.page-faq {
  --faq-line: 1px solid var(--grid);
  --faq-gap: clamp(16px, 2.6vw, 28px);
  --faq-soft: rgba(57, 244, 224, 0.08);
  color: var(--text);
  padding-bottom: clamp(40px, 6vw, 88px);
}

.page-faq .breadcrumb {
  padding: clamp(14px, 2vw, 22px) 0;
  font-size: 13px;
}

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

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

/* ---------- Hero ---------- */
.page-faq .faq-hero {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: 1fr;
  padding-bottom: clamp(28px, 5vw, 56px);
}

.page-faq .faq-hero__copy h1 {
  margin: 10px 0 18px;
  font-size: clamp(32px, 7.2vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.035em;
  font-weight: 800;
  color: #fff;
}

.page-faq .faq-hero__lede {
  max-width: 60ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--steel);
  margin-bottom: 22px;
}

.page-faq .faq-hero__plate {
  position: relative;
  padding: clamp(18px, 3vw, 26px);
  border: var(--faq-line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 88% 0%, rgba(155, 123, 255, 0.18), transparent 58%),
    linear-gradient(160deg, var(--panel), var(--panel-deep));
  overflow: hidden;
}

.page-faq .faq-hero__plate::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(38, 50, 74, 0.55) 0,
    rgba(38, 50, 74, 0.55) 1px,
    transparent 1px,
    transparent 26px
  );
  opacity: 0.5;
  pointer-events: none;
}

.page-faq .plate-label {
  position: relative;
  z-index: 1;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--cyan);
  margin: 0 0 14px;
}

.page-faq .plate-list {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .plate-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  padding-bottom: 9px;
  border-bottom: 1px dashed rgba(38, 50, 74, 0.9);
}

.page-faq .plate-list .num {
  color: var(--violet);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-faq .plate-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.page-faq .plate-stats dt {
  font-size: 11px;
  line-height: 1.4;
  color: var(--steel);
}

.page-faq .plate-stats dd {
  margin: 4px 0 0;
  font-size: clamp(18px, 3vw, 24px);
  color: var(--cyan);
  letter-spacing: -0.02em;
}

/* ---------- 通用区块标题 ---------- */
.page-faq .section-head {
  margin-bottom: clamp(18px, 3vw, 30px);
  padding-bottom: 14px;
  border-bottom: var(--faq-line);
}

.page-faq .section-title {
  font-size: clamp(22px, 3.4vw, 34px);
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: #fff;
  margin: 0 0 8px;
}

.page-faq .section-note {
  margin: 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel);
}

.page-faq .section {
  padding-top: clamp(30px, 5vw, 60px);
}

/* ---------- 快速开始 ---------- */
.page-faq .quick-layout {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: 1fr;
}

.page-faq .quick-steps {
  list-style: none;
  counter-reset: qs;
  margin: 0;
  padding: 0;
}

.page-faq .quick-steps > li {
  counter-increment: qs;
  position: relative;
  padding: 0 0 26px 48px;
  border-left: var(--faq-line);
  margin-left: 18px;
}

.page-faq .quick-steps > li:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-faq .quick-steps > li::before {
  content: counter(qs, decimal-leading-zero);
  position: absolute;
  left: -18px;
  top: -6px;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--cyan);
  background: var(--night);
  border: 1px solid var(--cyan);
  border-radius: var(--radius);
}

.page-faq .quick-steps h3 {
  margin: 0 0 8px;
  font-size: 17px;
  color: #fff;
  letter-spacing: -0.01em;
}

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

.page-faq .quick-figure {
  margin: 0;
  border: var(--faq-line);
  border-radius: var(--radius);
  background: var(--panel-deep);
}

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

.page-faq .media-caption {
  padding: 10px 14px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--steel);
  border-top: var(--faq-line);
}

/* ---------- 教程布局 ---------- */
.page-faq .tutorial-layout {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: 1fr;
}

.page-faq .task-index {
  border: var(--faq-line);
  border-radius: var(--radius);
  background: var(--panel-deep);
  padding: 18px;
}

.page-faq .task-index__label {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .task-index__nav {
  display: grid;
  gap: 2px;
}

.page-faq .task-index__nav a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  padding: 9px 10px;
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 2px;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.page-faq .task-index__nav a .mono {
  font-size: 11px;
  color: var(--violet);
}

.page-faq .task-index__nav a:hover,
.page-faq .task-index__nav a:focus-visible {
  background: var(--faq-soft);
  border-left-color: var(--cyan);
  color: #fff;
  outline: none;
}

.page-faq .task-index__nav a:focus-visible {
  box-shadow: 0 0 0 1px var(--cyan) inset;
}

.page-faq .task-index__foot {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--grid);
  font-size: 11px;
  line-height: 1.6;
  color: var(--steel);
}

.page-faq .tutorial-stack {
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-faq .tut {
  border: var(--faq-line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
}

.page-faq .tut[open] {
  border-color: var(--grid);
  background: linear-gradient(180deg, var(--panel), var(--panel-deep));
}

.page-faq .tut summary {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 46px;
}

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

.page-faq .tut summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 12px;
  font-family: var(--mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
  transition: transform 200ms ease;
}

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

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

.page-faq .tut-no {
  font-size: 12px;
  color: var(--cyan);
  padding: 2px 7px;
  border: 1px solid var(--grid);
  border-radius: 2px;
  background: var(--panel-deep);
}

.page-faq .tut-title {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  line-height: 1.45;
}

.page-faq .tut-body {
  padding: 4px 16px 20px;
  border-top: 1px dashed var(--grid);
}

.page-faq .tut-lede {
  margin: 16px 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--steel);
}

.page-faq .step-list {
  counter-reset: st;
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .step-list > li {
  counter-increment: st;
  position: relative;
  padding-left: 34px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--steel);
}

.page-faq .step-list > li::before {
  content: counter(st, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--steel);
  letter-spacing: 0.04em;
}

.page-faq .step-list strong {
  display: inline-block;
  color: var(--cyan);
  font-weight: 600;
  margin-right: 4px;
}

.page-faq .tip {
  margin-top: 18px;
  padding: 12px 14px;
  border-radius: var(--radius);
  border-left: 3px solid var(--cyan);
  background: rgba(57, 244, 224, 0.07);
}

.page-faq .tip--warn {
  border-left-color: var(--orange);
  background: rgba(255, 122, 26, 0.08);
}

.page-faq .tip-label {
  margin: 0 0 6px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-faq .tip--warn .tip-label {
  color: var(--orange);
}

.page-faq .tip p {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--text);
}

/* ---------- 表格 ---------- */
.page-faq .table-wrap {
  margin-top: 16px;
  overflow-x: auto;
  border: var(--faq-line);
  border-radius: var(--radius);
}

.page-faq .data-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 13px;
}

.page-faq .data-table caption {
  caption-side: top;
  text-align: left;
  padding: 10px 14px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--steel);
  border-bottom: var(--faq-line);
  background: var(--panel-deep);
}

.page-faq .data-table th {
  text-align: left;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cyan);
  background: var(--panel-deep);
  padding: 10px 14px;
  border-bottom: var(--faq-line);
  white-space: nowrap;
}

.page-faq .data-table td {
  padding: 11px 14px;
  line-height: 1.65;
  color: var(--steel);
  border-bottom: 1px solid rgba(38, 50, 74, 0.6);
  vertical-align: top;
}

.page-faq .data-table tbody tr:hover td {
  background: rgba(57, 244, 224, 0.05);
  color: var(--text);
}

.page-faq .data-table td:first-child {
  color: #fff;
  white-space: nowrap;
}

.page-faq .data-table kbd {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--cyan);
  border: 1px solid var(--grid);
  border-bottom-width: 2px;
  border-radius: 3px;
  padding: 1px 6px;
  background: var(--panel-deep);
}

.page-faq .cheatsheet {
  min-width: 460px;
}

/* ---------- 故障排查 ---------- */
.page-faq .trouble-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-faq .trouble-list li {
  padding: 12px 14px;
  border: var(--faq-line);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius);
  background: var(--panel-deep);
}

.page-faq .trouble-q {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
}

.page-faq .trouble-list p:last-child {
  margin: 0;
  font-size: 13px;
  line-height: 1.72;
  color: var(--steel);
}

/* ---------- 联系支持 ---------- */
.page-faq .support-card {
  display: grid;
  gap: var(--faq-gap);
  grid-template-columns: 1fr;
  padding: clamp(20px, 3.4vw, 34px);
  border-radius: var(--radius);
}

.page-faq .support-card h2 {
  margin: 8px 0 14px;
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.page-faq .support-card p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink);
}

.page-faq .support-card .eyebrow {
  color: #4b3a86;
  margin: 0;
}

.page-faq .support-meta {
  font-family: var(--mono);
  font-size: 12px;
  color: #3d4453;
}

.page-faq .support-card .btn--primary {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.page-faq .support-card .btn--ghost {
  color: var(--ink);
  border-color: rgba(21, 26, 35, 0.42);
}

.page-faq .support-card .btn--ghost:hover,
.page-faq .support-card .btn--ghost:focus-visible {
  background: rgba(21, 26, 35, 0.08);
  border-color: var(--ink);
}

.page-faq .support-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-faq .support-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding-bottom: 10px;
  font-size: 14px;
  color: var(--ink);
  border-bottom: 1px dashed rgba(21, 26, 35, 0.28);
}

.page-faq .support-list .mono {
  font-size: 11px;
  color: #4b3a86;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .quick-layout {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
  }

  .page-faq .support-card {
    grid-template-columns: 1.5fr 1fr;
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: start;
    gap: clamp(24px, 4vw, 56px);
  }

  .page-faq .faq-hero__plate {
    position: sticky;
    top: 24px;
  }

  .page-faq .tutorial-layout {
    grid-template-columns: 258px minmax(0, 1fr);
    align-items: start;
    gap: clamp(20px, 3vw, 40px);
  }

  .page-faq .task-index {
    position: sticky;
    top: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .task-index__nav a,
  .page-faq .tut summary::after {
    transition: none;
  }
}
<<<END>>>