.page-faq {
  --faq-line: rgba(168, 180, 196, 0.2);
  --faq-line-strong: rgba(168, 180, 196, 0.36);
  --faq-radius: 10px;
  --faq-card-bg: var(--panel);
  padding-top: calc(var(--head-h) + 36px);
  padding-bottom: 88px;
}

.page-faq .faq-wrap {
  display: flex;
  flex-direction: column;
  gap: 56px;
}

.page-faq .breadcrumb {
  margin-bottom: -32px;
  font-size: 13px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 28px;
  padding: 28px 0 0;
  border-top: 2px solid var(--rock);
}

.page-faq .faq-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(30px, 6.4vw, 52px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 10px 0 16px;
}

.page-faq .faq-br {
  display: none;
}

.page-faq .faq-lede {
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 62ch;
  margin: 0 0 24px;
}

.page-faq .faq-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-hero-aside {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  align-content: start;
}

.page-faq .faq-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 14px;
  background: var(--faq-card-bg);
  border: 2px solid var(--rock);
  border-radius: var(--faq-radius);
  box-shadow: var(--shadow);
}

.page-faq .faq-stat .num {
  font-family: var(--font-num);
  font-size: 40px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-faq .faq-stat-label {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-faq .faq-stat--cyan { border-top-color: var(--cyan); }
.page-faq .faq-stat--cyan .num { color: var(--cyan); }
.page-faq .faq-stat--violet { border-top-color: var(--violet); }
.page-faq .faq-stat--violet .num { color: var(--violet); }
.page-faq .faq-stat--amber { border-top-color: var(--amber); }
.page-faq .faq-stat--amber .num { color: var(--amber); }
.page-faq .faq-stat--moss { border-top-color: var(--moss); }
.page-faq .faq-stat--moss .num { color: var(--ok); }

/* ---------- 区块通用 ---------- */
.page-faq .faq-sec-head {
  margin-bottom: 22px;
}

.page-faq .faq-sec-head .section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(22px, 4vw, 34px);
  line-height: 1.22;
  color: var(--paper);
  margin: 8px 0 10px;
}

.page-faq .faq-sec-lede {
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 64ch;
  margin: 0;
}

.page-faq .faq-figure {
  margin: 0 0 24px;
  border: 2px solid var(--rock);
  border-radius: var(--faq-radius);
  overflow: hidden;
  background: var(--faq-card-bg);
  box-shadow: var(--shadow);
}

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

.page-faq .faq-figure figcaption {
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
  padding: 12px 16px;
  border-top: 1px solid var(--faq-line);
}

/* ---------- 四步路径 ---------- */
.page-faq .faq-step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .step-card {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 18px 18px 16px;
  background: var(--faq-card-bg);
  border: 2px solid var(--rock);
  border-left-width: 6px;
  border-radius: var(--faq-radius);
  box-shadow: var(--shadow);
}

.page-faq .step-card--1 { border-left-color: var(--cyan); }
.page-faq .step-card--2 { border-left-color: var(--violet); }
.page-faq .step-card--3 { border-left-color: var(--amber); }
.page-faq .step-card--4 { border-left-color: var(--ok); }

.page-faq .step-num {
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  padding-top: 4px;
  color: var(--mist);
  letter-spacing: 0.04em;
}

.page-faq .step-card--1 .step-num { color: var(--cyan); }
.page-faq .step-card--2 .step-num { color: var(--violet); }
.page-faq .step-card--3 .step-num { color: var(--amber); }
.page-faq .step-card--4 .step-num { color: var(--ok); }

.page-faq .step-body h3 {
  font-family: var(--font-body);
  font-size: 17px;
  font-weight: 600;
  color: var(--paper);
  margin: 0 0 8px;
}

.page-faq .step-body p {
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--mist);
  margin: 0 0 8px;
}

.page-faq .step-meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--moss);
  border-top: 1px dashed var(--faq-line);
  padding-top: 8px;
  margin-bottom: 0 !important;
}

.page-faq .faq-steps-note {
  margin: 18px 0 0;
  padding: 14px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
  background: rgba(94, 122, 90, 0.16);
  border-left: 4px solid var(--moss);
  border-radius: 0 var(--faq-radius) var(--faq-radius) 0;
}

/* ---------- 搜索 ---------- */
.page-faq .faq-search {
  padding: 18px;
  background: var(--faq-card-bg);
  border: 2px solid var(--rock);
  border-radius: var(--faq-radius);
  box-shadow: var(--shadow);
  margin-bottom: 22px;
}

.page-faq .faq-search-label {
  display: block;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 10px;
}

.page-faq .faq-search-field {
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 2px solid var(--rock);
  padding-bottom: 10px;
}

.page-faq .faq-search-field input {
  flex: 1 1 auto;
  min-width: 0;
  background: transparent;
  border: 0;
  outline: none;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  padding: 4px 0;
}

.page-faq .faq-search-field input::placeholder {
  color: rgba(168, 180, 196, 0.6);
}

.page-faq .faq-search-field:focus-within {
  border-bottom-color: var(--cyan);
}

.page-faq .faq-search-tag {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  border: 1px solid rgba(47, 243, 224, 0.4);
  border-radius: 999px;
  padding: 3px 10px;
}

.page-faq .faq-search-hint {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 分类轨道与问答 ---------- */
.page-faq .faq-tabs {
  display: block;
}

.page-faq .faq-tablist {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 18px;
  scrollbar-width: thin;
}

.page-faq .faq-tablist .tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--mist);
  background: var(--panel);
  border: 2px solid var(--rock);
  border-radius: 999px;
  padding: 9px 16px;
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-faq .faq-tablist .tab .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--rock);
  filter: brightness(2.4);
}

.page-faq .faq-tablist .tab:hover {
  color: var(--paper);
  border-color: var(--faq-line-strong);
}

.page-faq .faq-tablist .tab[aria-selected="true"] {
  color: var(--ink);
  background: var(--violet);
  border-color: var(--violet);
}

.page-faq .faq-tablist .tab[aria-selected="true"] .mono {
  color: rgba(7, 11, 24, 0.7);
  filter: none;
}

.page-faq .faq-tablist .tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .faq-panel[hidden] {
  display: none;
}

.page-faq .faq-q {
  background: var(--faq-card-bg);
  border: 2px solid var(--rock);
  border-radius: var(--faq-radius);
  margin-bottom: 12px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.page-faq .faq-q[open] {
  border-color: var(--faq-line-strong);
  box-shadow: var(--shadow);
}

.page-faq .faq-q summary {
  list-style: none;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 15px 16px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--paper);
}

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

.page-faq .faq-q summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
  border-radius: var(--faq-radius);
}

.page-faq .faq-q-sign {
  position: relative;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 3px;
  border: 1.5px solid var(--cyan);
  border-radius: 3px;
  transition: transform 0.2s ease;
}

.page-faq .faq-q-sign::before,
.page-faq .faq-q-sign::after {
  content: "";
  position: absolute;
  background: var(--cyan);
}

.page-faq .faq-q-sign::before {
  left: 3px;
  right: 3px;
  top: 50%;
  height: 1.5px;
  transform: translateY(-50%);
}

.page-faq .faq-q-sign::after {
  top: 3px;
  bottom: 3px;
  left: 50%;
  width: 1.5px;
  transform: translateX(-50%);
}

.page-faq .faq-q[open] .faq-q-sign {
  transform: rotate(45deg);
  border-color: var(--violet);
}

.page-faq .faq-q[open] .faq-q-sign::before,
.page-faq .faq-q[open] .faq-q-sign::after {
  background: var(--violet);
}

.page-faq .faq-q-body {
  padding: 0 16px 16px 44px;
  border-top: 1px solid var(--faq-line);
  margin-top: 2px;
  padding-top: 14px;
}

.page-faq .faq-q-body p {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
  margin: 0 0 10px;
}

.page-faq .faq-q-prep {
  font-family: var(--font-mono);
  font-size: 12px !important;
  letter-spacing: 0.02em;
  color: var(--terracotta) !important;
  border-left: 3px solid var(--terracotta);
  padding-left: 10px;
}

.page-faq .faq-q-link {
  font-size: 13px !important;
  color: var(--mist);
  margin-bottom: 0 !important;
}

.page-faq .faq-q-link a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 224, 0.4);
}

.page-faq .faq-q-link a:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 版本分支 ---------- */
.page-faq .faq-vergrid {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-faq .ver-card {
  position: relative;
  padding: 14px 14px 14px 16px;
  background: var(--faq-card-bg);
  border: 2px solid var(--rock);
  border-radius: var(--faq-radius);
}

.page-faq .ver-card--now {
  border-color: var(--amber);
  background: rgba(255, 176, 32, 0.08);
}

.page-faq .ver-id {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
  margin-bottom: 6px;
}

.page-faq .ver-card--now .ver-id {
  color: var(--amber);
}

.page-faq .ver-card h3 {
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--paper);
  margin: 0 0 6px;
}

.page-faq .ver-card p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
  margin: 0;
}

.page-faq .faq-inline-cta {
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
  margin: 0;
  padding: 14px 18px;
  border: 1px dashed var(--faq-line-strong);
  border-radius: var(--faq-radius);
}

.page-faq .faq-inline-cta a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 224, 0.4);
}

.page-faq .faq-inline-cta a:hover {
  color: var(--paper);
}

/* ---------- 设备 ---------- */
.page-faq .faq-device-grid {
  display: grid;
  gap: 14px;
}

.page-faq .device-card {
  padding: 20px 18px;
  background: var(--faq-card-bg);
  border: 2px solid var(--rock);
  border-top-width: 6px;
  border-radius: var(--faq-radius);
  box-shadow: var(--shadow);
}

.page-faq .device-card--cyan { border-top-color: var(--cyan); }
.page-faq .device-card--violet { border-top-color: var(--violet); }
.page-faq .device-card--amber { border-top-color: var(--amber); }

.page-faq .device-card h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  color: var(--paper);
  margin: 0 0 12px;
}

.page-faq .device-card ul {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .device-card li {
  position: relative;
  padding-left: 16px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

.page-faq .device-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  background: var(--rock);
  filter: brightness(1.8);
  border-radius: 1px;
}

.page-faq .device-tip {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--paper);
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--faq-line);
}

/* ---------- 账号与栏目卡点 ---------- */
.page-faq .faq-acc-grid {
  display: grid;
  gap: 12px;
}

.page-faq .acc-item {
  padding: 18px;
  background: var(--panel);
  border: 2px solid var(--rock);
  border-radius: var(--faq-radius);
}

.page-faq .acc-item h3 {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-body);
  font-size: 15.5px;
  font-weight: 600;
  color: var(--paper);
  margin: 0 0 12px;
}

.page-faq .acc-dot {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.page-faq .acc-dot--warn { background: var(--warn); }
.page-faq .acc-dot--cyan { background: var(--cyan); }
.page-faq .acc-dot--violet { background: var(--violet); }
.page-faq .acc-dot--moss { background: var(--ok); }

.page-faq .acc-item p {
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
  margin: 0 0 7px;
}

.page-faq .acc-first { color: var(--paper) !important; }

.page-faq .acc-last {
  margin-bottom: 0 !important;
  padding-top: 7px;
  border-top: 1px dashed var(--faq-line);
  color: var(--terracotta) !important;
}

/* ---------- 高频问题 ---------- */
.page-faq .faq-toplist {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
  display: grid;
  gap: 0;
  border-top: 2px solid var(--rock);
}

.page-faq .faq-toplist li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 4px;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .top-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-faq .faq-toplist p {
  margin: 0;
  font-size: 14.5px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--paper);
}

.page-faq .faq-toplist p span {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  font-weight: 400;
  color: var(--mist);
}

/* ---------- 反馈 ---------- */
.page-faq .faq-contact {
  display: grid;
  gap: 20px;
  padding: 24px 20px;
  background: linear-gradient(160deg, rgba(139, 92, 246, 0.14), rgba(14, 26, 47, 0.9) 62%);
  border: 2px solid var(--rock);
  border-radius: var(--faq-radius);
  box-shadow: var(--shadow);
}

.page-faq .faq-contact-lede {
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
  max-width: 62ch;
  margin: 0 0 18px;
}

.page-faq .faq-contact-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
}

.page-faq .faq-contact-list .contact-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-contact-list .contact-key {
  flex: 0 0 48px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-faq .faq-contact-list .contact-value {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  word-break: break-all;
}

.page-faq .faq-contact-list a.contact-value:hover {
  color: var(--cyan);
}

.page-faq .faq-contact-list .copy-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  background: transparent;
  border: 1px solid rgba(47, 243, 224, 0.45);
  border-radius: 999px;
  padding: 3px 10px;
  cursor: pointer;
}

.page-faq .faq-contact-list .copy-btn:hover {
  background: rgba(47, 243, 224, 0.12);
}

.page-faq .faq-contact-list .copy-status {
  font-size: 11px;
  color: var(--ok);
}

.page-faq .faq-contact-aside {
  padding: 18px;
  background: rgba(7, 11, 24, 0.62);
  border: 2px solid var(--rock);
  border-radius: var(--faq-radius);
}

.page-faq .faq-contact-aside h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--paper);
  margin: 0 0 12px;
}

.page-faq .faq-contact-aside ul {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-contact-aside li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-contact-aside li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 2px;
  background: var(--amber);
}

.page-faq .faq-contact-btn {
  display: inline-block;
  margin-bottom: 12px;
}

.page-faq .faq-contact-links {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-faq .faq-contact-links a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(47, 243, 224, 0.4);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-faq .faq-vergrid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

  .page-faq .faq-device-grid .device-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-faq {
    padding-top: calc(var(--head-h) + 48px);
  }

  .page-faq .faq-wrap {
    gap: 72px;
  }

  .page-faq .faq-br {
    display: inline;
  }

  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 40px;
    align-items: start;
    padding-top: 34px;
  }

  .page-faq .faq-hero-aside {
    gap: 14px;
  }

  .page-faq .faq-steps-grid {
    display: grid;
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 32px;
    align-items: start;
  }

  .page-faq .faq-figure {
    margin-bottom: 0;
    position: sticky;
    top: calc(var(--head-h) + 24px);
  }

  .page-faq .faq-figure--wide {
    position: static;
    margin-bottom: 22px;
  }

  .page-faq .faq-tabs {
    display: grid;
    grid-template-columns: 226px minmax(0, 1fr);
    gap: 32px;
    align-items: start;
  }

  .page-faq .faq-tablist {
    position: sticky;
    top: calc(var(--head-h) + 24px);
    flex-direction: column;
    align-items: stretch;
    overflow: visible;
    margin-bottom: 0;
    padding-bottom: 0;
    gap: 6px;
    border-left: 2px solid var(--rock);
    padding-left: 12px;
  }

  .page-faq .faq-tablist .tab {
    border-radius: 0 6px 6px 0;
    justify-content: space-between;
    padding: 11px 14px;
  }

  .page-faq .faq-tablist .tab[aria-selected="true"] {
    box-shadow: var(--shadow);
  }

  .page-faq .faq-vergrid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-faq .faq-device-grid .device-card:last-child {
    grid-column: auto;
  }

  .page-faq .faq-contact {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 32px;
    padding: 32px 28px;
  }
}

@media (min-width: 1100px) {
  .page-faq .faq-stat .num {
    font-size: 46px;
  }

  .page-faq .faq-q summary {
    font-size: 15.5px;
    padding: 17px 20px;
  }

  .page-faq .faq-q-body {
    padding: 14px 20px 18px 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-q-sign,
  .page-faq .faq-q,
  .page-faq .faq-tablist .tab {
    transition: none;
  }
}
<<<END>>>
<<<END>>>