.page-faq {
  --faq-line: 1.5px solid var(--mist);
  --faq-ink-soft: var(--ink-soft);
}

.page-faq .wrap {
  padding-left: 20px;
  padding-right: 20px;
}

.page-faq .breadcrumbs {
  margin-bottom: 22px;
  font-size: 0.82rem;
}

.page-faq .kicker {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--coral);
  margin: 0 0 6px;
}

.page-faq .mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-faq h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.5rem, 3.4vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--sea-900);
  margin: 6px 0 12px;
}

.page-faq p {
  color: var(--faq-ink-soft);
  line-height: 1.8;
  font-size: 0.96rem;
}

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

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 26px 0 52px;
  background:
    radial-gradient(120% 100% at 90% -20%, rgba(30, 95, 138, 0.12), transparent 62%),
    radial-gradient(80% 80% at -10% 110%, rgba(244, 232, 214, 0.7), transparent 60%),
    var(--salt);
}

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

.page-faq .faq-hero h1 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.9rem, 5.6vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--sea-900);
  margin: 10px 0 18px;
}

.page-faq .lede {
  font-size: 1.02rem;
  line-height: 1.85;
  max-width: 36em;
  color: var(--ink-soft);
  margin: 0 0 22px;
}

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

.page-faq .faq-status {
  background: var(--sea-900);
  color: var(--salt);
  border-radius: var(--radius-card);
  padding: 22px 20px;
  box-shadow: var(--shadow-card);
  border-top: 4px solid var(--coral);
}

.page-faq .status-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-faq .status-ver {
  font-size: 0.86rem;
  color: var(--sunset);
  letter-spacing: 0.04em;
}

.page-faq .status-list {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px 14px;
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid rgba(249, 251, 252, 0.18);
}

.page-faq .status-list dt {
  font-size: 0.82rem;
  color: rgba(249, 251, 252, 0.7);
}

.page-faq .status-list dd {
  margin: 0;
  text-align: right;
  font-size: 0.85rem;
  color: var(--salt);
}

.page-faq .faq-status .copy-btn {
  width: 100%;
  margin-top: 16px;
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--salt);
  background: transparent;
  border: 1.5px solid rgba(249, 251, 252, 0.35);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .faq-status .copy-btn:hover {
  border-color: var(--coral);
  color: var(--sunset);
}

.page-faq .copy-live {
  min-height: 1.2em;
  margin: 8px 0 0;
  font-size: 0.76rem;
  color: var(--sunset);
}

.page-faq .status-jump {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(249, 251, 252, 0.18);
}

.page-faq .status-jump a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: rgba(249, 251, 252, 0.82);
  text-decoration: none;
  border-bottom: 1px dotted transparent;
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .status-jump a:hover {
  color: var(--sunset);
  border-bottom-color: var(--sunset);
}

/* ---------- 区块通用 ---------- */
.page-faq .section {
  padding: 46px 0;
}

.page-faq .section-head {
  margin-bottom: 26px;
  max-width: 44em;
}

.page-faq .section-sub {
  font-size: 0.96rem;
  color: var(--ink-soft);
  line-height: 1.85;
}

/* ---------- 三步流程 ---------- */
.page-faq .flow {
  display: grid;
  gap: 18px;
}

.page-faq .flow-step {
  position: relative;
  background: var(--salt);
  border: var(--faq-line);
  border-left: 4px solid var(--sea-500);
  border-radius: 14px;
  padding: 18px 18px 4px;
  box-shadow: 8px 8px 0 -2px var(--sand);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.page-faq .flow-step[open] {
  border-left-color: var(--coral);
  box-shadow: 8px 8px 0 -2px var(--mist);
}

.page-faq .flow-step:hover {
  border-left-color: var(--coral);
}

.page-faq .flow-step > summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 3px 12px;
  padding-bottom: 16px;
}

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

.page-faq .flow-num {
  grid-row: span 2;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--coral);
  letter-spacing: -0.04em;
}

.page-faq .flow-title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1rem;
  line-height: 1.45;
  color: var(--sea-900);
}

.page-faq .flow-hint {
  font-size: 0.78rem;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}

.page-faq .flow-step[open] .flow-hint {
  color: var(--sea-500);
}

.page-faq .flow-body {
  border-top: 1px dashed var(--mist);
  padding: 14px 0 16px;
}

.page-faq .flow-body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
}

.page-faq .faq-figure {
  margin: 26px 0 0;
  border: 2px solid var(--sea-900);
  border-radius: 12px;
  overflow: hidden;
  background: var(--sand);
}

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

.page-faq .figure__cap {
  padding: 10px 14px;
  font-size: 0.78rem;
  color: var(--ink-soft);
  background: var(--salt);
  border-top: 1px solid var(--mist);
}

/* ---------- 自查清单 ---------- */
.page-faq .check-intro {
  margin: 0 0 4px;
  font-size: 0.94rem;
}

.page-faq .checklist {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .check-item {
  position: relative;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  background: var(--salt);
  border: var(--faq-line);
  border-radius: 12px;
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.page-faq .check-item:hover {
  border-color: var(--sunset);
}

.page-faq .check-item input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.page-faq .check-box {
  width: 22px;
  height: 22px;
  margin-top: 1px;
  border: 2px solid var(--sea-500);
  border-radius: 6px;
  background: var(--salt);
  position: relative;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-faq .check-item input:checked + .check-box {
  background: var(--jade);
  border-color: var(--jade);
}

.page-faq .check-item input:checked + .check-box::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 1px;
  width: 5px;
  height: 11px;
  border: solid var(--salt);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.page-faq .check-item input:focus-visible + .check-box {
  outline: 2px solid var(--coral);
  outline-offset: 2px;
}

.page-faq .check-item:has(input:checked) {
  border-color: var(--jade);
  background: #f1f8f6;
}

.page-faq .check-text {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-faq .check-text strong {
  display: block;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.92rem;
  color: var(--sea-900);
  margin-bottom: 2px;
}

/* ---------- 版本位置卡片 ---------- */
.page-faq .version-card {
  padding: 22px 20px;
  border-radius: var(--radius-card);
  border: var(--faq-line);
}

.page-faq .version-title {
  font-size: clamp(1.25rem, 2.6vw, 1.55rem);
  margin: 4px 0 10px;
}

.page-faq .version-card p {
  font-size: 0.9rem;
  line-height: 1.8;
}

.page-faq .version-shot {
  margin: 16px 0 14px;
  border: 2px solid var(--sea-900);
  border-radius: 10px;
  overflow: hidden;
  background: var(--salt);
}

.page-faq .version-shot .figure__cap {
  border-top: 1px solid var(--mist);
}

.page-faq .version-copy-note {
  margin: 0 0 10px;
  font-size: 0.8rem;
  color: var(--sea-700);
  letter-spacing: 0.04em;
}

.page-faq .version-card .copy-btn {
  padding: 9px 18px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--sea-900);
  background: var(--sunset);
  border: 0;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .version-card .copy-btn:hover {
  background: var(--coral);
  color: var(--salt);
}

.page-faq .version-card .copy-live {
  color: var(--jade);
  margin-top: 6px;
}

.page-faq .version-more {
  margin: 12px 0 0;
  font-size: 0.86rem;
}

.page-faq .version-more a {
  color: var(--sea-500);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 问答 ---------- */
.page-faq .qa-layout {
  display: grid;
  gap: 26px;
}

.page-faq .qa-intro p {
  font-size: 0.94rem;
}

.page-faq .qa-side-link {
  margin-top: 12px;
  font-size: 0.88rem;
}

.page-faq .qa-side-link a {
  color: var(--sea-500);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa-item {
  background: var(--salt);
  border: var(--faq-line);
  border-radius: 12px;
  padding: 0 16px;
  margin-bottom: 10px;
  transition: border-color 0.2s var(--ease);
}

.page-faq .qa-item:hover,
.page-faq .qa-item[open] {
  border-color: var(--coral);
}

.page-faq .qa-item > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 15px 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--sea-900);
}

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

.page-faq .qa-item > summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--coral);
  line-height: 1;
}

.page-faq .qa-item[open] > summary::after {
  content: "–";
}

.page-faq .qa-body {
  padding: 0 0 16px;
  border-top: 1px dashed var(--mist);
  padding-top: 12px;
}

.page-faq .qa-body p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.85;
}

/* ---------- 仍未解决 ---------- */
.page-faq .faq-help {
  background: var(--sea-900);
  color: var(--salt);
  border-top: 4px solid var(--coral);
}

.page-faq .faq-help h2,
.page-faq .faq-help .kicker {
  color: var(--salt);
}

.page-faq .faq-help .kicker {
  color: var(--sunset);
}

.page-faq .faq-help p {
  color: rgba(249, 251, 252, 0.86);
  max-width: 40em;
}

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

.page-faq .help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.page-faq .faq-help .btn--quiet {
  border-color: rgba(249, 251, 252, 0.42);
  color: var(--salt);
}

.page-faq .help-note {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .help-note li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 12px 14px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(249, 251, 252, 0.86);
  border: 1px solid rgba(249, 251, 252, 0.22);
  border-radius: 10px;
}

.page-faq .help-note .mono {
  color: var(--sunset);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
}

/* ---------- 响应式 ---------- */
@media (min-width: 860px) {
  .page-faq .wrap {
    padding-left: 32px;
    padding-right: 32px;
  }

  .page-faq .faq-hero {
    padding: 34px 0 64px;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 46px;
    align-items: start;
  }

  .page-faq .section {
    padding: 64px 0;
  }

  .page-faq .flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
    align-items: start;
  }

  .page-faq .qa-layout {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 48px;
    align-items: start;
  }

  .page-faq .qa-intro {
    position: sticky;
    top: 110px;
  }

  .page-faq .help-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 48px;
    align-items: start;
  }

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

@media (min-width: 1100px) {
  .page-faq .faq-hero {
    padding-top: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .flow-step,
  .page-faq .check-item,
  .page-faq .qa-item,
  .page-faq .status-jump a,
  .page-faq .copy-btn {
    transition: none;
  }

  .page-faq .flow-step:hover {
    box-shadow: 8px 8px 0 -2px var(--sand);
  }
}