.page-faq {
  --faq-rail: 272px;
  --faq-ink-soft: #4a3a33;
  --faq-ink-mute: #5d4a43;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  padding: clamp(20px, 4vw, 34px) 0 clamp(56px, 8vw, 100px);
  overflow-x: clip;
}

.page-faq .breadcrumb {
  margin-bottom: clamp(18px, 3vw, 30px);
}

.page-faq a:focus-visible,
.page-faq summary:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 3px;
}

/* ---------- 页头 ---------- */
.page-faq .faq-head {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding-bottom: clamp(24px, 3.4vw, 38px);
  border-bottom: 2px solid var(--line-dark);
}

.page-faq .faq-eyebrow {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--brick);
}

.page-faq .faq-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.3rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.04em;
  color: var(--deep);
}

.page-faq .faq-lede {
  margin: 0;
  max-width: 58ch;
  font-size: clamp(0.95rem, 1.6vw, 1.06rem);
  line-height: 1.85;
  color: #3b2d27;
}

.page-faq .faq-head-note {
  margin: 14px 0 0;
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--faq-ink-mute);
}

.page-faq .faq-stats {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(14px, 2.4vw, 22px);
  padding: clamp(18px, 3vw, 26px);
  background: var(--deep);
  color: var(--cream);
  border-top: 3px solid var(--yellow);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}

.page-faq .faq-stats dt {
  margin-bottom: 4px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--teal);
}

.page-faq .faq-stats dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(0.98rem, 2.1vw, 1.2rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--mist);
}

/* ---------- 四步路径 ---------- */
.page-faq .faq-route {
  margin-top: clamp(30px, 4.5vw, 52px);
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-faq .faq-route-title {
  position: relative;
  margin: 0 0 16px;
  padding-left: 16px;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 1.75rem);
  font-weight: 700;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: var(--deep);
}

.page-faq .faq-route-title::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.28em;
  width: 6px;
  height: 1.05em;
  background: var(--orange);
}

.page-faq .faq-step-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--line-dark);
}

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

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

.page-faq .faq-step-no {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--deep);
  background: var(--yellow);
  clip-path: polygon(0 0, 100% 0, 100% 72%, 72% 100%, 0 100%);
}

.page-faq .faq-step-title {
  margin: 0 0 4px;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--deep);
}

.page-faq .faq-step-note {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.72;
  color: var(--faq-ink-soft);
}

.page-faq .faq-route-visual {
  margin: 0;
}

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

.page-faq .faq-route-visual .media-caption,
.page-faq .faq-version-visual .media-caption {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--faq-ink-mute);
}

/* ---------- 快捷入口 ---------- */
.page-faq .faq-quick {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: clamp(26px, 4vw, 40px);
  padding-top: clamp(18px, 3vw, 26px);
  border-top: 2px solid var(--line-dark);
}

.page-faq .faq-quick-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--brick);
}

.page-faq .faq-quick-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.page-faq .faq-quick-link {
  display: inline-block;
  padding: 7px 14px;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--deep);
  background: var(--mist);
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  transition: background 0.18s var(--ease), color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-faq .faq-quick-link:hover {
  background: var(--deep);
  color: var(--mist);
  transform: translateY(-2px);
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  margin-top: clamp(28px, 4.4vw, 48px);
}

.page-faq .faq-rail {
  background: var(--deep);
  color: var(--cream);
  padding: 20px 16px 22px;
  clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 0 100%);
}

.page-faq .faq-rail-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 0.71rem;
  letter-spacing: 0.12em;
  color: var(--yellow);
}

.page-faq .faq-rail-list {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-rail-link {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 8px;
  padding: 9px 8px;
  font-size: 0.92rem;
  line-height: 1.5;
  color: var(--cream);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-faq .faq-rail-link:hover {
  background: rgba(242, 183, 5, 0.14);
  border-left-color: var(--yellow);
  padding-left: 12px;
}

.page-faq .faq-rail-no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--yellow);
}

.page-faq .faq-rail-note {
  margin: 0 0 14px;
  font-size: 0.8rem;
  line-height: 1.72;
  color: var(--teal);
}

.page-faq .faq-rail-cta {
  display: inline-block;
  padding: 9px 18px;
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--deep);
  background: var(--yellow);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  transition: background 0.18s var(--ease), color 0.18s var(--ease);
}

.page-faq .faq-rail-cta:hover {
  background: var(--orange);
  color: var(--mist);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  scroll-margin-top: 88px;
}

.page-faq .faq-group + .faq-group {
  margin-top: clamp(30px, 4.5vw, 50px);
  padding-top: clamp(24px, 3.4vw, 36px);
  border-top: 1px dashed var(--line-dark);
}

.page-faq .faq-group-head {
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-faq .faq-group-no {
  display: grid;
  place-items: center;
  min-width: 38px;
  height: 30px;
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--deep);
  background: var(--yellow);
  clip-path: polygon(0 0, 100% 0, 100% 68%, 84% 100%, 0 100%);
}

.page-faq .faq-group-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  font-weight: 700;
  line-height: 1.34;
  letter-spacing: -0.01em;
  color: var(--deep);
}

.page-faq .qa {
  margin-top: 12px;
  background: var(--mist);
  border: 1px solid var(--line-dark);
  border-left: 3px solid var(--teal);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: border-color 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-faq .qa:hover {
  border-left-color: var(--orange);
  box-shadow: 0 4px 14px rgba(36, 26, 23, 0.09);
}

.page-faq .qa[open] {
  border-left-color: var(--orange);
  background: #fffdf9;
  box-shadow: 0 6px 18px rgba(36, 26, 23, 0.1);
}

.page-faq .qa-q {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) 20px;
  gap: 10px;
  align-items: start;
  padding: 15px 16px;
  list-style: none;
  cursor: pointer;
  color: var(--ink);
  transition: color 0.18s var(--ease);
}

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

.page-faq .qa-q:hover .qa-text {
  color: var(--brick);
}

.page-faq .qa-no {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--brick);
}

.page-faq .qa-text {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.62;
  transition: color 0.18s var(--ease);
}

.page-faq .qa-mark {
  position: relative;
  width: 14px;
  height: 14px;
  margin-top: 6px;
}

.page-faq .qa-mark::before,
.page-faq .qa-mark::after {
  content: "";
  position: absolute;
  background: var(--deep);
}

.page-faq .qa-mark::before {
  left: 0;
  top: 6px;
  width: 14px;
  height: 2px;
}

.page-faq .qa-mark::after {
  left: 6px;
  top: 0;
  width: 2px;
  height: 14px;
  transition: transform 0.18s var(--ease);
}

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

.page-faq .qa[open] .qa-mark::after {
  transform: scaleY(0);
}

.page-faq .qa-a {
  padding: 0 18px 18px 62px;
  border-top: 1px dashed var(--line-dark);
  margin-top: 2px;
  padding-top: 14px;
}

.page-faq .qa-a p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--faq-ink-soft);
}

.page-faq .faq-version-visual {
  margin: 20px 0 0;
}

/* ---------- 联系支持 ---------- */
.page-faq .faq-help {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: clamp(44px, 6vw, 76px);
  padding: clamp(24px, 4vw, 44px);
  background: var(--deep);
  color: var(--cream);
  clip-path: polygon(0 0, calc(100% - 26px) 0, 100% 26px, 100% 100%, 0 100%);
}

.page-faq .faq-help-title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(1.32rem, 2.8vw, 1.9rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--mist);
}

.page-faq .faq-help-text {
  margin: 0 0 10px;
  font-size: 0.93rem;
  line-height: 1.82;
  color: rgba(244, 235, 221, 0.86);
}

.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}

.page-faq .faq-act {
  display: inline-block;
  padding: 11px 20px;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  transition: background 0.18s var(--ease), color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-faq .faq-act--primary {
  background: var(--orange);
  color: var(--mist);
}

.page-faq .faq-act--primary:hover {
  background: var(--yellow);
  color: var(--deep);
  transform: translateY(-2px);
}

.page-faq .faq-act--ghost {
  color: var(--mist);
  border: 1px solid rgba(244, 235, 221, 0.45);
}

.page-faq .faq-act--ghost:hover {
  background: rgba(244, 235, 221, 0.14);
  transform: translateY(-2px);
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .faq-contact-item {
  display: grid;
  gap: 3px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-light);
}

.page-faq .faq-contact-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-contact-label {
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.12em;
  color: var(--yellow);
}

.page-faq .faq-contact-value {
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--mist);
  word-break: break-word;
}

/* ---------- 下一步 ---------- */
.page-faq .faq-next {
  display: grid;
  gap: 14px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-faq .faq-next-card {
  display: block;
  padding: 20px 22px;
  text-decoration: none;
  background: var(--sand);
  color: var(--ink);
  border-left: 3px solid var(--brick);
  transition: transform 0.18s var(--ease), background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-next-card:hover {
  transform: translateY(-2px);
  background: var(--mist);
  border-left-color: var(--orange);
}

.page-faq .faq-next-kicker {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--brick);
}

.page-faq .faq-next-title {
  display: block;
  margin: 6px 0 4px;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--deep);
}

.page-faq .faq-next-note {
  display: block;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--faq-ink-soft);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-faq .faq-route {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.02fr);
    align-items: center;
  }

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

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-head {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
    align-items: end;
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    align-items: start;
    gap: clamp(28px, 3.6vw, 54px);
  }

  .page-faq .faq-rail {
    position: sticky;
    top: 28px;
  }
}

@media (max-width: 420px) {
  .page-faq .qa-a {
    padding: 14px 14px 16px;
  }

  .page-faq .qa-q {
    padding: 14px 13px;
    grid-template-columns: 30px minmax(0, 1fr) 18px;
    gap: 8px;
  }

  .page-faq .qa-text {
    font-size: 0.95rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq * {
    transition: none !important;
  }
}