/* ============================================================
   Section: What Embedding Is (embedding-pillars.css)
   Figma Node: 0:4792
   Stack: Vanilla CSS + BEM + Design Tokens
   ============================================================ */

.embedding-pillars {
  position: relative;
  width: 100%;
  background-color: var(--color-surface, #FFFFFF);
  padding: 120px 0 100px;
  overflow: hidden;
}

.embedding-pillars_container {
  width: 100%;
  max-width: var(--hero-card-max-width, 1416px);
  margin: 0 auto;
  padding: 0 80px;
  box-sizing: border-box;
}

/* ============================================================
   Section Header (Centered, Figma Node 0:4793)
   ============================================================ */

.embedding-pillars_header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 72px;
}

.embedding-pillars_eyebrow {
  display: inline-block;
  font-family: var(--font-heading, 'Google Sans', sans-serif);
  font-size: var(--font-size-eyebrow, 14px);
  font-weight: var(--font-weight-bold, 700);
  line-height: 1;
  letter-spacing: 0.56px;
  text-transform: uppercase;
  color: var(--color-eyebrow, #5B28AD);
  margin-bottom: 24px;
}

.embedding-pillars_title {
  font-family: var(--font-heading, 'Google Sans', sans-serif);
  font-size: clamp(34px, 4vw, 54px);
  font-weight: var(--font-weight-bold, 700);
  line-height: 1.15;
  letter-spacing: -1.5px;
  color: var(--color-text-primary, #020101);
  margin: 0 0 18px 0;
  text-wrap: balance;
}

.embedding-pillars_subtitle {
  font-family: var(--font-body, 'Google Sans', sans-serif);
  font-size: var(--font-size-body, 18px);
  font-weight: var(--font-weight-regular, 400);
  line-height: 1.6;
  color: rgba(2, 1, 1, 0.72);
  max-width: 820px;
  margin: 0;
  text-wrap: balance;
}

/* ============================================================
   Three-Column Pillar Grid (Figma Node 0:4797)
   ============================================================ */

.embedding-pillars_grid {
  display: grid;
  grid-template-columns: 1fr 1px 1fr 1px 1fr;
  align-items: stretch;
  gap: 0;
  width: 100%;
}

.embedding-pillars_divider {
  width: 1px;
  background-color: rgba(2, 1, 1, 0.08);
  height: 85%;
  align-self: center;
}

.embedding-pillars_item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0 36px;
  box-sizing: border-box;
}

.embedding-pillars_item:first-child {
  padding-left: 0;
}

.embedding-pillars_item:last-child {
  padding-right: 0;
}

/* Pillar Visual Illustration */
.embedding-pillars_visual {
  width: 100%;
  max-width: 220px;
  height: 90px;
  display: flex;
  align-items: center;
  margin-bottom: 28px;
}

.embedding-pillars_svg {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: 88px;
  object-fit: contain;
  display: block;
}

/* Pillar Card Typography */
.embedding-pillars_card-title {
  font-family: var(--font-heading, 'Google Sans', sans-serif);
  font-size: 24px;
  font-weight: var(--font-weight-bold, 700);
  line-height: 1.25;
  color: var(--color-text-primary, #020101);
  margin: 0 0 14px 0;
  letter-spacing: -0.5px;
}

.embedding-pillars_card-desc {
  font-family: var(--font-body, 'Google Sans', sans-serif);
  font-size: 16px;
  font-weight: var(--font-weight-regular, 400);
  line-height: 1.55;
  color: rgba(2, 1, 1, 0.72);
  margin: 0;
  text-wrap: pretty;
}

/* ============================================================
   Staggered Entrance Animation
   ============================================================ */

.embedding-pillars.has-motion .embedding-pillars_eyebrow,
.embedding-pillars.has-motion .embedding-pillars_title,
.embedding-pillars.has-motion .embedding-pillars_subtitle,
.embedding-pillars.has-motion .embedding-pillars_item,
.embedding-pillars.has-motion .embedding-pillars_divider {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.embedding-pillars.is-in-view .embedding-pillars_eyebrow {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.1s;
}

.embedding-pillars.is-in-view .embedding-pillars_title {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.2s;
}

.embedding-pillars.is-in-view .embedding-pillars_subtitle {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 0.3s;
}

.embedding-pillars.is-in-view .embedding-pillars_item,
.embedding-pillars.is-in-view .embedding-pillars_divider {
  opacity: 1;
  transform: translateY(0);
}

.embedding-pillars.is-in-view .embedding-pillars_item:nth-child(1) {
  transition-delay: 0.4s;
}

.embedding-pillars.is-in-view .embedding-pillars_divider:nth-child(2) {
  transition-delay: 0.45s;
}

.embedding-pillars.is-in-view .embedding-pillars_item:nth-child(3) {
  transition-delay: 0.5s;
}

.embedding-pillars.is-in-view .embedding-pillars_divider:nth-child(4) {
  transition-delay: 0.55s;
}

.embedding-pillars.is-in-view .embedding-pillars_item:nth-child(5) {
  transition-delay: 0.6s;
}

/* ============================================================
   Responsive Breakpoints
   ============================================================ */

@media (max-width: 1024px) {
  .embedding-pillars {
    padding: 90px 0 70px;
  }

  .embedding-pillars_container {
    padding: 0 40px;
  }

  .embedding-pillars_grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .embedding-pillars_divider {
    display: none;
  }

  .embedding-pillars_item {
    padding: 0;
    max-width: 520px;
    margin: 0 auto;
    align-items: center;
    text-align: center;
  }

  .embedding-pillars_visual {
    justify-content: center;
  }
}

@media (max-width: 767px) {
  .embedding-pillars_title {
    font-size: 40px;
    font-weight: var(--font-weight-medium, 500);
    line-height: 1.15;
    letter-spacing: -1.2px;
  }
}

@media (max-width: 640px) {
  .embedding-pillars {
    padding: 60px 0 50px;
  }

  .embedding-pillars_container {
    padding: 0 16px;
  }

  .embedding-pillars_header {
    margin-bottom: 48px;
    align-items: flex-start;
    text-align: left;
  }

  .embedding-pillars_title {
    font-size: 40px;
    font-weight: var(--font-weight-medium, 500);
    margin-bottom: 14px;
    letter-spacing: -1px;
  }

  .embedding-pillars_subtitle {
    font-size: 16px;
    text-align: left;
  }

  .embedding-pillars_item {
    align-items: flex-start;
    text-align: left;
    margin: 0;
    max-width: 100%;
  }

  .embedding-pillars_visual {
    justify-content: flex-start;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  .embedding-pillars.has-motion .embedding-pillars_eyebrow,
  .embedding-pillars.has-motion .embedding-pillars_title,
  .embedding-pillars.has-motion .embedding-pillars_subtitle,
  .embedding-pillars.has-motion .embedding-pillars_item,
  .embedding-pillars.has-motion .embedding-pillars_divider {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}