba(245, 184, 65, 0.5);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
}

.page-faq .ver-link {
  margin-top: 20px;
}

/* ---------- 账号 ---------- */
.page-faq .acct {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .acct__card {
  padding: 20px 18px;
  border: 1px solid var(--edge);
  border-radius: var(--radius-lg);
  background: rgba(13, 38, 36, 0.62);
}

.page-faq .acct__card h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--paper);
}

.page-faq .acct__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 247, 244, 0.76);
}

.page-faq .acct__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .acct__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 230, 211, 0.35);
}

.page-faq .acct__note a:hover {
  color: var(--cyan-soft);
}

/* ---------- 常见问题 ---------- */
.page-faq .qa-list {
  margin-top: 22px;
  border-top: 1px solid var(--faq-line);
}

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

.page-faq .qa > summary {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 2px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper);
  transition: color 0.2s var(--ease);
}

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

.page-faq .qa > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--cyan);
}

.page-faq .qa[open] > summary {
  color: var(--cyan-soft);
}

.page-faq .qa[open] > summary::after {
  content: "−";
  color: var(--amber);
}

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

.page-faq .qa__body p {
  margin: 0;
  max-width: 36em;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(242, 247, 244, 0.76);
}

.page-faq .qa__body a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 230, 211, 0.35);
}

.page-faq .qa__body a:hover {
  color: var(--cyan-soft);
}

/* ---------- 收尾 ---------- */
.page-faq .faq-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: clamp(34px, 5vw, 60px);
  padding: clamp(24px, 3.6vw, 40px);
  border: 1px solid var(--edge);
  border-radius: var(--radius-xl);
  background: linear-gradient(125deg, rgba(34, 230, 211, 0.14), rgba(245, 184, 65, 0.09) 70%, rgba(6, 19, 26, 0.2));
}

.page-faq .faq-cta__text h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.2;
  color: var(--paper);
}

.page-faq .faq-cta__text p {
  margin: 10px 0 0;
  max-width: 30em;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(242, 247, 244, 0.78);
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-hero__quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .step__hint {
    display: block;
  }
}

@media (min-width: 720px) {
  .page-faq .week {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
  }

  .page-faq .faq-toc {
    position: sticky;
    top: calc(var(--bar-h) + 20px);
    padding: 18px 16px;
  }

  .page-faq .faq-toc__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-toc__link {
    width: 100%;
    padding: 9px 12px;
    border-radius: var(--radius-md);
    border-left: 2px solid transparent;
    white-space: normal;
  }

  .page-faq .faq-toc__link:hover,
  .page-faq .faq-toc__link:focus-visible {
    border-left-color: var(--cyan);
    border-radius: var(--radius-md);
  }

  .page-faq .step__body {
    padding-left: 68px;
    padding-right: 24px;
  }

  .page-faq .faq-figure--phone {
    margin-left: auto;
    margin-right: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-toc__link,
  .page-faq .step,
  .page-faq .rule,
  .page-faq .step__num,
  .page-faq .qa > summary {
    transition: none;
  }
}
<<<END>>>