/* ── Bayi Why Section ── */
.bayi-why { padding: 6em 2em; background: var(--fg); }
.bayi-why-header { text-align: center; margin-bottom: 4em; display: flex; flex-direction: column; align-items: center; gap: 1em; }
.bayi-why-header p { color: var(--primary-light); }
.bayi-why-header h2 { color: var(--bg); font-family: "Onest", sans-serif; font-size: 2.5rem; }

.bayi-why-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0; max-width: 1100px; margin: 0 auto;
  border: 1px solid rgba(227,227,219,0.08); border-radius: 1em; overflow: hidden;
}

.bayi-why-card {
  position: relative; padding: 2.5em;
  display: flex; flex-direction: column; gap: 1em;
  border-right: 1px solid rgba(227,227,219,0.06);
  border-bottom: 1px solid rgba(227,227,219,0.06);
  background: transparent;
  transition: background 0.5s;
}
.bayi-why-card:nth-child(3n) { border-right: none; }
.bayi-why-card:nth-child(n+4) { border-bottom: none; }
.bayi-why-card:hover { background: rgba(108,92,231,0.05); }

.bayi-why-num {
  position: absolute; top: 1.5em; right: 1.5em;
  font-family: "Rader", "Onest", sans-serif; font-size: 2.5rem; font-weight: 600;
  color: rgba(108,92,231,0.08); line-height: 1;
}

.bayi-why-icon {
  width: 44px; height: 44px;
  border: 1px dashed rgba(108,92,231,0.3); border-radius: 0.6em;
  display: flex; align-items: center; justify-content: center;
  color: var(--primary-light);
  transition: all 0.4s;
}
.bayi-why-card:hover .bayi-why-icon {
  background: rgba(108,92,231,0.15);
  border-color: var(--primary);
  box-shadow: 0 0 20px rgba(108,92,231,0.2);
}

.bayi-why-card h4 {
  font-family: "Onest", sans-serif; font-size: 1.05rem;
  color: var(--bg); line-height: 1.3;
}
.bayi-why-card p {
  font-family: "Onest", sans-serif; font-size: 0.85rem;
  line-height: 1.6; text-transform: none;
  color: rgba(227,227,219,0.4);
}

@media (max-width: 1000px) {
  .bayi-why { padding: 4em 1.25em; }
  .bayi-why-header h2 { font-size: 1.5rem; }
  .bayi-why-grid { grid-template-columns: 1fr; }
  .bayi-why-card { border-right: none !important; border-bottom: 1px solid rgba(227,227,219,0.06) !important; }
  .bayi-why-card:last-child { border-bottom: none !important; }
  .bayi-why-num { font-size: 2rem; }
}