.page-faq {
  --faq-line: rgba(0, 229, 204, 0.28);
  --faq-step-line: rgba(10, 108, 255, 0.42);
  position: relative;
}

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

/* ---------- 首屏框景 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-top: clamp(18px, 3vw, 34px);
  background:
    linear-gradient(180deg, rgba(3, 43, 47, 0.85) 0%, rgba(7, 11, 18, 0) 70%),
    repeating-linear-gradient(90deg, var(--grid) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, var(--grid) 0 1px, transparent 1px 72px);
}

.page-faq .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--steel);
}

.page-faq .crumbs a {
  color: var(--steel);
  text-decoration: none;
}

.page-faq .crumbs a:hover,
.page-faq .crumbs a:focus-visible {
  color: var(--cyan);
}

.page-faq .hero-frame {
  position: relative;
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  padding: clamp(20px, 4vw, 44px);
  border: 1px solid var(--line);
  background: linear-gradient(155deg, rgba(11, 27, 51, 0.94), rgba(7, 11, 18, 0.9));
  overflow: hidden;
}

.page-faq .hero-frame::before,
.page-faq .hero-frame::after {
  content: "";
  position: absolute;
  width: 56px;
  height: 56px;
  pointer-events: none;
}

.page-faq .hero-frame::before {
  top: 0;
  left: 0;
  border-top: 2px solid var(--cyan);
  border-left: 2px solid var(--cyan);
}

.page-faq .hero-frame::after {
  right: 0;
  bottom: 0;
  border-right: 2px solid var(--blue);
  border-bottom: 2px solid var(--blue);
}

.page-faq .hero-copy h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(30px, 6vw, 58px);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-faq .hero-lead {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
  color: var(--white);
  opacity: 0.88;
}

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

.page-faq .hero-meta {
  display: grid;
  gap: 10px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--steel);
}

.page-faq .hero-meta .num {
  display: inline-block;
  min-width: 74px;
  margin-right: 8px;
  font-family: var(--font-num);
  font-style: italic;
  font-size: 17px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: 0.02em;
}

.page-faq .hero-figure {
  margin: 0;
  align-self: start;
  border: 1px solid var(--line-cyan);
}

.page-faq .hero-figure img {
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 三问分流 ---------- */
.page-faq .triage {
  padding-top: clamp(36px, 5vw, 64px);
}

.page-faq .section-lead {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel);
}

.page-faq .triage-grid {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.page-faq .triage-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 24px 22px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  background: linear-gradient(140deg, rgba(11, 27, 51, 0.9), rgba(7, 11, 18, 0.85));
  color: var(--white);
  text-decoration: none;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), background 0.3s var(--ease);
}

.page-faq .triage-card--wine {
  border-left-color: var(--wine);
}

.page-faq .triage-card--indigo {
  border-left-color: var(--indigo);
}

.page-faq .triage-card:hover,
.page-faq .triage-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--line-cyan);
  border-left-color: var(--cyan);
  background: linear-gradient(140deg, rgba(10, 108, 255, 0.24), rgba(7, 11, 18, 0.92));
}

.page-faq .triage-index {
  font-family: var(--font-num);
  font-style: italic;
  font-size: 30px;
  font-weight: 700;
  line-height: 1;
  color: rgba(0, 229, 204, 0.55);
}

.page-faq .triage-card h3 {
  margin: 0;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.page-faq .triage-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .triage-go {
  margin-top: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.04em;
}

/* ---------- 主体两栏 ---------- */
.page-faq .faq-body {
  display: grid;
  gap: clamp(28px, 4vw, 48px);
  padding-bottom: clamp(40px, 6vw, 80px);
}

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

.page-faq .step-block {
  padding-top: clamp(34px, 5vw, 60px);
}

.page-faq .step-block .section-title {
  font-size: clamp(24px, 3.4vw, 38px);
}

/* ---------- 编号步骤卡 ---------- */
.page-faq .step-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .step-card {
  position: relative;
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 16px;
  padding: 20px 20px 20px 16px;
  border: 1px solid var(--line-soft);
  background: rgba(11, 27, 51, 0.72);
}

.page-faq .step-card::after {
  content: "";
  position: absolute;
  left: 41px;
  bottom: -14px;
  width: 1px;
  height: 14px;
  background: var(--faq-step-line);
}

.page-faq .step-card:last-child::after {
  display: none;
}

.page-faq .step-num {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  font-family: var(--font-num);
  font-style: italic;
  font-size: 26px;
  font-weight: 700;
  color: var(--black);
  background: var(--cyan);
  clip-path: polygon(0 0, 100% 0, 100% 74%, 74% 100%, 0 100%);
}

.page-faq .step-list--wine .step-num {
  color: var(--white);
  background: var(--wine);
}

.page-faq .step-body h3 {
  margin: 2px 0 8px;
  font-size: 18px;
  font-weight: 800;
  color: var(--white);
}

.page-faq .step-body p {
  margin: 0 0 8px;
  font-size: 14.5px;
  line-height: 1.75;
  color: rgba(244, 248, 255, 0.82);
}

.page-faq .step-tip {
  padding-left: 12px;
  border-left: 2px solid var(--amber);
  font-size: 13.5px;
  color: var(--amber) !important;
}

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

/* ---------- 报错示意框 ---------- */
.page-faq .error-frame {
  margin-top: 24px;
  border: 1px solid var(--line-cyan);
  background: rgba(3, 43, 47, 0.6);
}

.page-faq .error-frame__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(7, 11, 18, 0.7);
}

.page-faq .error-frame__bar .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--steel);
  opacity: 0.5;
}

.page-faq .error-frame__bar .dot:first-child {
  background: var(--wine);
  opacity: 1;
}

.page-faq .error-frame__url {
  margin-left: auto;
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel);
}

.page-faq .error-frame__body {
  padding: 20px 18px;
}

.page-faq .error-frame__code {
  margin: 0 0 8px;
  font-family: var(--font-num);
  font-style: italic;
  font-size: 18px;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-faq .error-frame__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(244, 248, 255, 0.8);
}

/* ---------- 快照 ---------- */
.page-faq .snapshot-block {
  padding-top: clamp(34px, 5vw, 60px);
}

.page-faq .snapshot-grid {
  display: grid;
  gap: 20px;
  margin-top: 26px;
}

.page-faq .snapshot-panel {
  padding: 20px 18px 22px;
  border: 1px solid var(--line);
  background: linear-gradient(165deg, rgba(11, 27, 51, 0.96), rgba(3, 43, 47, 0.9));
}

.page-faq .snapshot-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.page-faq .snapshot-update {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--steel);
}

.page-faq .snapshot-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.page-faq .snapshot-table th,
.page-faq .snapshot-table td {
  padding: 11px 8px;
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
  color: var(--white);
}

.page-faq .snapshot-table th {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--steel);
  text-transform: uppercase;
  border-bottom: 1px solid var(--line-cyan);
}

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

.page-faq .snapshot-table .num {
  font-family: var(--font-num);
  font-style: italic;
  font-size: 19px;
  font-weight: 700;
  color: var(--amber);
  font-variant-numeric: tabular-nums;
}

.page-faq .trend {
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-faq .trend--up {
  color: var(--cyan);
}

.page-faq .trend--down {
  color: #ff7a90;
}

.page-faq .trend--flat {
  color: var(--steel);
}

.page-faq .snapshot-foot {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .snapshot-panel .btn-row {
  margin-top: 18px;
}

.page-faq .snapshot-figure {
  margin: 0;
  border: 1px solid var(--line-cyan);
}

.page-faq .snapshot-figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ---------- 反馈 ---------- */
.page-faq .feedback-block {
  padding-top: clamp(34px, 5vw, 60px);
}

.page-faq .feedback-grid {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.page-faq .feedback-panel {
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: rgba(11, 27, 51, 0.9);
}

.page-faq .feedback-aside {
  padding: 22px 20px;
  border: 1px solid var(--line-cyan);
}

.page-faq .feedback-title {
  margin: 0 0 16px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--white);
}

.page-faq .material-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .material-item {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 10px;
  align-items: start;
  padding: 10px 12px;
  border: 1px solid var(--line-soft);
  background: rgba(7, 11, 18, 0.5);
  cursor: pointer;
  transition: border-color 0.25s var(--ease), background 0.25s var(--ease);
}

.page-faq .material-item:hover {
  border-color: var(--line-cyan);
}

.page-faq .material-check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-faq .material-box {
  position: relative;
  display: block;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border: 1px solid var(--line-cyan);
  background: rgba(0, 229, 204, 0.06);
}

.page-faq .material-check:checked + .material-box {
  background: var(--cyan);
  border-color: var(--cyan);
}

.page-faq .material-check:checked + .material-box::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border-right: 2px solid var(--black);
  border-bottom: 2px solid var(--black);
  transform: rotate(40deg);
}

.page-faq .material-check:focus-visible + .material-box {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-faq .material-text {
  font-size: 13.5px;
  line-height: 1.7;
  color: rgba(244, 248, 255, 0.85);
}

.page-faq .material-text strong {
  color: var(--white);
  font-weight: 700;
}

.page-faq .feedback-note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--steel);
}

.page-faq .feedback-aside .contact-item {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .feedback-aside .contact-label {
  display: block;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--steel);
}

.page-faq .feedback-aside .contact-value {
  display: block;
  margin-top: 3px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--white);
  word-break: break-word;
}

.page-faq .feedback-aside .btn {
  margin-top: 16px;
}

/* ---------- 问答 ---------- */
.page-faq .qa-block {
  padding-top: clamp(34px, 5vw, 60px);
}

.page-faq .qa-list {
  margin-top: 24px;
  display: grid;
  gap: 10px;
}

.page-faq .qa-item {
  border: 1px solid var(--line-soft);
  border-left: 2px solid var(--faq-line);
  background: rgba(11, 27, 51, 0.66);
}

.page-faq .qa-item[open] {
  border-left-color: var(--cyan);
  background: rgba(11, 27, 51, 0.92);
}

.page-faq .qa-item summary {
  position: relative;
  padding: 15px 44px 15px 16px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--white);
  cursor: pointer;
  list-style: none;
}

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

.page-faq .qa-item summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-num);
  font-size: 22px;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .qa-item[open] summary::after {
  content: "−";
}

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

.page-faq .qa-item p {
  margin: 0;
  padding: 0 16px 18px;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 248, 255, 0.82);
}

.page-faq .qa-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}

.page-faq .qa-foot p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

.page-faq .qa-foot a {
  color: var(--cyan);
}

/* ---------- 右侧固定栏 ---------- */
.page-faq .faq-aside {
  min-width: 0;
}

.page-faq .aside-stick {
  display: grid;
  gap: 14px;
}

.page-faq .aside-card {
  padding: 18px 18px 20px;
  border: 1px solid var(--line-soft);
  background: rgba(11, 27, 51, 0.86);
}

.page-faq .aside-card--snapshot {
  border-color: var(--line-cyan);
  background: linear-gradient(160deg, rgba(10, 108, 255, 0.28), rgba(3, 43, 47, 0.92));
}

.page-faq .aside-label {
  margin: 0 0 8px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-faq .aside-big {
  margin: 0;
  font-family: var(--font-num);
  font-style: italic;
  font-size: 56px;
  font-weight: 700;
  line-height: 0.95;
  color: var(--amber);
}

.page-faq .aside-desc {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(244, 248, 255, 0.8);
}

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

.page-faq .aside-nav a {
  display: block;
  padding: 8px 0;
  font-size: 13.5px;
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
}

.page-faq .aside-nav li:last-child a {
  border-bottom: 0;
}

.page-faq .aside-nav a:hover,
.page-faq .aside-nav a:focus-visible {
  color: var(--cyan);
}

.page-faq .aside-contact {
  margin: 8px 0 0;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--white);
  word-break: break-all;
}

.page-faq .aside-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
  letter-spacing: 0.03em;
}

.page-faq .aside-link:hover,
.page-faq .aside-link:focus-visible {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-faq .triage-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .page-faq .hero-meta .num {
    display: block;
    margin: 0 0 2px;
  }
}

@media (min-width: 900px) {
  .page-faq .hero-frame {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }

  .page-faq .snapshot-grid {
    grid-template-columns: 1.3fr 0.7fr;
    align-items: start;
  }

  .page-faq .feedback-grid {
    grid-template-columns: 1.35fr 0.65fr;
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-body {
    grid-template-columns: minmax(0, 1fr) 300px;
    align-items: start;
  }

  .page-faq .aside-stick {
    position: sticky;
    top: 96px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .triage-card,
  .page-faq .material-item {
    transition: none;
  }

  .page-faq .triage-card:hover,
  .page-faq .triage-card:focus-visible {
    transform: none;
  }
}
<<<PAGE_CSS_END>>>