@charset "utf-8";
.knowledge-header {
  margin: 6 auto 1rem;
  max-width: 1400px;
  background: var(--qm-white);
  border: 1px solid var(--qm-border);
  border-top: 0;
  border-radius: 0 0 var(--qm-radius) var(--qm-radius);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

.knowledge-header__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: center;
  padding: 1.2rem;
  background: linear-gradient(to bottom, #ffffff 0%, #f9fbf4 100%);
}

.knowledge-header__logo {
  display: inline-block;
}

.knowledge-header__logo:focus-visible {
  outline: 3px solid #D7A500;
  outline-offset: 4px;
  border-radius: 6px;
}

.knowledge-header__logo-image {
  width: 170px;
  height: auto;
  display: block;
}

.knowledge-header__brand {
  min-width: 0;
}

.knowledge-header__title {
  margin: 0 0 0.25rem;
  color: var(--qm-primary);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.2;
}

.knowledge-header__subtitle {
  margin: 0 0 0.35rem;
  color: var(--qm-text);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.3;
}

.knowledge-header__context {
  margin: 0;
  color: #555555;
  font-size: 1rem;
  line-height: 1.5;
}

.knowledge-header__nav {
  background: var(--qm-primary);
}

.knowledge-header__nav-list {
  display: flex;
  flex-direction: column;
  list-style: none;
  margin: 0;
  padding: 0;
}

.knowledge-header__nav-link {
  display: block;
  padding: 0.95rem 1rem;
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 700;
  line-height: 1.4;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.knowledge-header__nav-link:hover,
.knowledge-header__nav-link:focus,
.knowledge-header__nav-link:focus-visible,
.knowledge-header__nav-link[aria-current="page"],
.knowledge-header__nav-link.is-active {
  background: var(--qm-secondary);
  color: #FFFFFF;
  text-decoration: none;
}

.knowledge-header__nav-link[aria-current="page"],
.knowledge-header__nav-link.is-active {
  font-weight: 800;
}

.knowledge-header__nav-link:focus-visible {
  outline: 3px solid #FFFFFF;
  outline-offset: -3px;
}

@media (min-width: 700px) {
  .knowledge-header__inner {
    grid-template-columns: 200px minmax(0, 1fr);
  }

  .knowledge-header__logo-image {
    width: 200px;
  }

  .knowledge-header__nav-list {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .knowledge-header__nav-link {
    border-top: 0;
  }
}

@media (min-width: 1000px) {
  .knowledge-header__title {
    font-size: 1.6rem;
  }

  .knowledge-header__subtitle {
    font-size: 1.55rem;
  }
}

@media (max-width: 640px) {
  .knowledge-header {
    margin: 0 auto 1rem;
  }

  .knowledge-header__inner {
    gap: 0.85rem;
    padding: 1rem;
  }

  .knowledge-header__logo-image {
    width: 150px;
  }

  .knowledge-header__title {
    font-size: 1.15rem;
    line-height: 1.3;
  }

  .knowledge-header__subtitle {
    font-size: 1.08rem;
    line-height: 1.4;
    color: var(--qm-text);
  }

  .knowledge-header__context {
    font-size: 1rem;
    line-height: 1.55;
    color: #555555;
  }

  .knowledge-header__nav-link {
    min-height: 50px;
    padding: 1rem;
    font-size: 1rem;
    line-height: 1.3;
    color: #FFFFFF;
    background: var(--qm-primary);
  }
}