/* Step indicator */
.step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: var(--spacing-2xl);
  padding: 0 var(--spacing-md);
}

.step {
  display: flex;
  align-items: center;
  gap: 0;
}

.step-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: 2px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text-muted);
  transition: all var(--transition-normal);
  flex-shrink: 0;
  position: relative;
  cursor: pointer;
}

.step-circle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.step-circle.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: 0 0 0 4px rgb(10 48 73 / 12%);
  transform: scale(1.1);
}

.step-circle.disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

.step-circle.completed {
  background-color: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-surface);
}

.step-line {
  width: 36px;
  height: 2px;
  background-color: var(--color-border);
  transition: background-color var(--transition-normal);
}

.step-line.completed {
  background-color: var(--color-success);
}

/* Form navigation */
.form-navigation {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-xl);
  border-top: 2px solid var(--color-bg);
}

.form-navigation > :first-child {
  justify-self: start;
}

.form-navigation > :last-child {
  justify-self: end;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 12px 28px;
  font-size: var(--font-size-base);
  font-weight: 600;
  border: 2px solid transparent;
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
  text-decoration: none;
  letter-spacing: 0.01em;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgb(255 255 255 / 0%);
  transition: background var(--transition-fast);
}

.btn:hover::after {
  background: rgb(255 255 255 / 10%);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-muted);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.btn-success {
  background-color: var(--color-success);
  color: var(--color-surface);
}

.btn-success:hover {
  background-color: var(--color-success-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.btn-hidden {
  visibility: hidden;
}

/* Page counter */
.page-counter {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

@media (width <= 640px) {
  .step-circle {
    width: 32px;
    height: 32px;
    font-size: var(--font-size-xs);
  }

  .step-line {
    width: 20px;
  }

  .btn {
    padding: 10px 20px;
    font-size: var(--font-size-sm);
  }
}