.page-faq {
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
}

.page-faq .faq-wrap {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 16px;
  box-sizing: border-box;
}

.page-faq .faq-breadcrumb {
  padding-top: 24px;
  margin-bottom: 16px;
}

.page-faq .faq-header {
  display: grid;
  gap: 20px;
  padding: 24px 0 28px;
  border-bottom: 1px solid var(--color-line);
  margin-bottom: 28px;
}

.page-faq .faq-header-code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--color-accent);
  text-transform: uppercase;
  margin: 0 0 8px;
}

.page-faq .faq-h1 {
  font-family: var(--font-heading);
  font-size: 28px;
  line-height: 1.25;
  letter-spacing: 0.02em;
  font-weight: 900;
  color: var(--color-ink);
  margin: 0 0 12px;
  text-transform: uppercase;
  text-wrap: balance;
}

.page-faq .faq-h1::before {
  content: "//";
  margin-right: 10px;
  color: var(--color-accent);
  font-family: var(--font-mono);
}

.page-faq .faq-lead {
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-muted);
  margin: 0;
}

.page-faq .faq-img-canvas {
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  position: relative;
}

.page-faq .faq-img-canvas::before {
  content: attr(data-label);
  position: absolute;
  top: 0;
  left: 0;
  padding: 4px 12px;
  background: var(--gradient-main);
  color: #040612;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  z-index: 2;
}

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

.page-faq .faq-index {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--color-line);
  border-left: 3px solid var(--color-accent);
  background: var(--color-surface);
  margin-bottom: 48px;
}

.page-faq .faq-index-label {
  flex-basis: 100%;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  text-transform: uppercase;
}

.page-faq .faq-index a {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-muted);
  text-decoration: none;
  border: 1px solid var(--color-faint-line);
  padding: 5px 10px;
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.page-faq .faq-index a:hover,
.page-faq .faq-index a:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: rgba(0, 229, 255, 0.06);
}

.page-faq .section-head {
  margin-bottom: 32px;
}

.page-faq .faq-body-layout {
  display: grid;
  gap: 28px;
  align-items: start;
}

.page-faq .faq-list {
  min-width: 0;
}

.page-faq .faq-sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  overflow-x: auto;
  gap: 8px;
}

.page-faq .faq-sidebar li {
  flex: 0 0 auto;
}

.page-faq .faq-sidebar a {
  display: block;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-muted);
  text-decoration: none;
  border: 1px solid var(--color-faint-line);
  background: var(--color-surface);
  transition: color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}

.page-faq .faq-sidebar a:hover,
.page-faq .faq-sidebar a:focus-visible {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.page-faq .faq-category {
  margin-bottom: 44px;
}

.page-faq .faq-category-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: 700;
  color: var(--color-ink);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-line);
  margin: 0 0 16px;
}

.page-faq .faq-cat-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-accent);
  border: 1px solid var(--color-line);
  background: var(--color-surface-alt);
  padding: 4px 8px;
}

.page-faq .faq-item {
  border: 1px solid var(--color-faint-line);
  border-left: 2px solid var(--color-faint-line);
  background: var(--color-surface);
  margin-bottom: 8px;
  transition: border-color 0.2s ease, border-left-color 0.2s ease;
}

.page-faq .faq-item:hover {
  border-color: var(--color-line);
}

.page-faq .faq-item[open] {
  border-color: var(--color-line);
  border-left-color: var(--color-accent);
}

.page-faq .faq-item summary {
  cursor: pointer;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  list-style: none;
  font-weight: 600;
  font-size: 15px;
  line-height: 1.5;
  color: var(--color-ink);
}

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

.page-faq .faq-item summary:hover,
.page-faq .faq-item summary:focus-visible {
  color: var(--color-accent);
}

.page-faq .faq-qid {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--color-accent);
  border: 1px solid var(--color-line);
  background: var(--color-surface-alt);
  padding: 3px 6px;
  flex: 0 0 auto;
  letter-spacing: 0.04em;
}

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

.page-faq .faq-item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--color-muted);
  flex: 0 0 auto;
  transition: transform 0.2s ease, color 0.2s ease;
}

.page-faq .faq-item[open] summary::after {
  content: "−";
  color: var(--color-accent);
}

.page-faq .faq-item-body {
  padding: 0 16px 16px 74px;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.75;
}

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

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

.page-faq .faq-item-body a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .faq-support {
  margin-top: 24px;
}

.page-faq .faq-support-grid {
  display: grid;
  gap: 24px;
}

.page-faq .faq-support-img {
  margin: 0;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  position: relative;
  overflow: hidden;
}

.page-faq .faq-support-img::before {
  content: "SUPPORT";
  position: absolute;
  top: 0;
  left: 0;
  padding: 4px 12px;
  background: var(--gradient-main);
  color: #040612;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  z-index: 2;
}

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

.page-faq .faq-support-copy h3 {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: 700;
  color: var(--color-ink);
  margin: 0 0 10px;
}

.page-faq .faq-support-copy > p {
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.75;
  margin: 0 0 16px;
}

.page-faq .faq-contact-list {
  margin: 0 0 16px;
  border-top: 1px solid var(--color-line);
}

.page-faq .faq-contact-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-faint-line);
}

.page-faq .faq-contact-row dt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-dim);
  flex: 0 0 auto;
}

.page-faq .faq-contact-row dd {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--color-ink);
  margin: 0;
  text-align: right;
  word-break: break-all;
}

.page-faq .faq-contact-note {
  font-size: 13px;
  color: var(--color-dim);
  line-height: 1.7;
  margin: 0 0 20px;
  border-left: 2px solid var(--color-accent);
  padding-left: 12px;
}

.page-faq .faq-more {
  margin-top: 64px;
}

.page-faq .faq-more-grid {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.page-faq .faq-more-card {
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.page-faq .faq-more-card:hover {
  transform: translateY(-2px);
}

@media (min-width: 768px) {
  .page-faq .faq-wrap {
    padding: 0 24px;
  }

  .page-faq .faq-header {
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    gap: 32px;
    padding: 32px 0 36px;
  }

  .page-faq .faq-h1 {
    font-size: 36px;
  }

  .page-faq .faq-body-layout {
    grid-template-columns: 240px 1fr;
    gap: 32px;
  }

  .page-faq .faq-sidebar {
    position: sticky;
    top: 120px;
    border: 1px solid var(--color-faint-line);
    background: var(--color-surface);
    padding: 12px;
  }

  .page-faq .faq-sidebar ul {
    display: block;
    overflow: visible;
  }

  .page-faq .faq-sidebar li {
    flex: none;
  }

  .page-faq .faq-sidebar li + li {
    border-top: 1px solid var(--color-faint-line);
  }

  .page-faq .faq-sidebar a {
    border: 0;
    background: transparent;
    padding: 10px 8px;
  }

  .page-faq .faq-support-grid {
    grid-template-columns: minmax(280px, 0.8fr) 1.2fr;
    align-items: center;
  }

  .page-faq .faq-more-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }
}

@media (min-width: 1024px) {
  .page-faq .faq-h1 {
    font-size: var(--text-h1);
    letter-spacing: 0.04em;
  }
}