.page-faq {
  --faq-index-w: 208px;
  --faq-radius: 14px;
  padding-bottom: 64px;
}

.page-faq .faq-wrap {
  padding-top: 16px;
}

/* 面包屑 */
.page-faq .faq-crumbs {
  margin: 0 0 22px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.page-faq .faq-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line);
}

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

.page-faq .faq-crumbs a:hover {
  color: var(--orange-soft);
}

.page-faq .faq-crumbs [aria-current="page"] {
  color: var(--text);
}

/* 首屏 */
.page-faq .faq-hero {
  position: relative;
  display: grid;
  gap: 30px;
  padding: 6px 0 42px;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  top: -48px;
  left: -16px;
  right: -16px;
  height: 340px;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(58% 78% at 16% 0%, rgba(255, 106, 43, 0.18), transparent 72%),
    radial-gradient(46% 66% at 94% 10%, rgba(46, 230, 168, 0.1), transparent 72%);
}

.page-faq .faq-hero > * {
  position: relative;
  z-index: 1;
}

.page-faq .faq-hero__intro > .eyebrow {
  margin-bottom: 12px;
}

.page-faq h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 7.2vw, 54px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-faq .faq-hero__lead {
  margin: 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-faq .eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mint);
}

/* 快捷问题 */
.page-faq .faq-quick {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
}

.page-faq .faq-quick__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 15px 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(17, 42, 61, 0.55);
  color: var(--text);
  text-decoration: none;
  transition: transform 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-quick__item:hover,
.page-faq .faq-quick__item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--orange);
}

.page-faq .faq-quick__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-faq .faq-quick__q {
  font-size: 14px;
  line-height: 1.5;
}

.page-faq .faq-quick__more {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mint);
}

/* 三步路径 */
.page-faq .faq-steps {
  counter-reset: step;
  display: grid;
  gap: 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-steps li {
  counter-increment: step;
  position: relative;
  padding: 14px 16px 14px 58px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(17, 42, 61, 0.92), rgba(11, 29, 44, 0.92));
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

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

.page-faq .faq-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 16px;
  top: 13px;
  font-family: var(--font-mono);
  font-size: 19px;
  line-height: 1;
  color: var(--orange);
}

.page-faq .faq-steps--compact li {
  padding-top: 12px;
  padding-bottom: 12px;
}

.page-faq .faq-steps--compact li::before {
  top: 12px;
  font-size: 17px;
}

/* 图片 */
.page-faq .faq-hero__figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  overflow: hidden;
  background: var(--ink-700);
}

.page-faq .faq-figure {
  margin: 20px 0 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--ink-700);
}

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

.page-faq .media-frame__caption {
  padding: 9px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  border-top: 1px solid var(--line);
}

/* 主体两栏 */
.page-faq .faq-body {
  display: grid;
  gap: 22px;
}

/* 索引 */
.page-faq .faq-index__title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-faq .faq-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-faq .faq-index__list li {
  flex: 0 0 auto;
}

.page-faq .faq-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(11, 29, 44, 0.78);
  color: var(--text-dim);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-faq .faq-index__link:hover,
.page-faq .faq-index__link:focus-visible {
  color: var(--text);
  border-color: var(--orange-soft);
}

.page-faq .faq-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--orange);
}

/* 章节 */
.page-faq .faq-sec {
  margin: 0 0 20px;
  padding: 22px 18px 24px;
  border: 1px solid var(--line);
  border-radius: var(--faq-radius);
  background: var(--ink-800);
  scroll-margin-top: 84px;
}

.page-faq .faq-sec__head {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 14px;
}

.page-faq .sec-num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 28px;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--orange);
}

.page-faq .faq-sec h2 {
  margin: 5px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3.4vw, 29px);
  line-height: 1.28;
  letter-spacing: 0.01em;
  color: var(--text);
}

.page-faq .faq-sec__lead {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* 分类标签 */
.page-faq .faq-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

/* 字段说明 */
.page-faq .faq-fieldset h3 {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.page-faq .faq-fields {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 0;
}

.page-faq .faq-fields > div {
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(17, 42, 61, 0.5);
}

.page-faq .faq-fields dt {
  margin-bottom: 5px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--mint);
}

.page-faq .faq-fields dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-faq .faq-fields--files dt {
  color: var(--orange-soft);
}

.page-faq .faq-status {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

/* 折叠问答 */
.page-faq .faq-qa-list {
  display: grid;
  gap: 10px;
  margin-top: 20px;
}

.page-faq .faq-qa {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--ink-700);
  overflow: hidden;
}

.page-faq .faq-qa > summary {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 14px 16px;
  list-style: none;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--text);
  transition: background 0.18s var(--ease);
}

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

.page-faq .faq-qa > summary::before {
  content: "Q";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--orange);
}

.page-faq .faq-qa > summary::after {
  content: "+";
  margin-left: auto;
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--mint);
}

.page-faq .faq-qa[open] > summary {
  background: rgba(255, 106, 43, 0.08);
}

.page-faq .faq-qa[open] > summary::after {
  content: "\2212";
}

.page-faq .faq-qa__a {
  margin: 0;
  padding: 0 16px 16px 40px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-dim);
}

/* 数据条 */
.page-faq .faq-stats {
  display: grid;
  gap: 16px;
  margin: 4px 0 0;
}

.page-faq .faq-stat__label {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-dim);
}

.page-faq .faq-stat__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--mint);
}

.page-faq .faq-stat .data-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.page-faq .faq-stat .data-bar__track {
  height: 6px;
  border-radius: 999px;
  background: var(--ink-700);
  overflow: hidden;
}

.page-faq .faq-stat .data-bar__fill {
  height: 100%;
  width: var(--fill, 0%);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--mint-deep), var(--mint));
}

.page-faq .faq-stat .data-bar__value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--mint);
}

/* 联系信息 */
.page-faq .faq-contact {
  display: grid;
  gap: 10px;
  margin: 0;
}

.page-faq .faq-contact > div {
  padding: 14px 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(17, 42, 61, 0.5);
}

.page-faq .faq-contact dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.page-faq .faq-contact dd {
  margin: 7px 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  word-break: break-word;
}

/* 操作按钮 */
.page-faq .faq-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-faq .faq-actions .btn {
  text-decoration: none;
}

/* 窄屏到中等屏 */
@media (min-width: 560px) {
  .page-faq .faq-quick {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

@media (min-width: 720px) {
  .page-faq .faq-sec {
    padding: 28px 28px 30px;
  }

  .page-faq .sec-num {
    font-size: 38px;
  }

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

/* 桌面双栏 */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: start;
    gap: 44px;
    padding-bottom: 52px;
  }

  .page-faq .faq-hero__figure {
    margin-top: 8px;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-body {
    grid-template-columns: var(--faq-index-w) minmax(0, 1fr);
    gap: 46px;
    align-items: start;
  }

  .page-faq .faq-index {
    position: sticky;
    top: 88px;
  }

  .page-faq .faq-index__list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-index__link {
    display: flex;
    width: 100%;
    border-radius: 10px;
    white-space: normal;
    align-items: flex-start;
    line-height: 1.5;
  }

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

@media (min-width: 1200px) {
  .page-faq {
    --faq-index-w: 232px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-quick__item,
  .page-faq .faq-qa > summary {
    transition: none;
  }

  .page-faq .faq-quick__item:hover {
    transform: none;
  }
}
<<<END>>>

.page-faq {
  --fill: currentColor;
}