.page-faq {
  --faq-rail: 268px;
  --faq-gap: clamp(24px, 3.4vw, 56px);
  --faq-pad: clamp(18px, 2.6vw, 32px);
  background: var(--chalk);
  color: var(--ink);
  padding-bottom: clamp(48px, 8vw, 96px);
}

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

.page-faq .breadcrumbs {
  padding-top: 16px;
  padding-bottom: 14px;
  font-size: 13px;
  color: var(--concrete-mid);
}

.page-faq .breadcrumbs a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--mist);
}

.page-faq .breadcrumbs a:hover,
.page-faq .breadcrumbs a:focus-visible {
  border-bottom-color: var(--signal);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  background: var(--ink);
  color: var(--chalk);
  padding: clamp(26px, 4.6vw, 60px) 0 clamp(34px, 5vw, 72px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: var(--pitch);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 6px;
  background-image: linear-gradient(90deg, var(--pitch) 0 38%, var(--whistle) 38% 70%, var(--signal) 70% 100%);
}

.page-faq .faq-hero-inner {
  display: grid;
  gap: clamp(26px, 4vw, 48px);
}

.page-faq .faq-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 6px 13px;
  background: var(--pitch);
  color: var(--paper);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-faq .faq-kicker .mono {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--whistle);
}

.page-faq .faq-hero h1 {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px, 6.4vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.02em;
}

.page-faq .faq-lede {
  margin: 20px 0 0;
  max-width: 48ch;
  color: var(--mist);
  font-size: clamp(15px, 1.6vw, 17.5px);
  line-height: 1.8;
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-status {
  align-self: end;
  border-left: 4px solid var(--whistle);
  background: var(--concrete-dark);
  padding: var(--faq-pad);
}

.page-faq .faq-status-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--chalk);
}

.page-faq .faq-status-row .mono {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--paper);
}

.page-faq .faq-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 auto;
  background: var(--whistle);
  box-shadow: 0 0 0 3px rgba(255, 210, 63, 0.22);
}

.page-faq .faq-status-note {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(201, 206, 201, 0.28);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 索引 + 正文骨架 ---------- */
.page-faq .faq-shell {
  display: grid;
  gap: var(--faq-gap);
  margin-top: clamp(26px, 4vw, 52px);
}

.page-faq .faq-index {
  background: var(--paper);
  border: var(--line);
  padding: 16px 18px 14px;
}

.page-faq .faq-index-title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--concrete-mid);
}

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

.page-faq .faq-index-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 8px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: border-color 140ms ease, background-color 140ms ease;
}

.page-faq .faq-index-list a .mono {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12px;
  color: var(--pitch);
}

.page-faq .faq-index-list a:hover {
  border-left-color: var(--signal);
  background: var(--chalk);
}

.page-faq .faq-index-list a:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 1px;
  box-shadow: 0 0 0 4px var(--whistle);
}

.page-faq .faq-body {
  min-width: 0;
}

.page-faq .faq-section {
  scroll-margin-top: 96px;
  padding-top: clamp(26px, 3.6vw, 44px);
}

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

.page-faq .faq-section + .faq-section {
  border-top: var(--line);
}

.page-faq .faq-section .section-index {
  color: var(--pitch);
  letter-spacing: 0.14em;
}

.page-faq .faq-section .section-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(24px, 3.4vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-faq .faq-section .section-lede {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--concrete-dark);
}

/* ---------- 操作路径提示 ---------- */
.page-faq .faq-path {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin: 20px 0 0;
  padding: 12px 16px;
  background: var(--concrete-dark);
  color: var(--chalk);
  font-size: 13.5px;
  line-height: 1.7;
}

.page-faq .faq-path .mono {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--whistle);
}

/* ---------- 三步流程 ---------- */
.page-faq .faq-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: faq-step;
}

.page-faq .faq-step {
  background: var(--paper);
  border: var(--line);
  border-top: 3px solid var(--pitch);
  padding: 18px 18px 20px;
}

.page-faq .faq-step-num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 28px;
  line-height: 1;
  color: var(--pitch);
}

.page-faq .faq-step h3 {
  margin: 12px 0 8px;
  font-size: 17px;
  line-height: 1.45;
  font-weight: 700;
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--concrete-dark);
}

.page-faq .faq-figure {
  margin: 22px 0 0;
}

.page-faq .faq-figure img {
  width: 100%;
  object-fit: cover;
}

/* ---------- 更新节奏时间轴 ---------- */
.page-faq .faq-timeline {
  list-style: none;
  margin: 22px 0 0;
  padding: 0 0 0 20px;
  display: grid;
  gap: 18px;
  border-left: 2px solid var(--mist);
}

.page-faq .faq-timeline-item {
  position: relative;
}

.page-faq .faq-timeline-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 5px;
  width: 12px;
  height: 12px;
  background: var(--signal);
}

.page-faq .faq-time {
  display: inline-block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--ink);
  background: var(--whistle);
  padding: 3px 9px;
}

.page-faq .faq-timeline-item h3 {
  margin: 10px 0 6px;
  font-size: 16.5px;
  line-height: 1.45;
}

.page-faq .faq-timeline-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--concrete-dark);
}

.page-faq .faq-note {
  margin: 20px 0 0;
  padding: 12px 16px;
  border-left: 3px solid var(--pitch);
  background: var(--paper);
  font-size: 14px;
  line-height: 1.75;
  color: var(--concrete-dark);
}

/* ---------- 字段表 ---------- */
.page-faq .faq-table-wrap {
  margin-top: 20px;
  overflow-x: auto;
  background: var(--paper);
  border: var(--line);
}

.page-faq .faq-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14.5px;
}

.page-faq .faq-table th {
  background: var(--concrete-dark);
  color: var(--chalk);
  text-align: left;
  padding: 12px 16px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  font-weight: 700;
  white-space: nowrap;
}

.page-faq .faq-table td {
  padding: 13px 16px;
  border-top: 1px solid var(--mist);
  line-height: 1.75;
  vertical-align: top;
  color: var(--concrete-dark);
}

.page-faq .faq-table td:first-child {
  font-weight: 700;
  color: var(--pitch-deep);
  white-space: nowrap;
}

.page-faq .faq-table tbody tr:nth-child(even) {
  background: var(--chalk);
}

/* ---------- 手机端规格带 ---------- */
.page-faq .faq-specs {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.page-faq .faq-spec {
  background: var(--pitch-deep);
  color: var(--chalk);
  padding: 16px 18px;
  border-left: 3px solid var(--whistle);
}

.page-faq .faq-spec-value {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 24px;
  line-height: 1.2;
  color: var(--paper);
}

.page-faq .faq-spec p {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-mobile-grid {
  margin-top: 16px;
}

.page-faq .faq-mobile-grid .panel-body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--concrete-dark);
}

.page-faq .faq-mobile-grid .kbd {
  background: var(--ink);
  color: var(--whistle);
  padding: 1px 7px;
  font-family: var(--font-mono);
  font-size: 12.5px;
}

/* ---------- 常见问题折叠 ---------- */
.page-faq .faq-list {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.page-faq .faq-item {
  background: var(--paper);
  border: var(--line);
  border-left: 3px solid var(--mist);
}

.page-faq .faq-item[open] {
  border-left-color: var(--signal);
}

.page-faq .faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.55;
  list-style: none;
}

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

.page-faq .faq-q-index {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12.5px;
  color: var(--pitch);
  padding-top: 2px;
}

.page-faq .faq-item summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 18px;
  line-height: 1;
  color: var(--pitch);
}

.page-faq .faq-item[open] summary::after {
  content: "–";
  color: var(--signal);
}

.page-faq .faq-item summary:hover {
  background: var(--chalk);
}

.page-faq .faq-item summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: -3px;
  box-shadow: inset 0 0 0 3px var(--whistle);
}

.page-faq .faq-answer {
  padding: 0 18px 18px 18px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--concrete-dark);
}

.page-faq .faq-answer p {
  margin: 0;
}

.page-faq .faq-figure-mobile {
  max-width: 420px;
}

/* ---------- 联系与反馈 ---------- */
.page-faq .faq-contact-card {
  margin-top: 20px;
  padding: clamp(22px, 4vw, 44px);
  background: var(--pitch-deep);
  color: var(--chalk);
  border-left: 6px solid var(--signal);
}

.page-faq .faq-contact-kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--whistle);
}

.page-faq .faq-contact-card h2 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.25;
}

.page-faq .faq-contact-card > p {
  margin: 12px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-faq .faq-contact-note {
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid rgba(201, 206, 201, 0.3);
  font-size: 13px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-contact-note a {
  color: var(--whistle);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 210, 63, 0.6);
}

.page-faq .faq-contact-note a:hover,
.page-faq .faq-contact-note a:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 响应式 ---------- */
@media (max-width: 959px) {
  .page-faq .faq-index-list {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 8px;
    padding-bottom: 6px;
  }

  .page-faq .faq-index-list li {
    flex: 0 0 auto;
  }

  .page-faq .faq-index-list a {
    border-left: none;
    border: 1px solid var(--mist);
    padding: 8px 12px;
    white-space: nowrap;
  }

  .page-faq .faq-index-list a:hover,
  .page-faq .faq-index-list a:focus-visible {
    border-color: var(--signal);
    background: var(--chalk);
  }
}

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

@media (min-width: 760px) {
  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-shell {
    grid-template-columns: var(--faq-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 104px;
  }
}
<<<END>>>