.btn {
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.65rem 1.25rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: linear-gradient(180deg, var(--gold-light), var(--gold));
  color: #1a1408;
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 6px 18px rgba(212, 175, 55, 0.45);
}

.btn-lg {
  padding: 0.85rem 1.5rem;
  font-size: 1rem;
  width: 100%;
  margin-top: 0.5rem;
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: var(--cream);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-fold {
  background: #5c2e2e;
  color: #fff;
}

.btn-check, .btn-call {
  background: #2e4a5c;
  color: #fff;
}

.btn-raise {
  background: linear-gradient(180deg, #3d7a4a, #2a5c36);
  color: #fff;
}

.action-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  justify-content: center;
  align-items: center;
}

.action-bar .btn {
  flex: 1 1 auto;
  min-width: 4.5rem;
  padding: 0.55rem 0.85rem;
  font-size: 0.85rem;
}

@media (max-width: 640px) {
  .action-bar {
    gap: 0.35rem;
  }

  .action-bar .btn {
    min-width: 3.5rem;
    padding: 0.5rem 0.55rem;
    font-size: 0.78rem;
  }

  .raise-control input[type="range"] {
    width: min(180px, 55vw);
  }
}

.raise-control {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  justify-content: center;
  margin-top: 0.35rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.raise-control input[type="range"] {
  width: min(200px, 50vw);
  accent-color: var(--gold);
}

#raise-value {
  min-width: 3rem;
  font-weight: 700;
  color: var(--gold-light);
}

.russian-actions label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
}

.russian-actions input[type="number"] {
  width: 70px;
  padding: 0.35rem;
  border-radius: 6px;
  border: 1px solid rgba(212, 175, 55, 0.2);
  background: rgba(0, 0, 0, 0.35);
  color: var(--cream);
}