.page-faq {
  background: var(--color-cloud);
  color: var(--color-ink);
}

.page-faq .faq-hero {
  position: relative;
  padding: var(--sp-4) 0 var(--sp-3);
  background:
    radial-gradient(ellipse at 90% 10%, rgba(255, 106, 0, 0.16), transparent 55%),
    var(--color-deep);
  overflow: hidden;
}

.page-faq .faq-hero::before {
  content: "?";
  position: absolute;
  top: 12px;
  right: 18px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 9rem;
  line-height: 1;
  color: rgba(245, 247, 250, 0.05);
  pointer-events: none;
  user-select: none;
}

.page-faq .faq-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245, 247, 250, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245, 247, 250, 0.045) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
}

.page-faq .faq-hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.page-faq .faq-hero-title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.85rem;
  line-height: 1.28;
  color: var(--color-cloud);
  letter-spacing: -0.02em;
}

.page-faq .faq-hero-title-dot {
  color: var(--color-orange);
}

.page-faq .faq-hero-desc {
  margin: 0;
  max-width: 480px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(245, 247, 250, 0.72);
}

.page-faq .faq-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
}

.page-faq .faq-hero-stat {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 8px 14px;
  background: rgba(18, 24, 31, 0.45);
  border: 1px solid rgba(245, 247, 250, 0.12);
  border-radius: var(--radius);
}

.page-faq .faq-hero-stat-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-green);
}

.page-faq .faq-hero-stat-label {
  font-size: 0.75rem;
  color: rgba(245, 247, 250, 0.62);
}

.page-faq .faq-toolbar {
  position: relative;
  background: var(--color-ink);
  border-top: 2px solid var(--color-orange);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.page-faq .faq-toolbar::-webkit-scrollbar {
  display: none;
}

.page-faq .faq-toolbar-inner {
  display: flex;
  min-width: 640px;
}

.page-faq .faq-tool {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 13px 20px;
  color: rgba(245, 247, 250, 0.68);
  text-decoration: none;
  border-right: 1px solid rgba(245, 247, 250, 0.08);
  transition: background var(--t-fast), color var(--t-fast);
  white-space: nowrap;
}

.page-faq .faq-tool:hover {
  color: var(--color-cloud);
  background: rgba(255, 106, 0, 0.14);
}

.page-faq .faq-tool-no {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-orange);
}

.page-faq .faq-tool-label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
}

.page-faq .faq-tool-count {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--color-green);
  background: rgba(0, 229, 160, 0.14);
  padding: 2px 7px;
  border-radius: 999px;
}

.page-faq .faq-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
  padding-top: var(--sp-4);
  padding-bottom: var(--sp-5);
}

.page-faq .faq-aside {
  display: none;
}

.page-faq .faq-main {
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

.page-faq .faq-section {
  scroll-margin-top: 120px;
}

.page-faq .faq-section-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--sp-2);
  padding-bottom: var(--sp-2);
  border-bottom: 2px solid var(--color-deep);
}

.page-faq .faq-section-no {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.85rem;
  color: #fff;
  background: var(--gradient-fire);
  padding: 4px 9px;
  border-radius: var(--radius);
}

.page-faq .faq-section-heading {
  flex: 1;
  min-width: 0;
}

.page-faq .faq-section-title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.3rem;
  color: var(--color-deep);
  line-height: 1.3;
}

.page-faq .faq-section-desc {
  margin: 4px 0 0;
  font-size: 0.82rem;
  color: var(--color-blue-gray);
}

.page-faq .faq-section-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-deep);
  background: var(--color-green-soft);
  padding: 4px 9px;
  border-radius: 999px;
  white-space: nowrap;
}

.page-faq .faq-item {
  position: relative;
  background: #ffffff;
  border-bottom: 1px solid rgba(74, 106, 143, 0.15);
  scroll-margin-top: 130px;
  transition: background var(--t-fast);
}

.page-faq .faq-item:first-of-type {
  border-top: 1px solid rgba(74, 106, 143, 0.15);
}

.page-faq .faq-item:hover,
.page-faq .faq-item[open] {
  background: #fbfdff;
}

.page-faq .faq-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 0;
  background: var(--gradient-fire);
  transition: width var(--t-med);
  z-index: 1;
}

.page-faq .faq-item:hover::before,
.page-faq .faq-item[open]::before {
  width: 3px;
}

.page-faq .faq-q {
  position: relative;
  z-index: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 17px 16px;
  list-style: none;
  cursor: pointer;
  user-select: none;
}

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

.page-faq .faq-q-no {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-blue-gray);
  background: rgba(74, 106, 143, 0.1);
  padding: 3px 7px;
  border-radius: 4px;
  white-space: nowrap;
}

.page-faq .faq-q-text {
  flex: 1;
  min-width: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.93rem;
  line-height: 1.45;
  color: var(--color-deep);
  transition: color var(--t-fast);
}

.page-faq .faq-item:hover .faq-q-text,
.page-faq .faq-item[open] .faq-q-text {
  color: var(--color-orange);
}

.page-faq .faq-q-tag {
  font-size: 0.68rem;
  color: var(--color-blue-gray);
  border: 1px solid rgba(74, 106, 143, 0.22);
  padding: 2px 8px;
  border-radius: 999px;
  white-space: nowrap;
}

.page-faq .faq-q-icon {
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-orange);
  transition: transform var(--t-fast);
}

.page-faq .faq-q-icon::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
}

.page-faq .faq-item[open] .faq-q-icon {
  transform: rotate(45deg);
}

.page-faq .faq-a {
  padding: 0 20px 22px 50px;
  max-width: 720px;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--color-ink);
}

.page-faq .faq-a p {
  margin: 0 0 8px;
}

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

.page-faq .faq-item[open] .faq-a {
  animation: faq-fade-in var(--t-med) both;
}

@keyframes faq-fade-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.page-faq .faq-em {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-orange);
  background: rgba(255, 106, 0, 0.08);
  padding: 0 4px;
  border-radius: 3px;
  white-space: nowrap;
}

.page-faq .faq-figure {
  margin: var(--sp-3) 0 0;
  padding: var(--sp-2);
  background: rgba(245, 247, 250, 0.55);
  border-radius: var(--radius-lg);
  border: 1px dashed rgba(74, 106, 143, 0.25);
}

.page-faq .faq-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
}

.page-faq .faq-figure--compact {
  max-width: 320px;
}

.page-faq .faq-figure--wide {
  max-width: 760px;
}

.page-faq .faq-figure-legend {
  display: block;
  margin-top: var(--sp-1);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-blue-gray);
}

.page-faq .faq-support {
  position: relative;
  background: var(--color-deep);
  padding: var(--sp-4) 0;
  overflow: hidden;
}

.page-faq .faq-support::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-fire);
}

.page-faq .faq-support::after {
  content: "";
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 106, 0, 0.22), transparent 70%);
  pointer-events: none;
}

.page-faq .faq-support-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--sp-3);
}

.page-faq .faq-support-copy {
  max-width: 520px;
}

.page-faq .faq-support-title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.2rem;
  color: var(--color-cloud);
}

.page-faq .faq-support-desc {
  margin: 6px 0 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: rgba(245, 247, 250, 0.65);
}

@media (max-width: 480px) {
  .page-faq .faq-q-tag {
    display: none;
  }

  .page-faq .faq-hero-title {
    font-size: 1.6rem;
  }

  .page-faq .faq-hero-stat {
    padding: 7px 12px;
  }
}

@media (min-width: 768px) {
  .page-faq .faq-hero-stat {
    padding: 10px 18px;
  }

  .page-faq .faq-support-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-hero {
    padding: var(--sp-5) 0 var(--sp-4);
  }

  .page-faq .faq-hero-title {
    font-size: 2.6rem;
  }

  .page-faq .faq-hero-desc {
    font-size: 1.05rem;
    max-width: 520px;
  }

  .page-faq .faq-toolbar-inner {
    min-width: 0;
  }

  .page-faq .faq-tool {
    flex: 1;
    justify-content: center;
    padding: 14px 12px;
  }

  .page-faq .faq-layout {
    grid-template-columns: 220px minmax(0, 1fr);
    gap: var(--sp-5);
    padding-top: var(--sp-5);
    padding-bottom: var(--sp-6);
  }

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

  .page-faq .faq-aside-inner {
    position: sticky;
    top: 112px;
    padding: var(--sp-3);
    background: rgba(245, 247, 250, 0.72);
    border: 1px solid rgba(74, 106, 143, 0.16);
    border-left: 3px solid var(--color-orange);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(8px);
  }

  .page-faq .faq-aside-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 0.95rem;
    color: var(--color-deep);
    margin-bottom: var(--sp-2);
  }

  .page-faq .faq-aside-title-mark {
    width: 16px;
    height: 3px;
    background: var(--gradient-fire);
    border-radius: 2px;
  }

  .page-faq .faq-aside-list {
    list-style: none;
    margin: 0 0 var(--sp-3);
    padding: 0;
    border-top: 1px solid rgba(74, 106, 143, 0.14);
  }

  .page-faq .faq-aside-list li {
    border-bottom: 1px solid rgba(74, 106, 143, 0.07);
  }

  .page-faq .faq-aside-list a {
    display: block;
    padding: 8px 2px;
    font-size: 0.8rem;
    color: var(--color-blue-gray);
    text-decoration: none;
    transition: color var(--t-fast), transform var(--t-fast), padding-left var(--t-fast);
  }

  .page-faq .faq-aside-list a:hover {
    color: var(--color-deep);
    padding-left: 6px;
  }

  .page-faq .faq-aside-note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.74rem;
    line-height: 1.5;
    color: var(--color-blue-gray);
    background: rgba(0, 229, 160, 0.08);
    border-radius: var(--radius);
    padding: 10px;
  }

  .page-faq .faq-aside-note-dot {
    flex: 0 0 6px;
    width: 6px;
    height: 6px;
    margin-top: 5px;
    border-radius: 50%;
    background: var(--color-green);
    box-shadow: 0 0 0 3px rgba(0, 229, 160, 0.2);
    animation: faq-pulse 2s infinite;
  }

  @keyframes faq-pulse {
    0%, 100% {
      opacity: 1;
    }
    50% {
      opacity: 0.4;
    }
  }
}