.page-faq {
  --faq-stat-shadow: 6px 6px 0 rgba(0, 0, 0, 0.45);
}

.page-faq__container {
  padding-top: 1.5rem;
}

.page-faq .breadcrumb {
  margin-bottom: 2rem;
}

.page-faq__header {
  position: relative;
  padding: 1.5rem 0 2rem;
  border-bottom: 2px solid var(--line);
  margin-bottom: 2rem;
}

.page-faq__header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 88px;
  height: 5px;
  background: var(--gold);
}

.page-faq__title {
  margin: 0.75rem 0 0.5rem;
  font-size: clamp(2.4rem, 6vw, 4rem);
  letter-spacing: -0.02em;
  color: var(--white);
  line-height: 1.08;
}

.page-faq__subtitle {
  margin: 0 0 1.25rem;
  color: var(--gold);
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  letter-spacing: 0.04em;
}

.page-faq__lead {
  max-width: 68ch;
  margin: 0;
  color: var(--text);
  font-size: 0.9375rem;
  line-height: 1.85;
}

.page-faq__keyword {
  color: var(--white);
  font-weight: 600;
  border-bottom: 2px solid var(--gold-deep);
  padding-bottom: 1px;
}

.page-faq__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 0 0 3rem;
}

.page-faq__stat-item {
  margin: 0;
  padding: 1.25rem 1rem;
  background: var(--panel);
  border: 2px solid var(--line);
  border-top: 4px solid var(--gold);
  box-shadow: var(--faq-stat-shadow);
}

.page-faq__stat-item:nth-child(2) {
  border-top-color: var(--cyan);
}

.page-faq__stat-item:nth-child(3) {
  border-top-color: var(--orange);
}

.page-faq__stat-item:nth-child(4) {
  border-top-color: var(--white);
}

.page-faq__stat-item .stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.75rem, 6vw, 2.25rem);
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 0.4rem;
}

.page-faq__stat-item .stat__label {
  color: var(--gray-light);
  font-size: 0.8125rem;
  line-height: 1.45;
}

.page-faq__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.page-faq__col--basics,
.page-faq__col--advanced {
  min-width: 0;
}

.page-faq__col-heading {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin: 0 0 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--line);
}

.page-faq__col-heading .section-heading__index {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--cyan);
}

.page-faq__col-heading .section-heading__title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  line-height: 1.2;
  color: var(--white);
}

.page-faq .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  border-bottom: 2px solid var(--line);
  margin-bottom: 1.5rem;
}

.page-faq .tabs__tab {
  appearance: none;
  border: 2px solid transparent;
  border-bottom: none;
  background: transparent;
  color: var(--gray);
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 700;
  padding: 0.7rem 1.1rem 0.55rem;
  border-radius: 0;
  cursor: pointer;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.page-faq .tabs__tab:hover {
  color: var(--white);
}

.page-faq .tabs__tab:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.page-faq .tabs__tab[aria-selected="true"] {
  color: var(--gold);
  background: var(--panel);
  border-color: var(--line);
  border-bottom-color: var(--panel);
  position: relative;
  top: 2px;
}

.page-faq .tabs__panel {
  display: block;
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: var(--faq-stat-shadow);
  padding: 1.25rem;
}

.page-faq .tabs__panel[hidden] {
  display: none;
}

.page-faq__panel-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 1.25rem;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--white);
}

.page-faq__panel-title::before {
  content: "";
  width: 0.625rem;
  height: 0.625rem;
  background: var(--gold);
  transform: rotate(45deg);
  flex: none;
}

.page-faq__visual {
  margin: 0 0 1.5rem;
  border: 2px solid var(--line);
  background: var(--bg);
}

.page-faq__visual img {
  display: block;
  width: 100%;
  height: auto;
}

.page-faq__visual--square img {
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-faq__item {
  background: var(--panel);
  border: 2px solid var(--line);
  box-shadow: var(--faq-stat-shadow);
  margin: 0 0 1rem;
  transition: border-color 0.2s ease;
}

.page-faq__item[open] {
  border-color: var(--gold);
}

.page-faq__item-summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.1rem;
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  user-select: none;
}

.page-faq__item-summary::-webkit-details-marker,
.page-faq__item-summary::marker {
  display: none;
}

.page-faq__item-summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-mono);
  font-size: 1.375rem;
  line-height: 1;
  color: var(--gold);
  transition: transform 0.2s ease;
}

.page-faq__item[open] > .page-faq__item-summary::after {
  transform: rotate(45deg);
}

.page-faq__item-body {
  padding: 0.9rem 1.1rem 1.1rem;
  color: var(--text);
  font-size: 0.875rem;
  line-height: 1.7;
  border-top: 1px solid var(--line);
}

.page-faq__item-body p {
  margin: 0 0 0.6rem;
}

.page-faq__item-body p:last-child {
  margin: 0;
}

.page-faq__item-body a {
  color: var(--gold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq__support {
  margin-bottom: 3.5rem;
}

.page-faq__trust {
  margin-bottom: 1.5rem;
}

.page-faq__trust-text {
  margin: 0;
  padding: 1rem 1.25rem;
  border-left: 4px solid var(--gold);
  background: var(--panel);
  color: var(--gray-light);
  font-size: 0.875rem;
  line-height: 1.7;
}

.page-faq__support-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 2rem 1.25rem;
  background: var(--panel);
  border: 2px solid var(--line);
  border-top: 4px solid var(--gold);
  box-shadow: var(--faq-stat-shadow);
}

.page-faq__support-info {
  min-width: 0;
}

.page-faq__support-info .panel__title {
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1.6rem;
  margin: 0 0 0.75rem;
}

.page-faq__support-info > p {
  color: var(--text);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin: 0 0 1.25rem;
}

.page-faq__support .data-list {
  margin: 0 0 1.75rem;
  padding: 0;
  list-style: none;
}

.page-faq__support .data-list__item {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}

.page-faq__support .data-list__item:last-child {
  border-bottom: none;
}

.page-faq__support .data-list__label {
  color: var(--gray-light);
  font-size: 0.875rem;
  flex: none;
}

.page-faq__support .data-list__value {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--white);
  text-align: right;
}

.page-faq__support-aside {
  border-top: 2px solid var(--line);
  padding-top: 1.5rem;
}

.page-faq__support-title {
  margin: 0 0 1rem;
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1.125rem;
}

.page-faq__support-aside .link-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-faq__support-aside .link-list li {
  margin: 0 0 0.4rem;
}

.page-faq__support-aside .link-list a {
  display: inline-block;
  padding: 0.25rem 0;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-faq__support-aside .link-list a:hover {
  color: var(--gold);
  border-color: var(--gold-deep);
}

@media (min-width: 560px) {
  .page-faq__stats {
    gap: 1.25rem;
  }

  .page-faq__item-summary {
    font-size: 1.0625rem;
    padding: 1.1rem 1.25rem;
  }

  .page-faq__item-body {
    padding: 0.9rem 1.25rem 1.25rem;
    font-size: 0.9375rem;
  }
}

@media (min-width: 760px) {
  .page-faq__lead {
    font-size: 1rem;
  }

  .page-faq__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-faq__tabs .tabs__panel {
    padding: 1.5rem;
  }

  .page-faq__support-card {
    padding: 2.25rem 2.5rem;
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.55fr);
    gap: 2.5rem;
  }

  .page-faq__support-aside {
    border-top: none;
    border-left: 2px solid var(--line);
    padding-top: 0;
    padding-left: 2rem;
  }
}

@media (min-width: 960px) {
  .page-faq__split {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 2.75rem;
    align-items: start;
  }
}