.page-faq {
  --faq-card: rgba(11, 18, 48, .66);
  --faq-line-soft: rgba(154, 167, 199, .16);
  padding-bottom: 96px;
}

/* ============ 首屏 ============ */
.page-faq .faq-hud {
  position: relative;
  padding: 10px 0 46px;
  overflow: hidden;
}

.page-faq .faq-hud::before,
.page-faq .faq-hud::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

.page-faq .faq-hud::before {
  width: 460px;
  height: 460px;
  top: -240px;
  right: -120px;
  background: radial-gradient(circle, rgba(139, 92, 255, .38), rgba(139, 92, 255, 0) 68%);
}

.page-faq .faq-hud::after {
  width: 340px;
  height: 340px;
  bottom: -220px;
  left: -140px;
  background: radial-gradient(circle, rgba(34, 224, 214, .26), rgba(34, 224, 214, 0) 70%);
}

.page-faq .faq-hud .container {
  position: relative;
  z-index: 1;
}

.page-faq .crumbs {
  margin-bottom: 22px;
}

.page-faq .faq-hud h1 {
  max-width: 720px;
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(34px, 7vw, 60px);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper);
  text-shadow: 0 0 26px rgba(34, 224, 214, .28);
}

.page-faq .faq-hud__lead {
  max-width: 660px;
  margin: 0 0 32px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

/* 搜索区 */
.page-faq .faq-search {
  max-width: 720px;
  padding: 22px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, rgba(11, 18, 48, .86), rgba(5, 8, 20, .72));
}

.page-faq .faq-search__label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-faq .faq-search__field {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(2, 3, 10, .72);
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-faq .faq-search__field:focus-within {
  border-color: rgba(34, 224, 214, .7);
  box-shadow: 0 0 0 4px rgba(34, 224, 214, .14);
}

.page-faq .faq-search__icon {
  flex: 0 0 auto;
  color: var(--muted);
}

.page-faq .faq-search__field:focus-within .faq-search__icon {
  color: var(--cyan);
}

.page-faq .faq-search__input {
  flex: 1 1 auto;
  min-width: 0;
  border: 0;
  background: transparent;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  outline: none;
}

.page-faq .faq-search__input::placeholder {
  color: rgba(154, 167, 199, .7);
}

.page-faq .faq-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-chips a {
  display: inline-block;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.page-faq .faq-chips a:hover,
.page-faq .faq-chips a:focus-visible {
  color: var(--paper);
  border-color: rgba(139, 92, 255, .6);
  background: rgba(139, 92, 255, .14);
}

/* ============ 主体骨架 ============ */
.page-faq .faq-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

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

.page-faq .faq-toc .toc__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-faq .faq-toc .toc__list {
  display: flex;
  flex-direction: row;
  gap: 8px;
  margin: 14px 0 0;
  padding: 0 0 6px;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

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

.page-faq .faq-toc .toc__link {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 14px;
  border: 1px solid transparent;
  border-radius: var(--radius-s);
  font-size: 13px;
  line-height: 1.4;
  white-space: nowrap;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.page-faq .faq-toc .toc__link:hover {
  color: var(--paper);
  background: rgba(139, 92, 255, .12);
}

.page-faq .faq-toc .toc__link.is-active {
  color: var(--paper);
  border-color: rgba(34, 224, 214, .45);
  background: rgba(34, 224, 214, .08);
}

.page-faq .faq-toc__num {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

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

/* ============ 章节 ============ */
.page-faq .faq-chapter {
  padding: 42px 0;
  border-top: 1px solid var(--faq-line-soft);
  scroll-margin-top: calc(var(--header-h) + 26px);
}

.page-faq .faq-chapter:first-child {
  border-top: 0;
  padding-top: 6px;
}

.page-faq .faq-chapter--last {
  padding-bottom: 8px;
}

.page-faq .faq-chapter__head {
  max-width: 700px;
  margin-bottom: 26px;
}

.page-faq .faq-chapter__num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--cyan);
  opacity: .85;
}

.page-faq .faq-chapter h2 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(26px, 5vw, 38px);
  line-height: 1.15;
  letter-spacing: -.015em;
  color: var(--paper);
}

.page-faq .faq-chapter__head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

/* ============ 步骤 ============ */
.page-faq .faq-steps {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-step {
  position: relative;
  padding: 20px 20px 20px 24px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--radius-m);
  background: var(--faq-card);
  overflow: hidden;
}

.page-faq .faq-step::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--cyan), var(--violet));
}

.page-faq .faq-step__dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  margin-bottom: 12px;
  border: 1px solid rgba(34, 224, 214, .5);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 15px;
  color: var(--cyan);
}

.page-faq .faq-step h3 {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.5;
  color: var(--paper);
}

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

/* ============ 图位 ============ */
.page-faq .faq-figure {
  margin: 0;
  aspect-ratio: 5 / 3;
  border-radius: var(--radius-l);
  overflow: hidden;
}

.page-faq .faq-figure img,
.page-faq .faq-split__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

/* ============ 图文分栏 ============ */
.page-faq .faq-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-bottom: 28px;
  padding: 22px;
  border: 1px solid rgba(34, 224, 214, .18);
  border-radius: var(--radius-l);
  background: linear-gradient(160deg, rgba(13, 59, 58, .55), rgba(5, 8, 20, .8));
}

.page-faq .faq-split__media {
  margin: 0;
  aspect-ratio: 5 / 3;
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-faq .faq-split__text h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-split__text p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

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

/* ============ 折叠面板微调 ============ */
.page-faq .accordion {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-faq .accordion__item {
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--radius-m);
  background: var(--faq-card);
  overflow: hidden;
  transition: border-color .2s ease, box-shadow .2s ease;
}

.page-faq .accordion__item:hover {
  border-color: rgba(139, 92, 255, .45);
}

.page-faq .accordion__item.is-open {
  border-color: rgba(34, 224, 214, .35);
  box-shadow: 0 24px 52px -42px rgba(34, 224, 214, .95);
}

.page-faq .accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border: 0;
  background: transparent;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
}

.page-faq .accordion__panel-inner {
  padding: 0 20px 20px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .accordion__panel-inner p {
  margin: 0;
}

.page-faq .accordion__panel-inner p + p {
  margin-top: 10px;
}

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

/* ============ 禁手提示 ============ */
.page-faq .faq-note {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 20px;
  padding: 18px 20px;
  border: 1px solid rgba(255, 77, 109, .3);
  border-left: 3px solid var(--alert);
  border-radius: var(--radius-s);
  background: rgba(255, 77, 109, .07);
}

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

.page-faq .faq-note a {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============ 段位轴 ============ */
.page-faq .faq-ranks {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
}

.page-faq .faq-ranks li {
  --faq-bar: 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 10px;
  min-height: 124px;
  padding: 14px 13px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--radius-s);
  background: rgba(5, 8, 20, .6);
}

.page-faq .faq-ranks li::before {
  content: "";
  order: -1;
  display: block;
  height: var(--faq-bar);
  border-radius: 6px;
  background: linear-gradient(180deg, rgba(34, 224, 214, .9), rgba(139, 92, 255, .28));
  opacity: .62;
}

.page-faq .faq-ranks li:nth-child(2) { --faq-bar: 38px; }
.page-faq .faq-ranks li:nth-child(3) { --faq-bar: 48px; }
.page-faq .faq-ranks li:nth-child(4) { --faq-bar: 58px; }
.page-faq .faq-ranks li:nth-child(5) { --faq-bar: 68px; }
.page-faq .faq-ranks li:nth-child(6) { --faq-bar: 78px; }
.page-faq .faq-ranks li:nth-child(7) { --faq-bar: 88px; }

.page-faq .faq-ranks__name {
  font-family: var(--font-display);
  font-size: 17px;
  letter-spacing: .04em;
  color: var(--paper);
}

.page-faq .faq-ranks li.faq-ranks__top {
  border-color: rgba(255, 179, 71, .45);
  background: linear-gradient(180deg, rgba(255, 179, 71, .14), rgba(5, 8, 20, .7));
}

.page-faq .faq-ranks li.faq-ranks__top::before {
  background: linear-gradient(180deg, var(--gold), rgba(255, 179, 71, .25));
  opacity: .8;
}

.page-faq .faq-ranks li.faq-ranks__top .faq-ranks__name {
  color: var(--gold);
}

/* ============ 残局 ============ */
.page-faq .faq-puzzle {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  margin-bottom: 24px;
  padding: 24px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--radius-l);
  background: linear-gradient(140deg, rgba(139, 92, 255, .16), rgba(5, 8, 20, .82));
}

.page-faq .faq-puzzle__stat {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--faq-line-soft);
}

.page-faq .faq-puzzle__stat .score {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(64px, 14vw, 108px);
  line-height: .92;
  letter-spacing: -.03em;
  color: var(--gold);
  text-shadow: 0 0 32px rgba(255, 179, 71, .35);
}

.page-faq .faq-puzzle__stat p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--muted);
}

.page-faq .faq-puzzle__body h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-puzzle__body > p {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

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

.page-faq .faq-puzzle__list li {
  padding: 10px 0;
  border-top: 1px solid var(--faq-line-soft);
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-faq .faq-puzzle__list span {
  display: block;
  margin-bottom: 3px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-faq .faq-tiers {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-tiers li {
  padding: 12px 10px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--radius-s);
  background: rgba(11, 18, 48, .55);
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: .04em;
  text-align: center;
  color: var(--muted);
}

/* ============ 教程列表 ============ */
.page-faq .faq-tutorials {
  margin-bottom: 20px;
}

.page-faq .faq-tutorial {
  position: relative;
  padding: 22px 20px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--radius-m);
  background: var(--faq-card);
  transition: transform .24s ease, border-color .24s ease;
}

.page-faq .faq-tutorial::after {
  content: "";
  position: absolute;
  left: 20px;
  right: 20px;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--violet), rgba(34, 224, 214, .8), rgba(34, 224, 214, 0));
}

.page-faq .faq-tutorial:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 224, 214, .45);
}

.page-faq .faq-tutorial .card__meta {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-faq .faq-tutorial .card__title {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.4;
  color: var(--paper);
}

.page-faq .faq-tutorial .card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-faq .faq-tutorials__more {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

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

/* ============ 求助 ============ */
.page-faq .faq-help {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-faq .faq-help__main {
  padding: 24px;
  border: 1px solid rgba(139, 92, 255, .32);
  border-radius: var(--radius-l);
  background: linear-gradient(150deg, rgba(139, 92, 255, .2), rgba(5, 8, 20, .85));
}

.page-faq .faq-help__main h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.3;
  color: var(--paper);
}

.page-faq .faq-help__main p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-faq .faq-help__links {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq .faq-help__links a {
  display: block;
  padding: 16px 18px;
  border: 1px solid var(--faq-line-soft);
  border-radius: var(--radius-s);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
  text-decoration: none;
  transition: border-color .2s ease, background .2s ease, color .2s ease;
}

.page-faq .faq-help__links a:hover {
  color: var(--paper);
  border-color: rgba(34, 224, 214, .45);
  background: rgba(34, 224, 214, .07);
}

.page-faq .faq-help__links span {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--paper);
}

/* ============ 响应式 ============ */
@media (min-width: 640px) {
  .page-faq .faq-search {
    padding: 26px 28px;
  }

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

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

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

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

@media (min-width: 860px) {
  .page-faq .faq-split {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 32px;
    align-items: center;
    padding: 28px;
  }

  .page-faq .faq-puzzle {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 30px;
    align-items: center;
    padding: 30px;
  }

  .page-faq .faq-puzzle__stat {
    padding: 0 26px 0 0;
    border-bottom: 0;
    border-right: 1px solid var(--faq-line-soft);
  }
}

@media (min-width: 1000px) {
  .page-faq .faq-shell {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 56px;
    align-items: start;
  }

  .page-faq .faq-rail {
    position: sticky;
    top: calc(var(--header-h) + 28px);
  }

  .page-faq .faq-toc .toc__list {
    flex-direction: column;
    gap: 4px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-faq .faq-toc .toc__list li {
    flex: 1 1 auto;
  }

  .page-faq .faq-toc .toc__link {
    white-space: normal;
  }

  .page-faq .faq-ranks {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }

  .page-faq .faq-tiers {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-help {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 28px;
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-tutorial,
  .page-faq .faq-chips a,
  .page-faq .faq-toc .toc__link,
  .page-faq .faq-help__links a {
    transition: none;
  }

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