.page-faq {
  --faq-hair: rgba(43, 227, 196, 0.16);
  --faq-hair-soft: rgba(43, 227, 196, 0.08);
  padding: 20px 0 88px;
  color: var(--text);
  font-family: var(--font-body);
}

.page-faq .breadcrumb {
  margin-bottom: 20px;
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: 24px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-hero h1 {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(32px, 7vw, 62px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  max-width: 14em;
}

.page-faq .faq-hero .lede {
  max-width: 34em;
  color: var(--text);
}

.page-faq .faq-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-hero-meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--faq-hair);
  border-radius: 999px;
  font-size: 13px;
  color: var(--muted);
}

.page-faq .faq-hero-meta .mono {
  color: var(--cyan);
  font-size: 14px;
}

.page-faq .faq-hero-side {
  position: relative;
  padding: 20px 22px 20px 24px;
  border-radius: var(--radius-l);
  background: var(--ink-1);
  border: 1px solid var(--faq-hair);
}

.page-faq .faq-hero-side::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 22px;
  width: 3px;
  border-radius: 3px;
  background: var(--yellow);
}

.page-faq .faq-side-label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--yellow);
}

.page-faq .faq-side-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

/* ---------- 章节骨架 ---------- */
.page-faq .faq-section {
  margin-top: 64px;
}

.page-faq .faq-section-head {
  margin-bottom: 26px;
}

.page-faq .faq-section-head .eyebrow {
  margin-bottom: 10px;
}

.page-faq .faq-section .lede {
  margin-top: 12px;
  color: var(--muted);
}

/* ---------- 三步走 ---------- */
.page-faq .faq-steps-frame {
  position: relative;
  overflow: hidden;
  padding: 28px 20px;
  border: 1px solid var(--faq-hair);
  border-radius: var(--radius-l);
  background: var(--ink-1);
}

.page-faq .faq-steps-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 26, 21, 0.72) 0%, rgba(10, 26, 21, 0.96) 78%);
  pointer-events: none;
}

.page-faq .faq-step-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-faq .faq-steps {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  position: relative;
  padding-left: 0;
}

.page-faq .faq-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  border: 1px solid var(--cyan-line);
  border-radius: 999px;
  background: var(--ink-2);
  color: var(--cyan);
  font-size: 14px;
}

.page-faq .faq-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.3;
  color: var(--text);
}

.page-faq .faq-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 问答组 ---------- */
.page-faq .faq-qa {
  border-top: 1px solid var(--faq-hair);
}

.page-faq .faq-qa-item {
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-qa-item > summary {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 20px 4px 20px 22px;
  cursor: pointer;
  list-style: none;
  transition: background-color 0.24s var(--ease);
}

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

.page-faq .faq-qa-item > summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 3px;
  border-radius: 3px;
  background: transparent;
  transition: background-color 0.24s var(--ease);
}

.page-faq .faq-qa-item[open] > summary::before {
  background: var(--cyan);
}

.page-faq .faq-qa-item > summary:hover,
.page-faq .faq-qa-item > summary:focus-visible {
  background: var(--faq-hair-soft);
  outline: none;
}

.page-faq .faq-qa-index {
  flex: 0 0 auto;
  padding-top: 2px;
  font-size: 13px;
  color: var(--yellow);
}

.page-faq .faq-qa-q {
  flex: 1 1 auto;
  min-width: 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
  color: var(--text);
}

.page-faq .faq-qa-mark {
  position: relative;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 4px;
}

.page-faq .faq-qa-mark::before,
.page-faq .faq-qa-mark::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  border-radius: 2px;
  transition: transform 0.26s var(--ease), opacity 0.26s var(--ease);
}

.page-faq .faq-qa-mark::before {
  left: 0;
  right: 0;
  top: 8px;
  height: 2px;
}

.page-faq .faq-qa-mark::after {
  top: 0;
  bottom: 0;
  left: 8px;
  width: 2px;
}

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

.page-faq .faq-qa-body {
  padding: 0 4px 26px 22px;
  animation: faq-fade 0.32s var(--ease);
}

@keyframes faq-fade {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-faq .faq-qa-body p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 62ch;
}

.page-faq .faq-qa-body ol {
  counter-reset: faq-step;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-qa-body ol > li {
  counter-increment: faq-step;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.page-faq .faq-qa-body ol > li::before {
  content: counter(faq-step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--cyan);
}

.page-faq .faq-qa-link {
  display: inline-block;
  margin-top: 16px;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--cyan-line);
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
}

.page-faq .faq-qa-link:hover,
.page-faq .faq-qa-link:focus-visible {
  border-bottom-color: var(--cyan);
  outline: none;
}

/* ---------- 编号定位 ---------- */
.page-faq .faq-lookup {
  display: grid;
  gap: 30px;
  padding: 28px 22px;
  border-radius: var(--radius-l);
  background: var(--ink-1);
  border: 1px solid var(--faq-hair);
}

.page-faq .faq-lookup-main {
  min-width: 0;
}

.page-faq .faq-steps-ol {
  counter-reset: lookup;
  display: grid;
  gap: 16px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps-ol > li {
  counter-increment: lookup;
  position: relative;
  padding-left: 44px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-steps-ol > li::before {
  content: counter(lookup);
  position: absolute;
  left: 0;
  top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--cyan-line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.page-faq .faq-steps-ol strong {
  color: var(--text);
  font-weight: 600;
}

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

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

.page-faq .faq-lookup-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 字段说明 ---------- */
.page-faq .faq-fields {
  margin: 0;
  border-top: 1px solid var(--faq-hair);
}

.page-faq .faq-field {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid var(--faq-hair);
}

.page-faq .faq-field dt {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-faq .faq-field dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 公告 ---------- */
.page-faq .faq-notice-list {
  display: grid;
  gap: 16px;
}

.page-faq .faq-notice-item {
  padding: 22px 22px 24px;
  border-radius: var(--radius-l);
  background: var(--ink-2);
  border-left: 3px solid var(--yellow);
}

.page-faq .faq-notice-tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(245, 197, 66, 0.14);
  color: var(--yellow);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-faq .faq-notice-item h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.35;
  color: var(--text);
}

.page-faq .faq-notice-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 排查 ---------- */
.page-faq .faq-trouble {
  display: grid;
  gap: 16px;
}

.page-faq .faq-trouble-card {
  padding: 24px 22px;
  border-radius: var(--radius-l);
  background: var(--ink-1);
  border: 1px solid var(--faq-hair);
}

.page-faq .faq-trouble-num {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 13px;
  color: var(--red);
  letter-spacing: 0.06em;
}

.page-faq .faq-trouble-card h3 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.35;
  color: var(--text);
}

.page-faq .faq-trouble-card ol {
  counter-reset: fix;
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-trouble-card ol > li {
  counter-increment: fix;
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .faq-trouble-card ol > li::before {
  content: counter(fix) ".";
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--cyan);
}

/* ---------- 联系与相关页面 ---------- */
.page-faq .faq-help {
  margin-top: 72px;
  display: grid;
  gap: 30px;
  padding: 30px 22px;
  border-radius: var(--radius-l);
  background: var(--paper);
  color: var(--paper-ink);
}

.page-faq .faq-help .eyebrow {
  color: var(--paper-muted);
}

.page-faq .faq-help .section-title {
  color: var(--paper-ink);
}

.page-faq .faq-help h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.6vw, 34px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.page-faq .faq-help p {
  margin: 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--paper-muted);
}

.page-faq .faq-contact {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid rgba(22, 33, 28, 0.16);
}

.page-faq .faq-contact li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
}

.page-faq .faq-contact-label {
  flex: 0 0 auto;
  min-width: 68px;
  font-size: 13px;
  color: var(--paper-muted);
}

.page-faq .faq-contact strong {
  font-size: 14px;
  font-weight: 500;
  color: var(--paper-ink);
  word-break: break-all;
}

.page-faq .faq-links {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .faq-link-card {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  border-radius: var(--radius-s);
  border: 1px solid rgba(22, 33, 28, 0.18);
  text-decoration: none;
  transition: background-color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-faq .faq-link-card:hover,
.page-faq .faq-link-card:focus-visible {
  background: rgba(22, 33, 28, 0.06);
  border-color: #0E6E5C;
  outline: none;
}

.page-faq .faq-link-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: #0E6E5C;
}

.page-faq .faq-link-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--paper-muted);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq {
    padding-bottom: 104px;
  }

  .page-faq .faq-steps-frame,
  .page-faq .faq-lookup,
  .page-faq .faq-help {
    padding: 36px 32px;
  }

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

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

@media (min-width: 880px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1fr) 262px;
    align-items: end;
    gap: 40px;
    padding-bottom: 48px;
  }

  .page-faq .faq-hero-side {
    margin-bottom: 6px;
  }

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

  .page-faq .faq-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 32px;
    padding-top: 10px;
  }

  .page-faq .faq-steps::before {
    content: "";
    position: absolute;
    left: 22px;
    right: 22px;
    top: 32px;
    height: 1px;
    background: var(--cyan-line);
  }

  .page-faq .faq-step {
    padding-right: 8px;
  }

  .page-faq .faq-step-num {
    position: relative;
    z-index: 1;
  }

  .page-faq .faq-lookup {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    align-items: start;
    gap: 44px;
  }

  .page-faq .faq-field {
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 24px;
    align-items: baseline;
    padding: 16px 0;
  }

  .page-faq .faq-qa-q {
    font-size: 19px;
  }

  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    gap: 44px;
    margin-top: 96px;
    padding: 44px 40px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-qa-body {
    animation: none;
  }

  .page-faq .faq-qa-mark::before,
  .page-faq .faq-qa-mark::after,
  .page-faq .faq-link-card {
    transition: none;
  }
}
<<<END>>>