/* 07-buttons.css — premium CTA treatment */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: .95rem 1.45rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-weight: 700;
  letter-spacing: .02em;
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base),
    background var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base);
  will-change: transform;
}
.btn:focus-visible{
  outline: none;
  box-shadow: var(--focus-ring);
}
.btn:hover{
  transform: translateY(-2px);
}
.btn--primary{
  color: #063042;
  background: linear-gradient(135deg, var(--color-teal), rgba(255,255,255,.92));
  box-shadow: 0 14px 32px rgba(0, 209, 178, .20);
}
.btn--primary:hover{
  box-shadow: 0 18px 42px rgba(0, 209, 178, .28);
}
.btn--secondary{
  color: var(--color-white);
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.18);
  backdrop-filter: blur(14px);
}
.btn--secondary:hover{
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.28);
}