.page-faq {
  --faq-card-bg: rgba(11, 27, 61, .58);
  --faq-card-border: rgba(200, 208, 224, .14);
  --faq-ink: #F2F5FA;
  --faq-muted: #C8D0E0;
  --faq-glow-green: 0 0 24px rgba(57, 255, 20, .16);
  --faq-glow-purple: 0 0 28px rgba(157, 0, 255, .22);
  color: var(--faq-muted);
}

.page-faq [id] {
  scroll-margin-top: calc(var(--header-space) + 24px);
}

.page-faq a {
  color: var(--neon);
  transition: color .2s var(--ease);
}

.page-faq a:hover,
.page-faq a:focus-visible {
  color: var(--text-bright);
}

.page-faq .faq-hero {
  position: relative;
  padding-top: calc(var(--header-space) + 28px);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 82% 18%, rgba(157, 0, 255, .18), transparent 58%);
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  display: grid;
  gap: 32px;
}

.page-faq .faq-hero-kicker {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.page-faq .faq-index-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  height: 32px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  background: rgba(57, 255, 20, .12);
  border: 1px solid rgba(57, 255, 20, .4);
  color: var(--neon);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
}

.page-faq .faq-hero-tagline {
  font-size: 14px;
  letter-spacing: .14em;
  color: var(--text);
}

.page-faq .faq-hero-copy h1 {
  margin: 18px 0 14px;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 6vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  color: var(--faq-ink);
}

.page-faq .faq-hero-lead {
  max-width: 46ch;
  margin: 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
}

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

.page-faq .faq-hero-actions .btn {
  padding: .85rem 1.6rem;
}

.page-faq .faq-hero-figure {
  position: relative;
}

.page-faq .faq-hero-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--faq-card-border);
  box-shadow: 0 30px 60px rgba(0, 0, 0, .45), var(--faq-glow-green);
}

.page-faq .faq-hero-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(11, 27, 61, .55));
  pointer-events: none;
  z-index: 1;
}

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

.page-faq .faq-figure-tag {
  position: absolute;
  left: 16px;
  bottom: 16px;
  z-index: 2;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: rgba(242, 245, 250, .92);
  color: #04100A;
  font-size: 14px;
  font-weight: 700;
}

.page-faq .section-head {
  margin-bottom: 28px;
}

.page-faq .faq-search-grid {
  display: grid;
  gap: 20px;
}

.page-faq .faq-search-panel {
  position: relative;
  background: linear-gradient(145deg, rgba(27, 16, 64, .72), rgba(11, 27, 61, .86));
  border: 1px solid var(--faq-card-border);
  border-radius: var(--radius-lg);
  padding: 24px 20px 22px;
  box-shadow: var(--faq-glow-purple);
}

.page-faq .faq-search-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 64px;
  height: 14px;
  border-radius: 0 0 24px 24px;
  background: rgba(57, 255, 20, .5);
  border: 1px solid rgba(57, 255, 20, .6);
  border-top: none;
  transform: translateX(-50%);
}

.page-faq .faq-search-label {
  display: block;
  margin-bottom: 10px;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--faq-ink);
}

.page-faq .faq-search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(10, 18, 38, .9);
  border: 1px solid rgba(200, 208, 224, .22);
  border-radius: var(--radius-pill);
  padding: 4px 8px 4px 18px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-faq .faq-search-box:focus-within {
  border-color: var(--neon);
  box-shadow: var(--faq-glow-green);
}

.page-faq .faq-search-icon {
  display: inline-flex;
  color: var(--neon);
  flex-shrink: 0;
}

.page-faq .faq-search-box input {
  flex: 1;
  min-width: 0;
  border: none;
  background: none;
  color: var(--faq-ink);
  font: 16px/1.4 var(--font-body);
  padding: 14px 0;
}

.page-faq .faq-search-box input::placeholder {
  color: rgba(200, 208, 224, .55);
}

.page-faq .faq-search-box input:focus {
  outline: none;
}

.page-faq .faq-pinyin {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.page-faq .faq-pinyin-title {
  font-size: 14px;
  color: var(--text);
  letter-spacing: .12em;
}

.page-faq .faq-pinyin-keys {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .faq-pinyin-key {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(157, 0, 255, .14);
  border: 1px solid rgba(157, 0, 255, .45);
  color: var(--faq-ink);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 1.2rem;
  transition: transform .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-faq .faq-pinyin-key small {
  font-family: var(--font-body);
  font-size: 11px;
  color: rgba(200, 208, 224, .7);
}

.page-faq .faq-pinyin-key:hover,
.page-faq .faq-pinyin-key:focus-visible {
  border-color: var(--neon);
  box-shadow: var(--faq-glow-green);
  transform: translateY(-2px);
  color: var(--faq-ink);
}

.page-faq .faq-hot {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-faq .faq-hot-title {
  font-size: 14px;
  color: var(--text);
}

.page-faq .faq-hot-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-faq .tag {
  border: 1px solid rgba(200, 208, 224, .25);
  background: rgba(242, 245, 250, .06);
  color: var(--text-bright);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  font-size: 14px;
  text-decoration: none;
  transition: background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease);
}

.page-faq .tag:hover,
.page-faq .tag:focus-visible {
  border-color: var(--neon);
  background: rgba(57, 255, 20, .12);
  color: var(--text-bright);
}

.page-faq .faq-search-hint {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(200, 208, 224, .75);
}

.page-faq .faq-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.page-faq .faq-metric {
  background: linear-gradient(160deg, rgba(27, 16, 64, .7), rgba(10, 18, 38, .9));
  border: 1px solid var(--faq-card-border);
  border-radius: var(--radius-md);
  padding: 18px 16px;
}

.page-faq .faq-metric-value {
  display: block;
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--neon);
  line-height: 1.1;
}

.page-faq .faq-metric-value small {
  font-size: 1rem;
  color: var(--text);
  margin-left: 4px;
}

.page-faq .faq-metric-label {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  color: var(--text);
}

.page-faq .faq-topics-grid {
  display: grid;
  gap: 16px;
}

.page-faq .faq-topic-card {
  position: relative;
  display: block;
  min-height: 250px;
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, rgba(27, 16, 64, .72), rgba(10, 18, 38, .92));
  border: 1px solid var(--faq-card-border);
  padding: 24px 22px 22px;
  text-decoration: none;
  overflow: hidden;
  transition: transform .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-faq .faq-topic-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.page-faq .faq-topic-card--app::after {
  background: linear-gradient(90deg, var(--neon), rgba(57, 255, 20, .2));
}

.page-faq .faq-topic-card--data::after {
  background: linear-gradient(90deg, var(--purple), rgba(157, 0, 255, .2));
}

.page-faq .faq-topic-card--tablet::after {
  background: linear-gradient(90deg, var(--neon-soft), rgba(46, 229, 157, .25));
}

.page-faq .faq-topic-card--account::after {
  background: linear-gradient(90deg, #C8D0E0, rgba(200, 208, 224, .2));
}

.page-faq .faq-topic-card:hover {
  transform: translateY(-4px);
  border-color: rgba(57, 255, 20, .45);
  box-shadow: var(--faq-glow-green);
}

.page-faq .faq-topic-id {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(57, 255, 20, .1);
  border: 1px solid rgba(57, 255, 20, .25);
  color: var(--neon);
  font-family: var(--font-mono);
  font-size: .95rem;
}

.page-faq .faq-topic-card h3 {
  margin: 18px 0 8px;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--faq-ink);
}

.page-faq .faq-topic-card--data h3 {
  color: var(--neon-soft);
}

.page-faq .faq-topic-card--tablet h3 {
  color: var(--neon);
}

.page-faq .faq-topic-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
}

.page-faq .faq-topic-list {
  list-style: none;
  margin: 14px 0 18px;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-faq .faq-topic-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--text);
}

.page-faq .faq-topic-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--purple);
}

.page-faq .faq-topic-list li:nth-child(2)::before {
  background: var(--neon-soft);
}

.page-faq .faq-topic-list li:nth-child(3)::before {
  background: var(--orange);
}

.page-faq .faq-topic-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 700;
  color: var(--neon);
}

.page-faq .faq-topic-card--data .faq-topic-more {
  color: var(--neon-soft);
}

.page-faq .faq-topic-note {
  margin: 28px 0 0;
  padding: 20px 24px;
  background: rgba(157, 0, 255, .08);
  border-left: 3px solid var(--purple);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: rgba(200, 208, 224, .9);
  font-size: 15px;
  line-height: 1.9;
}

.page-faq .faq-tablet-grid {
  display: grid;
  gap: 32px;
}

.page-faq .faq-tablet-visual {
  position: relative;
}

.page-faq .faq-tablet-device {
  position: relative;
  background: #05080F;
  border-radius: 30px;
  padding: 12px;
  border: 1px solid rgba(200, 208, 224, .16);
  box-shadow: 0 24px 48px rgba(0, 0, 0, .45), var(--faq-glow-purple);
}

.page-faq .faq-tablet-device::before {
  content: "";
  display: block;
  width: 84px;
  height: 20px;
  margin: 6px auto 14px;
  border-radius: var(--radius-pill);
  background: rgba(200, 208, 224, .18);
}

.page-faq .faq-tablet-device img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 22px;
  object-fit: cover;
}

.page-faq .faq-tablet-badge {
  position: absolute;
  right: 22px;
  bottom: 22px;
  background: rgba(57, 255, 20, .92);
  color: #07100A;
  font-weight: 700;
  font-size: 14px;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  box-shadow: 0 6px 18px rgba(0, 0, 0, .35);
}

.page-faq .faq-tablet-content {
  display: grid;
  align-content: center;
  gap: 24px;
}

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

.page-faq .faq-step {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 16px;
  background: rgba(11, 27, 61, .4);
  border: 1px solid var(--faq-card-border);
  border-radius: var(--radius-md);
}

.page-faq .faq-step-num {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--neon);
  background: rgba(57, 255, 20, .08);
  border: 1px dashed rgba(57, 255, 20, .4);
}

.page-faq .faq-step-body h3 {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--faq-ink);
}

.page-faq .faq-step-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .faq-accordion {
  display: grid;
  gap: 14px;
}

.page-faq .faq-item {
  background: rgba(11, 27, 61, .5);
  border: 1px solid var(--faq-card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}

.page-faq .faq-item[open] {
  border-color: rgba(57, 255, 20, .45);
  box-shadow: var(--faq-glow-green);
}

.page-faq .faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--faq-ink);
}

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

.page-faq .faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--neon);
  flex-shrink: 0;
  transition: transform .3s var(--ease);
}

.page-faq .faq-item[open] summary::after {
  content: "−";
  transform: rotate(180deg);
}

.page-faq .faq-answer {
  padding: 14px 20px 20px;
  border-top: 1px solid rgba(57, 255, 20, .14);
  color: var(--text);
  font-size: 15px;
  line-height: 1.8;
}

.page-faq .faq-answer p {
  margin: 0 0 10px;
}

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

.page-faq .faq-answer-meta {
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px dashed rgba(200, 208, 224, .2);
  font-size: 13px;
  color: rgba(200, 208, 224, .75);
}

.page-faq .faq-support-grid {
  display: grid;
  gap: 16px;
}

.page-faq .faq-support-card {
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  border: 1px solid var(--faq-card-border);
}

.page-faq .faq-support-card-tag {
  display: inline-block;
  margin-bottom: 16px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--text-bright);
  background: rgba(200, 208, 224, .08);
  border: 1px solid rgba(200, 208, 224, .2);
}

.page-faq .faq-support-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--faq-ink);
}

.page-faq .faq-support-card p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text);
}

.page-faq .faq-support-email {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  color: var(--neon);
  word-break: break-all;
}

.page-faq .faq-support-note {
  margin-top: 14px;
}

.page-faq .faq-support-card--email {
  background: linear-gradient(140deg, rgba(157, 0, 255, .18), rgba(11, 27, 61, .9));
  border-color: rgba(157, 0, 255, .4);
}

.page-faq .faq-support-card--info {
  background: linear-gradient(140deg, rgba(57, 255, 20, .12), rgba(11, 27, 61, .92));
  border-color: rgba(57, 255, 20, .35);
}

.page-faq .faq-support-card--submit {
  background: rgba(10, 18, 38, .9);
  border-color: rgba(200, 208, 224, .2);
}

.page-faq .faq-support-footer {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--faq-card-border);
  text-align: center;
}

.page-faq .faq-support-footer p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(200, 208, 224, .8);
}

.page-faq .faq-support-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  justify-content: center;
  margin-top: 12px !important;
}

.page-faq .faq-support-legal a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 208, 224, .3);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-faq .faq-support-legal a:hover {
  color: var(--neon);
  border-color: var(--neon);
}

@media (min-width: 768px) {
  .page-faq .faq-hero-inner {
    grid-template-columns: 1.05fr .95fr;
    gap: 40px;
    align-items: center;
  }

  .page-faq .faq-hero-lead {
    font-size: 18px;
  }

  .page-faq .faq-search-grid {
    grid-template-columns: 1.6fr 1fr;
    gap: 24px;
  }

  .page-faq .faq-metrics {
    grid-template-columns: 1fr;
    align-content: start;
  }

  .page-faq .faq-topics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .page-faq .faq-tablet-grid {
    grid-template-columns: 1fr 1.15fr;
    gap: 40px;
    align-items: center;
  }

  .page-faq .faq-support-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }
}

@media (min-width: 1080px) {
  .page-faq .faq-topics-grid {
    grid-template-columns: repeat(4, 1fr);
  }

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

@media (prefers-reduced-motion: reduce) {
  .page-faq *,
  .page-faq *::before,
  .page-faq *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}