.page-faq {
  --faq-surface: var(--paper);
  --faq-ring: var(--paper);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  background: var(--forest);
  color: var(--paper);
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 clamp(2.75rem, 6vw, 4.5rem);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(216, 182, 120, 0.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(216, 182, 120, 0.07) 1px, transparent 1px);
  background-size: 68px 68px;
  pointer-events: none;
}

.page-faq .faq-hero .container {
  position: relative;
}

.page-faq .faq-hero .breadcrumb-link,
.page-faq .faq-hero .breadcrumb-current {
  color: var(--on-dark-soft);
}

.page-faq .faq-hero .breadcrumb-link:hover {
  color: var(--gold);
}

.page-faq .faq-hero .eyebrow {
  color: var(--gold);
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

.page-faq .faq-hero-grid {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}

.page-faq .faq-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 5.2vw, 3.2rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--paper);
  margin: 0.65rem 0 1rem;
}

.page-faq .faq-hero .lede {
  max-width: 35rem;
  margin: 0 0 1.75rem;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--on-dark);
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.page-faq .faq-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.15rem 1.25rem;
  margin: 2.25rem 0 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--hair-gold);
}

.page-faq .faq-stat dt {
  margin-bottom: 0.35rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--on-dark-soft);
}

.page-faq .faq-stat dd {
  margin: 0;
  font-size: 1.3rem;
  line-height: 1.4;
  color: var(--gold);
}

.page-faq .faq-hero-figure {
  margin: 0;
}

.page-faq .faq-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-organic);
  background: var(--forest-2);
}

.page-faq .faq-hero-figure .media-caption {
  margin-top: 0.85rem;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--on-dark-soft);
}

/* ---------- 页内目录 ---------- */
.page-faq .faq-toc {
  background: var(--forest-2);
  border-top: 1px solid rgba(216, 182, 120, 0.24);
}

.page-faq .faq-toc-list {
  display: flex;
  gap: 0.35rem;
  margin: 0;
  padding: 0.7rem 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-faq .faq-toc-list::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-toc-list li {
  flex: none;
}

.page-faq .faq-toc-list a {
  display: block;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  font-size: 0.84rem;
  color: var(--on-dark);
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-toc-list a:hover,
.page-faq .faq-toc-list a:focus-visible {
  background: rgba(216, 182, 120, 0.16);
  color: var(--gold);
}

/* ---------- 通用区块 ---------- */
.page-faq .faq-block {
  padding: clamp(2.75rem, 6vw, 5rem) 0;
}

.page-faq .faq-block--paper {
  background: var(--paper);
}

.page-faq .faq-block--sand {
  background: var(--sand);
}

.page-faq .faq-block--forest {
  background: var(--forest);
  color: var(--paper);
}

.page-faq .faq-sub {
  max-width: 44rem;
  margin: 0.85rem 0 0;
  font-size: 0.97rem;
  line-height: 1.78;
  color: var(--slate);
}

.page-faq .faq-block--forest .section-title {
  color: var(--paper);
}

.page-faq .faq-block--forest .faq-sub {
  color: var(--on-dark);
}

/* ---------- 排查路径 ---------- */
.page-faq .route-track {
  display: grid;
  gap: 2rem;
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.page-faq .route-node {
  position: relative;
  padding-top: 2.6rem;
}

.page-faq .route-node::before {
  content: "";
  position: absolute;
  top: 0.95rem;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--line-strong);
}

.page-faq .route-node::after {
  content: "";
  position: absolute;
  top: 0.62rem;
  left: 0;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 5px var(--faq-ring);
}

.page-faq .route-node--last::after {
  background: var(--amber);
}

.page-faq .route-num {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--moss);
}

.page-faq .route-node h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--forest);
}

.page-faq .route-node p {
  margin: 0 0 0.9rem;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--ink);
}

/* ---------- 排查步骤 ---------- */
.page-faq .step-stack {
  display: grid;
  gap: 0.85rem;
  margin-top: 2.5rem;
}

.page-faq .step {
  background: var(--paper);
  border-left: 3px solid var(--line-strong);
  border-radius: 4px 20px 4px 20px;
  transition: border-color 0.22s ease;
}

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

.page-faq .step summary {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1.1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--forest);
}

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

.page-faq .step summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: -2px;
}

.page-faq .step-index {
  flex: none;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--sand);
  color: var(--forest);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.page-faq .step-title {
  flex: 1 1 auto;
  min-width: 0;
}

.page-faq .step-chev {
  flex: none;
  width: 9px;
  height: 9px;
  margin-left: auto;
  border-right: 2px solid var(--moss);
  border-bottom: 2px solid var(--moss);
  transform: rotate(45deg);
  transition: transform 0.22s ease;
}

.page-faq .step[open] .step-chev {
  transform: rotate(225deg);
}

.page-faq .step-body {
  padding: 0 1.15rem 1.3rem;
}

.page-faq .step-body p {
  margin: 0 0 0.8rem;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--ink);
}

.page-faq .step-body ul {
  margin: 0 0 0.9rem;
  padding-left: 1.1rem;
}

.page-faq .step-body li {
  margin-bottom: 0.45rem;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-faq .step-body a {
  color: var(--forest);
  text-decoration: underline;
  text-decoration-color: var(--hair-gold);
  text-underline-offset: 3px;
}

.page-faq .step-check {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
  margin: 0;
  padding-top: 0.8rem;
  border-top: 1px dashed var(--line-strong);
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--moss);
}

/* ---------- 换设备登录 ---------- */
.page-faq .faq-split {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  align-items: start;
}

.page-faq .faq-split-text p {
  margin: 1rem 0 0;
  font-size: 0.97rem;
  line-height: 1.82;
  color: var(--ink);
}

.page-faq .device-steps {
  display: grid;
  gap: 1.05rem;
  margin: 1.6rem 0;
  padding: 0;
  list-style: none;
}

.page-faq .device-steps li {
  display: grid;
  grid-template-columns: 1.9rem minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
}

.page-faq .device-step-num {
  display: grid;
  place-items: center;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  background: var(--mist);
  color: var(--forest-deep);
  font-size: 0.78rem;
  font-weight: 600;
}

.page-faq .device-steps p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--ink);
}

.page-faq .faq-note {
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--gold);
  border-radius: 0 14px 14px 0;
  background: var(--sand);
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .faq-split-figure {
  margin: 0;
}

.page-faq .faq-split-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px 26px 6px 26px;
  background: var(--sand);
}

.page-faq .faq-split-figure .media-caption {
  margin-top: 0.85rem;
  font-size: 0.8rem;
  line-height: 1.65;
  color: var(--slate);
}

/* ---------- 入口更新时间 ---------- */
.page-faq .update-grid {
  display: grid;
  gap: 2.25rem;
  align-items: start;
}

.page-faq .faq-block--forest .eyebrow {
  color: var(--gold);
}

.page-faq .update-lead .btn {
  margin-top: 1.5rem;
}

.page-faq .update-checks {
  display: grid;
  gap: 1.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .update-checks li {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: 0.9rem;
  align-items: start;
  padding-top: 1.15rem;
  border-top: 1px solid var(--hair-gold);
}

.page-faq .update-checks li:first-child {
  padding-top: 0;
  border-top: none;
}

.page-faq .update-checks .mono {
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-faq .update-checks p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--on-dark);
}

/* ---------- 分类索引 ---------- */
.page-faq .tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 2rem 0 1.6rem;
}

.page-faq .tab {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--sand);
  color: var(--forest);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-faq .tab:hover {
  border-color: var(--forest);
}

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

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

.page-faq .tab-count {
  font-size: 0.74rem;
  font-weight: 500;
  opacity: 0.72;
}

.page-faq .index-list {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .index-list li {
  padding: 1.15rem 1.25rem;
  border-left: 2px solid var(--mist);
  border-radius: 4px 18px 4px 18px;
  background: var(--sand);
}

.page-faq .index-list h3 {
  margin: 0 0 0.45rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--forest);
}

.page-faq .index-list p {
  margin: 0 0 0.55rem;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--ink);
}

.page-faq .index-meta {
  font-size: 0.76rem;
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- 联系 ---------- */
.page-faq .contact-cards {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.page-faq .contact-card {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: 1.4rem 1.3rem;
  border: 1px solid var(--line);
  border-radius: 4px 20px 4px 20px;
  background: var(--paper);
}

.page-faq .contact-label {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--moss);
}

.page-faq .contact-value {
  font-size: 1.02rem;
  line-height: 1.5;
  color: var(--forest);
  text-decoration: none;
  word-break: break-word;
}

.page-faq .contact-value:hover {
  color: var(--amber);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .contact-value--text {
  font-weight: 600;
}

.page-faq .contact-desc {
  flex: 1 1 auto;
  margin: 0 0 0.4rem;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--slate);
}

.page-faq .contact-card .copy-btn {
  align-self: flex-start;
}

.page-faq .contact-tail {
  margin: 1.75rem 0 0;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .contact-tail a {
  color: var(--forest);
  text-decoration: underline;
  text-decoration-color: var(--hair-gold);
  text-underline-offset: 3px;
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-faq .faq-hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .step-body {
    padding-left: 4.3rem;
  }

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

@media (min-width: 900px) {
  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-faq .route-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.75rem;
  }

  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  }

  .page-faq .update-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 3.5rem;
  }

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

@media (min-width: 1080px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.8fr);
    gap: 4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .step,
  .page-faq .step-chev,
  .page-faq .tab,
  .page-faq .faq-toc-list a {
    transition: none;
  }
}