/* Why VISTAS — lively sticky aside + accent cards */

.why {
  --why-accent: var(--brand-blue, #2bb0d4);
  --why-pad-y: clamp(3.25rem, 6.5vw, 5rem);
  position: relative;
  background: var(--white);
  color: var(--ink);
  padding: var(--why-pad-y) 0;
}

.why__shell {
  width: min(1200px, calc(100% - 2.5rem));
  margin: 0 auto;
}

.why__layout {
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.75rem);
  align-items: start;
}

.why__scroll {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(1.5rem, 3.5vw, 2.75rem);
  align-items: start;
}

.why__aside {
  position: sticky;
  top: calc(var(--site-header-h, 5.5rem) + 1.25rem);
  display: grid;
  gap: 0;
  align-content: start;
}

.why__pin {
  display: grid;
  gap: 0;
}

.why__aside h2,
.why__aside .section-heading {
  margin: 0 0 0.75rem;
}

.why__aside .lede {
  margin: 0;
  max-width: 36rem;
}

.why__cta {
  width: fit-content;
  margin-top: 1.05rem;
}

.why__media {
  position: relative;
  margin: 1.05rem 0 0;
  border-radius: 1.25rem;
  overflow: hidden;
  background: var(--navy);
  box-shadow: 0 18px 40px rgba(0, 33, 71, 0.14);
}

.why__media--after {
  display: none;
}

.why__media::after {
  content: "";
  position: absolute;
  inset: auto -8% -18% auto;
  width: 42%;
  height: 42%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(249, 168, 37, 0.45), transparent 70%);
  pointer-events: none;
}

.why__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
  transition: transform 0.55s var(--ease, ease);
}

.why__aside:hover .why__media img {
  transform: scale(1.04);
}

.why__list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.why__card {
  --card-accent: var(--brand-blue, #2bb0d4);
  position: relative;
  display: grid;
  gap: 0.5rem;
  align-content: start;
  min-height: 100%;
  padding: 1.45rem 1.4rem 1.35rem;
  border-radius: 1.1rem;
  background:
    linear-gradient(165deg, rgba(255, 255, 255, 0.98), rgba(245, 249, 255, 0.95));
  border: 1px solid rgba(0, 33, 71, 0.07);
  box-shadow: 0 12px 28px rgba(0, 33, 71, 0.06);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  opacity: 1;
}

.why__card:nth-child(6n + 1) { --card-accent: var(--sky, #2bb0d4); }
.why__card:nth-child(6n + 2) { --card-accent: var(--brand-gold, #f9a825); }
.why__card:nth-child(6n + 3) { --card-accent: var(--navy, #293896); }
.why__card:nth-child(6n + 4) { --card-accent: var(--navy-dark, #212d78); }
.why__card:nth-child(6n + 5) { --card-accent: var(--sky-dark, #1b7a93); }
.why__card:nth-child(6n + 6) { --card-accent: var(--brand-gold, #f9a825); }

.why__card:hover,
.why__card:focus-visible {
  border-color: color-mix(in srgb, var(--card-accent) 55%, transparent);
  box-shadow:
    0 12px 28px rgba(0, 33, 71, 0.06),
    0 0 0 1px color-mix(in srgb, var(--card-accent) 22%, transparent);
}

.why__card:focus-visible {
  outline: 2px solid var(--card-accent);
  outline-offset: 2px;
}

.why__index {
  position: absolute;
  right: 0.85rem;
  top: 0.55rem;
  font-size: clamp(2.4rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
  color: color-mix(in srgb, var(--card-accent) 14%, transparent);
  pointer-events: none;
  user-select: none;
}

.why__tag,
.why__card h3,
.why__card p,
.why__more {
  font-family: var(--font);
  font-optical-sizing: none;
  font-style: normal;
}

.why__tag {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--black, #000000);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.2;
  text-transform: uppercase;
}

.why__card h3 {
  position: relative;
  z-index: 1;
  margin: 0.15rem 0 0;
  color: var(--card-accent);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.why__card p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--slate);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.55;
}

.why__more {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.45rem;
  color: var(--card-accent);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.3;
}

@media (prefers-reduced-motion: reduce) {
  .why__media img {
    transition: none;
  }
  .why__aside:hover .why__media img {
    transform: none;
  }
}

@media (max-width: 900px) {
  .why {
    padding-top: 0;
  }

  .why__layout {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }

  .why__scroll {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
  }

  .why__aside {
    position: static;
    display: contents;
  }

  .why__pin {
    position: sticky;
    top: var(--site-header-h, 5.5rem);
    z-index: 6;
    width: 100vw;
    max-width: 100vw;
    margin: 0 0 0 calc(50% - 50vw);
    padding: var(--why-pad-y) max(1.25rem, calc(50vw - 50%)) 1rem;
    box-sizing: border-box;
    background: var(--white);
    box-shadow: 0 10px 16px -8px rgba(0, 0, 0, 0.08);
    border: 0;
  }

  /* Keep sticky scope to pin + cards only */
  .why__media--desktop {
    display: none;
  }

  .why__media--after {
    display: block;
    width: 100%;
    max-width: none;
    margin: 0;
  }

  .why__list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

}

@media (max-width: 720px) {
  .why__shell {
    width: min(1200px, calc(100% - 2.5rem));
    padding-inline: 0;
    margin-inline: auto;
  }

  .why__pin {
    top: var(--site-header-h, 5.5rem);
    padding-top: var(--why-pad-y);
    padding-bottom: 1rem;
  }

  .why__list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.85rem;
    overflow: visible;
    padding: 0;
    scroll-snap-type: none;
  }

  .why__card {
    flex: none;
    width: 100%;
    min-height: 0;
  }
}