/********************************** Einleitung **********************************/
.bv-introduction-page .baumvolk-inner-wrapper {
  padding: 60px 20px;
  background-color: var(--bv-card-bg);
  color: var(--bv-text-primary);
  text-align: center;
}

.bv-introduction-page .baumvolk-logo {
  padding-bottom: 20px;
}

.bv-introduction-page .baumvolk-intro-box {
  position: relative;
  background: var(--bv-card-bg);
  color: var(--bv-text-primary);
  padding: 60px 20px 0;
  border-radius: var(--bv-btn-radius);
  min-height: 500px;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  overflow: hidden;
}

.bv-introduction-page .baumvolk-intro-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.bv-introduction-page .baumvolk-intro-title {
  margin-bottom: 1rem;
  max-width: 500px;
  font-family: var(--bv-font-family);
  font-size: var(--bv-font-size-hero);
  font-weight: var(--bv-font-weight-bold);
  line-height: var(--bv-line-height-tight);
  color: var(--bv-heading-color);
}

.bv-introduction-page .baumvolk-intro-text {
  font-family: var(--bv-font-family);
  font-size: var(--bv-font-size-xl);
  line-height: var(--bv-line-height-base);
  color: var(--bv-text-secondary);
}

.bv-introduction-page .baumvolk-logo-watermark {
  margin-top: 30px;
}

.bv-introduction-page .baumvolk-logo-watermark::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    url("https://baumvolk.com/wp-content/uploads/2025/08/cropped-logo-weiss-transparent.png")
    center/contain no-repeat;
  opacity: 0.03;
  pointer-events: none;
  z-index: 0;
}

/********************************** Hero / Was ist Bonsai **********************************/
.bv-introduction-page .bv-top-container {
  width: 100%;
  background-image:
    linear-gradient(180deg, rgba(18, 18, 18, 0.67) 0%, var(--bv-wrapper-bg) 82%),
    url("https://baumvolk.com/wp-content/uploads/2024/12/1e682436-1570-41ca-b778-fd9135d0ef11.webp");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding: 60px 20px;
  color: var(--bv-heading-color);
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.bv-introduction-page .baumvolk-side-by-side {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  justify-content: center;
  align-items: stretch;
}

.bv-introduction-page .baumvolk-text-column,
.bv-introduction-page .baumvolk-image-column {
  flex: 1 1 300px;
  padding: 20px;
  box-sizing: border-box;
}

.bv-introduction-page .baumvolk-text-column p {
  margin: 0 0 1rem;
  color: var(--bv-text-secondary);
  font-family: var(--bv-font-family);
  font-size: var(--bv-font-size-md);
  line-height: var(--bv-line-height-relaxed);
  text-align: center;
}

.bv-introduction-page .baumvolk-text-column p:last-child {
  margin-bottom: 0;
}

.bv-introduction-page .baumvolk-heading-title {
  margin-bottom: 25px;
  color: var(--bv-accent);
  font-family: var(--bv-font-family);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: var(--bv-font-weight-bold);
  text-align: center;
}

.bv-introduction-page .baumvolk-image-column {
  display: flex;
  align-items: center;
  justify-content: center;
}

.bv-introduction-page .baumvolk-image-column img {
  width: 100%;
  max-width: 500px;
  height: auto;
  display: block;
  border-radius: var(--bv-radius-xs);
  opacity: 0.6;
  transition: opacity 0.4s ease;
}

.bv-introduction-page .baumvolk-image-column img:hover {
  opacity: 1;
}

/********************************** Themen **********************************/
.bv-introduction-page .bv-topics-intro {
  min-height: 0;
  padding-bottom: 60px;
}

.bv-introduction-page .bv-topics-section {
  padding: 0 20px 60px;
}

.bv-introduction-page .bv-topics-shell {
  width: min(1200px, 100%);
  margin: 0 auto;
}

.bv-introduction-page .bv-topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--bv-page-spacing);
  align-items: stretch;
}

.bv-introduction-page .bv-topic-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  height: 100%;
  overflow: hidden;
  background: var(--bv-card-bg);
  border: 1px solid var(--bv-border-subtle);
  border-radius: var(--bv-card-radius);
  box-shadow: var(--bv-card-shadow);
  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
}

.bv-introduction-page .bv-topic-card:hover {
  transform: translateY(-2px);
  border-color: var(--bv-border-contrast-soft);
  box-shadow: var(--bv-shadow-elevated);
}

.bv-introduction-page .bv-topic-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bv-surface-soft);
}

.bv-introduction-page .bv-topic-card__image {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.bv-introduction-page .bv-topic-card__content {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 14px;
  padding: var(--bv-page-spacing);
}

.bv-introduction-page .bv-topic-card__title {
  margin: 0;
  color: var(--bv-heading-color);
  font-family: var(--bv-font-family);
  font-size: var(--bv-font-size-xl);
  font-weight: var(--bv-font-weight-semibold);
  line-height: var(--bv-line-height-tight);
}

.bv-introduction-page .bv-topic-card__text {
  margin: 0;
  color: var(--bv-text-secondary);
  font-family: var(--bv-font-family);
  font-size: var(--bv-font-size-base);
  line-height: var(--bv-line-height-relaxed);
}

.bv-introduction-page .bv-topic-card__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  color: var(--bv-accent);
  font-family: var(--bv-font-family);
  font-size: var(--bv-font-size-sm);
  font-weight: var(--bv-font-weight-semibold);
  line-height: 1;
  text-decoration: none;
  transition:
    color 0.2s ease,
    transform 0.2s ease;
}

.bv-introduction-page .bv-topic-card__link:hover,
.bv-introduction-page .bv-topic-card__link:focus {
  transform: translateX(2px);
}

.bv-introduction-page .bv-topic-card__link i {
  font-size: 0.9em;
}

/********************************** Responsive **********************************/
@media (max-width: 1200px) {
  .bv-introduction-page .bv-topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1024px) {
  .bv-introduction-page .baumvolk-inner-wrapper {
    padding: 40px 16px;
  }

  .bv-introduction-page .baumvolk-intro-box {
    padding: 40px 16px 0;
    min-height: 400px;
  }

  .bv-introduction-page .bv-topics-intro {
    padding-bottom: 40px;
  }

  .bv-introduction-page .bv-topics-section {
    padding: 0 16px 40px;
  }
}

@media (max-width: 768px) {
  .bv-introduction-page .bv-topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .bv-introduction-page .baumvolk-inner-wrapper {
    padding: 30px 12px;
  }

  .bv-introduction-page .baumvolk-intro-box {
    padding: 30px 12px 0;
    min-height: 320px;
  }

  .bv-introduction-page .bv-topics-intro {
    padding-bottom: 30px;
  }

  .bv-introduction-page .bv-topics-section {
    padding: 0 12px 30px;
  }

  .bv-introduction-page .bv-topic-grid {
    grid-template-columns: 1fr;
  }
}

/* Tags */
.bv-introduction-page .bv-topic-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 1.5rem;
}

.bv-introduction-page .bv-topic-card__tag {
  display: inline-flex;
  align-items: center;
  min-height: 1.875rem;
  padding: 0.35rem 0.7rem;

  background: var(--bv-surface-chip);
  color: var(--bv-text-secondary);

  border: 1px solid var(--bv-border-contrast-soft);
  border-radius: var(--bv-radius-pill);

  font-family: var(--bv-font-family);
  font-size: var(--bv-font-size-xs);
  font-weight: var(--bv-font-weight-semibold);
  line-height: var(--bv-line-height-tight);
  letter-spacing: var(--bv-letter-spacing-wide);

  cursor: default;
  user-select: none;
}