.page-faq {
  --faq-radius: 28px;
  --faq-line: rgba(92, 111, 134, 0.34);
  --faq-glass: rgba(11, 23, 38, 0.78);
  overflow-x: clip;
}

.page-faq .page-title {
  max-width: 18em;
}

.page-faq img {
  max-width: 100%;
  height: auto;
}

.page-faq .faq-head {
  display: grid;
  gap: 28px;
  align-items: center;
}

.page-faq .faq-head__media {
  border-radius: var(--faq-radius);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: var(--panel);
}

.page-faq .faq-head__media .media-frame__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.page-faq .faq-head__media .media-frame__caption {
  padding: 12px 18px;
  font-size: 13px;
  color: var(--cool);
}

.page-faq .pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

/* 快捷任务 */
.page-faq .faq-quick__grid {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-faq .faq-quick__card {
  display: grid;
  gap: 8px;
  padding: 22px 22px 24px;
  border-radius: var(--faq-radius);
  border: 1px solid var(--faq-line);
  background: linear-gradient(150deg, rgba(28, 105, 212, 0.16), rgba(11, 23, 38, 0.9));
  color: var(--mist);
  text-decoration: none;
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-faq .faq-quick__card strong {
  font-size: 17px;
  line-height: 1.5;
  font-weight: 700;
}

.page-faq .faq-quick__card span:last-child {
  color: var(--cool);
  font-size: 14px;
  line-height: 1.7;
}

.page-faq .faq-quick__k {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: var(--bmw);
  color: var(--mist);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-faq .faq-quick__card:hover,
.page-faq .faq-quick__card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-faq .faq-stats {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-faq .faq-stats .stat {
  padding: 18px 16px;
  border-radius: var(--r-md);
  background: var(--panel);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-stats .stat__value {
  display: block;
  font-size: clamp(22px, 5vw, 30px);
  color: var(--cyan);
  line-height: 1.2;
}

.page-faq .faq-stats .stat__label {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--cool);
}

/* 标签页 */
.page-faq .tablist {
  display: flex;
  gap: 10px;
  margin-top: 26px;
  padding-bottom: 10px;
  overflow-x: auto;
  scrollbar-width: thin;
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .tab {
  flex: 0 0 auto;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid var(--faq-line);
  background: transparent;
  color: var(--cool);
  font-family: var(--font-cn);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: color 180ms var(--ease), background 180ms var(--ease), border-color 180ms var(--ease);
}

.page-faq .tab:hover {
  color: var(--mist);
  border-color: var(--steel);
}

.page-faq .tab[aria-selected="true"] {
  background: var(--bmw);
  border-color: var(--bmw);
  color: var(--mist);
  box-shadow: inset 0 -3px 0 var(--cyan);
}

.page-faq .tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-faq .tabpanel {
  padding: 26px 0 4px;
}

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

.page-faq .tabpanel:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 6px;
  border-radius: var(--r-md);
}

.page-faq .panel-head {
  display: grid;
  gap: 12px;
  padding: 22px 20px;
  border-radius: var(--faq-radius);
  border: 1px solid var(--faq-line);
  background: linear-gradient(135deg, rgba(14, 59, 122, 0.55), rgba(11, 23, 38, 0.92));
}

.page-faq .panel-index {
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--cyan);
}

.page-faq .panel-title {
  margin: 0;
  font-size: clamp(20px, 4.4vw, 28px);
  line-height: 1.4;
  color: var(--mist);
  letter-spacing: -0.01em;
}

.page-faq .panel-note {
  margin: 10px 0 0;
  color: var(--cool);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .panel-note a,
.page-faq .fold__body a,
.page-faq .faq-help__text a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(58, 242, 255, 0.4);
}

.page-faq .panel-note a:hover,
.page-faq .fold__body a:hover,
.page-faq .faq-help__text a:hover {
  border-bottom-color: var(--cyan);
}

/* 步骤 */
.page-faq .faq-steps {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-faq .faq-steps .step {
  position: relative;
  padding: 20px 20px 20px 22px;
  border-radius: var(--r-md);
  background: var(--panel);
  border: 1px solid var(--faq-line);
  border-left: 3px solid var(--bmw);
}

.page-faq .faq-steps .step__num {
  display: block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-faq .faq-steps .step__title {
  margin: 0 0 6px;
  font-size: 17px;
  color: var(--mist);
  font-weight: 700;
}

.page-faq .faq-steps .step__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--cool);
}

/* 提示块 */
.page-faq .callout {
  margin-top: 22px;
  padding: 18px 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--faq-line);
  background: rgba(11, 23, 38, 0.86);
  color: var(--cool);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .callout strong {
  color: var(--mist);
}

.page-faq .callout--accent {
  border-color: rgba(255, 139, 61, 0.55);
  background: linear-gradient(120deg, rgba(255, 139, 61, 0.14), rgba(11, 23, 38, 0.92));
  border-left: 3px solid var(--orange);
}

/* 折叠答案 */
.page-faq .fold {
  margin-top: 12px;
  border-radius: var(--r-md);
  border: 1px solid var(--faq-line);
  background: rgba(11, 23, 38, 0.62);
  overflow: hidden;
}

.page-faq .fold__summary {
  padding: 16px 46px 16px 20px;
  position: relative;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--mist);
  list-style: none;
  line-height: 1.6;
}

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

.page-faq .fold__summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--cyan);
}

.page-faq .fold[open] .fold__summary::after {
  content: "–";
}

.page-faq .fold[open] .fold__summary {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .fold__summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -4px;
}

.page-faq .fold__body {
  padding: 16px 20px 20px;
}

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

/* 导出章节 */
.page-faq .faq-export__media {
  margin: 24px 0 0;
  border-radius: var(--faq-radius);
  overflow: hidden;
  border: 1px solid var(--faq-line);
  background: var(--panel);
}

.page-faq .faq-export__media .media-frame__img {
  display: block;
  width: 100%;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-faq .faq-export__media .media-frame__caption {
  padding: 12px 18px;
  font-size: 13px;
  color: var(--cool);
}

.page-faq .faq-export__pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* 客服渠道 */
.page-faq .faq-channels {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.page-faq .faq-channel {
  padding: 22px 20px;
  border-radius: var(--faq-radius);
  border: 1px solid var(--faq-line);
  background: linear-gradient(160deg, rgba(28, 105, 212, 0.18), rgba(11, 23, 38, 0.9));
}

.page-faq .faq-channel__tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-faq .faq-channel__title {
  margin: 10px 0 8px;
  font-size: 16px;
  color: var(--mist);
  font-weight: 700;
}

.page-faq .faq-channel__value {
  margin: 0 0 10px;
  font-size: clamp(15px, 3.6vw, 18px);
  color: var(--orange);
  word-break: break-all;
}

.page-faq .faq-channel__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cool);
}

.page-faq .faq-subtitle {
  margin: 30px 0 12px;
  font-size: 16px;
  font-weight: 700;
  color: var(--mist);
  padding-left: 12px;
  border-left: 3px solid var(--cyan);
}

.page-faq .faq-list {
  margin: 0;
  padding: 0 0 0 18px;
  color: var(--cool);
  font-size: 15px;
  line-height: 1.9;
}

.page-faq .faq-list strong {
  color: var(--mist);
}

/* 账号与收藏 */
.page-faq .faq-split {
  display: grid;
  gap: 8px 28px;
  margin-top: 22px;
}

.page-faq .faq-split__col p {
  margin: 0 0 6px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--cool);
}

.page-faq .faq-split__col .faq-subtitle {
  margin-top: 22px;
}

.page-faq .faq-split__col .faq-subtitle:first-child {
  margin-top: 0;
}

/* 厂商名录 */
.page-faq .faq-vendor {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.page-faq .faq-vendor__card {
  padding: 20px;
  border-radius: var(--r-md);
  background: var(--panel);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-vendor__card p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cool);
}

.page-faq .faq-vendor__num {
  display: block;
  font-size: clamp(20px, 5vw, 26px);
  color: var(--mint);
  line-height: 1.2;
}

/* 收尾联系 */
.page-faq .faq-help__panel {
  display: grid;
  gap: 26px;
  padding: 28px 22px;
  border-radius: var(--faq-radius);
  border: 1px solid rgba(28, 105, 212, 0.5);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(58, 242, 255, 0.16), transparent 60%),
    linear-gradient(150deg, rgba(14, 59, 122, 0.8), rgba(5, 11, 20, 0.96));
}

.page-faq .faq-help__text .section-title {
  margin: 10px 0 14px;
}

.page-faq .faq-help__text p {
  margin: 0 0 20px;
  color: var(--cool);
  font-size: 15px;
  line-height: 1.85;
  max-width: 46em;
}

.page-faq .faq-help__contact {
  margin: 0;
  display: grid;
  gap: 14px;
  padding: 20px;
  border-radius: var(--r-md);
  background: rgba(5, 11, 20, 0.55);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-help__contact dt {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-faq .faq-help__contact dd {
  margin: 6px 0 0;
  font-size: 15px;
  color: var(--mist);
  word-break: break-all;
}

@media (min-width: 720px) {
  .page-faq .faq-quick__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

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

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

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

  .page-faq .faq-help__panel {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
    padding: 34px 30px;
  }

  .page-faq .panel-head {
    grid-template-columns: auto 1fr;
    align-items: start;
    gap: 18px;
    padding: 26px 26px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-head {
    grid-template-columns: 1.12fr 0.88fr;
    gap: 48px;
  }

  .page-faq .faq-head__media .media-frame__img {
    aspect-ratio: 3 / 2;
  }

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

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

  .page-faq .tabpanel {
    padding-top: 34px;
  }

  .page-faq .faq-help__panel {
    padding: 44px 46px;
    gap: 48px;
  }

  .page-faq .faq-help__contact {
    padding: 26px;
  }
}

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

  .page-faq .faq-quick__card:hover,
  .page-faq .faq-quick__card:focus-visible {
    transform: none;
  }
}
</main>