.lbb-btn,
.lbb-button {
  --lbb-btn-bg: linear-gradient(135deg, var(--lbb-accent), var(--lbb-accent-strong));
  --lbb-btn-color: var(--lbb-text-inverse);
  --lbb-btn-border: transparent;
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.875rem 1.2rem;
  border: 1px solid var(--lbb-btn-border);
  border-radius: var(--lbb-radius-pill);
  background: var(--lbb-btn-bg);
  color: var(--lbb-btn-color);
  text-decoration: none;
  font-size: 0.96rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease, color 180ms ease;
}

.lbb-btn::before,
.lbb-button::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 180ms ease;
  background: linear-gradient(120deg, rgba(255,255,255,0.28), transparent 30%, transparent 70%, rgba(255,255,255,0.18));
}

.lbb-btn:hover,
.lbb-btn:focus-visible,
.lbb-button:hover,
.lbb-button:focus-visible {
  transform: translateY(-1px);
  box-shadow: var(--lbb-shadow-md);
}

.lbb-btn:hover::before,
.lbb-btn:focus-visible::before,
.lbb-button:hover::before,
.lbb-button:focus-visible::before {
  opacity: 1;
}

.lbb-btn:focus-visible,
.lbb-button:focus-visible {
  outline: 3px solid rgba(42, 32, 51, 0.18);
  outline-offset: 2px;
}

.lbb-btn--primary,
.lbb-button--primary {
  --lbb-btn-bg: linear-gradient(135deg, var(--lbb-accent), var(--lbb-accent-strong));
  --lbb-btn-color: var(--lbb-text-inverse);
}

.lbb-btn--yellow {
  --lbb-btn-bg: linear-gradient(135deg, #f4d24f, #e9bf31);
  --lbb-btn-color: #2c1f37;
  --lbb-btn-border: #f1cd56;
}

.lbb-btn--yellow:hover,
.lbb-btn--yellow:focus-visible {
  --lbb-btn-bg: linear-gradient(135deg, #efc73f, #ddb329);
}

.lbb-btn--secondary,
.lbb-button--secondary {
  --lbb-btn-bg: linear-gradient(135deg, var(--lbb-accent-earth), color-mix(in srgb, var(--lbb-accent-earth-hover) 76%, white));
  --lbb-btn-color: color-mix(in srgb, var(--lbb-accent-strong) 55%, var(--lbb-text));
  --lbb-btn-border: color-mix(in srgb, var(--lbb-accent-earth) 45%, var(--lbb-border));
}

.lbb-btn--outline,
.lbb-button--ghost {
  --lbb-btn-bg: color-mix(in srgb, var(--lbb-surface-strong) 68%, transparent);
  --lbb-btn-color: var(--lbb-text);
  --lbb-btn-border: var(--lbb-border);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18);
}

.lbb-btn--dark {
  --lbb-btn-bg: #2f3943;
  --lbb-btn-color: #ffffff;
  --lbb-btn-border: #2f3943;
}

.lbb-btn--sm {
  min-height: 40px;
  padding: 0.7rem 1rem;
  font-size: 0.9rem;
}

.lbb-btn--lg {
  min-height: 54px;
  padding: 1rem 1.5rem;
  font-size: 1rem;
}

.lbb-btn--block {
  width: 100%;
}