.page-faq {
  --faq-line: rgba(11, 27, 51, 0.14);
  --faq-line-soft: rgba(11, 27, 51, 0.08);
  --faq-card: #FFFFFF;
  --faq-amber-wash: rgba(242, 163, 58, 0.12);
  --faq-jade-wash: rgba(95, 191, 166, 0.14);
  display: block;
  padding-bottom: clamp(2.4rem, 6vw, 4.5rem);
}

.page-faq .faq-top {
  padding-top: clamp(1.2rem, 3vw, 2.2rem);
}

/* 页头 */
.page-faq .faq-head {
  margin-top: 1.4rem;
  max-width: 60rem;
}

.page-faq .faq-head h1 {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(2rem, 6.6vw, 3.3rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin: 0.5rem 0 0;
  max-width: 20ch;
}

.page-faq .faq-head .lede {
  margin-top: 1.1rem;
  color: var(--slate);
  font-size: clamp(1rem, 2.2vw, 1.12rem);
  line-height: 1.8;
  max-width: 44rem;
}

/* 版本确认条 */
.page-faq .checkbar {
  margin-top: clamp(1.6rem, 4vw, 2.6rem);
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--r-lg);
  padding: clamp(1.3rem, 3.4vw, 2.2rem);
  display: grid;
  gap: 1.4rem;
  background-image: radial-gradient(circle at 92% 8%, rgba(95, 191, 166, 0.22), transparent 46%);
}

.page-faq .checkbar__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  color: var(--amber);
  margin: 0;
}

.page-faq .checkbar__num::before {
  content: "";
  display: inline-block;
  width: 1.6rem;
  height: 2px;
  background: var(--amber);
  vertical-align: middle;
  margin-right: 0.6rem;
}

.page-faq .checkbar__title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.3rem, 3.4vw, 1.75rem);
  line-height: 1.3;
  margin: 0.55rem 0 0;
  letter-spacing: -0.01em;
}

.page-faq .checkbar__note {
  margin: 0.6rem 0 0;
  color: rgba(247, 244, 236, 0.72);
  font-size: 0.94rem;
  line-height: 1.75;
}

.page-faq .checkbar__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-faq .check-item {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 0.7rem;
  background: rgba(247, 244, 236, 0.06);
  border-left: 2px solid rgba(242, 163, 58, 0.5);
  border-radius: var(--r-sm);
  padding: 0.8rem 0.9rem;
}

.page-faq .check-item__dot {
  width: 10px;
  height: 10px;
  margin-top: 0.45rem;
  border-radius: 50%;
  background: var(--jade);
  box-shadow: 0 0 0 4px rgba(95, 191, 166, 0.16);
}

.page-faq .check-item p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.7;
  color: rgba(247, 244, 236, 0.9);
}

.page-faq .check-item strong {
  color: var(--amber-soft);
  font-weight: 700;
}

.page-faq .checkbar__link {
  margin: 0;
}

.page-faq .checkbar .btn--ghost {
  color: var(--paper);
  border-color: rgba(247, 244, 236, 0.35);
  font-size: 0.9rem;
}

.page-faq .checkbar .btn--ghost:hover,
.page-faq .checkbar .btn--ghost:focus-visible {
  border-color: var(--amber);
  color: var(--amber-soft);
}

/* 索引图 */
.page-faq .faq-figure {
  margin: clamp(1.8rem, 4vw, 2.8rem) auto 0;
  width: calc(100% - 2 * var(--gutter));
  max-width: 68rem;
}

.page-faq .faq-figure .media__frame {
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--paper-2);
}

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

.page-faq .faq-figure .media__cap {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--fog);
  margin-top: 0.6rem;
}

/* 主题跳转 */
.page-faq .faq-jump {
  margin-top: clamp(1.4rem, 3.5vw, 2.2rem);
  border-top: 1px dashed var(--faq-line);
  border-bottom: 1px dashed var(--faq-line);
}

.page-faq .faq-jump__inner {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding-block: 0.7rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-faq .faq-jump__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--fog);
  white-space: nowrap;
  text-transform: uppercase;
}

.page-faq .faq-jump__list {
  list-style: none;
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
}

.page-faq .faq-jump__list a {
  display: inline-block;
  white-space: nowrap;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  background: var(--paper-2);
  border-bottom: 2px solid transparent;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.page-faq .faq-jump__list a:hover,
.page-faq .faq-jump__list a:focus-visible {
  background: var(--amber-soft);
  border-bottom-color: var(--amber);
  outline: none;
}

/* 问答区块 */
.page-faq .faq-body {
  padding-top: clamp(1rem, 3vw, 1.6rem);
}

.page-faq .faq-block {
  padding-block: clamp(1.8rem, 4vw, 2.8rem);
  border-bottom: 1px dashed var(--faq-line);
}

.page-faq .faq-block:last-child {
  border-bottom: none;
}

.page-faq .faq-block__grid {
  display: grid;
  gap: 1rem;
}

.page-faq .faq-block__no {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
}

.page-faq .faq-block__no-num {
  font-family: var(--font-mono);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
}

.page-faq .faq-block__no-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--fog);
}

.page-faq .faq-block__title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.35rem, 3.6vw, 1.85rem);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0.3rem 0 0;
}

.page-faq .faq-block__intro {
  margin: 0.55rem 0 1.1rem;
  color: var(--slate);
  font-size: 0.96rem;
  line-height: 1.75;
  max-width: 40rem;
}

/* 手风琴条目 */
.page-faq .qa {
  background: var(--faq-card);
  border: 1px solid var(--faq-line-soft);
  border-left: 3px solid var(--faq-line);
  border-radius: var(--r-sm);
  margin-bottom: 0.6rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .qa:hover {
  border-left-color: var(--amber-soft);
  box-shadow: 0 6px 18px rgba(11, 27, 51, 0.07);
}

.page-faq .qa[open] {
  border-left-color: var(--amber);
  box-shadow: 0 8px 22px rgba(11, 27, 51, 0.08);
}

.page-faq .qa summary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) 18px;
  align-items: baseline;
  gap: 0.7rem;
  padding: 0.85rem 0.95rem;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  color: var(--ink);
}

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

.page-faq .qa summary:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

.page-faq .qa__code {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--fog);
}

.page-faq .qa[open] .qa__code {
  color: var(--amber);
}

.page-faq .qa__text {
  font-size: 0.98rem;
  line-height: 1.55;
}

.page-faq .qa__mark {
  position: relative;
  width: 18px;
  height: 18px;
  align-self: center;
  flex: none;
}

.page-faq .qa__mark::before,
.page-faq .qa__mark::after {
  content: "";
  position: absolute;
  background: var(--ink);
  border-radius: 1px;
  transition: transform 0.2s ease, background 0.2s ease;
}

.page-faq .qa__mark::before {
  left: 0;
  top: 8px;
  width: 18px;
  height: 2px;
}

.page-faq .qa__mark::after {
  left: 8px;
  top: 0;
  width: 2px;
  height: 18px;
}

.page-faq .qa[open] .qa__mark::after {
  transform: scaleY(0);
}

.page-faq .qa[open] .qa__mark::before {
  background: var(--amber);
}

.page-faq .qa__body {
  padding: 0 0.95rem 0.95rem;
  color: var(--slate);
  font-size: 0.95rem;
  line-height: 1.78;
}

.page-faq .qa__body p {
  margin: 0 0 0.6rem;
  max-width: 52ch;
}

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

.page-faq .qa__body a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--jade);
  padding-bottom: 1px;
}

.page-faq .qa__body a:hover,
.page-faq .qa__body a:focus-visible {
  background: var(--jade-soft);
  outline: none;
}

.page-faq .qa__copyline {
  margin-top: 0.7rem;
}

.page-faq .qa .copy-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--ink);
  background: var(--faq-amber-wash);
  border: 1px dashed rgba(242, 163, 58, 0.7);
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  cursor: pointer;
}

.page-faq .qa .copy-btn:hover,
.page-faq .qa .copy-btn:focus-visible {
  background: var(--amber-soft);
  outline: 2px solid var(--jade);
  outline-offset: 2px;
}

.page-faq .qa .copy-btn[data-copied="true"] {
  border-style: solid;
  border-color: var(--jade);
  background: var(--jade-soft);
}

/* 登录区块的双栏 */
.page-faq .login-split {
  display: grid;
  gap: 1.2rem;
}

.page-faq .login-split__fig {
  margin: 0;
  align-self: start;
}

.page-faq .login-split__fig .media__frame {
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--paper-2);
}

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

.page-faq .login-split__fig .media__cap {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--fog);
  margin-top: 0.5rem;
}

.page-faq .qa-aside {
  margin: 1rem 0 0;
  padding: 0.7rem 0.9rem;
  border-left: 3px solid var(--jade);
  background: var(--faq-jade-wash);
  color: var(--slate);
  font-size: 0.9rem;
  line-height: 1.7;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}

/* 速查路径 */
.page-faq .speedrun {
  margin-top: clamp(1.4rem, 3vw, 2rem);
  background: var(--paper-2);
  padding-block: clamp(1.8rem, 4vw, 3rem);
  border-top: 2px solid var(--amber);
}

.page-faq .speedrun__head {
  max-width: 44rem;
}

.page-faq .speedrun__title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: clamp(1.4rem, 4vw, 2rem);
  line-height: 1.24;
  color: var(--ink);
  margin: 0.5rem 0 0;
  letter-spacing: -0.01em;
}

.page-faq .speedrun__note {
  margin: 0.5rem 0 0;
  color: var(--fog);
  font-size: 0.92rem;
  line-height: 1.7;
}

.page-faq .speed-grid {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.5rem;
}

.page-faq .speed-card {
  border-radius: var(--r-md);
  padding: 1.1rem 1.1rem 1.2rem;
  background: var(--faq-card);
  border: 1px solid var(--faq-line-soft);
  border-top: 4px solid var(--ink);
}

.page-faq .speed-card--amber {
  border-top-color: var(--amber);
}

.page-faq .speed-card--jade {
  border-top-color: var(--jade);
}

.page-faq .speed-card--ink {
  background: var(--ink);
  border-color: var(--ink-2);
  border-top-color: var(--amber-soft);
  color: var(--paper);
}

.page-faq .speed-card--ink .speed-card__title {
  color: var(--paper);
}

.page-faq .speed-card--ink .speed-steps li {
  color: rgba(247, 244, 236, 0.84);
}

.page-faq .speed-card--ink .speed-steps li::before {
  color: var(--amber-soft);
}

.page-faq .speed-card--ink .speed-card__no {
  color: var(--jade);
}

.page-faq .speed-card--ink .speed-card__foot a {
  color: var(--amber-soft);
  border-bottom-color: var(--amber-soft);
}

.page-faq .speed-card__no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--fog);
  margin: 0;
}

.page-faq .speed-card__title {
  font-family: var(--font-title);
  font-weight: 900;
  font-size: 1.08rem;
  line-height: 1.35;
  color: var(--ink);
  margin: 0.4rem 0 0.7rem;
}

.page-faq .speed-steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-faq .speed-steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 1.4rem minmax(0, 1fr);
  gap: 0.4rem;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--slate);
}

.page-faq .speed-steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--amber);
  line-height: 1.9;
}

.page-faq .speed-card__foot {
  margin: 0.9rem 0 0;
  font-size: 0.85rem;
}

.page-faq .speed-card__foot a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  border-bottom: 2px solid var(--jade);
}

.page-faq .speed-card__foot a:hover,
.page-faq .speed-card__foot a:focus-visible {
  background: var(--jade-soft);
  outline: none;
}

.page-faq .speedrun__back {
  margin: 1.6rem 0 0;
  font-size: 0.9rem;
}

.page-faq .speedrun__back a {
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid var(--amber);
}

.page-faq .speedrun__back a:hover,
.page-faq .speedrun__back a:focus-visible {
  background: var(--amber-soft);
  outline: none;
}

/* 中等屏幕 */
@media (min-width: 720px) {
  .page-faq .checkbar {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
    align-items: start;
  }

  .page-faq .checkbar__lead {
    grid-row: span 2;
  }

  .page-faq .checkbar__link {
    grid-column: 1;
  }

  .page-faq .checkbar__list {
    grid-column: 2;
    grid-row: 1 / span 2;
  }

  .page-faq .faq-block__grid {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 1.6rem;
  }

  .page-faq .faq-block__no {
    display: block;
  }

  .page-faq .faq-block__no-num {
    display: block;
    font-size: 2.4rem;
  }

  .page-faq .faq-block__no-tag {
    display: block;
    margin-top: 0.45rem;
    writing-mode: vertical-rl;
    letter-spacing: 0.22em;
  }

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

  .page-faq .qa__body {
    padding-left: 3.1rem;
    padding-right: 1.4rem;
  }

  .page-faq .qa summary {
    padding: 0.95rem 1.4rem;
  }
}

/* 宽屏：登录区块图文并列 */
@media (min-width: 1024px) {
  .page-faq .faq-block__grid {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 2.2rem;
  }

  .page-faq .login-split {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.9fr);
    gap: 1.8rem;
    align-items: start;
  }

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

  .page-faq .faq-jump__inner {
    overflow: visible;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .qa,
  .page-faq .qa__mark::before,
  .page-faq .qa__mark::after,
  .page-faq .faq-jump__list a {
    transition: none;
  }
}
<<<END>>>