.page-faq {
  --faq-line: rgba(14, 27, 44, .14);
  --faq-line-soft: rgba(14, 27, 44, .08);
  --faq-sticky: 88px;
  background: var(--paper);
  color: var(--ink);
  overflow-x: clip;
}

.page-faq .section {
  padding-block: clamp(44px, 7vw, 88px);
}

.page-faq .faq-topbar {
  padding-top: clamp(18px, 3vw, 30px);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 44px);
  padding-block: clamp(24px, 4vw, 40px) clamp(40px, 6vw, 72px);
}

.page-faq .faq-intro__copy h1 {
  margin: 0 0 18px;
  font-size: clamp(30px, 6.4vw, 52px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -.01em;
  max-width: 14em;
}

.page-faq .faq-intro__copy .lead {
  max-width: 34em;
  font-size: clamp(16px, 2.1vw, 18px);
  line-height: 1.8;
  color: rgba(14, 27, 44, .82);
}

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

.page-faq .faq-figures {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  align-content: start;
  border-top: 3px solid var(--gold);
}

.page-faq .faq-figure {
  padding: 16px 4px 14px 14px;
  border-left: 1px solid var(--faq-line-soft);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-faq .faq-figure:first-child,
.page-faq .faq-figure:nth-child(3) {
  border-left: 0;
  padding-left: 0;
}

.page-faq .faq-figure__num {
  font-family: var(--font-sans);
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 800;
  line-height: 1;
  color: var(--gold-deep);
}

.page-faq .faq-figure__label {
  font-size: 13px;
  line-height: 1.6;
  color: rgba(14, 27, 44, .72);
}

.page-faq .faq-figure--accent .faq-figure__num {
  color: var(--rose);
}

/* ---------- 通用标题组 ---------- */
.page-faq .faq-head {
  max-width: 42em;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-faq .faq-head h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 4.4vw, 34px);
  line-height: 1.25;
  font-weight: 800;
}

.page-faq .faq-head .prose {
  margin: 0;
  max-width: 36em;
  line-height: 1.8;
  color: rgba(14, 27, 44, .78);
}

.page-faq .faq-head--ink h2,
.page-faq .faq-head--ink .prose {
  color: var(--panel);
}

.page-faq .faq-head--ink .prose {
  color: rgba(255, 249, 239, .78);
}

/* ---------- 四类场景 ---------- */
.page-faq .faq-cats__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-faq .faq-cat {
  position: relative;
  display: block;
  padding: 24px 22px 22px;
  background: var(--paper);
  border-top: 3px solid var(--gold);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  text-decoration: none;
  color: inherit;
  transition: transform .2s ease, background-color .2s ease;
}

.page-faq .faq-cat--cyan { border-top-color: var(--cyan); }
.page-faq .faq-cat--orange { border-top-color: var(--orange); }
.page-faq .faq-cat--rose { border-top-color: var(--rose); }

.page-faq .faq-cat h3 {
  margin: 12px 0 8px;
  font-size: 20px;
  font-weight: 800;
}

.page-faq .faq-cat p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(14, 27, 44, .76);
  max-width: 26em;
}

.page-faq .faq-cat__more {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--gold-deep);
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-faq .faq-cat:hover,
.page-faq .faq-cat:focus-visible {
  transform: translateY(-3px);
  background: var(--cream);
}

/* ---------- 账户设置轨道 ---------- */
.page-faq .faq-steps__wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-faq .faq-track {
  position: static;
  padding: 20px 20px 22px;
  background: var(--ink);
  border-radius: var(--radius-sm);
  color: var(--panel);
}

.page-faq .faq-track__title {
  margin: 0 0 14px;
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--cyan);
}

.page-faq .faq-track__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
  counter-reset: none;
}

.page-faq .faq-track__list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255, 249, 239, .88);
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 249, 239, .12);
}

.page-faq .faq-track__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-faq .faq-track__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold);
  flex: 0 0 auto;
}

.page-faq .faq-track__link {
  display: inline-block;
  margin-top: 16px;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
}

.page-faq .faq-steps__main {
  display: grid;
  gap: 0;
  align-content: start;
}

.page-faq .faq-fig {
  margin: 0 0 24px;
}

.page-faq .faq-fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--cream);
}

.page-faq .faq-fig figcaption {
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: .04em;
  color: rgba(14, 27, 44, .6);
}

.page-faq .faq-fig--slant img {
  aspect-ratio: 3 / 2;
  clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
}

/* ---------- 折叠面板 ---------- */
.page-faq .disclosure {
  border-top: 1px solid var(--faq-line);
}

.page-faq .disclosure:last-of-type {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .disclosure__summary {
  position: relative;
  display: block;
  padding: 18px 42px 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

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

.page-faq .disclosure__summary::marker {
  content: "";
}

.page-faq .disclosure__summary::after {
  content: "+";
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--gold-deep);
}

.page-faq .disclosure[open] .disclosure__summary::after {
  content: "–";
  color: var(--cyan);
}

.page-faq .disclosure__body {
  padding: 0 42px 20px 0;
}

.page-faq .disclosure__body p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.85;
  color: rgba(14, 27, 44, .8);
  max-width: 36em;
}

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

/* ---------- 玩法问答（深墨） ---------- */
.page-faq .faq-rules {
  position: relative;
  background: var(--ink);
  color: var(--panel);
}

.page-faq .faq-rules::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold) 34%, var(--cyan) 34%, var(--cyan) 68%, var(--orange) 68%, var(--orange) 100%);
}

.page-faq .faq-tabs__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 22px;
  scrollbar-width: thin;
}

.page-faq .faq-tabs__tab {
  flex: 0 0 auto;
  padding: 10px 18px;
  border: 1px solid rgba(255, 249, 239, .28);
  border-radius: 999px;
  background: transparent;
  color: rgba(255, 249, 239, .78);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .05em;
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease;
}

.page-faq .faq-tabs__tab[aria-selected="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  font-weight: 700;
}

.page-faq .faq-tabs__tab:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-faq .faq-tabs__panel[hidden] {
  display: none;
}

.page-faq .disclosure--ink {
  border-top-color: rgba(255, 249, 239, .18);
}

.page-faq .disclosure--ink:last-of-type {
  border-bottom-color: rgba(255, 249, 239, .18);
}

.page-faq .disclosure--ink .disclosure__summary {
  color: var(--panel);
}

.page-faq .disclosure--ink .disclosure__summary::after {
  color: var(--gold);
}

.page-faq .disclosure--ink[open] .disclosure__summary::after {
  color: var(--cyan);
}

.page-faq .disclosure--ink .disclosure__body p {
  color: rgba(255, 249, 239, .78);
}

.page-faq .faq-rules__more {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
}

/* ---------- 活动反馈 ---------- */
.page-faq .faq-activity {
  position: relative;
  overflow: hidden;
}

.page-faq .faq-activity::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 58%;
  height: 96px;
  background: var(--orange);
  opacity: .16;
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

.page-faq .faq-activity__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

.page-faq .faq-activity__copy h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 4.4vw, 34px);
  line-height: 1.25;
  font-weight: 800;
}

.page-faq .faq-activity__copy .prose {
  margin: 0 0 22px;
  max-width: 34em;
  line-height: 1.8;
  color: rgba(14, 27, 44, .8);
}

.page-faq .faq-filters {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-faq .faq-filters li {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  background: var(--panel);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-faq .faq-filters__key {
  font-size: 11.5px;
  letter-spacing: .14em;
  color: var(--gold-deep);
}

.page-faq .faq-filters__text {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(14, 27, 44, .8);
}

/* ---------- 手机端 ---------- */
.page-faq .faq-mobile__list {
  display: grid;
  gap: 0;
  max-width: 52em;
}

/* ---------- 来信之前 ---------- */
.page-faq .faq-ready__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}

.page-faq .faq-ready__copy h2 {
  margin: 10px 0 14px;
  font-size: clamp(24px, 4.4vw, 32px);
  line-height: 1.25;
  font-weight: 800;
}

.page-faq .faq-ready__copy .prose {
  margin: 0 0 20px;
  max-width: 34em;
  line-height: 1.8;
  color: rgba(14, 27, 44, .8);
}

.page-faq .faq-checklist {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-faq .faq-checklist li {
  position: relative;
  padding-left: 24px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(14, 27, 44, .82);
}

.page-faq .faq-checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--gold);
  transform: rotate(45deg);
}

.page-faq .faq-ready__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
}

.page-faq .faq-mail {
  padding: 24px 20px 22px;
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.page-faq .faq-mail__head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 16px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--faq-line-soft);
  color: var(--gold-deep);
}

.page-faq .faq-mail__head p {
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--ink);
}

.page-faq .faq-mail__icon {
  flex: 0 0 auto;
}

.page-faq .faq-mail__steps {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-faq .faq-mail__steps li {
  display: grid;
  gap: 3px;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(14, 27, 44, .82);
}

.page-faq .faq-mail__steps .mono {
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--gold-deep);
}

.page-faq .faq-mail .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  padding: 14px;
  background: var(--paper);
  border-radius: var(--radius-sm);
}

.page-faq .faq-mail .contact-line__label {
  font-size: 12px;
  letter-spacing: .08em;
  color: rgba(14, 27, 44, .62);
  flex: 0 0 100%;
}

.page-faq .faq-mail .contact-line__value {
  font-family: var(--font-mono);
  font-size: 14px;
  word-break: break-all;
  color: var(--ink);
}

.page-faq .faq-mail .copy-status {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold-deep);
}

.page-faq .faq-mail__note {
  margin: 12px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(14, 27, 44, .66);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-faq .faq-cats__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

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

@media (min-width: 880px) {
  .page-faq .faq-intro {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, .75fr);
    align-items: start;
    gap: clamp(32px, 5vw, 72px);
  }

  .page-faq .faq-figures {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    border-top-width: 4px;
  }

  .page-faq .faq-figure {
    padding: 14px 0 14px 16px;
    border-left: 1px solid var(--faq-line-soft);
    border-top: 1px solid var(--faq-line-soft);
  }

  .page-faq .faq-figure:first-child {
    border-top: 0;
    padding-top: 0;
  }

  .page-faq .faq-figure:nth-child(3) {
    padding-left: 16px;
    border-left: 1px solid var(--faq-line-soft);
  }

  .page-faq .faq-steps__wrap {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

  .page-faq .faq-track {
    position: sticky;
    top: var(--faq-sticky);
  }

  .page-faq .faq-activity__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
    gap: clamp(30px, 4vw, 56px);
  }

  .page-faq .faq-ready__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: clamp(30px, 4vw, 56px);
  }

  .page-faq .faq-cat p {
    min-height: 3.5em;
  }
}

@media (min-width: 1040px) {
  .page-faq .faq-cats__grid {
    gap: 22px 26px;
  }

  .page-faq .faq-cat:nth-child(even) {
    transform: translateY(22px);
  }

  .page-faq .faq-cat:nth-child(even):hover,
  .page-faq .faq-cat:nth-child(even):focus-visible {
    transform: translateY(18px);
  }

  .page-faq .faq-cats {
    padding-bottom: clamp(64px, 9vw, 112px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-cat,
  .page-faq .faq-tabs__tab {
    transition: none;
  }

  .page-faq .faq-cat:hover,
  .page-faq .faq-cat:focus-visible,
  .page-faq .faq-cat:nth-child(even):hover,
  .page-faq .faq-cat:nth-child(even):focus-visible {
    transform: none;
  }
}
<<<END>>>