.page-faq {
  --faq-line: rgba(30, 74, 107, 0.6);
  --faq-soft: rgba(201, 214, 223, 0.16);
  --faq-panel: rgba(13, 43, 74, 0.92);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  position: relative;
  padding-bottom: clamp(38px, 6vw, 76px);
  border-bottom: 1px solid var(--faq-line);
  background-image:
    repeating-linear-gradient(90deg, rgba(30, 74, 107, 0.22) 0 1px, transparent 1px 96px),
    repeating-linear-gradient(0deg, rgba(30, 74, 107, 0.18) 0 1px, transparent 1px 96px);
  background-position: left top;
  overflow: hidden;
}

.page-faq .faq-hero__grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  margin-top: clamp(22px, 3.4vw, 38px);
}

.page-faq .faq-hero__lead h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(34px, 6.4vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--fg);
  text-transform: none;
}

.page-faq .faq-hero__text {
  max-width: 56ch;
  margin: 18px 0 0;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero__panel {
  padding: 20px 20px 22px;
  border-left: 2px solid var(--lime);
}

.page-faq .faq-toc {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-faq .faq-toc li + li {
  margin-top: 1px;
}

.page-faq .faq-toc a {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 10px 2px;
  font-size: 15px;
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px dashed var(--faq-soft);
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-faq .faq-toc a:hover,
.page-faq .faq-toc a:focus-visible {
  color: var(--lime);
  transform: translateX(3px);
}

.page-faq .faq-toc__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.page-faq .faq-hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-metric {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-faq .faq-metric__num {
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
}

.page-faq .faq-metric__label {
  font-size: 11.5px;
  line-height: 1.4;
  color: var(--mist);
}

/* ---------- 通用章节 ---------- */
.page-faq .faq-section {
  padding: clamp(38px, 5.5vw, 76px) 0;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .faq-section--last {
  border-bottom: 0;
}

.page-faq .section-head {
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-faq .section-head__index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--lime);
}

.page-faq .section-head__title {
  margin: 10px 0 10px;
  font-family: var(--font-display);
  font-size: clamp(24px, 3.8vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--fg);
}

.page-faq .section-head__note {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 图片 ---------- */
.page-faq .faq-figure {
  margin: 0;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--faq-line);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

.page-faq .faq-figure__tag {
  position: absolute;
  left: 0;
  bottom: 0;
  max-width: 90%;
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--ink);
  background: var(--lime);
  clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}

/* ---------- 三步上手 ---------- */
.page-faq .faq-quick {
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-faq .faq-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  counter-reset: faqstep;
}

.page-faq .faq-step {
  position: relative;
  padding: 18px 18px 18px 64px;
  background: linear-gradient(175deg, var(--faq-panel), rgba(7, 26, 47, 0.94));
  border: 1px solid var(--faq-line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}

.page-faq .faq-step::before {
  counter-increment: faqstep;
  content: counter(faqstep, decimal-leading-zero);
  position: absolute;
  left: 18px;
  top: 16px;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
  color: var(--lime);
  line-height: 1;
}

.page-faq .faq-step__title {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  color: var(--fg);
}

.page-faq .faq-step__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--mist);
}

/* ---------- 资料下载 ---------- */
.page-faq .faq-dl {
  display: grid;
  gap: clamp(22px, 3.4vw, 36px);
}

.page-faq .faq-dl__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-dl__step {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px dashed var(--faq-soft);
}

.page-faq .faq-dl__no {
  flex: none;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--orange);
  padding-top: 3px;
  letter-spacing: 0.06em;
}

.page-faq .faq-dl__title {
  margin: 0 0 5px;
  font-size: 16.5px;
  font-weight: 600;
  color: var(--fg);
}

.page-faq .faq-dl__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--mist);
}

.page-faq .faq-dl__packs {
  padding: 20px;
  align-self: start;
}

.page-faq .faq-packs {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.page-faq .faq-pack {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 10px;
  font-size: 14px;
  color: var(--fg);
  background: rgba(30, 74, 107, 0.28);
  border-left: 2px solid var(--lime);
}

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

.page-faq .faq-dl__note {
  margin: 16px 0 18px;
  font-size: 14px;
  line-height: 1.76;
  color: var(--mist);
}

/* ---------- 直播面板 ---------- */
.page-faq .faq-live {
  display: grid;
  gap: clamp(22px, 3.4vw, 38px);
}

.page-faq .faq-live__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-live__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.8px;
  line-height: 1.78;
  color: var(--mist);
}

.page-faq .faq-live__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 8px;
  height: 2px;
  background: var(--lime);
}

.page-faq .faq-live__list strong {
  color: var(--fg);
  font-weight: 600;
}

.page-faq .faq-live__tips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.page-faq .faq-live__note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--faq-line);
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 筛选 ---------- */
.page-faq .faq-filter {
  display: grid;
  gap: 12px;
}

.page-faq .faq-filter__card {
  position: relative;
  padding: 18px 18px 18px 20px;
  background: var(--faq-panel);
  border: 1px solid var(--faq-line);
  border-top: 2px solid var(--cyan);
}

.page-faq .faq-filter__title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
}

.page-faq .faq-filter__card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist);
}

.page-faq .faq-filter__history {
  padding: 22px;
  margin-top: clamp(20px, 3vw, 30px);
  border-left: 2px solid var(--orange);
}

.page-faq .faq-filter__history p {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-faq .faq-filter__link {
  margin-top: 18px;
}

/* ---------- 问答 ---------- */
.page-faq .faq-groups {
  display: grid;
  gap: clamp(24px, 3.5vw, 40px);
}

.page-faq .faq-group__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 6px;
  padding-bottom: 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
  border-bottom: 2px solid var(--lime);
}

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

.page-faq .faq-item summary {
  position: relative;
  padding: 14px 36px 14px 0;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--fg);
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 12px;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--lime);
}

.page-faq .faq-item[open] summary::after {
  content: "–";
  color: var(--orange);
}

.page-faq .faq-item summary:hover,
.page-faq .faq-item summary:focus-visible {
  color: var(--lime);
}

.page-faq .faq-item[open] summary {
  color: var(--lime);
}

.page-faq .faq-item p {
  margin: 0 0 16px;
  padding: 12px 16px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
  background: rgba(30, 74, 107, 0.2);
  border-left: 2px solid var(--cyan);
}

.page-faq .faq-item p a {
  color: var(--lime);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 人工支持 ---------- */
.page-faq .faq-support {
  padding: clamp(20px, 3vw, 30px);
  border-left: 2px solid var(--lime);
}

.page-faq .faq-support__list {
  display: grid;
  gap: 16px;
  margin: 0;
}

.page-faq .faq-support__item dt {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  margin-bottom: 5px;
}

.page-faq .faq-support__item dd {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--fg);
  word-break: break-word;
}

.page-faq .faq-support__item dd a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(182, 255, 59, 0.4);
}

.page-faq .faq-support__item dd a:hover {
  border-bottom-color: var(--lime);
}

.page-faq .faq-support__note {
  margin: 22px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--faq-line);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-faq .faq-filter {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-faq .faq-support__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 28px;
  }

  .page-faq .faq-support__item--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .page-faq .faq-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-faq .faq-quick {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

  .page-faq .faq-dl {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-faq .faq-live {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }

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

  .page-faq .faq-filter {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq .faq-groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
    column-gap: clamp(28px, 4vw, 56px);
  }
}
<<<END>>>