.page-faq {
  --faq-title-size: clamp(34px, 6vw, 52px);
  --faq-border: rgba(245, 245, 250, 0.12);
  --faq-console-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.page-faq .faq-topbar {
  background: var(--c-dark);
  border-bottom: 1px solid rgba(0, 229, 255, 0.22);
  padding: 14px 0;
}

.page-faq .faq-hero {
  padding: 36px 0 28px;
  border-bottom: 1px solid rgba(180, 255, 58, 0.3);
  margin-bottom: 36px;
}

.page-faq .faq-title {
  font-size: var(--faq-title-size);
  font-weight: 900;
  font-style: italic;
  line-height: 1.1;
  color: var(--c-white);
  margin: 0 0 14px;
  text-shadow:
    0 0 18px rgba(0, 229, 255, 0.55),
    0 0 46px rgba(180, 255, 58, 0.25);
}

.page-faq .faq-hero-lead {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--c-gray);
  max-width: 780px;
}

.page-faq .faq-settings {
  background: var(--c-purple);
  padding: 40px 0 56px;
}

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

.page-faq .section-head .section-index {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-lime);
  margin-bottom: 8px;
  letter-spacing: 0.08em;
}

.page-faq .section-head .section-title {
  color: var(--c-white);
  margin: 0 0 8px;
}

.page-faq .section-head .section-desc {
  color: var(--c-gray);
  margin: 0;
}

.page-faq .faq-settings-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-faq .faq-card {
  border: 1px solid var(--faq-border);
  padding: 20px 20px 24px;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-faq .faq-card--orange {
  background: var(--c-orange);
}

.page-faq .faq-card--teal {
  background: var(--c-teal);
}

.page-faq .faq-card--pink {
  background: var(--c-pink);
}

@media (hover: hover) {
  .page-faq .faq-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  }
}

.page-faq .faq-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.page-faq .faq-card-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  color: var(--c-dark);
}

.page-faq .faq-card-head h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 900;
  font-style: italic;
  color: var(--c-dark);
  line-height: 1.2;
}

.page-faq .faq-card-head .badge {
  margin-top: 4px;
}

.page-faq .faq-card-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-faq .faq-card-text {
  min-width: 0;
}

.page-faq .faq-steps {
  list-style: none;
  counter-reset: faq-step;
  margin: 0;
  padding: 0;
}

.page-faq .faq-steps li {
  position: relative;
  counter-increment: faq-step;
  padding-left: 32px;
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 1.5;
  color: rgba(13, 13, 18, 0.85);
}

.page-faq .faq-steps li:last-child {
  margin-bottom: 0;
}

.page-faq .faq-steps li::before {
  content: counter(faq-step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-dark);
  border: 1px solid rgba(13, 13, 18, 0.35);
}

.page-faq .faq-card-figure {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(13, 13, 18, 0.28);
  border: 1px dashed rgba(13, 13, 18, 0.35);
  padding: 10px;
}

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

.page-faq .faq-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.page-faq .faq-pref-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.page-faq .faq-pref-btn {
  background: rgba(13, 13, 18, 0.14);
  border: 1px solid rgba(13, 13, 18, 0.3);
  color: var(--c-dark);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-faq .faq-pref-btn.is-active {
  background: var(--c-dark);
  color: var(--c-white);
  border-color: var(--c-dark);
}

.page-faq .faq-pref-btn:hover,
.page-faq .faq-pref-btn:focus {
  background: rgba(13, 13, 18, 0.3);
  outline: 2px solid rgba(13, 13, 18, 0.35);
  outline-offset: 2px;
}

.page-faq .faq-danmaku-demo {
  position: relative;
  height: 88px;
  background: rgba(13, 13, 18, 0.5);
  border: 1px solid rgba(13, 13, 18, 0.3);
  overflow: hidden;
}

.page-faq .faq-danmaku-line {
  position: absolute;
  left: 100%;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-white);
  background: rgba(255, 77, 109, 0.85);
  border-left: 3px solid var(--c-yellow);
  padding: 3px 8px;
}

.page-faq .faq-danmaku-line--1 {
  top: 12px;
  animation: faq-danmaku-slide 6.5s linear infinite;
}

.page-faq .faq-danmaku-line--2 {
  top: 38px;
  animation: faq-danmaku-slide 7.5s linear -2.5s infinite;
}

.page-faq .faq-danmaku-line--3 {
  top: 62px;
  animation: faq-danmaku-slide 5.8s linear -4.2s infinite;
}

@keyframes faq-danmaku-slide {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(calc(-100% - 340px));
  }
}

.page-faq .faq-cast-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 88px;
  background: rgba(13, 13, 18, 0.5);
  border: 1px solid rgba(13, 13, 18, 0.3);
  color: var(--c-white);
  padding: 12px;
}

.page-faq .faq-cast-icon {
  width: 68px;
  height: 50px;
}

.page-faq .faq-cast-status.is-live {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-lime);
}

.page-faq .faq-search {
  background: var(--c-ink);
  padding: 48px 0 56px;
}

.page-faq .faq-search-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  margin-bottom: 28px;
}

.page-faq .faq-search-console {
  background: var(--c-dark);
  border: 1px solid rgba(0, 229, 255, 0.3);
  box-shadow: var(--faq-console-shadow);
}

.page-faq .faq-console-topbar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(245, 245, 250, 0.08);
}

.page-faq .faq-console-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.page-faq .faq-console-dot--pink {
  background: var(--c-pink);
}

.page-faq .faq-console-dot--yellow {
  background: var(--c-yellow);
}

.page-faq .faq-console-dot--teal {
  background: var(--c-teal);
}

.page-faq .faq-console-title {
  margin-left: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-gray);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-faq .faq-console-searchbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 18px 14px;
  border-bottom: 1px solid rgba(245, 245, 250, 0.08);
}

.page-faq .faq-console-searchmark {
  font-size: 20px;
  color: var(--c-blue);
}

.page-faq .faq-console-placeholder {
  flex: 1;
  min-width: 0;
  font-size: 13px;
  color: rgba(245, 245, 250, 0.5);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-faq .faq-console-submit {
  display: inline-block;
  font-size: 12px;
  padding: 6px 14px;
  flex-shrink: 0;
  cursor: default;
}

.page-faq .faq-console-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(245, 245, 250, 0.08);
}

.page-faq .faq-console-index {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  padding: 12px 14px;
}

.page-faq .faq-console-index .index-link {
  min-width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-blue);
  border: 1px solid transparent;
  cursor: default;
}

.page-faq .faq-console-index .index-link.is-active {
  background: var(--c-blue);
  color: var(--c-dark);
  border-color: var(--c-blue);
}

.page-faq .faq-search-guide {
  background: rgba(13, 13, 18, 0.55);
  border: 1px solid var(--faq-border);
  padding: 24px;
}

.page-faq .faq-search-guide-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  font-size: 20px;
  font-weight: 900;
  font-style: italic;
  color: var(--c-white);
}

.page-faq .faq-search-guide-title::before {
  content: "";
  width: 8px;
  height: 20px;
  background: var(--c-orange);
}

.page-faq .faq-search-guide .faq-steps li {
  color: var(--c-white);
}

.page-faq .faq-search-guide .faq-steps li::before {
  color: var(--c-pink);
  border-color: rgba(255, 77, 109, 0.45);
}

.page-faq .faq-keyboard {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  padding: 12px 14px;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.22);
}

.page-faq .faq-keyboard img {
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

.page-faq .faq-keyboard-hint {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-blue);
}

.page-faq .faq-guide-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-faq .faq-guide-links .btn {
  font-size: 13px;
  padding: 8px 16px;
}

.page-faq .faq-search-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.page-faq .faq-stat {
  text-align: center;
  padding: 18px 12px;
  border: 1px solid rgba(13, 13, 18, 0.2);
}

.page-faq .faq-stat--orange {
  background: var(--c-orange);
}

.page-faq .faq-stat--teal {
  background: var(--c-teal);
}

.page-faq .faq-stat--yellow {
  background: var(--c-yellow);
}

.page-faq .faq-stat--pink {
  background: var(--c-pink);
}

.page-faq .faq-stat-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(28px, 5vw, 38px);
  font-weight: 700;
  line-height: 1;
  color: var(--c-dark);
}

.page-faq .faq-stat-label {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  font-weight: 700;
  color: rgba(13, 13, 18, 0.75);
}

.page-faq .faq-search-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.page-faq .faq-meta-chip {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-gray);
  border: 1px solid var(--faq-border);
  background: rgba(13, 13, 18, 0.3);
  padding: 4px 8px;
}

.page-faq .faq-qa {
  background: var(--c-dark);
  padding: 48px 0 64px;
}

.page-faq .faq-qa-list {
  max-width: 860px;
}

.page-faq .faq-qa-item {
  border: 1px solid var(--faq-border);
  border-left: 4px solid transparent;
  background: rgba(26, 47, 58, 0.4);
  margin-bottom: 10px;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-qa-item[open] {
  border-left-color: var(--c-lime);
  background: rgba(45, 27, 78, 0.35);
}

.page-faq .faq-qa-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-white);
  cursor: pointer;
}

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

.page-faq .faq-qa-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 22px;
  line-height: 1;
  color: var(--c-blue);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.page-faq .faq-qa-item[open] summary::after {
  transform: rotate(45deg);
}

.page-faq .faq-qa-answer {
  margin: 0 18px 18px;
  padding: 14px 0 0;
  border-top: 1px solid rgba(245, 245, 250, 0.08);
}

.page-faq .faq-qa-answer p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(245, 245, 250, 0.78);
}

.page-faq .faq-qa-answer a {
  color: var(--c-blue);
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (min-width: 960px) {

  .page-faq .faq-settings,
  .page-faq .faq-search,
  .page-faq .faq-qa {
    padding: 64px 0 72px;
  }

  .page-faq .faq-hero {
    padding: 48px 0 32px;
  }

  .page-faq .faq-settings-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  .page-faq .faq-card-body {
    grid-template-columns: 1fr 200px;
    align-items: start;
  }

  .page-faq .faq-search-layout {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 32px;
    align-items: start;
  }

  .page-faq .faq-search-stats {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-danmaku-line {
    animation: none;
    left: 10px;
  }
}