.page-faq {
  --faq-line: rgba(25, 245, 198, .35);
  background:
    radial-gradient(1100px 560px at 82% -12%, rgba(25, 245, 198, .13), transparent 62%),
    radial-gradient(760px 420px at 6% 8%, rgba(255, 90, 42, .10), transparent 64%),
    linear-gradient(180deg, var(--ink-950) 0%, var(--ink-900) 68%, var(--ink-950) 100%);
  color: var(--paper-50);
  font-family: var(--font-body);
  padding-bottom: 72px;
  overflow-x: hidden;
}

.page-faq a {
  color: inherit;
}

.page-faq .cx-breadcrumb {
  padding-top: 20px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding-top: 8px;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: 30px;
  align-items: center;
}

.page-faq .faq-hero__text .cx-h1 {
  margin: 10px 0 0;
}

.page-faq .faq-hero__text .cx-lede {
  margin-top: 18px;
  max-width: 34em;
  color: var(--slate-300);
}

.page-faq .faq-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid var(--ink-700);
  border-radius: var(--r-sm);
  background: rgba(12, 32, 56, .72);
}

.page-faq .faq-stat:first-child {
  grid-column: span 2;
  border-color: var(--faq-line);
  background: linear-gradient(120deg, rgba(25, 245, 198, .12), rgba(12, 32, 56, .72) 62%);
}

.page-faq .faq-stat__n {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: .04em;
  color: var(--cyan-400);
}

.page-faq .faq-stat__l {
  font-size: 13px;
  line-height: 1.5;
  color: var(--slate-300);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-faq .faq-hero__figure {
  margin: 0;
  border-radius: var(--r-lg);
  border: 1px solid var(--ink-700);
  background: var(--ink-800);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

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

.page-faq .faq-hero__figure .cx-figure__caption {
  padding: 12px 18px 16px;
  font-size: 12.5px;
  letter-spacing: .02em;
  color: var(--slate-300);
  font-family: var(--font-mono);
}

/* ---------- 章节标题 ---------- */
.page-faq .faq-sec-head {
  max-width: 44em;
  margin-bottom: 26px;
}

.page-faq .faq-sec-head .cx-h2 {
  margin: 12px 0 0;
}

.page-faq .faq-sec-head p {
  margin: 12px 0 0;
  color: var(--slate-300);
  font-size: 15px;
  line-height: 1.8;
}

/* ---------- 三步路径 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-faq .faq-step {
  position: relative;
  padding: 24px 20px 22px 76px;
  border: 1px solid var(--ink-700);
  border-radius: var(--r-md);
  background: linear-gradient(160deg, rgba(22, 50, 79, .85), rgba(7, 20, 38, .92));
}

.page-faq .faq-step:first-child {
  border-color: rgba(255, 90, 42, .45);
}

.page-faq .faq-step__idx {
  position: absolute;
  left: 20px;
  top: 24px;
  font-family: var(--font-mono);
  font-size: 28px;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--orange-500);
}

.page-faq .faq-step:first-child .faq-step__idx {
  color: var(--cyan-400);
}

.page-faq .faq-step .cx-h3 {
  margin: 0 0 10px;
}

.page-faq .faq-step p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--slate-300);
}

.page-faq .faq-step__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-line);
  padding-bottom: 2px;
}

/* ---------- 目录 ---------- */
.page-faq .faq-toc {
  position: sticky;
  top: var(--topbar);
  z-index: 6;
  margin: 8px 0 0;
  background: rgba(5, 13, 26, .92);
  border-top: 1px solid var(--ink-700);
  border-bottom: 1px solid var(--ink-700);
  backdrop-filter: blur(10px);
}

.page-faq .faq-toc__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 12px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-toc__list::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-toc__link {
  display: inline-block;
  white-space: nowrap;
  padding: 8px 16px;
  border-radius: var(--pill);
  border: 1px solid var(--ink-700);
  background: rgba(12, 32, 56, .8);
  font-size: 13px;
  line-height: 1.2;
  text-decoration: none;
  color: var(--paper-50);
  transition: border-color var(--dur) ease, color var(--dur) ease, background var(--dur) ease;
}

.page-faq .faq-toc__link:hover,
.page-faq .faq-toc__link:focus-visible {
  border-color: var(--cyan-400);
  color: var(--cyan-400);
  background: rgba(25, 245, 198, .1);
}

/* ---------- 问答列表 ---------- */
.page-faq .faq-group > .cx-container {
  scroll-margin-top: calc(var(--topbar) + 68px);
}

.page-faq .faq-list {
  display: grid;
  gap: 12px;
}

.page-faq .faq-item {
  border: 1px solid var(--ink-700);
  border-radius: var(--r-sm);
  background: rgba(12, 32, 56, .7);
  overflow: hidden;
  transition: border-color var(--dur) ease, background var(--dur) ease;
}

.page-faq .faq-item[open] {
  border-color: var(--faq-line);
  background: rgba(12, 32, 56, .95);
}

.page-faq .faq-item > summary {
  position: relative;
  display: block;
  padding: 18px 54px 18px 20px;
  cursor: pointer;
  list-style: none;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--paper-50);
}

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

.page-faq .faq-item > summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: var(--pill);
  border: 1px solid var(--ink-700);
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1;
  color: var(--cyan-400);
  transition: transform 200ms ease, border-color 200ms ease;
}

.page-faq .faq-item[open] > summary::after {
  content: "−";
  border-color: var(--cyan-400);
}

.page-faq .faq-item > summary:hover::after {
  border-color: var(--cyan-400);
}

.page-faq .faq-item__body {
  padding: 4px 20px 22px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--slate-300);
  border-top: 1px solid rgba(22, 50, 79, .9);
  margin-top: 0;
}

.page-faq .faq-item__body p {
  margin: 14px 0 10px;
}

.page-faq .faq-item__body ol,
.page-faq .faq-item__body ul {
  margin: 8px 0 12px;
  padding-left: 1.25em;
}

.page-faq .faq-item__body li {
  margin-bottom: 6px;
}

.page-faq .faq-item__body li::marker {
  color: var(--orange-300);
  font-family: var(--font-mono);
}

.page-faq .faq-item__go {
  display: inline-block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-line);
  padding-bottom: 2px;
}

.page-faq .faq-item__go:hover,
.page-faq .faq-item__go:focus-visible {
  color: var(--paper-50);
  border-bottom-color: var(--paper-50);
}

/* ---------- 移动端区块 ---------- */
.page-faq .faq-mobile__grid {
  display: grid;
  gap: 28px;
  scroll-margin-top: calc(var(--topbar) + 68px);
}

.page-faq .faq-mobile__figure {
  margin: 0;
  border-radius: var(--r-lg);
  border: 1px solid var(--ink-700);
  background: linear-gradient(180deg, rgba(25, 245, 198, .1), rgba(12, 32, 56, .9));
  overflow: hidden;
}

.page-faq .faq-mobile__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 520px;
  object-fit: contain;
  object-position: center bottom;
  padding: 18px 12px 0;
}

.page-faq .faq-mobile__figure .cx-figure__caption {
  padding: 12px 18px 16px;
  font-size: 12.5px;
  color: var(--slate-300);
  font-family: var(--font-mono);
  border-top: 1px solid var(--ink-700);
}

/* ---------- 联系前准备 ---------- */
.page-faq .faq-contact-sec > .cx-container {
  scroll-margin-top: calc(var(--topbar) + 68px);
}

.page-faq .faq-contact {
  display: grid;
  gap: 26px;
  padding: 26px 20px;
  border-radius: var(--r-lg);
  border: 1px solid var(--ink-700);
  background:
    radial-gradient(620px 300px at 100% 0%, rgba(244, 196, 94, .16), transparent 68%),
    linear-gradient(150deg, rgba(22, 50, 79, .95), rgba(5, 13, 26, .96));
}

.page-faq .faq-contact__text .cx-h2 {
  margin: 12px 0 0;
}

.page-faq .faq-contact__text > p {
  margin: 12px 0 0;
  color: var(--slate-300);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-faq .faq-contact__steps {
  margin: 18px 0 24px;
  padding-left: 1.25em;
  color: var(--paper-50);
  font-size: 14.5px;
  line-height: 1.85;
}

.page-faq .faq-contact__steps li {
  margin-bottom: 8px;
}

.page-faq .faq-contact__steps li::marker {
  color: var(--gold-500);
  font-family: var(--font-mono);
}

.page-faq .faq-info {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-faq .faq-info li {
  padding-left: 14px;
  border-left: 2px solid var(--gold-500);
}

.page-faq .faq-info__k {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--gold-500);
  margin-bottom: 4px;
}

.page-faq .faq-info__v {
  display: block;
  font-size: 14px;
  line-height: 1.7;
  color: var(--paper-50);
  word-break: break-word;
}

.page-faq .faq-note {
  margin: 22px 0 0;
  font-size: 13px;
  line-height: 1.8;
  color: var(--slate-300);
}

.page-faq .faq-note a {
  color: var(--cyan-400);
  text-decoration: none;
  border-bottom: 1px solid var(--faq-line);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-faq .faq-stat:first-child {
    grid-column: auto;
  }

  .page-faq .faq-step {
    padding: 26px 24px 24px 84px;
  }

  .page-faq .faq-step__idx {
    left: 24px;
    font-size: 30px;
  }

  .page-faq .faq-item > summary {
    font-size: 16px;
    padding: 20px 60px 20px 24px;
  }

  .page-faq .faq-item__body {
    padding: 6px 24px 26px;
  }
}

@media (min-width: 900px) {
  .page-faq {
    padding-bottom: 96px;
  }

  .page-faq .faq-hero {
    padding-top: 24px;
  }

  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: 52px;
  }

  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }

  .page-faq .faq-step {
    padding: 28px 24px 26px;
  }

  .page-faq .faq-step__idx {
    position: static;
    display: block;
    margin-bottom: 14px;
    font-size: 32px;
  }

  .page-faq .faq-step::after {
    content: "";
    position: absolute;
    top: 42px;
    right: -26px;
    width: 26px;
    height: 2px;
    background: repeating-linear-gradient(90deg, var(--cyan-400) 0 6px, transparent 6px 12px);
    opacity: .85;
  }

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

  .page-faq .faq-mobile__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    gap: 44px;
    align-items: start;
  }

  .page-faq .faq-mobile__figure {
    position: sticky;
    top: calc(var(--topbar) + 88px);
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    gap: 44px;
    padding: 44px 42px;
    align-items: start;
  }

  .page-faq .faq-info {
    border-left: 1px solid var(--ink-700);
    padding-left: 32px;
  }

  .page-faq .faq-sec-head {
    margin-bottom: 34px;
  }
}

@media (min-width: 1200px) {
  .page-faq .faq-hero__stats {
    max-width: 520px;
  }

  .page-faq .faq-list {
    gap: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-item > summary::after,
  .page-faq .faq-toc__link,
  .page-faq .faq-item {
    transition: none;
  }
}