.page-faq {
  --faq-line: rgba(234, 242, 248, 0.12);
  --faq-line-strong: rgba(234, 242, 248, 0.24);
  --faq-ink: #0A1B2E;
  --faq-link: #1A54B8;
  background: var(--yx-deep);
  color: var(--yx-mist);
}

.page-faq a {
  color: inherit;
  text-decoration: none;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: 84px 0 52px;
  background:
    radial-gradient(90% 70% at 88% -12%, rgba(46, 124, 246, 0.30), transparent 62%),
    radial-gradient(60% 50% at 0% 0%, rgba(47, 230, 208, 0.12), transparent 60%),
    var(--yx-deep);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(47, 230, 208, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(47, 230, 208, 0.06) 1px, transparent 1px);
  background-size: 84px 84px;
  opacity: 0.55;
}

.page-faq .faq-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 36px;
}

.page-faq .faq-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  font-family: var(--yx-font-ui);
  font-size: 0.78rem;
  color: var(--yx-graphite);
}

.page-faq .faq-crumb li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.page-faq .faq-crumb li + li::before {
  content: "/";
  color: rgba(107, 127, 146, 0.6);
}

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

.page-faq .faq-hero__kicker {
  margin: 0 0 16px;
  font-family: var(--yx-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--yx-cyan);
}

.page-faq .faq-hero__title {
  margin: 0;
  font-family: var(--yx-font-head);
  font-weight: 900;
  font-size: clamp(1.85rem, 6.6vw, 3.25rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--yx-mist);
}

.page-faq .faq-hero__lede {
  margin: 20px 0 0;
  max-width: 42em;
  font-family: var(--yx-font-body);
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(234, 242, 248, 0.78);
}

.page-faq .faq-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
}

.page-faq .faq-quick__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 18px;
  border-radius: var(--yx-pill);
  border: 1px solid var(--faq-line-strong);
  font-family: var(--yx-font-ui);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--yx-mist);
  transition: border-color 0.22s var(--yx-ease), background 0.22s var(--yx-ease), transform 0.22s var(--yx-ease);
}

.page-faq .faq-quick__link:hover,
.page-faq .faq-quick__link:focus-visible {
  border-color: var(--yx-cyan);
  background: rgba(47, 230, 208, 0.1);
  transform: translateY(-2px);
}

.page-faq .faq-quick__no {
  font-family: var(--yx-font-mono);
  font-size: 0.7rem;
  color: var(--yx-coral);
}

.page-faq .faq-hero__side {
  display: grid;
  gap: 10px;
}

.page-faq .faq-stat {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  padding: 15px 18px;
  border-radius: var(--yx-radius);
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--yx-cyan);
  background: linear-gradient(180deg, rgba(18, 41, 63, 0.95), rgba(18, 41, 63, 0.66));
}

.page-faq .faq-stat:nth-child(2) {
  border-left-color: var(--yx-coral);
}

.page-faq .faq-stat:nth-child(3) {
  border-left-color: var(--yx-blue);
}

.page-faq .faq-stat:nth-child(4) {
  border-left-color: var(--yx-violet);
}

.page-faq .faq-stat__num {
  font-family: var(--yx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--yx-mist);
}

.page-faq .faq-stat__unit {
  font-family: var(--yx-font-ui);
  font-size: 0.8rem;
  color: var(--yx-cyan);
}

.page-faq .faq-stat__cap {
  flex: 1 0 100%;
  font-family: var(--yx-font-ui);
  font-size: 0.79rem;
  line-height: 1.65;
  color: var(--yx-graphite);
}

/* ---------- 章节速览 ---------- */
.page-faq .faq-overview {
  padding: 56px 0 64px;
  background: var(--yx-rail);
  border-top: 1px solid var(--faq-line);
  border-bottom: 1px solid rgba(10, 27, 46, 0.5);
}

.page-faq .faq-h2 {
  margin: 0;
  font-family: var(--yx-font-head);
  font-weight: 900;
  font-size: clamp(1.4rem, 4.2vw, 1.95rem);
  line-height: 1.28;
  letter-spacing: -0.01em;
  color: var(--yx-mist);
}

.page-faq .faq-overview__head {
  display: grid;
  gap: 14px;
  margin-bottom: 30px;
}

.page-faq .faq-overview__note {
  margin: 0;
  font-family: var(--yx-font-body);
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(234, 242, 248, 0.66);
}

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

.page-faq .faq-chapters__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 4px 14px;
  height: 100%;
  padding: 18px 18px 16px;
  border-radius: var(--yx-radius);
  border: 1px solid var(--faq-line);
  background: rgba(10, 27, 46, 0.58);
  transition: border-color 0.22s var(--yx-ease), background 0.22s var(--yx-ease), transform 0.22s var(--yx-ease);
}

.page-faq .faq-chapters__link:hover,
.page-faq .faq-chapters__link:focus-visible {
  border-color: rgba(47, 230, 208, 0.65);
  background: rgba(10, 27, 46, 0.9);
  transform: translateY(-3px);
}

.page-faq .faq-chapters__no {
  grid-row: span 3;
  font-family: var(--yx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--yx-coral);
}

.page-faq .faq-chapters__title {
  font-family: var(--yx-font-head);
  font-weight: 900;
  font-size: 1rem;
  line-height: 1.45;
  color: var(--yx-mist);
}

.page-faq .faq-chapters__meta {
  font-family: var(--yx-font-ui);
  font-size: 0.76rem;
  color: var(--yx-graphite);
}

.page-faq .faq-chapters__path {
  font-family: var(--yx-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: rgba(47, 230, 208, 0.78);
}

/* ---------- 步骤区 ---------- */
.page-faq .faq-body {
  padding: 52px 0 40px;
  background: var(--yx-deep);
}

.page-faq .faq-body__inner {
  display: grid;
  gap: 26px;
}

.page-faq .faq-body__inner > * {
  min-width: 0;
}

.page-faq .faq-toc {
  padding: 16px;
  border-radius: var(--yx-radius);
  border: 1px solid var(--faq-line);
  background: rgba(18, 41, 63, 0.6);
}

.page-faq .faq-toc__title {
  margin: 0 0 10px;
  font-family: var(--yx-font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: var(--yx-graphite);
}

.page-faq .faq-toc__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  scrollbar-width: thin;
}

.page-faq .faq-toc__link {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 11px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-family: var(--yx-font-ui);
  font-size: 0.83rem;
  color: rgba(234, 242, 248, 0.76);
  transition: background 0.2s var(--yx-ease), border-color 0.2s var(--yx-ease), color 0.2s var(--yx-ease);
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  border-color: rgba(47, 230, 208, 0.5);
  background: rgba(47, 230, 208, 0.08);
  color: var(--yx-cyan);
}

.page-faq .faq-toc__no {
  font-family: var(--yx-font-mono);
  font-size: 0.7rem;
  color: var(--yx-coral);
}

.page-faq .faq-toc__n {
  font-family: var(--yx-font-mono);
  font-size: 0.7rem;
  color: var(--yx-graphite);
}

.page-faq .faq-toc__hint {
  margin: 12px 0 0;
  font-family: var(--yx-font-ui);
  font-size: 0.74rem;
  line-height: 1.6;
  color: var(--yx-graphite);
}

.page-faq .faq-sec {
  position: relative;
  padding: 22px 18px 12px;
  margin-bottom: 18px;
  border-radius: var(--yx-radius-lg);
  border: 1px solid var(--faq-line);
  background: linear-gradient(180deg, rgba(18, 41, 63, 0.96), rgba(18, 41, 63, 0.7));
  scroll-margin-top: 96px;
}

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

.page-faq .faq-sec__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 12px;
}

.page-faq .faq-sec__no {
  padding: 3px 8px;
  border-radius: 8px;
  border: 1px solid rgba(255, 106, 77, 0.5);
  font-family: var(--yx-font-mono);
  font-size: 0.74rem;
  color: var(--yx-coral);
}

.page-faq .faq-sec__title {
  margin: 0;
  font-family: var(--yx-font-head);
  font-weight: 900;
  font-size: 1.16rem;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--yx-mist);
}

.page-faq .faq-sec__meta {
  margin: 0;
  font-family: var(--yx-font-ui);
  font-size: 0.76rem;
  color: var(--yx-graphite);
}

.page-faq .faq-sec__lede {
  margin: 12px 0 16px;
  font-family: var(--yx-font-body);
  font-size: 0.93rem;
  line-height: 1.88;
  color: rgba(234, 242, 248, 0.72);
}

.page-faq .faq-meter {
  height: 5px;
  margin-bottom: 4px;
  border-radius: var(--yx-pill);
  background: rgba(234, 242, 248, 0.1);
  overflow: hidden;
}

.page-faq .faq-meter > span {
  display: block;
  width: var(--faq-p, 0%);
  height: 100%;
  border-radius: var(--yx-pill);
  background: linear-gradient(90deg, var(--yx-cyan), var(--yx-blue));
}

.page-faq .faq-steps__list {
  list-style: none;
  counter-reset: faqstep;
  margin: 0;
  padding: 0;
}

.page-faq .faq-list--b { counter-reset: faqstep 7; }
.page-faq .faq-list--c { counter-reset: faqstep 13; }
.page-faq .faq-list--d { counter-reset: faqstep 21; }
.page-faq .faq-list--e { counter-reset: faqstep 28; }
.page-faq .faq-list--f { counter-reset: faqstep 35; }

.page-faq .faq-steps__list > li {
  counter-increment: faqstep;
  position: relative;
  padding: 12px 0 12px 2.85rem;
  border-top: 1px dashed var(--faq-line);
}

.page-faq .faq-steps__list > li:first-child {
  border-top: 0;
}

.page-faq .faq-steps__list > li::before {
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 15px;
  font-family: var(--yx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.74rem;
  color: var(--yx-graphite);
}

.page-faq .faq-step {
  display: flex;
  align-items: flex-start;
  gap: 0.72rem;
  cursor: pointer;
}

.page-faq .faq-step__box {
  flex: none;
  appearance: none;
  -webkit-appearance: none;
  width: 17px;
  height: 17px;
  margin: 4px 0 0;
  border: 1.5px solid rgba(234, 242, 248, 0.34);
  border-radius: 5px;
  background: transparent;
  cursor: pointer;
  transition: background 0.2s var(--yx-ease), border-color 0.2s var(--yx-ease);
}

.page-faq .faq-step__box:checked {
  background: var(--yx-mint);
  border-color: var(--yx-mint);
  box-shadow: inset 0 0 0 3.5px var(--yx-rail);
}

.page-faq .faq-step__box:focus-visible {
  outline: 2px solid var(--yx-cyan);
  outline-offset: 2px;
}

.page-faq .faq-step__text {
  font-family: var(--yx-font-body);
  font-size: 0.94rem;
  line-height: 1.82;
  color: rgba(234, 242, 248, 0.86);
}

.page-faq .faq-step__text strong {
  font-weight: 600;
  color: var(--yx-mist);
  border-bottom: 1px solid rgba(47, 230, 208, 0.4);
}

.page-faq .faq-step__text a {
  color: var(--yx-cyan);
  border-bottom: 1px solid rgba(47, 230, 208, 0.4);
}

.page-faq .faq-step__box:checked + .faq-step__text {
  color: rgba(234, 242, 248, 0.4);
}

.page-faq .faq-step__box:checked + .faq-step__text strong,
.page-faq .faq-step__box:checked + .faq-step__text a {
  color: rgba(234, 242, 248, 0.5);
  border-bottom-color: rgba(47, 230, 208, 0.14);
}

.page-faq .faq-figure {
  margin: 18px 0 8px;
  border-radius: var(--yx-radius);
  border: 1px solid var(--faq-line);
  background: rgba(10, 27, 46, 0.7);
  overflow: hidden;
}

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

.page-faq .faq-figure figcaption {
  padding: 11px 15px;
  font-family: var(--yx-font-ui);
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--yx-graphite);
}

/* ---------- 分割带 ---------- */
.page-faq .faq-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 30px 20px 34px;
  max-width: var(--yx-max);
  margin: 0 auto;
}

.page-faq .faq-divider::before,
.page-faq .faq-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--faq-line-strong);
}

.page-faq .faq-divider > span {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--yx-coral);
  box-shadow: 0 0 0 4px rgba(255, 106, 77, 0.16);
}

/* ---------- 常见疑问 ---------- */
.page-faq .faq-q {
  padding: 56px 0 64px;
  background: var(--yx-sand);
  color: var(--faq-ink);
}

.page-faq .faq-q__head {
  display: grid;
  gap: 12px;
  margin-bottom: 26px;
}

.page-faq .faq-q__kicker {
  margin: 0;
  font-family: var(--yx-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--yx-blue);
}

.page-faq .faq-q__title {
  color: var(--faq-ink);
}

.page-faq .faq-q__note {
  margin: 0;
  max-width: 46em;
  font-family: var(--yx-font-body);
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(10, 27, 46, 0.68);
}

.page-faq .faq-acc {
  display: grid;
  gap: 10px;
}

.page-faq .faq-acc__item {
  border-radius: var(--yx-radius);
  border: 1px solid rgba(10, 27, 46, 0.12);
  background: #FFFFFF;
  overflow: hidden;
}

.page-faq .faq-acc__item[data-open="true"] {
  border-color: rgba(46, 124, 246, 0.42);
  box-shadow: 0 10px 26px -22px rgba(10, 27, 46, 0.9);
}

.page-faq .faq-acc__trigger {
  width: 100%;
  text-align: left;
  color: var(--faq-ink);
  font-family: var(--yx-font-ui);
  font-weight: 700;
  font-size: 0.96rem;
  line-height: 1.6;
  border-radius: var(--yx-radius);
  transition: background 0.2s var(--yx-ease), color 0.2s var(--yx-ease);
}

.page-faq .faq-acc__trigger:hover,
.page-faq .faq-acc__trigger:focus-visible {
  background: rgba(47, 230, 208, 0.14);
  color: var(--faq-ink);
}

.page-faq .faq-acc__body {
  font-family: var(--yx-font-body);
  font-size: 0.94rem;
  line-height: 1.9;
  color: rgba(10, 27, 46, 0.76);
}

.page-faq .faq-acc__body p {
  margin: 0 0 0.85em;
}

.page-faq .faq-acc__body p:last-child {
  margin-bottom: 0;
}

.page-faq .faq-acc__body strong {
  font-weight: 600;
  color: var(--faq-ink);
}

.page-faq .faq-acc__body a {
  color: var(--faq-link);
  border-bottom: 1px solid rgba(26, 84, 184, 0.35);
}

/* ---------- 需要人工 ---------- */
.page-faq .faq-help {
  padding: 60px 0 76px;
  background:
    radial-gradient(80% 90% at 8% 0%, rgba(46, 124, 246, 0.28), transparent 62%),
    var(--yx-deep);
}

.page-faq .faq-help__inner {
  display: grid;
  gap: 28px;
}

.page-faq .faq-help__kicker {
  margin: 0 0 14px;
  font-family: var(--yx-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--yx-cyan);
}

.page-faq .faq-help__title {
  margin-bottom: 14px;
}

.page-faq .faq-help__lede {
  margin: 0;
  max-width: 42em;
  font-family: var(--yx-font-body);
  font-size: 0.95rem;
  line-height: 1.88;
  color: rgba(234, 242, 248, 0.76);
}

.page-faq .faq-help__list {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-faq .faq-help__list li {
  position: relative;
  padding-left: 20px;
  font-family: var(--yx-font-body);
  font-size: 0.94rem;
  line-height: 1.85;
  color: rgba(234, 242, 248, 0.78);
}

.page-faq .faq-help__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 7px;
  height: 7px;
  border-radius: 2px;
  background: var(--yx-cyan);
}

.page-faq .faq-help__card {
  display: grid;
  gap: 12px;
  padding: 22px;
  border-radius: var(--yx-radius-lg);
  border: 1px solid var(--faq-line-strong);
  background: rgba(18, 41, 63, 0.92);
}

.page-faq .faq-copy__btn {
  width: 100%;
  justify-content: center;
  text-align: center;
}

.page-faq .faq-help__meta {
  margin: 0;
  font-family: var(--yx-font-ui);
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--yx-graphite);
}

.page-faq .faq-help__mono {
  font-family: var(--yx-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 0.95rem;
  color: var(--yx-mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-faq .faq-chapters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-faq .faq-sec {
    padding: 24px 24px 14px;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 104px 0 64px;
  }

  .page-faq .faq-hero__inner {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-hero__side {
    margin-top: 76px;
  }

  .page-faq .faq-overview__head {
    grid-template-columns: 1fr 1fr;
    gap: 44px;
    align-items: end;
  }

  .page-faq .faq-help__inner {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-help__card {
    padding: 26px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-body {
    padding: 64px 0 46px;
  }

  .page-faq .faq-body__inner {
    grid-template-columns: 218px minmax(0, 1fr);
    gap: 54px;
    align-items: start;
  }

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

  .page-faq .faq-toc__list {
    display: block;
    overflow: visible;
    padding: 0;
  }

  .page-faq .faq-toc__link {
    white-space: normal;
    padding: 9px 8px;
  }

  .page-faq .faq-toc__n {
    margin-left: auto;
  }

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

  .page-faq .faq-steps__list > li {
    padding: 13px 0 13px 2.9rem;
  }
}

@media (min-width: 1240px) {
  .page-faq .faq-sec {
    padding: 28px 28px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick__link,
  .page-faq .faq-chapters__link,
  .page-faq .faq-toc__link,
  .page-faq .faq-step__box,
  .page-faq .faq-acc__trigger {
    transition: none;
  }

  .page-faq .faq-quick__link:hover,
  .page-faq .faq-chapters__link:hover {
    transform: none;
  }
}

.page-faq {
  --faq-p: 1rem;
}