/* FTN Platform Website — button component (AEB-02 §2.1, AEB-06 §7) */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-body-size);
  line-height: 1;
  padding: var(--space-12) var(--space-24);
  border-radius: var(--radius-8);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

/* Primary */
.btn-primary {
  background: var(--color-red);
  color: var(--color-white);
}

.btn-primary:hover {
  background: #b80510;
}

.btn-primary:active {
  background: #9a040e;
}

.btn-primary:disabled {
  background: var(--color-silver);
  color: var(--color-white);
  cursor: not-allowed;
}

/* Secondary */
.btn-secondary {
  background: var(--color-black);
  color: var(--color-white);
}

.btn-secondary:hover {
  background: var(--color-charcoal);
}

.btn-secondary:active {
  background: var(--color-black);
}

.btn-secondary:disabled {
  background: var(--color-silver);
  cursor: not-allowed;
}

/* Outline */
.btn-outline {
  background: transparent;
  color: var(--color-black);
  border-color: var(--color-black);
}

.btn-outline:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.btn-outline:active {
  background: var(--color-charcoal);
  border-color: var(--color-charcoal);
  color: var(--color-white);
}

.btn-outline:disabled {
  color: var(--color-silver);
  border-color: var(--color-silver);
  cursor: not-allowed;
}

.btn-sm {
  padding: var(--space-8) var(--space-16);
  font-size: var(--text-small-size);
}

.btn-lg {
  padding: var(--space-16) var(--space-32);
  font-size: var(--text-h3-size);
}