.page-faq {
  background: var(--ink-black);
  color: var(--text-body);
  padding-bottom: clamp(3rem, 8vw, 6rem);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-intro {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--hairline);
  background:
    radial-gradient(1100px 420px at 88% -10%, rgba(59, 255, 158, 0.14), transparent 62%),
    radial-gradient(760px 340px at 6% 110%, rgba(60, 140, 255, 0.12), transparent 60%),
    var(--ink-black);
}

.page-faq .faq-intro__grid {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
  grid-template-columns: 1fr;
  padding-block: clamp(2.5rem, 7vw, 5rem);
  align-items: end;
}

.page-faq .faq-intro__lead .label {
  margin: 1.25rem 0 0.75rem;
}

.page-faq .faq-intro__lead h1 {
  margin: 0;
  font-size: clamp(2rem, 5.6vw, 4.1rem);
  font-weight: 250;
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-faq .faq-intro__lede {
  margin: 1.15rem 0 0;
  max-width: 46ch;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.85;
  color: var(--text-soft);
}

.page-faq .faq-intro__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
}

.page-faq .stat-tile {
  border: 1px solid var(--hairline);
  border-radius: 4px;
  background: var(--graphite);
  padding: 0.9rem 0.85rem 1rem;
}

.page-faq .stat-tile__label {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--fog);
}

.page-faq .stat-tile__value {
  margin: 0.45rem 0 0;
  font-size: 0.95rem;
  color: var(--paper);
  font-weight: 600;
}

.page-faq .stat-tile__value .num {
  font-family: var(--stack-mono);
  font-size: clamp(1.5rem, 3.4vw, 2rem);
  font-weight: 600;
  color: var(--neon);
  line-height: 1;
  margin-right: 0.15em;
}

/* ---------- 主体骨架 ---------- */
.page-faq .guide-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-top: clamp(1.75rem, 5vw, 3rem);
}

/* ---------- 左侧步骤索引 ---------- */
.page-faq .step-rail__inner > .label {
  margin: 0 0 0.6rem;
}

.page-faq .step-rail__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.7rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .step-rail__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: var(--graphite);
  color: var(--text-soft);
  font-size: 0.82rem;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-faq .step-rail__link:hover,
.page-faq .step-rail__link:focus-visible {
  border-color: var(--neon);
  color: var(--neon);
  outline: none;
}

.page-faq .step-rail__num {
  font-family: var(--stack-mono);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--neon);
}

/* ---------- 章节通用 ---------- */
.page-faq .guide-stream {
  min-width: 0;
}

.page-faq .guide-step {
  position: relative;
  padding-block: clamp(2.25rem, 6vw, 3.75rem);
  border-top: 1px solid var(--hairline);
  scroll-margin-top: 6rem;
}

.page-faq .guide-step:first-child {
  border-top: none;
  padding-top: 0.5rem;
}

.page-faq .guide-step__head {
  max-width: 62ch;
}

.page-faq .guide-step__num {
  display: inline-block;
  font-family: var(--stack-mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--neon);
}

.page-faq .guide-step__title {
  margin: 0.55rem 0 0;
  font-size: clamp(1.45rem, 3.4vw, 2.25rem);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-faq .guide-step__lede {
  margin: 0.85rem 0 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-faq .guide-step__text {
  margin: 1.4rem 0 0;
  max-width: 68ch;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-faq .guide-step a {
  color: var(--volt);
  text-underline-offset: 3px;
}

.page-faq .guide-step a:hover,
.page-faq .guide-step a:focus-visible {
  color: var(--neon);
}

/* ---------- 01 准备 ---------- */
.page-faq .prep-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.75rem;
}

.page-faq .prep-card {
  border: 1px solid var(--hairline);
  border-top: 2px solid var(--neon);
  border-radius: 3px;
  background: var(--graphite);
  padding: 1.1rem 1.15rem 1.3rem;
}

.page-faq .prep-card:nth-child(2) {
  border-top-color: var(--volt);
}

.page-faq .prep-card:nth-child(3) {
  border-top-color: var(--amber);
}

.page-faq .prep-card__key {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .prep-card__text {
  margin: 0.55rem 0 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--fog);
}

/* ---------- 02 三步流程 ---------- */
.page-faq .flow-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 1.9rem;
}

.page-faq .flow {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .flow__item {
  position: relative;
  padding: 0 0 2.25rem 3.3rem;
}

.page-faq .flow__item::after {
  content: "";
  position: absolute;
  left: 1.06rem;
  top: 2.6rem;
  bottom: 0.35rem;
  width: 1px;
  background: linear-gradient(180deg, var(--hairline), transparent);
}

.page-faq .flow__item:last-child {
  padding-bottom: 0;
}

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

.page-faq .flow__index {
  position: absolute;
  left: 0;
  top: 0;
  width: 2.15rem;
  height: 2.15rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--neon);
  border-radius: 50%;
  background: var(--deep-green);
  font-family: var(--stack-mono);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--neon);
}

.page-faq .flow__title {
  margin: 0.2rem 0 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .flow__text {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-faq .flow__done {
  display: inline-block;
  margin: 0.75rem 0 0;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(59, 255, 158, 0.35);
  border-radius: 3px;
  background: rgba(59, 255, 158, 0.07);
  font-size: 0.76rem;
  line-height: 1.5;
  color: var(--neon);
}

.page-faq .flow-figure {
  align-self: start;
}

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

/* ---------- 03 常见卡点 ---------- */
.page-faq .snag-list {
  margin-top: 1.75rem;
}

.page-faq .snag {
  border: 1px solid var(--hairline);
  border-radius: 3px;
  background: var(--graphite);
  margin-bottom: 0.7rem;
  overflow: hidden;
}

.page-faq .snag[open] {
  border-color: rgba(59, 255, 158, 0.38);
}

.page-faq .snag__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  cursor: pointer;
  list-style: none;
  font-size: 0.96rem;
  font-weight: 700;
  color: var(--paper);
}

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

.page-faq .snag__summary:focus-visible {
  outline: 1px solid var(--neon);
  outline-offset: -3px;
}

.page-faq .snag__icon {
  position: relative;
  flex: 0 0 14px;
  width: 14px;
  height: 14px;
}

.page-faq .snag__icon::before,
.page-faq .snag__icon::after {
  content: "";
  position: absolute;
  background: var(--neon);
  transition: transform 0.25s var(--ease);
}

.page-faq .snag__icon::before {
  top: 50%;
  left: 0;
  width: 100%;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .snag__icon::after {
  left: 50%;
  top: 0;
  width: 2px;
  height: 100%;
  transform: translateX(-50%);
}

.page-faq .snag[open] .snag__icon::after {
  transform: translateX(-50%) scaleY(0);
}

.page-faq .snag__body {
  padding: 0 1.15rem 1.15rem;
  border-top: 1px solid var(--hairline);
  padding-top: 0.9rem;
}

.page-faq .snag__body p {
  margin: 0 0 0.6rem;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--fog);
}

.page-faq .snag__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 04 赛程与栏目 ---------- */
.page-faq .browse-table {
  margin-top: 1.5rem;
}

.page-faq .note {
  margin-top: 1rem;
  font-size: 0.8rem;
  line-height: 1.8;
  color: var(--fog);
}

/* ---------- 05 核对与导出 ---------- */
.page-faq .export-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 1.75rem;
}

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

.page-faq .export-steps__item {
  display: flex;
  gap: 0.9rem;
  padding: 0 0 1.35rem;
  border-bottom: 1px solid var(--hairline);
  margin-bottom: 1.35rem;
}

.page-faq .export-steps__item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.page-faq .export-steps__num {
  flex: 0 0 1.9rem;
  height: 1.9rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--hairline);
  border-radius: 3px;
  background: var(--ink-black);
  font-family: var(--stack-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--amber);
}

.page-faq .export-steps__title {
  margin: 0.15rem 0 0;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .export-steps__text {
  margin: 0.45rem 0 0;
  font-size: 0.88rem;
  line-height: 1.8;
  color: var(--fog);
}

.page-faq .export-figure {
  align-self: start;
}

/* ---------- 06 人工协助 ---------- */
.page-faq .guide-step--help {
  border-top-color: rgba(59, 255, 158, 0.4);
  background: linear-gradient(180deg, rgba(11, 42, 31, 0.55), transparent 72%);
  margin-inline: calc(var(--gutter) * -0.5);
  padding-inline: calc(var(--gutter) * 0.5);
  border-radius: 4px;
}

.page-faq .help-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.9rem;
  margin-top: 1.75rem;
}

.page-faq .help-card {
  border: 1px solid var(--hairline);
  border-radius: 3px;
  background: var(--graphite);
  padding: 1.1rem 1.15rem 1.25rem;
}

.page-faq .help-card--accent {
  border-color: rgba(59, 255, 158, 0.4);
  background: var(--deep-green);
}

.page-faq .help-card__label {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--fog);
}

.page-faq .help-card__value {
  margin: 0.5rem 0 0;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--paper);
  word-break: break-all;
}

.page-faq .help-card__value.num {
  font-family: var(--stack-mono);
  letter-spacing: 0.02em;
  color: var(--neon);
}

.page-faq .help-card__note {
  margin: 0.6rem 0 0;
  font-size: 0.82rem;
  line-height: 1.75;
  color: var(--fog);
}

.page-faq .help-card__link {
  display: inline-block;
  margin-top: 0.85rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 255, 158, 0.45);
  padding-bottom: 2px;
}

.page-faq .help-card__link:hover,
.page-faq .help-card__link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

/* ---------- 尾部导航 ---------- */
.page-faq .guide-tail {
  margin-top: clamp(2rem, 5vw, 3rem);
  padding-top: clamp(1.75rem, 4vw, 2.5rem);
  border-top: 1px solid var(--hairline);
}

.page-faq .guide-tail__title {
  margin: 0;
  font-size: clamp(1.15rem, 2.6vw, 1.5rem);
  font-weight: 300;
  color: var(--paper);
}

.page-faq .guide-tail__links {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.page-faq .tail-link {
  display: block;
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--hairline);
  border-left: 2px solid var(--volt);
  border-radius: 3px;
  background: var(--graphite);
  text-decoration: none;
  transition: border-left-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-faq .tail-link:hover,
.page-faq .tail-link:focus-visible {
  border-left-color: var(--neon);
  transform: translateX(3px);
  outline: none;
}

.page-faq .tail-link__label {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--paper);
}

.page-faq .tail-link__text {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--fog);
}

/* ---------- 桌面端 ---------- */
@media (min-width: 720px) {
  .page-faq .prep-grid,
  .page-faq .help-grid,
  .page-faq .guide-tail__links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-faq .faq-intro__grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
  }
}

@media (min-width: 900px) {
  .page-faq .guide-layout {
    grid-template-columns: minmax(190px, 230px) minmax(0, 1fr);
    gap: clamp(2.5rem, 5vw, 4.5rem);
  }

  .page-faq .step-rail__inner {
    position: sticky;
    top: 6.5rem;
  }

  .page-faq .step-rail__list {
    flex-direction: column;
    gap: 0;
    overflow: visible;
    padding: 0;
    border-left: 1px solid var(--hairline);
  }

  .page-faq .step-rail__link {
    border: none;
    border-left: 2px solid transparent;
    border-radius: 0;
    background: none;
    margin-left: -1px;
    padding: 0.7rem 0 0.7rem 0.95rem;
    font-size: 0.88rem;
    white-space: normal;
    line-height: 1.5;
  }

  .page-faq .step-rail__link:hover,
  .page-faq .step-rail__link:focus-visible {
    border-left-color: var(--neon);
  }

  .page-faq .guide-step::before {
    content: "";
    position: absolute;
    left: -1.5rem;
    top: clamp(2.25rem, 6vw, 3.75rem);
    bottom: clamp(2.25rem, 6vw, 3.75rem);
    width: 2px;
    background: var(--neon);
    opacity: 0;
    transition: opacity 0.3s var(--ease);
  }

  .page-faq .guide-step:target::before {
    opacity: 1;
  }

  .page-faq .guide-step:first-child::before {
    top: 0.5rem;
  }
}

@media (min-width: 960px) {
  .page-faq .flow-layout {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(2rem, 4vw, 3.25rem);
    align-items: start;
  }

  .page-faq .export-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.25rem);
    align-items: start;
  }

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

@media (min-width: 1080px) {
  .page-faq .guide-tail__links {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .step-rail__link,
  .page-faq .snag__icon::before,
  .page-faq .snag__icon::after,
  .page-faq .tail-link,
  .page-faq .guide-step::before {
    transition: none;
  }

  .page-faq .tail-link:hover,
  .page-faq .tail-link:focus-visible {
    transform: none;
  }
}
<<<END>>>