.page-faq {
  --faq-rail: 258px;
  --faq-gap: 52px;
  background: var(--c-mist);
  color: var(--c-ink);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding: calc(var(--header-h) + 48px) 0 64px;
  color: var(--c-mist);
  background:
    radial-gradient(720px 400px at 88% -18%, rgba(46, 140, 134, .34), transparent 68%),
    radial-gradient(640px 420px at 8% 118%, rgba(27, 76, 126, .62), transparent 72%),
    linear-gradient(158deg, #0E2A47 0%, #101C29 100%);
  overflow: hidden;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(217, 222, 228, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(217, 222, 228, .07) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(118% 100% at 78% 0%, #000 10%, transparent 76%);
  mask-image: radial-gradient(118% 100% at 78% 0%, #000 10%, transparent 76%);
  pointer-events: none;
}

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

.page-faq .faq-crumb {
  margin-bottom: 28px;
  color: rgba(217, 222, 228, .68);
  font-size: 13px;
}

.page-faq .faq-crumb a {
  color: rgba(217, 222, 228, .68);
  text-decoration: none;
  border-bottom: 1px solid rgba(217, 222, 228, .28);
  padding-bottom: 1px;
}

.page-faq .faq-crumb a:hover {
  color: var(--c-signal);
  border-bottom-color: var(--c-signal);
}

.page-faq .faq-eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-signal);
}

.page-faq .faq-hero-title {
  margin: 16px 0 0;
  max-width: 17ch;
  font-size: clamp(32px, 5.6vw, 58px);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 900;
  color: #fff;
}

.page-faq .faq-hero-lede {
  margin: 24px 0 0;
  max-width: 64ch;
  font-size: 17px;
  line-height: 1.85;
  color: rgba(242, 245, 248, .82);
}

.page-faq .faq-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 46px;
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
}

.page-faq .faq-stats li {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.page-faq .faq-stat-num {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 900;
  line-height: 1;
  color: var(--c-signal);
  font-variant-numeric: tabular-nums;
}

.page-faq .faq-stat-label {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .05em;
  color: rgba(217, 222, 228, .72);
}

/* ---------- 骨架 ---------- */
.page-faq .faq-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  padding-block: 56px 88px;
}

/* ---------- 左侧索引 ---------- */
.page-faq .faq-index {
  font-size: 13px;
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--c-rock);
}

.page-faq .faq-index-title--sub {
  margin-top: 26px;
}

.page-faq .faq-index-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
}

.page-faq .faq-index-nav a {
  flex: 0 0 auto;
  scroll-snap-align: start;
  white-space: nowrap;
  padding: 8px 13px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .7);
  color: var(--c-deep);
  text-decoration: none;
  font-size: 13px;
  transition: color .24s var(--ease), border-color .24s var(--ease), background-color .24s var(--ease);
}

.page-faq .faq-index-nav a:hover {
  border-color: var(--c-signal);
  color: var(--c-signal);
}

.page-faq .faq-index-nav a[data-current] {
  background: var(--c-deep);
  border-color: var(--c-deep);
  color: #fff;
}

.page-faq .faq-index-indicators {
  display: none;
}

.page-faq .faq-index-indicators ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-index-indicators a {
  display: block;
  padding: 5px 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--c-rock);
  text-decoration: none;
  transition: color .2s var(--ease), padding-left .2s var(--ease);
}

.page-faq .faq-index-indicators a:hover {
  color: var(--c-signal);
  padding-left: 5px;
}

/* ---------- 内容区通用 ---------- */
.page-faq .faq-section {
  position: relative;
  scroll-margin-top: 112px;
}

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

.page-faq .faq-section::before {
  content: "";
  display: block;
  width: 42px;
  height: 3px;
  margin-bottom: 20px;
  background: var(--c-signal);
}

.page-faq .faq-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--c-rock);
}

.page-faq .faq-section h2 {
  margin: 0 0 16px;
  font-size: clamp(23px, 3.2vw, 32px);
  line-height: 1.22;
  letter-spacing: -.01em;
  font-weight: 800;
  color: var(--c-ink);
}

.page-faq .faq-lead {
  margin: 0 0 24px;
  max-width: 66ch;
  font-size: 16.5px;
  line-height: 1.88;
  color: var(--ink-soft);
}

.page-faq .faq-lead strong {
  color: var(--c-deep);
  font-weight: 700;
}

.page-faq .faq-note {
  margin: 28px 0 0;
  padding: 16px 20px;
  border-left: 3px solid var(--c-signal);
  background: rgba(255, 106, 43, .07);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--c-deep);
}

.page-faq .faq-more {
  margin: 26px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-faq .faq-more a {
  color: var(--c-star);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-more a:hover {
  color: var(--c-signal);
}

/* ---------- 核验价值 ---------- */
.page-faq .why-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .why-card {
  padding: 22px 22px 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-plaque);
}

.page-faq .why-card h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 800;
  color: var(--c-deep);
  letter-spacing: .01em;
}

.page-faq .why-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ink-soft);
}

/* ---------- 五步流程 ---------- */
.page-faq .flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  counter-reset: none;
}

.page-faq .flow-step {
  position: relative;
  padding: 22px 18px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: #fff;
}

.page-faq .flow-dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--c-deep);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .04em;
}

.page-faq .flow-title {
  margin: 14px 0 4px;
  font-size: 16px;
  font-weight: 800;
  color: var(--c-ink);
}

.page-faq .flow-time {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .05em;
  color: var(--c-signal);
}

.page-faq .flow-desc {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-faq .flow-out {
  margin: 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--c-rock);
}

/* ---------- 图片 ---------- */
.page-faq .faq-media {
  margin: 32px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--c-deep);
}

.page-faq .faq-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-faq .faq-media .media-caption {
  padding: 12px 18px;
  font-size: 12.5px;
  line-height: 1.7;
  color: rgba(217, 222, 228, .78);
  background: var(--c-deep);
}

/* ---------- 问答折叠 ---------- */
.page-faq .qa-list {
  margin-top: 4px;
}

.page-faq .qa {
  border-top: 1px solid var(--line);
  border-left: 2px solid var(--line);
  padding-left: 18px;
  transition: border-color .28s var(--ease), background-color .28s var(--ease);
}

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

.page-faq .qa[open] {
  border-left-color: var(--c-signal);
  background: rgba(255, 106, 43, .035);
}

.page-faq .qa summary {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 18px 40px 18px 0;
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-code {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-rock);
  padding-top: 2px;
}

.page-faq .qa[open] .qa-code {
  color: var(--c-signal);
}

.page-faq .qa-q {
  font-size: 15.5px;
  line-height: 1.72;
  font-weight: 700;
  color: var(--c-deep);
}

.page-faq .qa-mark {
  position: absolute;
  right: 6px;
  top: 50%;
  width: 14px;
  height: 14px;
  margin-top: -7px;
}

.page-faq .qa-mark::before,
.page-faq .qa-mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1.5px;
  margin-top: -.75px;
  background: var(--c-rock);
  transition: transform .3s var(--ease), background-color .3s var(--ease);
}

.page-faq .qa-mark::after {
  transform: rotate(90deg);
}

.page-faq .qa[open] .qa-mark::before {
  background: var(--c-signal);
}

.page-faq .qa[open] .qa-mark::after {
  transform: rotate(90deg) scaleX(0);
}

.page-faq .qa-body {
  padding: 0 40px 22px 0;
}

.page-faq .qa-body p {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.86;
  color: var(--ink-soft);
}

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

.page-faq .qa-facts {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px 14px;
  margin: 4px 0 0;
}

.page-faq .qa-facts dt {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--c-rock);
}

.page-faq .qa-facts dd {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--c-ink);
}

.page-faq .qa-facts dd:last-of-type {
  margin-bottom: 0;
}

/* ---------- 版本对照表 ---------- */
.page-faq .delta-wrap {
  margin-top: 8px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: #fff;
  overflow-x: auto;
}

.page-faq .delta {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-faq .delta th,
.page-faq .delta td {
  padding: 15px 18px;
  text-align: left;
  vertical-align: top;
  line-height: 1.72;
  border-bottom: 1px solid var(--line);
}

.page-faq .delta thead th {
  background: var(--c-deep);
  color: var(--c-mist);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .08em;
  border-bottom: 0;
}

.page-faq .delta tbody th {
  font-weight: 800;
  color: var(--c-deep);
  white-space: nowrap;
  background: var(--c-cream);
}

.page-faq .delta tbody td {
  color: var(--ink-soft);
}

.page-faq .delta tbody td:last-child {
  color: var(--c-ink);
  background: rgba(255, 106, 43, .05);
}

.page-faq .delta tbody tr:last-child th,
.page-faq .delta tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------- 材料清单 ---------- */
.page-faq .mats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 8px;
}

.page-faq .mat {
  padding: 20px 22px;
  border-radius: var(--radius-md);
  background: var(--c-cream);
  border: 1px solid rgba(16, 28, 41, .08);
}

.page-faq .mat h3 {
  margin: 0 0 14px;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: .04em;
  color: var(--c-deep);
}

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

.page-faq .mat li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 9px;
  border-bottom: 1px dashed rgba(16, 28, 41, .14);
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-soft);
}

.page-faq .mat li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-faq .mat-flag {
  flex: 0 0 auto;
  padding: 2px 8px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .05em;
  white-space: nowrap;
}

.page-faq .mat-flag--online {
  color: var(--c-teal);
  border: 1px solid rgba(46, 140, 134, .42);
  background: rgba(46, 140, 134, .09);
}

.page-faq .mat-flag--onsite {
  color: var(--c-clay);
  border: 1px solid rgba(176, 92, 59, .42);
  background: rgba(176, 92, 59, .09);
}

/* ---------- 驳回原因 ---------- */
.page-faq .reject-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .reject-list li {
  display: flex;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  border-left: 3px solid var(--c-star);
  background: #fff;
}

.page-faq .reject-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--c-signal);
}

.page-faq .reject-list h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 800;
  color: var(--c-deep);
}

.page-faq .reject-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ---------- 提问区 ---------- */
.page-faq .ask-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 8px;
}

.page-faq .ask-card {
  padding: 24px 24px 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: #fff;
}

.page-faq .ask-card--call {
  border-left: 3px solid var(--c-teal);
}

.page-faq .ask-card--form {
  border-left: 3px solid var(--c-signal);
}

.page-faq .ask-card h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 800;
  color: var(--c-deep);
}

.page-faq .ask-card p {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.84;
  color: var(--ink-soft);
}

.page-faq .ask-card a {
  color: var(--c-star);
  text-decoration: underline;
  text-underline-offset: 3px;
  word-break: break-all;
}

.page-faq .ask-card .btn {
  margin-top: 4px;
  text-decoration: none;
  word-break: normal;
}

.page-faq .faq-address {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  line-height: 1.9;
  color: var(--c-rock);
}

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

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

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

  .page-faq .qa-facts {
    grid-template-columns: 84px minmax(0, 1fr);
  }
}

@media (min-width: 760px) {
  .page-faq .flow {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0;
  }

  .page-faq .flow-step {
    padding: 0 12px;
    border: 0;
    background: transparent;
    text-align: center;
  }

  .page-faq .flow-step::after {
    content: "";
    position: absolute;
    top: 17px;
    left: calc(50% + 22px);
    width: calc(100% - 44px);
    height: 2px;
    background: linear-gradient(90deg, rgba(27, 76, 126, .55) 0%, rgba(27, 76, 126, .14) 100%);
  }

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

  .page-faq .flow-out {
    display: inline-block;
    padding-top: 0;
    border-top: 0;
    color: var(--c-rock);
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding: calc(var(--header-h) + 72px) 0 84px;
  }

  .page-faq .faq-shell {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    gap: var(--faq-gap);
    padding-block: 84px 120px;
  }

  .page-faq .faq-index {
    position: sticky;
    top: calc(var(--header-h-scrolled) + 28px);
    align-self: start;
    max-height: calc(100vh - var(--header-h-scrolled) - 56px);
    overflow-y: auto;
    padding-right: 6px;
  }

  .page-faq .faq-index-nav {
    flex-direction: column;
    flex-wrap: nowrap;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index-nav a {
    white-space: normal;
    border: 0;
    border-left: 2px solid transparent;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    background: transparent;
    padding: 10px 12px;
    font-size: 13.5px;
    color: var(--ink-soft);
  }

  .page-faq .faq-index-nav a:hover {
    background: rgba(255, 106, 43, .07);
    color: var(--c-signal);
  }

  .page-faq .faq-index-nav a[data-current] {
    background: rgba(255, 106, 43, .1);
    border-left-color: var(--c-signal);
    color: var(--c-deep);
    font-weight: 700;
  }

  .page-faq .faq-index-indicators {
    display: block;
    border-top: 1px solid var(--line);
    padding-top: 4px;
  }

  .page-faq .faq-section + .faq-section {
    margin-top: 88px;
  }

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

@media (min-width: 1200px) {
  .page-faq .faq-lead {
    font-size: 17px;
  }
}
</final>