.page-faq {
  --faq-ease: cubic-bezier(.22, .61, .36, 1);
  --faq-line: rgba(232, 241, 242, .14);
  --faq-line-soft: rgba(232, 241, 242, .07);
}

.page-faq h1,
.page-faq h2,
.page-faq h3,
.page-faq p,
.page-faq dd,
.page-faq dt,
.page-faq li {
  overflow-wrap: break-word;
}

.page-faq .faq-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 48px) 0 clamp(46px, 8vw, 92px);
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(680px 340px at 12% -6%, rgba(95, 224, 208, .16), transparent 72%),
    radial-gradient(560px 320px at 92% 6%, rgba(242, 87, 63, .14), transparent 70%),
    radial-gradient(520px 300px at 60% 100%, rgba(31, 111, 92, .22), transparent 74%);
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), var(--signal), var(--flare), transparent);
  opacity: .55;
}

.page-faq .faq-hero .wrap {
  position: relative;
  z-index: 1;
}

.page-faq .breadcrumb {
  margin-bottom: clamp(22px, 4vw, 40px);
}

.page-faq .faq-hero h1 {
  margin: 8px 0 0;
  max-width: 17ch;
  font-size: clamp(2.05rem, 7.2vw, 4.6rem);
  line-height: 1.06;
  letter-spacing: -.02em;
  font-weight: 800;
  color: var(--paper);
}

.page-faq .faq-hero h1 em {
  font-style: normal;
  color: var(--cyan);
}

.page-faq .faq-hero .lead {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 62ch;
  font-size: clamp(.98rem, 2.3vw, 1.08rem);
  line-height: 1.8;
  color: rgba(232, 241, 242, .82);
}

/* 问题分类索引 */
.page-faq .faq-toc {
  margin-top: clamp(30px, 5vw, 52px);
}

.page-faq .faq-cat {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--faq-line);
}

.page-faq .faq-cat a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 15px 6px;
  border-bottom: 1px solid var(--faq-line);
  color: var(--paper);
  text-decoration: none;
  font-size: clamp(1.02rem, 3.5vw, 1.34rem);
  font-weight: 700;
  line-height: 1.35;
  transition: color .3s var(--faq-ease), padding-left .3s var(--faq-ease), background-color .3s var(--faq-ease);
}

.page-faq .faq-cat a:hover {
  color: var(--cyan);
  padding-left: 16px;
  background: rgba(95, 224, 208, .05);
}

.page-faq .faq-cat-num {
  flex: none;
  font-family: var(--font-num);
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--signal);
}

.page-faq .faq-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(22px, 3.6vw, 34px);
}

/* 章节 */
.page-faq .faq-sec {
  position: relative;
  padding: clamp(48px, 8vw, 92px) 0;
  border-top: 1px solid var(--faq-line-soft);
}

.page-faq .faq-sec-alt {
  background: linear-gradient(180deg, rgba(14, 42, 58, .55) 0%, rgba(7, 26, 31, 0) 100%);
}

.page-faq .faq-sec-head {
  max-width: 66ch;
}

.page-faq .faq-sec-head .section-title {
  margin: 6px 0 0;
  font-size: clamp(1.5rem, 4.4vw, 2.25rem);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-faq .faq-sec-lead {
  margin: 16px 0 0;
  max-width: 60ch;
  font-size: .99rem;
  line-height: 1.78;
  color: rgba(232, 241, 242, .74);
}

/* 入口章节双栏 */
.page-faq .faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 40px);
  margin-top: clamp(26px, 4vw, 40px);
}

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

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-md);
  border: 1px solid var(--faq-line);
}

.page-faq .faq-figure .media-caption {
  margin-top: 12px;
  font-size: .8rem;
  line-height: 1.65;
  color: var(--mist);
}

.page-faq .faq-figure-wide {
  margin-top: clamp(26px, 4.2vw, 42px);
}

/* 折叠问答 */
.page-faq .q-list {
  display: grid;
  border-top: 1px solid var(--faq-line);
}

.page-faq .q-item {
  border-bottom: 1px solid var(--faq-line);
}

.page-faq .q-item summary {
  position: relative;
  display: block;
  padding: 18px 40px 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: clamp(.98rem, 2.5vw, 1.06rem);
  font-weight: 700;
  line-height: 1.55;
  color: var(--paper);
  transition: color .3s var(--faq-ease);
}

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

.page-faq .q-item summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-num);
  font-size: 1.2rem;
  line-height: 1;
  color: var(--cyan);
}

.page-faq .q-item[open] summary::after {
  content: "\2212";
  color: var(--flare);
}

.page-faq .q-item summary:hover {
  color: var(--cyan);
}

.page-faq .q-body {
  padding: 0 40px 20px 0;
  font-size: .95rem;
  line-height: 1.82;
  color: rgba(232, 241, 242, .8);
}

.page-faq .q-body p {
  margin: 0 0 12px;
}

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

.page-faq .q-body .num {
  color: var(--signal);
  font-family: var(--font-num);
  font-weight: 600;
}

/* 刷新节奏 */
.page-faq .clock {
  margin: clamp(26px, 4vw, 38px) 0 0;
  display: grid;
  gap: 1px;
  background: var(--faq-line-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-faq .clock-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding: 20px 22px;
  background: rgba(18, 59, 58, .42);
}

.page-faq .clock-row dt {
  margin: 0;
}

.page-faq .clock-row dt .num {
  display: inline-block;
  font-family: var(--font-num);
  font-size: .86rem;
  letter-spacing: .06em;
  color: var(--signal);
  padding: 5px 12px;
  border: 1px solid rgba(255, 200, 87, .34);
  border-radius: var(--r-pill);
}

.page-faq .clock-row dd {
  margin: 0;
  font-size: .96rem;
  line-height: 1.8;
  color: rgba(232, 241, 242, .82);
}

.page-faq .clock-row dd .num {
  font-family: var(--font-num);
  color: var(--cyan);
}

/* 碰头提醒 */
.page-faq .meet-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4.4vw, 44px);
  margin-top: clamp(26px, 4vw, 40px);
}

.page-faq .meet-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
  counter-reset: meetstep;
}

.page-faq .meet-steps li {
  position: relative;
  padding-left: 54px;
}

.page-faq .meet-steps li::before {
  counter-increment: meetstep;
  content: counter(meetstep, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1px;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--r-sm);
  border: 1px solid rgba(95, 224, 208, .32);
  background: rgba(95, 224, 208, .08);
  font-family: var(--font-num);
  font-size: .8rem;
  color: var(--cyan);
}

.page-faq .meet-steps h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-faq .meet-steps p {
  margin: 0;
  font-size: .93rem;
  line-height: 1.78;
  color: rgba(232, 241, 242, .76);
}

.page-faq .meet-steps .num {
  font-family: var(--font-num);
  color: var(--signal);
}

/* 客服 */
.page-faq .faq-sec-help {
  background: linear-gradient(180deg, rgba(31, 111, 92, .22) 0%, rgba(7, 26, 31, 0) 88%);
}

.page-faq .help-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: clamp(26px, 4vw, 38px);
}

.page-faq .help-card {
  padding: 22px 22px 24px;
  border-radius: var(--r-lg);
  border: 1px solid var(--faq-line);
  background: rgba(14, 42, 58, .5);
}

.page-faq .help-card .eyebrow {
  margin: 0 0 12px;
}

.page-faq .help-value {
  margin: 0 0 12px;
  font-size: clamp(1.02rem, 3.4vw, 1.22rem);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-faq .help-mail {
  font-family: var(--font-num);
  font-size: clamp(.82rem, 2.9vw, 1.02rem);
  letter-spacing: -.01em;
  color: var(--cyan);
  user-select: all;
  word-break: break-all;
}

.page-faq .help-value.num {
  font-family: var(--font-num);
  color: var(--signal);
}

.page-faq .help-desc {
  margin: 0;
  font-size: .92rem;
  line-height: 1.78;
  color: rgba(232, 241, 242, .74);
}

.page-faq .help-addr {
  margin: 20px 0 0;
  font-size: .88rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-faq .help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(24px, 3.6vw, 34px);
}

.page-faq .faq-cat a:focus-visible,
.page-faq .q-item summary:focus-visible,
.page-faq .btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

@media (min-width: 640px) {
  .page-faq .clock-row {
    grid-template-columns: 168px minmax(0, 1fr);
    align-items: start;
    gap: 22px;
    padding: 22px 26px;
  }

  .page-faq .help-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .page-faq .help-card:first-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-faq .faq-layout {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .65fr);
    gap: clamp(34px, 4vw, 56px);
    align-items: start;
  }

  .page-faq .faq-figure {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-faq .meet-layout {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    gap: clamp(36px, 4.4vw, 60px);
    align-items: start;
  }

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

  .page-faq .help-card:first-child {
    grid-column: auto;
  }

  .page-faq .q-item summary {
    padding-right: 48px;
    font-size: 1.06rem;
  }

  .page-faq .q-body {
    padding-right: 56px;
    font-size: .97rem;
  }
}

@media (min-width: 1180px) {
  .page-faq .faq-cat {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
  }
}

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